Mice / Compare

Razer Basilisk V3 X HyperSpeed vs Razer DeathAdder Essential (2018)

A

Product A: Razer

Basilisk V3 X HyperSpeed

81 of 154 known

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B

Product B: Razer

DeathAdder Essential (2018)

66 of 154 known

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Every value links to where we found it.

Only differences

ARazer Basilisk V3 X HyperSpeed

BRazer DeathAdder Essential (2018)

General

4 of 9 differ

Series

Razer Basilisk1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

Razer DeathAdder1Press article4gamer.net/games/023/G002318/20180710052Read 10 October 20262018 article identifies the DeathAdder series. Stored as Razer DeathAdder, like the other DeathAdder products.

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

RZ01-04870100-R3U11Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026US store SKU RZ01-04870100-R3U1, Black.

RZ01-0254, RZ01-02540100, RZ01-02540100-R3M12Maker spec sheet (PDF)dl.razerzone.com/en/compliance/EU%20Declaration%20of%20Conformity%20for%20Deathadder%20Essential%20%28RZ01-0254%29.pdfRead 7 October 2026Exact original regulatory model and EU product code. RZ01-02540100 without regional suffix is printed on the RTINGS exact unit label.10Reviewrtings.com/assets/products/BKU9EoU4/razer-deathadder-essential/label-large.jpgRead 7 October 2026Public unit label explicitly prints MODEL NO. RZ01-0254 and PRODUCT NO. RZ01-02540100. Serial not stored.

GTIN / EAN

8402729069657Retailer pageamazon.com/dp/B0BXBC26X8Read 11 October 2026Black RZ01-04870100-R3U1 listing shows UPC 840272906965.

Not available

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

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Status

Available1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Listed for sale on the US store on 2026-10-11.

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

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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.

Not available

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

$69.993Press articlethepcenthusiast.com/razer-basilisk-v3-x-hyperspeed-wireless-gaming-mouseRead 11 October 2026Article: comes with an MSRP of $69.99.

$49.991Press article4gamer.net/games/023/G002318/20180710052Read 10 October 2026Article of 10 July 2018 on the North American Razer Store launch of 9 July 2018 gives the US price as 49.99 dollars before tax (Japanese text: zeibetsu 49.99 doru). Later store prices of 29.99 dollars are not launch prices.

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.

Not available

Not available

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

US1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026US store SKU (R3U1 suffix).

US, JP1Press article4gamer.net/games/023/G002318/20180710052Read 10 October 2026Original model launched on the Razer Store in North America on 9 July 2018. US reference market. Maker Japanese announcement reproduced in 2019 explicitly gives domestic sales from 26 July 2019, proving JP availability for original hardware.9Press release4gamer.net/games/023/G002318/20190718015Read 7 October 2026Razer Japanese release reproduced below the article, domestic availability 26 July 2019. Original 2018 hardware, before 2021 RZ01-0385 revision.

ColoursiThe maker's own colour names

Black1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026The US store lists Black only. Renewed Amazon listings show a White unit, which is not on the maker page.

Black3Reviewkitguru.net/peripherals/mouse/damien-cox/razer-deathadder-essential-mouse-review/all/1Read 7 October 2026January 2019 KitGuru review of the exact original black hardware.

Segment

Gaming1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

Gaming5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 2 introduction. Explicit maker gaming positioning.

Mouse type

Standard1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

Standard6Reviewrtings.com/mouse/tools/compare/razer-deathadder-essential-vs-razer-deathadder-v2/7278/1746Read 7 October 2026Public summary card for DeathAdder Essential. Detailed protected results are not used.

Shape

4 of 14 differ

Body shapeiDescribes shell symmetry, not the intended hand. Symmetrical with side buttons on one side differs from an asymmetric right-handed body. Ambidextrous means a symmetrical body with side buttons on both sides.

Asymmetric, right-handed1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Page: right-handed form factor with a thumb rest. The master guide technical specifications say Right-handed Symmetrical, which does not match the contoured shell in its drawings. The page and EloShapes (right-handed, ergonomic) are used.

Asymmetric, right-handed5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6, printed page 5. Original asymmetric right-handed body.

Maker size classiThe maker’s marketed size label. Do not infer a size class from dimensions or reviewer hand-fit recommendations.

Not available

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Recommended gripsiGrip styles explicitly recommended by the maker. A reviewer finding a grip usable does not add a maker recommendation.

Not available

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Recommended hand sizeiMaker recommendation, measured from wrist to middle fingertip for hand length. Source notes specify whether limits are inclusive or exclusive.

