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Computers / Laptops

ASUS ROG Strix SCAR 18 (2026) G835LXG
Screen size
18in
Processor
Intel Core Ultra 9 290HX Plus
GPU
NVIDIA GeForce RTX 5090 Laptop GPU
Weight (published)
3.73kg

113 of 179 fields known.

At a glance

Ports

  • 2 USB-C Thunderbolt 5
  • 3 USB-A USB 3.2 Gen 2
  • HDMI 2.1
  • Ethernet (RJ45)
  • 3.5 mm audio
  • DC in

All specs

SourceCalculated

General

GTIN / EAN
Not available
Successor
Not available
Launch price (EU)
Not available
Markets
US8Reviewtomshardware.com/laptops/gaming-laptops/asus-rog-strix-scar-18-2026-reviewRead 16 October 2026US review of the Amazon, Best Buy and Newegg listings.

Chassis

Front and side, drawn to scale.

Dimensions
Width399Depth298Thickness (min)23.5Thickness (max)35mm(15.7 × 11.7 × 0.9 to 1.4 in)1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 202639.9 x 29.8 x 2.35 ~ 3.50 cm.
Lid material
Not available
MIL-STD-810 testing (claimed)
Not available

Display

Screen size
18in(45.7 cm)1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 202618-inch.
Pixel density
251.6ppi
Dimming zones
Not available
Panel part number
Not available
Screen surface
Matte10Reviewultrabookreview.com/75552-asus-rog-scar-18-2-reviewRead 16 October 2026Spec sheet: 18-inch 16:10, non-touch, matte, with the ROG AGLR anti-glare low reflection coating.
Stylus
Not available
Refresh rate modes
Width (px)Height (px)Maximum operating refresh (Hz)VRR
38402400240Yes
Max refresh rate
240Hz
Adaptive sync
G-SYNC2Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026Read 16 October 2026NVIDIA G-SYNC with Adaptive Sync technology. Stored as G-SYNC.
Gray-to-gray response time (claimed)
Not available
Native panel colour depth
Not available
Brightness (SDR, claimed)
Not available
Peak brightness (SDR outdoors, claimed)
Not available
Sustained brightness (HDR, claimed)
Not available
Peak brightness (HDR, claimed)
1,600nits2Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026Read 16 October 20261600 nits of peak brightness, measured at 3% OPR, on the product page.
sRGB coverage (claimed)
Not available
Adobe RGB coverage (claimed)
Not available
Factory calibrated
Yes2Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026Read 16 October 2026Each IPS-level display is factory-calibrated to Pantone colors.
Second display
Not available

Processor

CPU cores
24
Cores labelled performance
8
Cores labelled efficiency
16
Threads
241Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 202624 Threads.
Max boost clock
5.5GHz
Process
3nm7Reviewmyfixguide.com/asus-rog-strix-scar-18-g835-2026-reviewRead 16 October 2026Lists the Arrow Lake platform as built on the 3nm TSMC process. The review unit is a different configuration (128GB, 8TB). Only the chip facts are used.
Sustained CPU power (configured)
200W2Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026Read 16 October 2026Up to Core Ultra 9 290HX Plus with sustained power of 200W. The mode is not named. The reviewer's mode table shows PL1 200W in Manual mode.
Peak CPU power (configured)
240W10Reviewultrabookreview.com/75552-asus-rog-scar-18-2-reviewRead 16 October 2026Power profile table, Manual mode: CPU only PL1/PL2 200/240W. Turbo is 180/200W. 240W is the highest PL2, so it is stored.
Combined CPU and GPU power
320W2Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026Read 16 October 2026Manual mode: 145W CPU plus 175W GPU, 320W total system max wattage. Turbo mode is 270W total.
NPU performance
13TOPS1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026Intel AI Boost NPU up to 13TOPS.

Graphics

Discrete GPU
Yes1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026
VRAM
24GB1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026
Max GPU power (TGP)
175W1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026175W including 25W Dynamic Boost, as written in the Graphics row.
Dynamic Boost
25W1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026150W+25W Dynamic Boost.
GPU boost clock
1,647MHz1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026ROG Boost: 1647MHz at 175W (1597MHz Boost Clock+50MHz OC, 150W+25W Dynamic Boost). Mode not named on the spec tab.
GPU switching
MUX switch, Advanced Optimus2Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026Read 16 October 2026MUX switch with NVIDIA Advanced Optimus.

Memory

RAM speed
6,400MT/s1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026
Memory channels
18Reviewtomshardware.com/laptops/gaming-laptops/asus-rog-strix-scar-18-2026-reviewRead 16 October 2026Review unit G835LXG-DB96: 32GB DDR5-6400 (1x 32GB). The reviewer calls it single-channel RAM, and Task Manager confirms only one SO-DIMM slot is used. ASUS lists generic dual-channel support, and Kelaptop also lists 1 x 32 GB.
RAM upgrade
Slots1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 20262x DDR5 SO-DIMM slots.
Memory slots
SlotCountOccupiedModule size (GB)
SO-DIMM1Yes32
SO-DIMM1NoNot available
RAM slots
2
Free RAM slots
1
Maximum supported RAM
128GB1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026Max Capacity: 128GB.

