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Apple MacBook Air 15-inch (M3, 2024) vs Apple MacBook Air 15-inch (M4, 2025)

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Product A: Apple

MacBook Air 15-inch (M3, 2024)

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Product B: Apple

MacBook Air 15-inch (M4, 2025)

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Only differences

AApple MacBook Air 15-inch (M3, 2024)

BApple MacBook Air 15-inch (M4, 2025)

General

4 of 9 differ

Series

MacBook Air2Press releaseapple.com/newsroom/2024/03/apple-unveils-the-new-13-and-15-inch-macbook-air-with-the-powerful-m3-chipRead 5 October 2026

MacBook Air1Press releaseapple.com/newsroom/2025/03/apple-introduces-the-new-macbook-air-with-the-m4-chip-and-a-sky-blue-colorRead 5 October 2026

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

MRYM3LL/A3Retailer pagebhphotovideo.com/c/product/1814979-REG/apple_mrym3ll_a_15_macbook_air_m3.htmlRead 5 October 2026Exact US retail SKU MRYM3LL/A, Space Gray, M3 8 CPU/10 GPU cores, 8 GB memory/256 GB storage.

A3241, MC7A4LL/A, MW1G3LL/A, MW1J3LL/A, MW1L3LL/A9Spec databaseeverymac.com/systems/apple/macbook-air/specs/macbook-air-m4-10-core-cpu-10-core-gpu-15-2025-specs.htmlRead 7 October 2026Exact physical A3241 and original US 16 GB/256 GB order numbers, respectively Sky Blue, Silver, Starlight and Midnight. 512 GB and 24 GB packages excluded. No new colors or variants.

GTIN / EAN

1959491288759Retailer pagemicrocenter.com/product/678753/apple-macbook-air-15-mrym3ll-a-%28early-2024%29-153-laptop-computer-space-grayRead 7 October 2026Exact manufacturer part MRYM3LL/A, 8 GB / 256 GB / 10 GPU / Space Gray product information gives UPC 195949128875. Best Buy corroborates. Refurbished sellers with changed RAM or colour or different UPC are not reference evidence.

19594989316210Retailer pagemicrocenter.com/product/692844/macbook-air-15-mc7a4ll-a-(early-2025)-153-laptop-computer-sky-blueRead 7 October 2026Exact US Sky Blue MC7A4LL/A, M4 ten CPU/ten GPU, 16 GB RAM and 256 GB SSD. Public indexed Product Information table explicitly UPC 195949893162. Current direct access blocked. This UPC is Sky Blue only, not all colors. Exact Best Buy model and UPC independently corroborate.

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

4 March 20242Press releaseapple.com/newsroom/2024/03/apple-unveils-the-new-13-and-15-inch-macbook-air-with-the-powerful-m3-chipRead 5 October 2026

5 March 20251Press releaseapple.com/newsroom/2025/03/apple-introduces-the-new-macbook-air-with-the-m4-chip-and-a-sky-blue-colorRead 5 October 2026

Status

Discontinued17Spec databaseeverymac.com/systems/apple/macbook-air/specs/macbook-air-m3-8-core-cpu-10-core-gpu-15-2024-specs.htmlRead 10 October 2026Discontinued Date March 5, 2025 for the 15-inch M3 MacBook Air, meaning replaced by a subsequent system or production ended. Reseller stock is not considered.

Discontinued9Spec databaseeverymac.com/systems/apple/macbook-air/specs/macbook-air-m4-10-core-cpu-10-core-gpu-15-2025-specs.htmlRead 7 October 2026Exact 15-inch M4 family discontinuation date, not reseller remaining stock. Source distinguishes 2025 M4 from 2026 M5.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Apple MacBook Air 15-inch (M2, 2023)15Reviewrtings.com/laptop/reviews/apple/macbook-air-15-2024Read 7 October 2026Public review introduction states this model replaces the M2 Apple MacBook Air 15 (2023). Matching 15-inch predecessor exists in this catalog.

Apple MacBook Air 15-inch (M3, 2024)11Reviewrtings.com/laptop/reviews/apple/macbook-air-15-m4-2025Read 7 October 2026Exact 15-inch family predecessor exists in catalogue. Not a relationship to the 13-inch Air.

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Apple MacBook Air 15-inch (M4, 2025)15Reviewrtings.com/laptop/reviews/apple/macbook-air-15-2024Read 7 October 2026Public review notice explicitly says this laptop was replaced by the Apple MacBook Air 15 (M4,2025). Matching 15-inch successor exists in this catalog. Protected numeric test results are excluded.

Apple MacBook Air 15-inch (M5, 2026)24Reviewnotebookcheck.net/Apple-MacBook-Air-15-M5-Review-Very-powerful-fanless-and-without-competition.1244905.0.htmlRead 23 October 2026Notebookcheck's review of the MacBook Air 15 M5 says Apple refreshes the 15-inch Air and calls the MacBook Air 15 M4 the previous model.

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$1,2992Press releaseapple.com/newsroom/2024/03/apple-unveils-the-new-13-and-15-inch-macbook-air-with-the-powerful-m3-chipRead 5 October 2026US starting launch price for the original base configuration. Excludes education price and later discounts.

$1,1991Press releaseapple.com/newsroom/2025/03/apple-introduces-the-new-macbook-air-with-the-m4-chip-and-a-sky-blue-colorRead 5 October 2026Pricing and Availability: base 15-inch starts at $1199 in US, excluding sales tax. Education and later prices excluded.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

€1,59918Press releaseapple.com/de/newsroom/2024/03/apple-unveils-the-new-13-and-15-inch-macbook-air-with-the-powerful-m3-chipRead 10 October 2026Apple Germany newsroom, 4 March 2024, Preise und Verfuegbarkeit: the 15-inch MacBook Air with M3 is available from 1,599 euro including VAT (education 1,449 euro excluded). Starting price of the base configuration, 8 GB and 256 GB. German consumer price, not a conversion of the US MSRP.