Not available

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Hump positioniPosition of the shell’s highest point along its length, from a maker drawing or exact-model review.

Back6Spec databaseeloshapes.com/mouse/compareRead 11 October 2026Database labels the hump Back - minimal.

Not available

Thumb rest

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

Not available

Ring or pinky finger rest

No6Spec databaseeloshapes.com/mouse/compareRead 11 October 2026Database lists no ring-finger rest.

Not available

Upper shelliThe primary hand-contact shell. An open or perforated bottom alone does not make the upper shell perforated.

Not available

Solid5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026Printed page 6 top view of the original hardware shows a plain closed shell with no holes.

Swappable parts

Not available

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Adjustable weight

Not available

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Maximum added weightiTotal removable weight supplied with the mouse, excluding the mouse’s normal weight.

Not available

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Vertical angle

Not available

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Trackball diameter

Not available

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Trackball position

Not available

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Dimensions and weight

2 of 5 differ

Mouse body dimensionsiLength from front to rear, width at the widest body point, and maximum height. Cable and receiver are excluded. Approximate maker figures are qualified in source notes. Logitech pages often label the front-to-rear length Height and the body height Depth, so map the figures by size.

Length130.1Maximum width75.1Maximum height42.5mm(5.1 × 3 × 1.7 in)1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: length 130.1, width 75.1, height 42.5 mm.

Length127Maximum width73Maximum height43mm(5 × 2.9 × 1.7 in)5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6, approximate size and weight. Approximate maker body dimensions, excluding cable. Original manual takes precedence over current family/revised hardware dimensions.

Grip widthiBody width where the thumb and opposite grip finger sit. This differs from maximum body width.

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Mouse weight (claimed)iWireless mice include the battery. When the maker does not say whether a removable battery is in the weight, the published weight is stored and the source note says so. Wired mice exclude the cable. Source notes identify installed skates, colour, approximation, tolerance or a published bound.

110g(3.9 oz)1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: 110 g. The page does not say whether the AA battery is included. Reviewed states 110 g with battery.4Reviewreviewed.com/gaming/content/razer-basilisk-v3-x-hyperspeed-reviewRead 11 October 2026Spec list: weight 110 g (3.88 ounces) with battery.

96g(3.4 oz)3Reviewkitguru.net/peripherals/mouse/damien-cox/razer-deathadder-essential-mouse-review/all/1Read 7 October 2026January 2019 exact original Black review specification states approximately 96 g excluding cable. This is a stated specification, not an asserted scale measurement. Original master guide also gives approximate 96 g but does not state cable inclusion.

Box dimensions

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Packed weightiMouse, packaging and included accessories. Shipping-service weight is not evidence of packed weight.

Not available

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Sensor

12 of 20 differ

Marketed sensor nameiMaker’s sensor branding, or reviewer identification when the maker does not publish one. The physical part number is recorded separately.

Razer 5G Advanced 18K DPI Optical Sensor1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: Razer 5G Advanced 18K DPI Optical Sensor.

Not available

Published sensor brandiSensor brand or trademark named by the source, which may be the mouse maker’s proprietary branding. Physical silicon manufacturer and part number are separate facts.

Razer1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

Not available

Physical sensor part numberiExact physical sensor family or part identified by the maker or an exact-model reviewer. Do not infer it from DPI, speed or a sibling mouse.

PAW33695Reviewtechpowerup.com/review/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Search result excerpt of the review: PixArt PAW3369, the same sensor as the Orochi V2. The review page itself returned a block to this agent, so only the excerpt was read.

Not available

Sensor type

Optical1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

Optical5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6 original technical specification.

Maximum configurable DPIiMaximum selectable DPI with the documented firmware. Later firmware increases are noted in sources. The sensor chip’s theoretical maximum is not the mouse’s maximum.

18,000DPI1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: max sensitivity 18000 DPI.

6,400DPI5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6 original technical specification.

Minimum configurable DPIiLowest selectable sensitivity on this mouse. Factory presets do not establish its minimum.

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DPI adjustment stepiSmallest documented configuration increment, not the spacing between factory presets.

Not available

100DPI7Reviewrtings.com/mouse/reviews/razer/deathadder-essentialRead 7 October 2026Public introduction. Exact original RZ01-0254 black test unit is established by public linked unit label. This is configuration increment, not CPI deviation.

Maximum DPI stagesiMaximum number of selectable sensitivity presets saved at once, not the number of distinct supported DPI values.

52Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Performance section: you can create up to 5 sensitivity stages.

55Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 15, printed page 14. Original Synapse 3 settings. Screenshot presets are examples, not labelled factory defaults.

