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RazerViper V3 ProvsRazerDeathAdder V4 Pro

The short version

The Razer Viper V3 Pro is symmetrical and the Razer DeathAdder V4 Pro is ergonomic, and the Razer DeathAdder V4 Pro is 4 mm wider and 4 mm taller (127.1 × 63.9 × 39.9 mm vs 128 × 68 × 44 mm). The Razer Viper V3 Pro is 2 g lighter (54 g vs 56 g). The Razer DeathAdder V4 Pro uses the newer Focus Pro 45K Optical Sensor Gen-2 and tracks to a higher maximum DPI (35,000 vs 45,000). Both poll at up to 8,000 Hz. At 8,000 Hz, Razer claims 17 hours for the Viper V3 Pro and 22 hours for the DeathAdder V4 Pro, so the DeathAdder V4 Pro lasts longer on paper. The Razer DeathAdder V4 Pro came out 15 months later (April 2024 vs July 2025). In our rankings the Razer Viper V3 Pro is #12 overall and the Razer DeathAdder V4 Pro is #4.

What actually separates them

RazerViper V3 ProVSRazerDeathAdder V4 Pro
2024/04Release Date2025/07
#12Overall Rank#4
#9FPS Rank#3
#9MOBA Rank#2
#18MMO Rank#12
35000Max DPI45000
+28.6%
70 GAcceleration85 G
+21.4%
750IPS900
+20%
Focus Pro 35K Optical Sensor Gen-2SensorFocus Pro 45K Optical Sensor Gen-2
SymmetricalShapeErgonomic
127.1 mmLength128 mm
63.9 mmWidth68 mm
39.9 mmHeight44 mm
54gWeight56g
+3.7%
Optical Mouse Switches Gen-3Main SwitchOptical Mouse Switches Gen-4
90MSwitch Lifespan100M
+11.1%
17 h at 8,000 HzBattery Life22 h at 8,000 Hz
+29.4%

Every spec, side by side

RazerViper V3 ProVSRazerDeathAdder V4 Pro
General
RazerBrandRazer
2024/04Release Date2025/07
Rankings
#12Overall Rank#4
#9FPS Rank#3
#9MOBA Rank#2
#18MMO Rank#12
Performance
35000Max DPI45000
100Min DPIUnknown
70 GAcceleration85 G
750IPS900
8000Poll Rate (Hz)8000
1.2Lift-off DistanceUnknown
OpticalSensor TypeOptical
Focus Pro 35K Optical Sensor Gen-2SensorFocus Pro 45K Optical Sensor Gen-2
Ergo & Design
NoRGB LightingNo
RightHandednessRight
SymmetricalShapeErgonomic
SolidShell TypeSolid
Colors
127.1 mmLength128 mm
63.9 mmWidth68 mm
39.9 mmHeight44 mm
54gWeight56g
NoExtra WeightsNo
Buttons
6Total Buttons6
2Buttons (Left)2
0Buttons (Right)0
NotchedScroll Wheel TypeNotched
Optical Mouse Switches Gen-3Main SwitchOptical Mouse Switches Gen-4
OpticalMain Switch TypeOptical
90MSwitch Lifespan100M
Connectivity
Wireless, WiredConnectionWireless, Wired
Built InBattery TypeBuilt In
17 h at 8,000 HzBattery Life22 h at 8,000 Hz
Software Features
UnknownHardware AccelerationUnknown
UnknownSoftware AccelerationUnknown
UnknownAngle SnappingUnknown
UnknownSmoothingUnknown
Always OnMotion SyncAlways On

Where to buy

Razer Viper V3 Pro

Amazon
AliExpress

Razer DeathAdder V4 Pro

Amazon
AliExpress

Common questions

Which is lighter, the Razer Viper V3 Pro or the Razer DeathAdder V4 Pro?

The Razer Viper V3 Pro is lighter: 54 g vs 56 g.

Are the Razer Viper V3 Pro and Razer DeathAdder V4 Pro the same shape and size?

No, the Razer Viper V3 Pro is symmetrical and the Razer DeathAdder V4 Pro is ergonomic, and the Razer DeathAdder V4 Pro is 4 mm wider and 4 mm taller (127.1 × 63.9 × 39.9 mm vs 128 × 68 × 44 mm).

Which has the better sensor specs, the Razer Viper V3 Pro or the Razer DeathAdder V4 Pro?

The Razer DeathAdder V4 Pro is higher on paper: 35,000 vs 45,000 DPI and 750 vs 900 IPS.

Which has longer battery life, the Razer Viper V3 Pro or the Razer DeathAdder V4 Pro?

The Razer DeathAdder V4 Pro, on the manufacturer's own claim: 17 hours vs 22 hours at 8,000 Hz.

Which is newer, the Razer Viper V3 Pro or the Razer DeathAdder V4 Pro?

The Razer DeathAdder V4 Pro, by 15 months: April 2024 vs July 2025.

More comparisons

Full specs: Razer Viper V3 ProRazer DeathAdder V4 Pro

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