Not available

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

US2Press releaseapple.com/newsroom/2024/03/apple-unveils-the-new-13-and-15-inch-macbook-air-with-the-powerful-m3-chipRead 5 October 2026

US1Press releaseapple.com/newsroom/2025/03/apple-introduces-the-new-macbook-air-with-the-m4-chip-and-a-sky-blue-colorRead 5 October 2026

ColoursiThe maker's own colour names

Space Gray3Retailer pagebhphotovideo.com/c/product/1814979-REG/apple_mrym3ll_a_15_macbook_air_m3.htmlRead 5 October 2026

Sky Blue, Silver, Starlight, Midnight3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Segment

Ultrabook2Press releaseapple.com/newsroom/2024/03/apple-unveils-the-new-13-and-15-inch-macbook-air-with-the-powerful-m3-chipRead 5 October 2026

Ultrabook1Press releaseapple.com/newsroom/2025/03/apple-introduces-the-new-macbook-air-with-the-m4-chip-and-a-sky-blue-colorRead 5 October 2026

Form factor

Clamshell4Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2024/mac/15Read 10 October 2026Take a tour describes a notebook with a lid that opens and a keyboard and trackpad in the base.19Spec databasenanoreview.net/en/laptop/apple-macbook-air-15-m3-2024Read 10 October 2026Case section: Transformer No, so not a convertible or detachable. Apple describes a hinged lid.

Clamshell4Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2025/mac/15Read 5 October 2026

Chassis

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DimensionsiClosed laptop body size. Minimum and maximum thickness describe the front and rear or other points stated by the maker.

Width340.4Depth237.6Thickness (max)11.5mm(13.4 × 9.4 × 0.5 in)1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Size and Weight. Published centimetres converted exactly to millimetres.

Width340.4Depth237.6Thickness (max)11.5mm(13.4 × 9.4 × 0.5 in)3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Weight (published)iPublished laptop weight without the charger. A starting weight is identified in the source note and may vary with configuration.

1.51kg(3.3 lb)1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Size and Weight. M3 row. Weight varies by configuration and manufacturing process.

1.51kg(3.3 lb)3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Lid material

Aluminium1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Environment Materials section states 100% recycled aluminium enclosure.

Aluminium3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Materials: aluminium enclosure.

Bottom material

Aluminium1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Environment Materials section states 100% recycled aluminium enclosure.

Aluminium3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Materials: aluminium enclosure.

Max hinge angle

Not available

130°17Reviewlaptopmedia.com/review/apple-macbook-air-15-3-m4-review-the-best-laptop-you-cant-upgradeRead 7 October 2026Published maximum opening angle for unchanged A3241 physical enclosure. Review RAM sample scope unproved, so no lab measurements inherited.

MIL-STD-810 testing (claimed)iManufacturer claim of MIL-STD-810 testing. The revision and tested procedures belong in the source note. This is not proof of every standard test.

Not available

Not available

Display

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Screen sizeiDiagonal of the main built-in display. Rounded-corner displays may be measured as a full rectangle.

15.3in(38.9 cm)1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

15.3in(38.9 cm)3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Native resolution

2880 × 1864px1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

2880 × 1864px3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Pixel density

224.2ppi=CalculatedFrom Screen size and Native resolution

224.2ppi=CalculatedFrom Screen size and Native resolution

Panel typeiDell's WVA means wide viewing angle and names no panel technology, so it is stored as IPS only when Dell or a review names IPS.

IPS1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

IPS3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Backlight

Not available

Not available

Dimming zonesiIndependently controlled backlight zones, not the number of LEDs or screen pixels.

Not available

Not available

Panel part numberiPanel part number identified in a matching review unit. Suppliers may vary within the same laptop configuration.

Not available

Not available

Screen surfaceiSurface of the stored display configuration. Anti-reflective coatings do not by themselves make a glossy display matte. A matte finish of the chassis is not the screen surface.

Glossy19Spec databasenanoreview.net/en/laptop/apple-macbook-air-15-m3-2024Read 10 October 2026Display section: Coating Glossy (Antireflective). Anti-reflective coating does not make the surface matte.

Glossy7Reviewnotebookcheck.net/Apple-MacBook-Air-15-M4-review-The-fanless-M4-SoC-is-years-ahead-of-the-competition.976933.0.htmlRead 5 October 202615-inch M4 model display claim: glossy yes. Shared panel claim only. 16 GB / 1 TB review measurements excluded from 256 GB reference.

Touchscreen

No3Retailer pagebhphotovideo.com/c/product/1814979-REG/apple_mrym3ll_a_15_macbook_air_m3.htmlRead 5 October 2026Display specifications explicitly state Touchscreen No for this retail SKU.

No14Retailer pagebhphotovideo.com/c/product/1883964-REG/apple_mw1g3ll_a_15_macbook_air_m4.htmlRead 7 October 2026Exact matching 15.3-inch panel. Same physical screen across colors, no touchscreen option.

Stylus

Not available

Not available

Refresh rate modesiHighest confirmed operating refresh rate of the built-in display at each resolution. Add a second row only for a documented dual-mode panel, not an ordinary supported timing.

AApple MacBook Air 15-inch (M3, 2024)

Width (px)	Height (px)	Maximum operating refresh (Hz)	VRR
2880	1864	60	No

Source8Retailer pagebhphotovideo.com/c/product/1814979-REG/apple_mrym3ll_a_15_macbook_air_m3.htmlRead 7 October 2026Exact MRYM3LL/A display table states native 2880 x 1864, Refresh Rate 60 Hz, Variable Refresh Technology No. Fixed maximum operating refresh, not an external display timing.

BApple MacBook Air 15-inch (M4, 2025)

Width (px)	Height (px)	Maximum operating refresh (Hz)
2880	1864	60

Source7Reviewnotebookcheck.net/Apple-MacBook-Air-15-M4-review-The-fanless-M4-SoC-is-years-ahead-of-the-competition.976933.0.htmlRead 5 October 202615-inch M4 specifications: 2880 x 1864 native IPS at 60 Hz. Shared display claim only, no external timings.

Max refresh rate

60Hz=CalculatedFrom Refresh rate modes

60Hz=CalculatedFrom Refresh rate modes

Adaptive synciNamed variable refresh technologies for the built-in display. Manual switching between 60Hz and 120Hz is not VRR.

Not available

Not available

Gray-to-gray response time (claimed)iManufacturer claim for a gray-to-gray pixel transition. Do not use generic response times, black-to-white values, or motion-picture response times.

Not available

Not available

Native panel colour depthiPhysical panel colour depth per channel. Do not infer native bit depth or FRC from the number of supported colours.

Not available

Not available

Brightness (SDR, claimed)iManufacturer typical SDR luminance. Outdoor maxima and an unspecified peak are not typical SDR brightness.