Default DPI presetsiFactory preset sensitivity values for the exact model and firmware. Source notes distinguish different factory profiles.

400, 800, 1,600, 3,200, 6,400DPI1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026FAQ: factory DPI settings are 400, 800, 1600 (default), 3200 and 6400.2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Layout page: the DPI stages are 400, 800, 1600 (default), 3200 and 6400, customizable in Synapse.

Not available

Separate X and Y DPI

Not available

Yes5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 15, printed page 14. Original Synapse 3 settings.

Tracking speed (claimed)iMaker or published product specification, in inches per second. If the source says more than a value, that numeric threshold is stored and qualified in the source note. Do not read it as an exact ceiling.

450IPS1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: 450 IPS.

220IPS5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6 maker maximum claims.

Tracking acceleration (claimed)iMaximum tracking acceleration in multiples of gravitational acceleration, not mouse weight. A source saying more than a value is retained as a qualified threshold in the source note.

40G1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: 40 G. EloShapes shows 50 G, which conflicts with the maker.2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Technical specifications: max acceleration 40 G.

30G5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6 maker maximum claims.

Lift-off distance settingsiOnly documented selectable lift-off values, or one documented fixed value. A minimum, approximate measured result or unquantified range does not establish a complete option list.

1, 2mm2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Calibration screenshot: Smart Tracking tracking distance radio buttons 1 mm and 2 mm, one cut-off for every surface.

Not available

Separate lift and landing distance

Not available

Not available

Surface calibrationiSensor calibration for a tracking surface. Adjustable lift-off distance or copying sensitivity from another mouse alone does not establish this feature.

Yes2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Calibration section: Preset Calibration optimizes the sensor on supported Razer mouse mats.

No5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026Mouse tab has three subtabs: Customize (printed page 9), Performance (page 14) and Lighting (page 15). Performance covers sensitivity, acceleration and polling rate only. No surface calibration or lift-off setting is documented.

Motion SynciWhether sensor motion synchronization is supported. Polling-rate restrictions and default state belong in source notes.

Not available

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Angle snapping

Not available

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Ripple control

Not available

Not available

Tracks on glass

Not available

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Sensor position

Centred6Spec databaseeloshapes.com/mouse/compareRead 11 October 2026Database gives a centered sensor at 48 percent of body length.

Not available

Performance

3 of 8 differ

Documented polling rates by connectioniOne row per documented usable rate and connection. Receiver and firmware requirements are noted. Maximum-only claims do not imply all intermediate settings or the same ceiling over USB.

ARazer Basilisk V3 X HyperSpeed

Data connection	Polling rate (Hz)	Receiver requirement
2.4 GHz	125	Included HyperSpeed Wireless USB dongle
2.4 GHz	500	Included HyperSpeed Wireless USB dongle
2.4 GHz	1,000	Included HyperSpeed Wireless USB dongle

Source2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Technical specifications: polling rate 1000 Hz. Performance section: switch between 125, 500 and 1000 Hz. The guide does not say which connection the options apply to.4Reviewreviewed.com/gaming/content/razer-basilisk-v3-x-hyperspeed-reviewRead 11 October 2026Special features: 1,000 Hz polling rate.

BRazer DeathAdder Essential (2018)

Data connection	Polling rate (Hz)
USB (wired)	125
USB (wired)	500
USB (wired)	1,000

Source5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 15, printed page 14, selectable wired USB report rates. Times in the manual are report intervals, not input-latency measurements.

Max polling rate

1,000Hz=CalculatedFrom Documented polling rates by connection

1,000Hz=CalculatedFrom Documented polling rates by connection

Polling rate (wired)

Not available

1,000Hz=CalculatedFrom Documented polling rates by connection

Polling rate (2.4 GHz)

1,000Hz=CalculatedFrom Documented polling rates by connection

Not available

Polling rate (Bluetooth)

Not available

Not available

Claimed click latencyiAbsolute click-latency claim from the maker. A relative improvement is not absolute latency. Source notes give polling mode and whether the number is an average, bound or best case.

Not available

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Adjustable debounce

Not available

Not available

Minimum debounceiLowest documented debounce setting or fixed main-switch debounce delay. Click response time or total click latency is not the same quantity.

Not available

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Measured

None of 7 known

Latency per connection (measured)iReviewer measurements for an identified connection, polling rate, firmware and settings. Click and sensor latency use different test methods and are not interchangeable.

Not available

Not available

DPI deviation (measured)iReviewer measurement of deviation from a specified DPI value. Test DPI, travel speed, distance and method belong in source notes.

