Cougar Revenger Pro 8K Debuts With 58g Wireless 8K Polling

Cougar officially introduced the Revenger Pro 8K gaming mouse on 17 June 2026. The 58-gram wireless peripheral reports its position 8,000 times per second over both USB-C and a 2.4GHz dongle. The mouse was first shown at COMPUTEX 2026 and pairs the PixArt PAW3950 optical sensor with Cougar’s own optical switches.

The Revenger Pro 8K adds Bluetooth 6.0 as a third connection, three physical switches for cycling between 1,000Hz, 4,000Hz, and 8,000Hz polling, and a battery Cougar rates at 290 hours at 1KHz, 65 hours at 4KHz, and 50 hours at 8KHz. The official introduction noted the mouse pairs the sensor with a Nordic 54L15 MCU. Pricing and a firm ship date have not been announced. Cougar’s basic-tutorials-covered Computex 2026 booth also showed a Phaze 8K keyboard alongside the mouse. The basic-tutorials recap framed Cougar’s broader launch as one of the more ambitious peripheral pushes of the year.

The Headline Spec, in Two Modes

Cougar positions the Revenger Pro 8K at the top of its mouse line, and the headline is dual-mode 8,000Hz polling. The mouse reports its position to the PC at 8,000 times per second over both a wired USB-C connection and a 2.4GHz wireless dongle. A Bluetooth 6.0 radio sits as the third connection option. Three polling tiers are available: 1,000Hz, 4,000Hz, and 8,000Hz.

At 8KHz, each position report from mouse to PC takes 0.125 ms, compared to 1 ms at 1KHz, a shift 8 times faster than the standard 1,000Hz polling most gaming mice ship with. The narrower gap between hand and cursor is the core pitch for 8K. Cougar’s own spec sheet stops short of quantifying that advantage in latency terms for its 8K mode specifically.

Cougar’s official Revenger Pro 8K product page lists the polling rate as 1,000 / 4,000 / 8,000 Hz, with both the wired USB-C and 2.4GHz wireless paths carrying the full 8KHz tier. The Bluetooth 6.0 radio is listed alongside, without the 8KHz tag. The interface is described as ‘2.4GHz (8K Wireless)/ BT 6.0 / Wired (8K)’ on the spec sheet. Three color variants are listed: black, white, and pink. The product page does not state the default polling rate at first boot.

The Sensor and the Switches

PixArt’s PAW3950 is the top sensor in the company’s lineup, and Cougar pairs it with a Nordic 54L15 MCU to handle the higher polling load. Cougar rates the sensor at up to 30,000 DPI, 750 inches-per-second tracking, and 50G acceleration. The sensor’s native polling ceiling is 8,000Hz, matching what the mouse delivers over both wired and wireless paths.

Cougar’s own 100M Optical Switch handles the primary clicks. The switch uses light-based actuation rather than metal-on-metal contact, a design shared by optical switches in several flagship mice from other vendors. Cougar does not specify the brand or model of the switch beyond its in-house rating. The rating matches what Cougar assigns to the prior Revenger Pro 4K.

The PAW3950 is the same sensor used in flagship mice from brands including RAWM, Pulsar, and Lamzu, which gives Cougar’s firmware team a well-understood baseline to tune against. Third-party sensor guides document the PAW3950 as consuming less power than its predecessor. That power efficiency matters most at the wireless 8KHz tier.

The Revenger Pro 8K weighs 58 grams excluding the cable and dongle. Cougar’s chassis dimensions stay at 124 x 65 x 38 mm, unchanged from the 4K. The 8K gains Bluetooth 6.0, which the 4K lacks. Cougar’s spec sheet does not list a battery capacity figure in milliamp-hours.

The Battery Cost of Running at 8K

Battery life scales the way the physics suggests: faster polling, less runtime. Cougar breaks the rated runtime into three polling tiers on the spec sheet. The 1KHz tier delivers the headline 290-hour figure. The 4KHz tier drops to 65 hours. The 8KHz tier, at 50 hours, is where the trade-off shows up.

• 1,000Hz polling: up to 290 hours of battery life
• 4,000Hz polling: up to 65 hours
• 8,000Hz polling: up to 50 hours

At the top end, 50 hours is the rated runtime for the 8KHz tier. Cougar also states the mouse charges to full capacity in 30 to 40 minutes on the low end. The fast-charge figure comes from the official introduction coverage. Cougar does not list the battery capacity in milliamp-hours on the public spec sheet.

Cougar Adds Hardware Toggles and the Rotation Tool

Cougar adds physical switches on the mouse that change the polling rate and connection mode on the fly. The product page lists three polling tiers at 1,000Hz, 4,000Hz, and 8,000Hz. Players can flip between the tiers mid-match without opening external software.