Storage

Installed drive PCIe generation
41Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026PCIe 4.0 installed drive.
M.2 slots
2
Free storage slots
1
Maximum slot PCIe generation
5

Ports

Ports
TypeVersionCountSideMaximum data rate (Gbps)Thunderbolt or USB4DP Alt ModeMaximum charging input (W)
USB-CThunderbolt 52Left80Thunderbolt 5Yes100
USB-AUSB 3.2 Gen 21Left10Not availableNot availableNot available
USB-AUSB 3.2 Gen 22Right10Not availableNot availableNot available
HDMIHDMI 2.11LeftNot availableNot availableNot availableNot available
Ethernet (RJ45)Not available1Left2.5Not availableNot availableNot available
3.5 mm audioNot available1LeftNot availableNot availableNot availableNot available
DC inNot available1LeftNot availableNot availableNot availableNot available
USB-C ports
2
Thunderbolt
Yes
Highest HDMI version
HDMI 2.1
Card reader
No
Ethernet speed
2.5Gbps
Maximum USB-C charging input
100W

Wireless

Wi-Fi bands
2.4 GHz, 5 GHz, 6 GHz1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026
Bluetooth
5.41Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026Bluetooth 5.4. ASUS notes the supported version depends on OS support and drivers.
Cellular
Not available

Keyboard and touchpad

Keyboard layouts
Not available
Key switches
Not available
Keyboard backlight
RGB per key1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026Backlit Chiclet Keyboard Per-Key RGB with Num-key.
Numpad
Yes1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026Num-key in the keyboard row.
Key travel
Not available
Pointing stick
Not available
Touchpad size
Not available
Touchpad mechanism
Mechanical8Reviewtomshardware.com/laptops/gaming-laptops/asus-rog-strix-scar-18-2026-reviewRead 16 October 2026The reviewer calls it Asus' mechanical touchpad with a quiet clicking action.

Camera and audio

IR face login
Yes1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026
Webcam privacy
Not available
Built-in speaker drivers
41Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 20264-speaker system with Smart Amplifier Technology. The product page names two tweeters and two downward-firing woofers.
Total speaker power
Not available
Audio features
Smart Amp Technology, Hi-Res certification (for headphone), Dolby Atmos, AI noise-canceling technology1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026
Microphones
Not available

Battery and power

Battery energy
90Wh1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 202690WHrs, 4S1P, 4-cell Li-ion.
Claimed battery life
Not available
Adapter rated output
450W1Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026/specRead 16 October 2026Rectangle Conn, 450W AC Adapter, Output: 21V DC, 21.45A, 450W. Whether a charger is included varies by country, region and model.
Charge 0 to 50 % (claimed)
Not available

Cooling

Vapor chamber
Yes2Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026Read 16 October 2026End-to-end vapor chamber with sandwiched heatsink.
Liquid metal
CPU and GPU2Maker product pagerog.asus.com/us/laptops/rog-strix/rog-strix-scar-18-2026Read 16 October 2026Conductonaut Extreme liquid metal on both CPU and GPU.
Power modes
NameCPU power (W)GPU power (W)
SilentNot availableNot available
PerformanceNot availableNot available
Turbo95175
Manual145175

Security

We could not find any of these 4 fields. Show them
Fingerprint
Not available
TPM
Not available
Remote management
Not available
Security lock slot
Not available

Software

Security updates until
Not available

Measured display

Brightness (measured, centre)
Not available
Brightness (measured, average)
Not available
Contrast ratio (measured)
Not available
sRGB coverage (measured)
Not available
Colour accuracy (measured Delta E)
Not available
PWM flicker found
Not available
PWM frequency (measured)
Not available
PWM at or below brightness
Not available
Response black to white (measured)
Not available
Response grey to grey (measured)
Not available

Measured performance

Geekbench 6 single-core
Not available
Geekbench 6 multi-core
Not available
3DMark Time Spy graphics
25,164points11Measurementultrabookreview.com/75552-asus-rog-scar-18-2-reviewRead 16 October 2026Time Spy 23806 overall, Graphics 25164, CPU 18234. Turbo profile, GPU Standard mode, native 4K+ screen. Same review unit.
SSD sequential read (measured)
Not available
Game frame rates
Not available

Measured noise and temperature

Fan noise per mode
Power modeLoadNoise (dB(A))
PerformanceGaming42
TurboGaming48
Max fan noise
48dB(A)
Fan noise while gaming
48dB(A)
Palm rest under load
Not available
CPU temperature in stress test
Not available
CPU clock in stress test
Not available

Measured battery and power

Battery runtime per test
TestBrightness (nits)Hours (h)
Mixed use1504.98
Wi-Fi browsing runtime
Not available
Video runtime
Not available
Full charge time (measured)
Not available
Power draw idle
Not available
Power draw gaming
Not available
Power draw max
Not available
Sustained CPU power (measured)
180W11Measurementultrabookreview.com/75552-asus-rog-scar-18-2-reviewRead 16 October 2026Sustained TDP of about 180 W in Turbo mode in the Cinebench R23 loop. Approximate figure as printed.
GPU power while gaming (measured)
Not available
Weight (measured)
Not available

Certifications

Intel Evo
Not available
Copilot+ PC
Not available
ENERGY STAR
Not available
EPEAT
Not available

In the box

We could not find any of these 2 fields. Show them
In the box
Not available
Power adapter included
Not available

Warranty

Manufacturer warranty (source market)
1year8Reviewtomshardware.com/laptops/gaming-laptops/asus-rog-strix-scar-18-2026-reviewRead 16 October 2026Asus includes a standard one-year warranty. US review.
Warranty service
Not available

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Sources

We read 11 sources for this laptop. The numbers match the markers in the sheet.

  1. Read 16 October 2026Backs 45 fields
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