500nits1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Exact 15-inch M3 Display section explicitly 500 nits brightness for its Liquid Retina IPS panel. Ordinary manufacturer display luminance claim, not an outdoor boost, HDR peak or reviewer measurement. No source measurement method inferred.

500nits3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Peak brightness (SDR outdoors, claimed)iManufacturer maximum SDR luminance explicitly claimed for outdoor use. Ambient light, automatic brightness and other stated conditions belong in the source note. Not typical SDR or HDR brightness.

Not available

Not available

Sustained brightness (HDR, claimed)iManufacturer explicitly sustained HDR luminance. Screen area, duration, temperature and other stated conditions belong in the source note. Not a brief peak or SDR luminance.

Not available

Not available

Peak brightness (HDR, claimed)iManufacturer peak luminance explicitly measured or claimed in HDR. Window size and duration belong in the source note.

Not available

Not available

sRGB coverage (claimed)iManufacturer stated sRGB gamut percentage. The source note identifies coverage, volume, or an unspecified maker gamut claim.

Not available

Not available

DCI-P3 coverage (claimed)iManufacturer stated DCI-P3 gamut percentage. The source note identifies coverage, volume, or an unspecified maker gamut claim.

Not available

Not available

Adobe RGB coverage (claimed)iManufacturer stated Adobe RGB gamut percentage. The source note identifies coverage, volume, or an unspecified maker gamut claim.

Not available

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HDR certification

Not available

Not available

Factory calibratediThe maker explicitly states factory colour calibration. Certification alone does not establish calibration.

Not available

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Second display

Not available

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Processor

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Processor

Apple M3 (8-core CPU)1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Chip section. Exact 8-core CPU and 10-core GPU configuration.

Apple M43Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Processor brand

Apple1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

Apple3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Core configurationiProcessor core groups using the chip maker's names. MediaTek Big, Apple Super and AMD Zen architecture labels remain distinct from Intel P and E labels.

AApple MacBook Air 15-inch (M3, 2024)

Core type	Count
Performance	4
Efficiency	4

Source1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

BApple MacBook Air 15-inch (M4, 2025)

Core type	Count	Core
Performance	4	Performance
Efficiency	6	Efficiency

Source3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Chip: 10-core M4 with four Performance and six Efficiency cores. No Apple super cores in this generation.

CPU cores

8=CalculatedFrom Core configuration

10=CalculatedFrom Core configuration

Cores labelled performanceiCounts only rows classified as performance. Other labels, including Big, Super and AMD Zen architecture rows, are not included.

4=CalculatedFrom Core configuration

4=CalculatedFrom Core configuration

Cores labelled efficiencyiCounts only efficiency and low-power-efficiency rows. AMD Zen 5c and Apple super cores are not included.

4=CalculatedFrom Core configuration

6=CalculatedFrom Core configuration

ThreadsiMaximum hardware threads of the processor, including simultaneous multithreading where supported.

812Press articleanandtech.com/show/21285/apple-launches-m3based-macbook-air-13-and-15-3nm-cpu-for-the-massesRead 7 October 2026Public indexed 2024 launch table for MBA 15 / M3 lists 4C/4T High-Perf + 4C/4T High-Eff, 8 hardware threads total. This is a hardware count, not borrowed benchmark. Current direct URL redirects to the forum homepage.

1013Reviewnotebookcheck.net/Apple-MacBook-Air-15-M4-review-The-fanless-M4-SoC-is-years-ahead-of-the-competition.976933.0.htmlRead 7 October 2026Same M4 10-core CPU in all 15-inch M4 configurations. Numeric benchmark/power/display/runtime results from the reviewed 16 GB/1 TB unit are not inherited. No clock or configured PL1/PL2 inferred.

Max boost clock

Not available

Not available

L3 cacheiL3 cache only. Do not copy a combined L2 plus L3 cache total. Qualcomm's total cache, such as 30 MB on Snapdragon X, is not L3, even when a laptop maker labels it L3.

Not available

Not available

ProcessiProcess size class of the processor compute die in nm, as on CPUs: TSMC N3B is 3, Intel 7 is 10, Intel 4 is 7 and Intel 18A is 1.8. Marketing process names and other chiplet processes belong in the source note.

3nm11Press releaseapple.com/newsroom/2023/10/apple-unveils-m3-m3-pro-and-m3-max-the-most-advanced-chips-for-a-personal-computerRead 7 October 2026Exact M3 chip release calls the M3 family the first personal-computer chips built with 3-nanometer process technology. Foundry node trade name not inferred.

3nm8Press releaseapple.com/newsroom/2024/05/apple-introduces-m4-chipRead 5 October 2026Apple M4 uses second-generation 3 nm technology. The represented Air explicitly uses M4.

Sustained CPU power (configured)iThis laptop's sustained configured CPU power limit, such as PL1. A chip manufacturer's generic base power is not the laptop setting.

Not available

Not available

Peak CPU power (configured)iThis laptop's configured short-duration CPU limit, such as PL2. Do not substitute generic processor maximum turbo power.

Not available

Not available

Combined CPU and GPU poweriMaker stated simultaneous CPU plus discrete-GPU budget for the exact configuration and power mode.

Not available

Not available

NPU performanceiNPU-only claimed operations per second. Excludes combined CPU, GPU and platform AI throughput. Precision belongs in the source note.

Not available

38TOPS8Press releaseapple.com/newsroom/2024/05/apple-introduces-m4-chipRead 5 October 2026M4 Neural Engine peak up to 38 trillion operations per second. Chip maker claim, not measured laptop sustained rate. Precision is not stated.

Graphics

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Discrete GPUiA separate dedicated graphics processor is installed. Integrated or unified-memory graphics do not qualify.

No1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Chip and graphics inventory lists the installed Apple chip GPU only. This GPU is part of the SoC and uses unified memory.

No3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Only integrated M4 GPU is installed.

GPU

Not available

Not available

GPU brand

Not available

Not available

VRAMiDedicated video memory of the installed discrete GPU. Shared system memory is excluded.

Not available

Not available

Max GPU power (TGP)iMaximum configured discrete-GPU power including Dynamic Boost. Mode and any maker qualification belong in the source note.

Not available

Not available

Dynamic BoostiMaximum additional GPU power shifted from the CPU through NVIDIA Dynamic Boost. This is part of maximum TGP, not extra to it. A figure written as "up to 115W Dynamic Boost" is the total, so it goes in gpu_tgp_max_w.

Not available

Not available

GPU boost clockiHighest maker configured GPU boost clock, including factory overclock where explicitly stated. Mode belongs in the source note.

