Being conceived for fingertip grip, the 38 g Darmoshark M5 comes with PixArt's PAW3395 sensor along with Kailh main button switches. Up 84 hours of battery life are cited at 1000 Hz, and 8000 Hz wireless polling is supported. Aside from 2.4 GHz wireless, Bluetooth is also present.
Weighing no more than 55 g, the ambidextrous M3S Varun comes with PixArt's PAW3395 sensor, TTC Gold switches for the main buttons, as well as both Bluetooth and 2.4 GHz wireless connectivity, the latter of which even supports a polling rate of 2000 Hz, with up to 80 hours of battery life at 1000 Hz.
As the name already suggests, the main novelty of the ambidextrous M3 4K is true 4000 Hz wireless polling. Due to featuring a larger battery, the M3 4K weighs a bit more at 66 g compared to the regular M3, and still comes with PixArt's PAW3395 sensor, along with TTC Gold main button switches.
Darmoshark is a brand known for their budget offerings, and the ambidextrous M3 is one of them. Equipped with PixArt's PAW3395 sensor, Kailh GM 8.0 main button switches, and a 58 g lightweight build, the M3 comes with both 2.4 GHz and Bluetooth connectivity, along with up to 83 hours of battery life.