Inside the UIX System software sits the Rotation Tool, which lets players compensate for angled grips by realigning the sensor’s tracking direction. The feature is built for slanted grip styles, where the hand naturally pulls the sensor off-axis. The Rotation Tool corrects that misalignment for cursor tracking. Cougar does not detail the angle range the tool supports on the public spec sheet.

The UIX software handles button reassignment in addition to the Rotation Tool. Cougar’s spec sheet leaves the exact lift-off distance options undocumented on the public product page. The UIX software runs on Windows 10 and Windows 11, per the system requirements on the product page.

How It Compares to the Revenger Pro 4K

The Revenger Pro 4K, Cougar’s prior flagship, sits one tier below the 8K. Cougar’s Revenger Pro 4K product page shows the same 124 x 65 x 38 mm chassis. The 4K weighs 55 grams without cable, versus 58 grams for the 8K. The 4K also carries a 100M optical switch. Both mice support the same COUGAR UIX software.

Both mice use PixArt sensors and Cougar’s own optical switches. The 4K runs on a PixArt PAW3395 sensor with a 26,000 DPI ceiling, 650 IPS tracking, and 50G acceleration. The 8K runs on a PixArt PAW3950 sensor with a 30,000 DPI ceiling, 750 IPS tracking, and 50G acceleration. The polling rate and weight differences are where the 8K pulls ahead. Both mice share the same 1.8m paracord cable and PTFE mouse feet.

Cougar’s press coverage of the COMPUTEX 2026 line-up framed the 8K as the wireless tier’s new flagship. The push toward 8kHz polling is not unique to Cougar. Logitech’s G3 Series mouse, which launched in Singapore on 21 June 2026, also carries 8kHz polling at SGD 119.

Cougar designed the Revenger Pro 8K for competitive gamers, per the official introduction. The 8KHz polling tier over wireless 2.4GHz is the headline feature. Cougar’s Computex 2026 booth paired the mouse with the Phaze 8K keyboard. The basic-tutorials coverage framed the 8K peripheral push as a platform rather than a single product. The mouse is part of Cougar’s broader 8K line-up at the show.

What Cougar Hasn’t Said Yet

Cougar has not announced a price or ship date for the Revenger Pro 8K. The mouse will come in black, white, and pink variants, all sharing the same 58-gram chassis and spec sheet. The Computex 2026 line-up was stated to roll out gradually through 2026, per the basic-tutorials coverage. The show’s Best in Show coverage framed Cougar’s broader launch as one of the more ambitious peripheral pushes of the year.

The Revenger Pro 8K ships with the following in the box, per Cougar’s spec sheet. The accessories cover both wired and wireless setups out of the package. Cougar has not confirmed whether any of these accessories will be sold separately.

• 8K wireless USB dongle
• USB-C to USB-A paracord cable (1.8m detachable)
• Two USB-C to USB-A adapters (male-to-female and female-to-female)
• Replacement 100% PTFE mouse skates
• Mouse grip tape set
• Mouse storage bag
• User manual

Frequently Asked Questions

What polling rate should I use on the Cougar Revenger Pro 8K?

Cougar’s Revenger Pro 8K supports three polling rate options on the spec sheet: 1,000Hz, 4,000Hz, and 8,000Hz. The 8,000Hz tier is reserved for the wired USB-C and 2.4GHz wireless paths. The Bluetooth 6.0 connection is the third option without the 8,000Hz tag. Players can switch polling rates using the physical switches on the bottom of the mouse.

How long does the Cougar Revenger Pro 8K battery last at 8,000Hz polling?

Cougar rates the Revenger Pro 8K battery at up to 50 hours on the 8,000Hz polling tier, against up to 65 hours at 4,000Hz and up to 290 hours at 1,000Hz. Cougar also states the mouse charges to full capacity in 30 to 40 minutes on the low end.

Is Bluetooth 6.0 fast enough for competitive gaming on the Revenger Pro 8K?

Bluetooth 6.0 on the Revenger Pro 8K is the third connection option alongside the wired USB-C and 2.4GHz wireless paths. The 8,000Hz polling tier appears only on the wired and 2.4GHz interfaces on Cougar’s spec sheet. Cougar’s product page lists Bluetooth 6.0 without specifying its polling rate.

How heavy is the Cougar Revenger Pro 8K compared to the Revenger Pro 4K?

The Revenger Pro 8K weighs 58 grams excluding the cable and dongle. The Revenger Pro 4K weighs 55 grams without cable. Both share the same 124 x 65 x 38 mm chassis dimensions.

When does the Cougar Revenger Pro 8K ship and what does it cost?

Cougar has not announced a price or ship date for the Revenger Pro 8K. The mouse will come in black, white, and pink colors. Cougar’s COMPUTEX 2026 line-up was stated to roll out gradually through 2026.