Not available

Not available

GPU switchingiExplicit GPU display-routing or power-sharing features. Advanced Optimus includes hardware display multiplexing.

Not available

Not available

Integrated GPU

Apple M3 10-core GPU1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

Apple M4 10-core GPU3Maker product pagesupport.apple.com/en-us/122210Read 8 October 202610-core GPU base configuration. All 15-inch configurations use 10-core GPU.

Memory

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Installed RAMiTotal installed RAM in this product configuration, not the maximum purchase option.

8GB1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Memory section. Retained original US 8 GB configuration. Later refreshes and higher purchase options are excluded.

16GB3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Standard 16 GB unified memory, paired with 256 GB SSD.

RAM type

LPDDR512Press articleanandtech.com/show/21285/apple-launches-m3based-macbook-air-13-and-15-3nm-cpu-for-the-massesRead 7 October 2026Same public indexed MBA 15 / M3 table lists 8-24 GB LPDDR5-6400. RTINGS public configuration table separately states 8 GB LP-DDR5. Later 16 GB refresh and different processor facts not inherited.

LPDDR5X11Reviewrtings.com/laptop/reviews/apple/macbook-air-15-m4-2025Read 7 October 2026Exact reviewed 16 GB/256 GB Silver unit. Public options explicitly LP-DDR5x for 16/24/32 GB. Notebookcheck processor document names LPDDR5x-7500, its generic LPDDR5-7500 review abbreviation is not preferred over exact DDR5x naming.

RAM speediConfigured memory data rate in transfers per second. Do not treat the DRAM clock in MHz as the data rate.

6,400MT/s12Press articleanandtech.com/show/21285/apple-launches-m3based-macbook-air-13-and-15-3nm-cpu-for-the-massesRead 7 October 2026MBA 15 / M3 launch table states LPDDR5-6400, the 6400 MT/s transfer-rate grade across listed memory choices. No conversion from RTINGS 6400 MHz label. Live URL redirects to forums, public indexed article table remains readable.

7,500MT/s12Spec databasenotebookcheck.net/Apple-M4-10-cores-Processor-Benchmarks-and-Specs.835975.0.htmlRead 7 October 2026Exact base 10-core M4 processor has on-package LPDDR5x at 7500 transfers/second. Exact RTINGS 16 GB/256 GB options list matching 7500 but label MHz. No MHz clock doubled or bandwidth-derived speed.

Memory channelsiActive memory channels of the installed configuration, not the number of RAM modules or slots. One installed module is one channel. This holds for DDR5 too, whose two 32-bit subchannels on one module do not count as two channels. Soldered LPDDR memory counts in 64-bit units, so a 128-bit bus is 2 channels, even when a maker calls it quad-channel.

Not available

Not available

RAM upgradeiWhether the installed RAM is soldered, socketed in slots, or a mixture. Purchase-time configurations are not upgrades.

Soldered17Spec databaseeverymac.com/systems/apple/macbook-air/specs/macbook-air-m3-8-core-cpu-10-core-gpu-15-2024-specs.htmlRead 10 October 2026RAM Slots None. All RAM is unified and onboard, and EveryMac states it cannot be upgraded after purchase.

Soldered9Spec databaseeverymac.com/systems/apple/macbook-air/specs/macbook-air-m4-10-core-cpu-10-core-gpu-15-2025-specs.htmlRead 7 October 2026Default 16 GB onboard unified RAM has no RAM slots and cannot be upgraded later. Purchase-time 24/32 GB options are not sockets. Exact RTINGS reviewed 16 GB/256 GB states soldered RAM.

Memory slotsiPhysical replaceable RAM module sockets grouped by type and occupancy. Clocked SO-DIMM uses CSODIMM. Soldered memory is excluded.

Not available

Not available

RAM slots

Not available

Not available

Free RAM slots

Not available

Not available

Maximum supported RAMiManufacturer supported maximum RAM, including purchase-time soldered options. Does not imply post-purchase upgradeability.

24GB1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Maximum purchase-time memory for the retained M3 CPU/GPU configuration. Does not assert post-purchase upgradeability.

32GB3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Memory section: configurable up to 32 GB at purchase. All 15-inch M4 models retain same 10-core CPU / 10-core GPU. Not a post-purchase upgrade.

Storage

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Installed storageiTotal advertised installed storage in decimal GB. Convert 1TB to 1000GB, without changing an explicitly published 512GB value.

256GB1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Storage section. Retained original base 256 GB SSD. PCIe generation and installed drive model are not published.

256GB3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Standard 256 GB SSD. Alternative purchase capacities are not installed storage.

Storage type

NVMe SSD8Retailer pagebhphotovideo.com/c/product/1814979-REG/apple_mrym3ll_a_15_macbook_air_m3.htmlRead 7 October 2026Exact SKU Storage Drive Type: 1 x 256 GB / Integrated NVMe SSD. Refines existing maker-generic SSD without changing capacity or assuming a PCIe generation.

NVMe SSD3Maker product pagesupport.apple.com/en-us/122210Read 8 October 202614Retailer pagebhphotovideo.com/c/product/1883964-REG/apple_mw1g3ll_a_15_macbook_air_m4.htmlRead 7 October 2026Exact Silver MW1G3LL/A 16 GB/256 GB. Refines existing maker generic SSD. Onboard fixed storage, no replaceable M.2 socket or PCIe generation inferred.

Installed drive PCIe generationiPCIe generation of the installed drive. This may be lower than the slot capability.

Not available

Not available

Storage slotsiPhysical storage connectors grouped by capability and occupancy. A slot accepting several drive lengths is one slot, not one per length.

Not available

Not available

M.2 slots

Not available

Not available

Free storage slots

Not available

Not available

Maximum slot PCIe generation

Not available

Not available

Ports

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PortsiPhysical laptop connectors grouped by type, protocol capability and side. One connector with several protocols is counted once.

AApple MacBook Air 15-inch (M3, 2024)

Type	Version	Count	Maximum data rate (Gbps)	Thunderbolt or USB4	DP Alt Mode
MagSafe	MagSafe 3	1	Not available	Not available	Not available
USB-C	Thunderbolt 3 / USB 4	2	40	Thunderbolt 3	Yes
3.5 mm audio	Not available	1	Not available	Not available	Not available

Source1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Charging and Expansion. Physical connectors counted once. Thunderbolt and USB4 share each USB-C connector.