Not available

Not available

Lift-off distance (measured)iReviewer-measured lift-off height at the lowest setting, on the specified surface. Do not store the maker’s selectable LOD here.

Not available

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Main click force (measured)iReviewer-measured main-button actuation force in gram-force. Not the mouse weight and not an electrical latency measure.

Not available

Not available

Weight (measured)iReviewer scale measurement. Include battery for wireless mice and exclude cable for wired mice. Source notes identify colour and installed skates.

Not available

Not available

Battery life (measured)iReviewer-measured runtime from a stated test, not a claim, forecast or extrapolation. Polling, lighting and other power settings must be identified.

Not available

Not available

Hand size fitiExact-model reviewer fit assessment. Source notes define the hand-length bands and tested grip. Do not translate general praise into every size fitting.

Not available

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Switches

6 of 11 differ

Main switch typeiActuation technology for the left and right main buttons. Hybrid means optical-mechanical. Inductive analog switches detect travel by induction.

Mechanical1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

Mechanical5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6 original technical specification.

Published main-switch brandiBrand named for the main switches. Proprietary Razer, Pulsar, Glorious or Logitech branding does not identify the physical contract manufacturer.

Razer1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

Razer5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6. Razer is the published proprietary switch brand. The physical part marking is recorded separately.

Main switch model

Mechanical Mouse Switches Gen-21Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: Razer Mechanical Mouse Switches Gen-2 with gold-plated contact points.

D2FC-F-7N(10M)8Reviewifixit.com/Guide/Razer+Deathadder+Essential+RZ01-0254+Mouse+Buttons+Replacement/145584Read 7 October 2026Step 4 first component image, exact RZ01-0254 guide. Literal switch marking visible on the pictured main switch. No physical contract brand substituted for maker branding.

Main switch rated lifeiManufacturer or component rating for the main left/right switches, in millions of actuations. This is not a whole-mouse durability measurement.

60million1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: 60-million click lifecycle.

10million5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6 original technical specification. The 10 million rating fits the mechanical switch D2FC-F-7N(10M) of this 2018 mouse.

Hot-swap main switchesiMain switches can be changed without soldering. Opening the case or using a switch pack can still be required.

Not available

No8Reviewifixit.com/Guide/Razer+Deathadder+Essential+RZ01-0254+Mouse+Buttons+Replacement/145584Read 7 October 2026Step 5, followed by step 6 soldering new buttons. Main-switch replacement needs soldering, so there are no hot-swap sockets.

Adjustable click actuationiThe point where a main click registers can be configured. Debounce adjustment changes timing, not actuation travel.

Not available

Not available

Separate main buttons

Not available

No1Press article4gamer.net/games/023/G002318/20180710052Read 10 October 20262018 article says the main buttons are integrated with the upper shell. The quoted original Japanese wording means integrated with top shell.

Side switch model

Not available

Not available

Middle click switch

Not available

Not available

Scroll encoder type

Mechanical6Spec databaseeloshapes.com/mouse/compareRead 11 October 2026Database lists a mechanical encoder with 24 steps.

Not available

Scroll encoder

TTC Black6Spec databaseeloshapes.com/mouse/compareRead 11 October 2026Database: TTC Black.

Not available

Buttons and scroll wheel

10 of 13 differ

Physical button inputsiIncludes left/right, wheel click, each wheel-tilt direction, DPI/report-rate/profile buttons and a wheel-mode pushbutton. Excludes scroll rotation, power sliders and connection sliders. A connection pushbutton, such as Logitech Easy-Switch, counts even when the maker's own count leaves it out. A button that only switches power does not. Counts each physical input once.

71Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Hypershift list of the 9 controls: left, right, scroll click, mouse buttons 4 and 5, multi-function trigger, scroll up, scroll down and the DPI setting button. Seven of them are physical buttons.

55Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6. Complete page 7 device layout is left button, right button, central clickable wheel and two side buttons. Scroll rotation excluded from physical button count.

Programmable buttonsiNumber of physical button inputs that can be remapped. Excludes scroll-up/down actions, alternate software layers and non-programmable mode controls.

71Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026FAQ: 7 programmable buttons and 9 programmable controls. The 9 controls include scroll up and scroll down.

55Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6. The page 7 device layout shows the same five physical inputs.

Side buttonsiButtons on the thumb-facing side walls, including a side DPI-shift button. Top buttons beside the main click plate and bottom setting buttons are excluded.

31Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Mouse buttons 4 and 5 plus the multi-function trigger on the left side.4Reviewreviewed.com/gaming/content/razer-basilisk-v3-x-hyperspeed-reviewRead 11 October 2026Review: the V3 adds a third thumb button, a sniper-style button.6Spec databaseeloshapes.com/mouse/compareRead 11 October 2026Database lists 3 side buttons.

