Endgame Gear OP1 8K V2 Review 3

Endgame Gear OP1 8K V2 Review

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Introduction

Endgame Gear Logo


Endgame Gear is a peripherals company based in Germany. The OP1 8K V2 introduces several novelties compared to the OP1 8K. Most notably, the sensor has been upgraded to a custom variant of PixArt's PAW3950 capable of 30,000 CPI going by the designation U+1F95A, which is the Unicode character for, well, an egg. Compared to a regular 3950, this variant brings CPI adjustment in increments of 10 for steps below 10,000 CPI as well as sensor angle adjustment from +127° to -127°, and the sensor framerate has been set to the maximum of roughly 20,500. Furthermore, the OP1 8K V2 comes with a Kailh scroll wheel encoder instead of the OP1 8K's TTC Silver. For the main buttons, the OP1 8K V2 still utilizes so-called GX switches from Kailh, which have both a top and bottom contact (SPDT, single-pole and double-throw). Hence, when actuating the switch, the click can already be registered when the top contact has been disengaged, instead of having to wait until the bottom contact is closed, reducing physical latency in the process. In addition, the GX switch can also be employed as a way of providing additional hardware debouncing, preventing unintended double-clicking. Weighing 50 g, the OP1 8K V2 does without holes or an open-bottom design. The feet are made of pure PTFE, and the cable is the particularly flexible "Flex Cord 5.0." Configuration is possible within lightweight software that doesn't require installation. The OP1 8K V2 is available in either black, white, or Dark Frost.



Specifications

Endgame Gear OP1 8K V2
Size:118.2 mm × 60.5 mm × 37.2 mm
Size (inches):4.66" × 2.38" × 1.46"
Ambidextrous:Partially (side buttons on left side only)
Weight:50 g
Number of Buttons:5+1 (including wheel click)
Main Switches:Kailh GX (80 M)
Wheel Encoder:Kailh (gray, black core), 9 mm
Sensor:PixArt PAW3950 U+1F95A
Resolution:50–30,000 CPI
Microcontroller Unit:Nuvoton M483SIDAE
Polling Rate:1000/2000/4000/8000 Hz
Cable:1.85 m, braided
Software:Yes
Price:$89.99 (US)/$79.99 (non-US)
Warranty:Two years

Packaging


Aside from the mouse, one finds a set of larger replacement mouse feet, set of grip tape, PH000 screwdriver, and a quick start guide in the box. The cable is routed around the mouse to prevent kinking.

Weight


My scale shows around 50 g (±1 g), which is exactly in line with the weight cited by Endgame Gear. The direct competitors are the Razer Viper 8K, which is larger and likewise has a solid shell, and ends up weighing 69 g, as well as the HyperX Pulsefire Haste 2, which is also larger and has a solid shell, weighing 53 g. A very good weight.

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Nov 14th, 2026 21:03 CST change timezone

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