BApple MacBook Air 15-inch (M4, 2025)

Type	Version	Count	Side	Maximum data rate (Gbps)	Thunderbolt or USB4	DP Alt Mode
MagSafe	MagSafe 3	1	Left	Not available	Not available	Not available
USB-C	Thunderbolt 4	2	Left	40	Thunderbolt 4	Yes
3.5 mm audio	Not available	1	Right	Not available	Not available	Not available

Source3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Charging and Expansion: MagSafe 3, audio and two Thunderbolt 4 USB-C at 40 Gbps, with DisplayPort and charging. Sides come from matching M4 manual.4Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2025/mac/15Read 5 October 2026M4 tour: left MagSafe 3 and two Thunderbolt 4, right 3.5 mm audio.

USB-C ports

2=CalculatedFrom Ports

2=CalculatedFrom Ports

Thunderbolt

Yes=CalculatedFrom Ports

Yes=CalculatedFrom Ports

Highest HDMI version

Not available

Not available

Card reader

No=CalculatedFrom Ports

No=CalculatedFrom Ports

Ethernet speed

Not available

Not available

Maximum USB-C charging inputiHighest confirmed charging power accepted by a USB-C port. This is separate from adapter rating and power delivered to peripherals.

Not available

Not available

Wireless

0 of 5 differ

Wi-Fi

Wi-Fi 6E1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

Wi-Fi 6E3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Wi-Fi bandsiSupported radio frequency bands. Availability may be restricted by country or regulatory configuration.

2.4 GHz, 5 GHz, 6 GHz13Maker product pagesupport.apple.com/en-us/102285Read 7 October 2026Guide explicitly includes MacBook Air introduced in 2024 or later and explains 6 GHz plus 2.4 and 5 GHz operation. 6 GHz availability varies by region. Selected US reference supports approved 6 GHz operation.

2.4 GHz, 5 GHz, 6 GHz18Owner's manualsupport.apple.com/en-in/guide/deployment/dep268652e6c/webRead 7 October 2026Exact MacBook Air 15-inch M4 2025 group. 6 GHz availability may be regionally restricted. No Wi-Fi 7 or N1 chip inherited from 2026 models.

Wi-Fi module

Not available

Not available

BluetoothiThe version as a number with one decimal, such as 5.4 or 6.0. A qualifier such as or above goes in the source note.

5.31Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

5.33Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Cellular

No8Retailer pagebhphotovideo.com/c/product/1814979-REG/apple_mrym3ll_a_15_macbook_air_m3.htmlRead 7 October 2026Exact original MRYM3LL/A table, Communications: Cellular Support No. This is built-in cellular absence, separate from phone tethering or external modems.

No14Retailer pagebhphotovideo.com/c/product/1883964-REG/apple_mw1g3ll_a_15_macbook_air_m4.htmlRead 7 October 2026Exact US base configuration has no built-in cellular. External phone tethering excluded.

Keyboard and touchpad

5 of 8 differ

Keyboard layoutsiDocumented layouts of the retained regional SKUs. Do not infer a layout solely from the sales country.

ANSI (78 keys)3Retailer pagebhphotovideo.com/c/product/1814979-REG/apple_mrym3ll_a_15_macbook_air_m3.htmlRead 5 October 2026US 78-key keyboard for retained US SKU. ISO option from maker sheet excluded.

US ANSI, ISO3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Key switches

Scissor8Retailer pagebhphotovideo.com/c/product/1814979-REG/apple_mrym3ll_a_15_macbook_air_m3.htmlRead 7 October 2026Exact SKU overview, Magic Keyboard and Touch ID paragraph states a scissor mechanism.

Scissor16Revieweverymac.com/systems/apple/macbook-air/macbook-air-silicon-faq/differences-between-macbook-air-m4-13-15-2025-models.htmlRead 7 October 2026Exact M4 comparison explicitly states both 13-inch and 15-inch M4 lines have Scissor Switch keyboards. Different RAM/storage does not change mechanism. Direct access denied, complete public indexed article evidence used.

Keyboard backlightiA maker-confirmed backlight with no published type uses backlit_unspecified. Do not infer white lighting, a single colour or RGB from backlit alone. A single-zone RGB backlight is RGB zones.

Single colour14Reviewnotebookcheck.net/Apple-MacBook-Air-15-M3-review-Apple-s-large-everyday-MacBook-gets-a-power-up.811701.0.htmlRead 7 October 2026Input-device paragraph explicitly describes white keyboard backlighting on the 2024 M3 Air 15. Maker tech spec names the same Backlit Magic Keyboard for all 15-inch M3 configurations. Only this shared physical keyboard feature is used. Review 16 GB / 512 GB numerical measurements are excluded.

Backlit, type not stated3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Exact 15-inch model tech sheet Keyboard and Trackpad section explicitly states Backlit Magic Keyboard. Backlight colour and illumination type are not stated. No white, single-colour or RGB lighting inferred.

NumpadiDedicated physical numeric keypad. A virtual touchpad number pad is not counted.

No10Retailer pagebestbuy.com/product/apple-macbook-air-15-inch-laptop-m3-chip-8gb-memory-256gb-ssd-space-gray/6565844Read 7 October 2026Exact MRYM3LL/A specifications, Included: Numeric Keypad: false.

No15Reviewwhich.co.uk/reviews/laptops/apple-15-inch-macbook-air-m4Read 7 October 2026Exact purchased 15-inch M4 16 GB/256 GB. Public specification row, not protected rating. Keyboard shape is shared across colors.

Key traveliPhysical key travel distance, not actuation distance.

1mm8Retailer pagebhphotovideo.com/c/product/1814979-REG/apple_mrym3ll_a_15_macbook_air_m3.htmlRead 7 October 2026Same exact SKU overview states 1 mm of key travel. Published hardware specification, not a reviewer force measurement.

Not available

Pointing stickiDedicated stick pointing device such as TrackPoint. A touchpad does not qualify.

No4Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2024/mac/15Read 10 October 2026Take a tour lists the Magic Keyboard with Touch ID and the Force Touch trackpad as the input devices. No pointing stick is listed.

Not available

Touchpad size

Not available

Width148Height92mm(5.8 × 3.6 in)17Reviewlaptopmedia.com/review/apple-macbook-air-15-3-m4-review-the-best-laptop-you-cant-upgradeRead 7 October 2026Published physical Force Touch trackpad dimensions, width by height. Shared A3241 input hardware, not a performance measurement. Maker omits size. Review does not present this as a lab measurement or name a measuring instrument. No RAM/storage-dependent lab result inherited.