21Press article4gamer.net/games/023/G002318/20180710052Read 10 October 20262018 article identifies two left side buttons.

Side buttons on

Left6Spec databaseeloshapes.com/mouse/compareRead 11 October 2026Left side. The mouse is right-handed.

Left1Press article4gamer.net/games/023/G002318/20180710052Read 10 October 20262018 article identifies the two side buttons on the left.

DPI buttoniA physical pushbutton that changes sensitivity. A button shared with power or report rate still counts. Software-only switching does not.

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026FAQ: DPI cycle button at the top of the mouse.

No7Reviewrtings.com/mouse/reviews/razer/deathadder-essentialRead 7 October 2026Public comparison narrative. Original complete maker device layout agrees. Remapping an existing input to sensitivity does not establish a dedicated DPI button.

DPI button position

Top1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026FAQ: at the top of the mouse.

Not available

Profile buttoniA dedicated physical profile-switch button. A remappable input that could be assigned this action does not prove a dedicated control.

Not available

No5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 7 complete top and bottom device layout identifies every physical input. None is a dedicated profile button. This is a complete hardware layout count.

Dedicated DPI-shift buttoniDedicated physical control for temporarily switching sensitivity while held. A software-remappable input is not automatically a dedicated sniper control.

Not available

No5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 7 complete top and bottom device layout identifies every physical input. None is a dedicated DPI-shift button.

Dedicated gesture buttoniA dedicated physical gesture control. Assigning a gesture action to a remappable button does not establish a separate gesture button.

Not available

No5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 7 complete top and bottom device layout identifies every physical input. None is a dedicated gesture button.

Scroll wheel

Notched1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: tilt scroll wheel none. No free-spin mode is listed.4Reviewreviewed.com/gaming/content/razer-basilisk-v3-x-hyperspeed-reviewRead 11 October 2026Review: knobby, notched scroll wheel.

Notched5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6. Tactile wheel is the notched wheel, independently corroborated by RTINGS public statement that it cannot free scroll or tilt.

Scroll mode switchiHow the wheel changes between notched and free-spin modes. None means there is no such mode-switch mechanism.

Not available

None7Reviewrtings.com/mouse/reviews/razer/deathadder-essentialRead 7 October 2026Public Work verdict. No notched/free-spin switching mechanism.

Separate thumb wheeliA separate side wheel operated by the thumb. Tilting the central scroll wheel does not count.

No6Spec databaseeloshapes.com/mouse/compareRead 11 October 2026Database lists no thumb wheel.

No5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 7 complete top and bottom device layout identifies every physical input. There is no separate side wheel.

Scroll wheel material

Not available

Rubber3Reviewkitguru.net/peripherals/mouse/damien-cox/razer-deathadder-essential-mouse-review/all/1Read 7 October 2026Exact original scroll-wheel construction in Unboxing & First Look. Describes wheel grip, not internal encoder.

Build

4 of 6 differ

Shell material

Plastic, polymer unspecified6Spec databaseeloshapes.com/mouse/compareRead 11 October 2026Database material: plastic.

Plastic, polymer unspecified3Reviewkitguru.net/peripherals/mouse/damien-cox/razer-deathadder-essential-mouse-review/all/1Read 7 October 2026Closing thoughts of the January 2019 review of the original black mouse. The polymer is unspecified, so the value is plastic and not a guessed ABS.

Surface finishiPublished surface finish, such as matte or textured. Soft-feel wording does not establish rubber material or a chemical coating.

Not available

Matte3Reviewkitguru.net/peripherals/mouse/damien-cox/razer-deathadder-essential-mouse-review/all/1Read 7 October 2026Closing thoughts of the January 2019 review of the original black mouse. They name the finish matte.

Installed feet materialiMaterial of the factory-installed skates, excluding separately supplied replacements or dot skates. Virgin PTFE means additive-free or explicitly virgin-grade PTFE.

PTFE1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: 100% PTFE.

Not available

Installed skate piecesiNumber of separate factory-installed skate pieces, including a sensor ring. Excludes spare skates supplied in the box.

Not available

35Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026Printed page 6, device layout, item G Ultraslick mouse feet marks three separate pieces on the underside: two at the cable end and one wide piece at the rear. KitGuru's original black review also says three feet. Spare feet are not counted.

Feet shapeiGeometry of the installed skates. Pads plus a sensor ring are mixed. Separate dots are dots.

Not available

Pads5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026Printed page 6 bottom view shows three flat pads. No dots and no sensor ring.

