Valve Steam Controller details leak ahead of launch

The Steam Controller looks set to be on par with the best third-party controllers available, with a comfortable fit, TMR thumbsticks, and some cool-looking rumble features.

Komodo Station, the official Steam hardware store/distributor for Japan, South Korea, Taiwan, and Hong Kong, has leaked details of Valve’s new Steam Controller early, hinting at an imminent launch. Captured by X user @gabefollower before it was taken down, the page included video material showing the hand-fit of the controller and its final retail look.

First announced in November 2025, the Steam Controller is part of a raft of upcoming Valve hardware, including the Steam Machine, offering a key way to control the device. Also compatible with PC, laptop, Steam Deck and Steam Frame, the Steam Controller features three connection options, covering wired via USB, 2.4GHz wireless, and Bluetooth 4.3.

Weighing 292g and measuring 111 x 159 x 57mm, the leaked video shows the Steam Controller fitting comfortably in your hand, with all buttons within reach. It’s capable of running wirelessly for about 35 hours, offering uninterrupted daily sessions. When you finish playing, you simply connect the dedicated Steam Controller Puck, which magnetically attaches to the back of the controller to charge it. This puck also acts as a wireless transmitter/receiver.

Moving to inputs, the Steam Controller features next-generation magnetic thumbsticks, powered by TMR (Tunnel Magnetoresistance) technology. They use quantum, magnetic-field sensing to eliminate stick drift and should offer superior precision over traditional potentiometer sticks and even Hall effect sensors. TMR sticks are known for their high accuracy, durability, and energy efficiency, making them ideal for high-end controllers. If these are as good as the ones found in the GameSir G7 Pro, you can expect perfect circularity.

The Steam Controller also boasts four motors capable of handling complex waveforms, producing accurate rumbles and haptics. Perhaps PC users are finally getting an equivalent to Sony’s DualSense Haptic Feedback here, which can simulate the feeling of many effects, from environment interactions to the recoil of different weapons. Lastly, we find dual 34.5mm trackpads with haptic feedback, a gyro, plus two capacitive areas along the back of the controller.

Unfortunately, the Komodo listing didn’t reveal a price and release date, but this unexpected leak, followed by the page’s removal, indicates an imminent launch. This also suggests that regional sales are being prepared and that retailers may have already received their shipments. Either way, the Steam Controller looks interesting to say the least, so hopefully it will be priced reasonably for those who don’t plan on getting a Steam Machine. A price of around $49.99, like the original controller, would be great considering the improvements.

Fahd Temsamani
Fahd Temsamani
Senior Writer at Club386, his love for computers began with an IBM running MS-DOS, and he’s been pushing the limits of technology ever since. Known for his overclocking prowess, Fahd once unlocked an extra 1.1GHz from a humble Pentium E5300 - a feat that cemented his reputation as a master tinkerer. Fluent in English, Arabic, and French, his motto when building a new rig is ‘il ne faut rien laisser au hasard.’

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