Touchpad mechanismiA clickpad or glass touchpad that clicks when pressed down is mechanical. Haptic needs a source that says haptic or force feedback.

Haptic1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Keyboard and Trackpad. Force Touch pressure-sensing trackpad.7Owner's manualsupport.apple.com/en-gb/102309Read 5 October 2026Apple describes haptic feedback as a feature of Force Touch trackpads. Exact model sheet states Force Touch trackpad.

Haptic5Owner's manualsupport.apple.com/en-gb/102309Read 5 October 2026Matching M4 tech sheet names Force Touch. Official Apple support says Force Touch trackpads provide haptic feedback and have no mechanical click when off.

Camera and audio

3 of 7 differ

Webcam

1080p FaceTime HD1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

12 MP Center Stage, 1080p video3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

IR face loginiAn infrared camera suitable for Windows Hello face authentication. An ordinary webcam or fingerprint sensor does not qualify.

No19Spec databasenanoreview.net/en/laptop/apple-macbook-air-15-m3-2024Read 10 October 2026Connectivity section: Infrared sensor No, fingerprint Yes. Apple lists Touch ID and a 1080p FaceTime HD camera and no IR camera.

Not available

Webcam privacy

Not available

Not available

Built-in speaker driversiIndividual built-in acoustic drivers, including separate tweeters and woofers. Do not count audio channels or infer driver count from speaker assemblies.

61Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Audio section. Physical six-speaker system.

63Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Total speaker poweriCombined published power of the built-in speaker drivers. RMS or peak classification belongs in the source note.

Not available

Not available

Audio features

Spatial Audio, Dolby Atmos, Force-cancelling woofers, Voice Isolation, Wide Spectrum microphone mode, Spatial Audio with dynamic head tracking on supported AirPods1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Exact M3 Audio section explicitly Voice Isolation and Wide Spectrum microphone modes, directional beamforming and Spatial Audio. Dynamic head tracking requires supported AirPods, AirPods Pro or AirPods Max, not head tracking on the laptop speakers. Existing speaker count and Dolby Atmos entries retained.

Spatial Audio, Dolby Atmos, Voice Isolation microphone mode, Wide Spectrum microphone mode, Spatial Audio with dynamic head tracking using supported AirPods models3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Exact model Audio section explicitly lists Voice Isolation and Wide Spectrum microphone modes, alongside Spatial Audio and Dolby Atmos. Dynamic head tracking requires supported AirPods, AirPods Pro or AirPods Max. It is not an unconditional built-in-speaker feature.

MicrophonesiPhysical built-in microphones, not beamforming channels or microphone modes.

31Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

33Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Battery and power

1 of 5 differ

Battery energyiPublished nominal energy capacity of the installed internal battery in watt-hours. Separate from measured runtime and charger output.

66.5Wh1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

66.5Wh3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Claimed battery lifeiManufacturer maximum runtime for each explicitly named test. Display brightness, configuration and other conditions belong in the source note. Wireless streaming preserves an unnamed content type and does not imply video or audio. Video conferencing requires an explicit calling test, with application and participant setup in the source note. MobileMark versions use different workloads, so compare only rows of the same version.

AApple MacBook Air 15-inch (M3, 2024)

Use case	Hours (h)
Video playback	18
Web browsing	15

Source1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Battery and Power footnote. Matching 8-core CPU/10-core GPU, 8 GB RAM/256 GB SSD test. HD 1080p Apple TV app movie playback and wireless browsing 25 websites, brightness 8 clicks from bottom. Up to claims, varies with use/configuration.

BApple MacBook Air 15-inch (M4, 2025)

Use case	Hours (h)
Video streaming	18
Web browsing	15

Source3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026Maker January 2025 test uses matching base 15-inch M4, 10-core CPU, 10-core GPU, 16 GB / 256 GB. Wi-Fi web 25 sites or 1080p streaming in Safari, display eight clicks from bottom and keyboard backlight off.

Adapter rated outputiNominal rated output of the documented supplied or recommended adapter. A temporary dynamic maximum belongs in the source note. Not the laptop charging-input limit.

35W1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026Exact selected M3 base includes 35 W USB-C adapter. Apple explicitly says fast-charge capable with a 70 W USB-C adapter, an optional higher-power supply. Supplied adapter rating remains separate from fast-charge requirement and maximum laptop input. 35 W dual-port compact adapter total power can be shared between connected devices.

35W3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026US base supplied 35 W adapter. Optional 70 W fast-charge adapter excluded from supplied rating.

Laptop charging connectoriConnector at the laptop end of the documented main charging cable, not the wall plug or adapter-end connector. HP's AC smart pin is a round DC plug, so it is barrel.

MagSafe1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026USB-C to MagSafe 3 cable at the laptop end.

MagSafe3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Charge 0 to 50 % (claimed)iManufacturer time to charge an empty battery to 50%. Adapter and powered-off conditions belong in the source note.

30min4Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2024/mac/15Read 10 October 2026Around 30 minutes with optional 70W USB-C adapter, separate from included base adapter.

30min4Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2025/mac/15Read 5 October 2026Claim up to 50 percent in around 30 minutes requires optional 70 W USB-C adapter, not the supplied 35 W adapter.

Cooling

2 of 4 differ

FansiPhysical cooling fans inside the laptop. Excludes fans in external coolers and the power adapter.

02Press releaseapple.com/newsroom/2024/03/apple-unveils-the-new-13-and-15-inch-macbook-air-with-the-powerful-m3-chipRead 5 October 2026

01Press releaseapple.com/newsroom/2025/03/apple-introduces-the-new-macbook-air-with-the-m4-chip-and-a-sky-blue-colorRead 5 October 2026Thin, light fanless design.

Vapor chamberiA vapor-chamber heat spreader is installed. Ordinary heatpipes alone do not qualify.

No19Spec databasenanoreview.net/en/laptop/apple-macbook-air-15-m3-2024Read 10 October 2026Cooling solution section: passive cooling, vapor chamber No.

Not available

Liquid metaliComponents where the maker confirms liquid-metal thermal material. Ordinary thermal paste is excluded.

Not available

Not available

Power modesiPublished laptop operating modes and configured power limits. Do not place observed runtime power measurements in this table.