Feet thickness

Not available

Not available

Cable

3 of 5 differ

Cable

Not available

Braided7Reviewrtings.com/mouse/reviews/razer/deathadder-essentialRead 7 October 2026Public original-model introduction. Current 2021 cable is not inherited.

Cable length

Not available

2.1m5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6 maker original specification. KitGuru and Japanese 2019 maker press specify 1.8 m. Original master guide is preferred under manual precedence. Physical revisions/region differences not resolved.

Detachable cableiThe cable unplugs from an external socket on the mouse without opening it. A service-replaceable internal cable does not count.

Not available

No5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026Printed page 6 device layout shows a cable fixed to the body with no external socket. KitGuru also describes it as the mouse's own cable.

Port on mouseiExternally accessible data/charging socket on the mouse. A fixed cable is none. USB-C describes the connector, not a transfer-speed version.

None1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: cable none.4Reviewreviewed.com/gaming/content/razer-basilisk-v3-x-hyperspeed-reviewRead 11 October 2026Review: no way to run this mouse over a wired connection, it has no ports.

None5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026Printed page 6 device layout shows the cable fixed to the front of the body and no external socket. Wired USB is the only connection.

Cable host plugiConnector on the computer end of the supplied or fixed cable, independent of the mouse-end connector.

Not available

Not available

Connectivity

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ConnectionsiConnections that carry mouse input data. A USB cable used only for charging does not establish wired USB operation.

2.4 GHz, Bluetooth1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: Razer HyperSpeed Wireless and Bluetooth. No wired mode.

USB (wired)7Reviewrtings.com/mouse/reviews/razer/deathadder-essentialRead 7 October 2026Public Work verdict, confirmed by original maker USB setup and package list.

Wireless technology

Razer HyperSpeed Wireless1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

Not available

BluetoothiThe version number only, such as 5.1. LE and Low Energy are left out. A source that names only Bluetooth Low Energy gives no version.

Not available

Not available

Saved Bluetooth pairing slotsiNumber of Bluetooth hosts whose pairing the mouse remembers. A limit of one concurrently connected host does not establish the number of saved slots.

Not available

Not available

Switchable host devicesiNumber of host devices selectable through the documented mouse controls without manually moving a data cable. Not the number of physical receivers or simultaneous active links alone.

22Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Slider switch gives HyperSpeed 2.4 GHz, Bluetooth and off. One 2.4 GHz link plus one Bluetooth host. The number of Bluetooth pairing slots is not stated.

Not available

Device switching

Switch2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026A slider switch on the underside selects HyperSpeed Wireless, power off or Bluetooth.

Not available

Receiver host connectoriHost plug on the included small receiver. A larger cabled receiver is described in source notes. This differs from the charging cable’s plug.

USB-A4Reviewreviewed.com/gaming/content/razer-basilisk-v3-x-hyperspeed-reviewRead 11 October 2026Connectivity: 2.4 GHz HyperSpeed Wireless (USB-A dongle) and Bluetooth.

None5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026The complete package list has no receiver. Wired USB is the only connection.

Receiver storage in mouse

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026FAQ: the dongle is stored in a compartment under the top cover.

Not available

Receiver extender includediAn included adapter, dock or cabled receiver arrangement moves the receiver closer to the mouse. A charging-only adapter does not count.

No1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Box contents list no extender.

Not available

Receiver pairing sharediA receiver can pair with another supported device, such as a keyboard, at the same time. This does not mean the mouse switches between computers.

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Page: a keyboard and mouse can share a single dongle on supported HyperSpeed peripherals.2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Multi-device pairing: the dongle supports a keyboard and mouse at the same time.

Not available

Wireless rangeiPublished range and test conditions. A recommended receiver distance or minimum reliable range is not an exact maximum.

5m7Retailer pageamazon.com/dp/B0BXBC26X8Read 11 October 2026Spec table: range 5.0 meters. Test conditions are not stated.

Not available

Basic mouse OS supportiOperating systems supported for basic input. Configuration software support is listed separately and may require a newer OS version.

Windows, macOS7Retailer pageamazon.com/dp/B0BXBC26X8Read 11 October 2026Spec table: operating system Windows, macOS.

Windows5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 4 Synapse requirements. Windows usage proved. Generic PC free USB hardware requirement is not converted into unproved macOS/Linux eligibility. Software is Windows-only for original Synapse 3.

ConsolesiConsole families explicitly supported. Source notes identify exact consoles, games and reduced polling or software functions.