AApple MacBook Air 15-inch (M3, 2024)

Not available

BApple MacBook Air 15-inch (M4, 2025)

Name
Automatic Mode
Low Power Mode

Source19Maker product pagesupport.apple.com/en-us/101613Read 7 October 2026Maker supports Low Power on MacBook Air introduced in 2024 or later. Automatic is stated default. High Power eligibility excludes Air. These are documented operating settings, no watt limits inferred. Does not establish any reviewer selected Automatic.

Security

1 of 4 differ

Fingerprint

Power button4Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2024/mac/15Read 10 October 2026Touch ID described as power button.

Power button4Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2025/mac/15Read 5 October 2026Top illustration explicitly labels Touch ID as power button.

TPM

Not available

Not available

Remote management

Not available

Not available

Security lock slotiA dedicated built-in physical security-cable slot. Security locks that occupy a USB-C port do not qualify.

No4Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2024/mac/15Read 10 October 2026Take a tour lists every external feature: two Thunderbolt / USB 4 ports, MagSafe 3 port, headphone jack, camera, speakers, Touch ID power button, microphones and trackpad. No security cable slot is listed.17Spec databaseeverymac.com/systems/apple/macbook-air/specs/macbook-air-m3-8-core-cpu-10-core-gpu-15-2024-specs.htmlRead 10 October 2026Ports section: Security (Lock) None.

Not available

Software

1 of 3 differ

Operating system

macOS Sonoma2Press releaseapple.com/newsroom/2024/03/apple-unveils-the-new-13-and-15-inch-macbook-air-with-the-powerful-m3-chipRead 5 October 2026Operating system supplied at original launch. Later supported system updates are excluded.

macOS Sequoia1Press releaseapple.com/newsroom/2025/03/apple-introduces-the-new-macbook-air-with-the-m4-chip-and-a-sky-blue-colorRead 5 October 2026Launch publication explicitly names macOS Sequoia.

OS family

macOS1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

macOS3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Security updates untiliPublished end date of OS/security updates promised for the exact device model. Preserve the source precision. Do not calculate it from years or substitute a generic OS-version lifecycle. Unknown when no device-specific promise is published.

Not available

Not available

Measured display

7 of 12 differ

Brightness (measured, centre)iReviewer center-point SDR luminance for the matching display configuration. Do not substitute a review average or unspecified measurement.

507nits20Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Brightness and Contrast section: maximum 507 nits in the middle of the screen. True Tone off, Colour LCD profile, white screen at maximum brightness, CCT 6680 K.

Not available

Brightness (measured, average)iReviewer mean luminance across a documented display grid, normally nine points.

498nits20Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Same section: 498 nits average across the surface with a maximum deviation of 6 percent. Grid size is not stated.

Not available

Contrast ratio (measured)iMeasured by a reviewer, not claimed by the maker

1,360:120Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Same section: contrast ratio 1360:1. The brightness setting of this reading is not stated.

Not available

HDR peak brightness (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

sRGB coverage (measured)iReviewer measured sRGB coverage, not gamut volume. Instrument and method belong in the source note.

100%20Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Color Coverage section: tested total colour coverage 100 percent of sRGB. Lab measurement by the reviewer, method and instrument not named in the text.

Not available

DCI-P3 coverage (measured)iReviewer measured DCI-P3 coverage, not gamut volume. Display P3 measurements are identified in the source note.

100%20Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Color Coverage section: tested total colour coverage 100 percent of DCI-P3.

Not available

Colour accuracy (measured Delta E)iReviewer colour error before calibration. Delta-E formula, colour space and picture mode belong in the source note.

Not available

Not available

PWM flicker foundiWhether a reviewer detected pulse-width-modulation flicker under the documented test conditions. False does not prove all frequency ranges were tested.

No20Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Health Impact PWM section: the display does not flicker at any brightness level.

Not available

PWM frequency (measured)iDetected PWM frequency at the brightness setting stated by the reviewer.

Not available

Not available

PWM at or below brightnessiHighest display brightness setting at or below which the documented PWM is detected.

Not available

Not available

Response black to white (measured)iReviewer combined rise and fall response for black-to-white-to-black, with test conditions in the source note.

26ms20Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Response time section: black to white and white to black from 10 to 90 percent, fall time plus rise time 26 ms.

Not available

Response grey to grey (measured)iReviewer combined rise and fall response between specified grey levels. State the levels in the source note.

Not available

Not available

Measured performance

1 of 8 differ

Cinebench 2024 single-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Cinebench 2024 multi-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Geekbench 6 single-coreiMeasured by a reviewer, not claimed by the maker. Geekbench 6 only. Geekbench 5 and 7 use other scales, so their scores are not stored.

Not available

Not available

Geekbench 6 multi-coreiMeasured by a reviewer, not claimed by the maker. Geekbench 6 only. Geekbench 5 and 7 use other scales, so their scores are not stored.

Not available

Not available

3DMark Time Spy graphicsiMeasured by a reviewer, not claimed by the maker. Graphics score, not the overall score. A score the review does not label as graphics is left out.

Not available

Not available

3DMark Steel NomadiMeasured by a reviewer, not claimed by the maker

Not available

Not available

SSD sequential read (measured)iMeasured by a reviewer, not claimed by the maker

2,721MB/s20Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Storage section: the 256 GB SSD reads at about 2721 MB/s and writes at about 2132 MB/s. Benchmark tool is not named.

Not available

Game frame ratesiMatching review-unit game results. Resolution, preset, upscaling, frame generation and ray tracing are stated only when documented.

Not available

Not available

Measured noise and temperature

2 of 9 differ

Fan noise per modeiReviewer sound-pressure readings for the matching configuration and mode. Measurement distance and workload belong in the source note.

Not available

Not available

Max fan noiseiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Fan noise while gamingiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Top surface under loadiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Bottom surface under loadiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Palm rest under loadiMeasured by a reviewer, not claimed by the maker

Not available

Not available

CPU temperature in stress testiMeasured by a reviewer, not claimed by the maker

100°C20Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Max CPU load table, 15-inch M3 row, 10:00 to 15:00 minutes column: 100 C chip temperature at 11.42 W. Power mode is not stated. Fanless chassis.

Not available

CPU clock in stress testiMeasured by a reviewer, not claimed by the maker

2.8GHz20Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Same row and column: average P-core frequency 2.80 GHz at 10 to 15 minutes of 100 percent CPU load. E-core average 2.75 GHz.

Not available

GPU temperature while gamingiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured battery and power

2 of 10 differ

Battery runtime per testiReviewer runtime for the exact test and configuration. Mixed browsing, video and graphics workloads are classified as mixed use.

AApple MacBook Air 15-inch (M3, 2024)

Not available

BApple MacBook Air 15-inch (M4, 2025)

Test	Hours (h)
Mixed use	12

Source22Measurementrtings.com/laptop/reviews/apple/macbook-air-15-m4-2025Read 7 October 2026Exact 16 GB/256 GB Silver unit, public Surface Laptop 7 comparison states about 12 hours for general productivity. Stored value is approximate public prose, not protected numerical lab precision. Classified mixed use rather than claiming a pure web-only test. Publisher battery method uses browsing/scrolling plus embedded video under Safari. Review macOS build, firmware and exact power mode unstated. Generic method 200-nit condition is not claimed as an independently exposed sample setting.23Measurementrtings.com/laptop/tests/performance/batteryRead 7 October 2026Published normal battery method: full charge to shutdown, web browsing/scrolling over Wi-Fi plus embedded six-minute YouTube video, Safari on macOS, generic brightness 200 cd/m2 and 22 C room. These document publisher method, not independently exposed sample-specific condition values. No protected exact result extracted, no power-profile default inferred.

Wi-Fi browsing runtimeiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Video runtimeiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Full charge time (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Power draw idleiHighest reviewer idle AC power reading for the matching configuration and test conditions.

Not available

Not available

Power draw gamingiReviewer AC power draw during the named game and settings. Not GPU-only power.

Not available

Not available

Power draw maxiMaximum reviewer AC input power during the documented load or stress test. Not the adapter rating.

Not available

Not available

Sustained CPU power (measured)iObserved sustained CPU package power during the documented test. Not the configured PL1 limit.

11.42W20Measurementlaptopmedia.com/review/apple-macbook-air-15-m3-reviewRead 10 October 2026Same row and column: package power 11.42 W at 10 to 15 minutes of 100 percent CPU load.

Not available

GPU power while gaming (measured)iObserved GPU-only power while running the documented game and settings.

Not available

Not available

Weight (measured)iReviewer measured laptop mass without its power adapter unless the source note explicitly states otherwise.

Not available

Not available

Certifications

0 of 6 differ

Intel EvoiManufacturer certification of the exact configuration as Intel Evo. Processor support alone does not establish certification.

Not available

Not available

Copilot+ PCiManufacturer identifies the configuration as Copilot+ PC. A Copilot keyboard key alone is insufficient.

Not available

Not available

Colour certifications

Not available

Not available

ENERGY STAR

Yes1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

Yes3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

EPEAT

Gold16Maker spec sheet (PDF)apple.com/environment/pdf/products/notebooks/M3_MacBook_Air_PER_March2024.pdfRead 7 October 2026March 2024 maker Product Environmental Report, footnote 5 on PDF page 12: MacBook Air with M3 achieved Gold in the United States and Canada and is listed on the EPEAT Registry. This is maker registration evidence for the original US M3 product, corroborating the exact retailer SKU. No grade is inferred from ENERGY STAR.

Gold20Maker spec sheet (PDF)apple.com/environment/pdf/products/notebooks/M4_MacBook_Air_PER_March2025.pdfRead 7 October 2026Original March 2025 joint 13-inch/15-inch M4 environmental report footnote 6 explicitly Gold US and Canada. File pertains both M4 Air sizes. No later M5 rating inherited.

Other certifications

Not available

Not available

In the box

0 of 2 differ

In the boxiAccessories confirmed for this exact SKU. Do not combine mutually exclusive regional bundles into one box.

15-inch MacBook Air, 35W Dual USB-C Port Compact Power Adapter, USB-C to MagSafe 3 Cable (2 m)1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026In the Box. Retained US base configuration includes the named power adapter and 2 m USB-C to MagSafe 3 cable. Alternate optional adapters excluded.

15-inch MacBook Air, 35W Dual USB-C Port Compact Power Adapter, USB-C to MagSafe 3 Cable (2 m)3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026US base bundle. 10-core GPU 35 W Dual USB-C Port Compact Power Adapter.

Power adapter includediWhether a power adapter is included with this exact regional SKU. A supported or recommended adapter does not prove inclusion.

Yes1Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

Yes3Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Warranty

0 of 2 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

1year5Maker product pageapple.com/legal/warranty/products/embedded-mac-warranty-us.htmlRead 10 October 2026US one-year limited hardware warranty from original retail purchase. Statutory rights and AppleCare excluded.

1year6Maker product pageapple.com/legal/warranty/products/embedded-mac-warranty-us.htmlRead 5 October 2026US One-Year Limited Warranty for Mac products, April 22, 2022 to present. Statutory rights and refurbished warranty prices excluded.

Warranty serviceiDocumented manufacturer warranty service for the named market. Included paid service upgrades belong in the source note.

Carry-in, Mail-in5Maker product pageapple.com/legal/warranty/products/embedded-mac-warranty-us.htmlRead 10 October 2026US limited warranty, Warranty service options: carry-in service and mail-in service. DIY parts service is also listed and has no matching option. AppleCare plans are excluded.

Carry-in, Mail-in21Maker product pageapple.com/legal/warranty/products/embedded-mac-warranty-us.htmlRead 7 October 2026US maker limited warranty offers carry-in and conditional mail-in if Apple finds hardware eligible. Apple determines actual available method. No guaranteed onsite or paid AppleCare provision.

Links

Not compared

Product page

support.apple.com/en-us/1185521Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

www.apple.com/newsroom/2025/03/apple-introduces-the-new-macbook-air-with-the-m4-chip-and-a-sky-blue-color1Press releaseapple.com/newsroom/2025/03/apple-introduces-the-new-macbook-air-with-the-m4-chip-and-a-sky-blue-colorRead 5 October 2026

Spec sheet

support.apple.com/en-us/1185521Maker product pagesupport.apple.com/en-us/118552Read 8 October 2026

support.apple.com/en-us/1222103Maker product pagesupport.apple.com/en-us/122210Read 8 October 2026

Manual

support.apple.com/guide/macbook-air/apd7e765329d/2024/mac/154Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2024/mac/15Read 10 October 2026

support.apple.com/guide/macbook-air/apd7e765329d/2025/mac/154Owner's manualsupport.apple.com/guide/macbook-air/apd7e765329d/2025/mac/15Read 5 October 2026

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Both are also in the API. Back to all laptops.