Not available

Not available

Battery

8 of 17 differ

Battery type

AA1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026FAQ: only requires a single AA battery.3Press articlethepcenthusiast.com/razer-basilisk-v3-x-hyperspeed-wireless-gaming-mouseRead 11 October 2026Article: single AA battery.

Not available

Disposable battery countiNumber of disposable cells, such as AA or AAA. Do not use this field for internal rechargeable cells.

11Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026FAQ: a single AA battery, included.7Retailer pageamazon.com/dp/B0BXBC26X8Read 11 October 2026Spec table: 1 AA battery required, included.

Not available

Battery capacityiPublished or physically identified internal battery capacity. Do not calculate mAh from claimed runtime or compare capacities across unverified hardware revisions.

Not available

Not available

User-replaceable batteryiBattery replacement is a supported user procedure. The ability to open and modify the mouse does not establish this feature.

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Page: batteries need replacing after up to 285 hours. The AA battery is a normal replaceable cell.3Press articlethepcenthusiast.com/razer-basilisk-v3-x-hyperspeed-wireless-gaming-mouseRead 11 October 2026Article: uses a single AA battery that is removable and replaceable.

Not available

Battery life by mode (claimed)iOne manufacturer or published product claim per documented connection, polling rate and lighting condition. Omit unstated conditions. Source notes identify performance, switch and haptic modes and whether runtime is up to a value.

ARazer Basilisk V3 X HyperSpeed

Connection	Polling rate (Hz)	Claimed runtime (h)
2.4 GHz	1,000	285
Bluetooth	Not available	535

Source1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Up to 285 hours on HyperSpeed Wireless and up to 535 hours on Bluetooth. The guide adds constant motion at 1000 Hz for the HyperSpeed figure.2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Technical specifications: up to 285 hours on HyperSpeed Wireless at constant motion and 1000 Hz, up to 535 hours on Bluetooth. Lighting is not stated.

BRazer DeathAdder Essential (2018)

Not available

Battery life (up to)iManufacturer estimate of days of normal use between full charges. This includes periods when the mouse is idle. It is not continuous runtime. Source notes preserve usage conditions and qualifiers when published. Do not convert this estimate to continuous hours.

Not available

Not available

Battery life (normal use)iManufacturer estimate of calendar months of normal use between charges or battery replacements. It is not continuous runtime. Source notes retain approximate, up-to, or-more and operating-mode qualifiers. Do not convert this estimate to continuous hours.

Not available

Not available

Longest battery life

535h=CalculatedFrom Battery life by mode (claimed)

Not available

Battery life at 1000 HziLongest stored claim explicitly at 1000 Hz over 2.4 GHz. A claim without a confirmed polling rate is excluded.

285h=CalculatedFrom Battery life by mode (claimed)

Not available

Battery life on Bluetooth

535h=CalculatedFrom Battery life by mode (claimed)

Not available

Charging port

None1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: cable none. Runs on an AA battery.

Not available

Full charge timeiClaimed time from empty to full charge, in minutes. Approximation and charging setup are stated in source notes.

Not available

Not available

Quick charge

Not available

Not available

Use while chargingiMouse input works while the internal battery charges through the documented wired or dock arrangement.

Not available

Not available

Charging system compatibilityiNamed wireless charging pad or contact dock. Source notes distinguish inductive pads from pogo-pin contact charging.

Not available

Not available

Charging dock included

Not available

Not available

Battery indicator

Not available

Not available

Lighting

4 of 4 differ

Decorative RGB lightingiUser-configurable decorative lighting. A multicolour status, DPI or battery indicator alone is not decorative RGB.

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Page: Razer Chroma RGB.

No5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6. Generic multi-colour Lighting tab text in original guide does not override exact single-colour original hardware specification.

Decorative lighting zonesiNumber of independently controlled decorative lighting zones. Status indicator LEDs are excluded.

13Press articlethepcenthusiast.com/razer-basilisk-v3-x-hyperspeed-wireless-gaming-mouseRead 11 October 2026Article: the only lighting is on the scroll wheel.4Reviewreviewed.com/gaming/content/razer-basilisk-v3-x-hyperspeed-reviewRead 11 October 2026Review: RGB scroll wheel with lighting effects.

Not available

Lighting sync

Razer Chroma RGB1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

Not available

DPI indicator

LED2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Using section: the scroll wheel briefly changes colour to show the active DPI stage (400 red, 800 green, 1600 blue, 3200 cyan, 6400 yellow).

Not available

Software

5 of 9 differ

Software

Razer Synapse1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Page: Hypershift and settings via Razer Synapse.

Razer Synapse 35Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 6. Original Synapse 3 documented configuration, not inferred current Synapse 4 support.

Configuration software platformsiPlatforms explicitly supported for configuring this exact model. Basic input compatibility and availability of a generic app on another platform do not establish model support.

Windows2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Synapse requirement: Windows 10 64-bit or higher.

Windows5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 4 Synapse requirements. The software is Windows-only for original Synapse 3.

Onboard memoryiDocumented settings remain available without configuration software running. Which settings persist is stated in source notes.

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

No6Reviewrtings.com/mouse/tools/compare/razer-deathadder-essential-vs-razer-deathadder-v2/7278/1746Read 7 October 2026Public comparison verdict for the original RTINGS unit: no settings memory. No count of profile slots is invented.

Onboard profilesiMaximum distinct hardware-stored profiles. Software game profiles and factory preset profiles do not establish this maximum.

11Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list: on-board memory profiles 1.2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Technical specifications: on-board memory profiles 1.

Not available

Macros

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Page: commands and macros on the buttons.

Yes5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 13 Macro assignment and pages 19-21 recording/editing. Software macros, not onboard execution.

Macros stored onboardiMacros themselves execute from mouse memory without the configuration app. Onboard DPI or button assignments alone do not prove onboard macros.

Not available

No6Reviewrtings.com/mouse/tools/compare/razer-deathadder-essential-vs-razer-deathadder-v2/7278/1746Read 7 October 2026Public comparison verdict for the original RTINGS unit. No settings memory also rules out onboard macro execution.

Button remapping

Yes1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Page: assign commands in Razer Synapse.

Yes5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 10 Customize subtab.

Per-app profiles

Not available

Yes5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 17 Link Games, software profiles. Settings saved to system/cloud under page 10, not device storage.

User firmware updatesiA public user-accessible updater or documented software firmware-update procedure exists for this exact model.

Not available

Not available

In the box

2 of 4 differ

In the boxiDocumented contents of the specified colour or bundle. Installed parts and optional extras are distinguished in source notes.

Razer Basilisk V3 X HyperSpeed, Wireless USB dongle, Important Product Information Guide, 1x AA battery included1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Spec list box contents.7Retailer pageamazon.com/dp/B0BXBC26X8Read 11 October 2026Included components: 1x AA battery, Important Information Guide, mouse, wireless USB dongle.

Razer DeathAdder Essential, Important Product Information Guide5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 4 complete package contents.

Cables included

ARazer Basilisk V3 X HyperSpeed

Not available

BRazer DeathAdder Essential (2018)

Type	Cable count
Fixed USB cable	1

Source5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026Printed page 3 package contents list only the mouse and the Important Product Information Guide. The only cable is the one fixed to the mouse, 2.1 m on printed page 5.

Extra skates includediAn extra usable skate set is supplied separately from installed skates, including an alternative dot set. Factory protective film is not a spare skate.

No1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Box contents list no spare feet.

No5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026Printed page 3 package contents: Razer DeathAdder Essential and Important Product Information Guide only. No spare feet.

Grip tape

No1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Box contents list no grip tape.

No5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026Printed page 3 package contents: Razer DeathAdder Essential and Important Product Information Guide only. No grip tape.

Links

Not compared

Product page

www.razer.com/gaming-mice/razer-basilisk-v3-x-hyperspeed1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026

www.razer.com/gaming-mice/razer-deathadder-essential4Maker product pagerazer.com/gaming-mice/razer-deathadder-essentialRead 7 October 2026Family link only. Current store hardware includes 2021 RZ01-0385 and licensed editions. Those hardware specifications and colours are not inherited by this original 2018 black reference.

Spec sheet

Not available

Not available

Manual

dl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdf2Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/BASILISKV3XHYPERSPEED-00000185-en.pdfRead 11 October 2026Official English Razer master guide, 32 pages, dated 2023. Its text layer is unreadable, so it was read through page images.

dl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdf5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026Original English master guide, July 2018 PDF metadata, 2018 copyright. PDF font encoding was unreadable, so pages were rendered and OCR text checked against actual page images.

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

Warranty

0 of 1 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.

2years1Maker product pagerazer.com/gaming-mice/razer-basilisk-v3-x-hyperspeedRead 11 October 2026Page: up to 2 years of warranty. US market. Amazon lists a 2 year manufacturer warranty.

2years5Owner's manualdl.razerzone.com/master-guides/RazerSynapse3/DeathAdderEssential-00000110-en.pdfRead 10 October 2026PDF page 5, printed page 4, international English guide. KitGuru January 2019 UK review also states Guarantee: 2 years. Stored period is maker guide claim, not statutory rights.

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