When comparing Corsair Vengeance M65 vs SteelSeries Rival 300, the Slant community recommends SteelSeries Rival 300 for most people. In the question“What is the best gaming mouse?” SteelSeries Rival 300 is ranked 23rd while Corsair Vengeance M65 is ranked 48th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Sturdy mouse wheel
Pro Aluminium base with configurable weights
Pro Interesting futuristic design
The Corsair Vengeance M65 has a very interesting futuristic look to its design. With its metal core to the 3 plastic pieces on the outside of the frame and the over-sized scroll wheel.
Pro Great for those with large hands and using claw grip
Pro Comfortable to handle
This mouse is very well balanced in weight, size and ergonomics making for a mouse that is easy and comfortable to handle.
Pro Great value for money
At $39 the Rival gaming mouse has a great balance between build quality and value for money.
Pro Highly accurate
The Steelseries Rival gaming mouse has a built in Pixart PMW3310 optical sensor that offers great tracking control. There's no angle-snapping, hardware acceleration, or jitter.
Pro Great accompanying software suite
Steelseries uses a software suite called Engine 3 that is low resource and used to customize their gaming mouse options.
Cons

Con Bad Palm Grip
With a design that is not ergonomic at the back and side buttons that are so far out it is not a recommended mouse for a mouse user who prefers palm grip.
Con Has input lag and smoothing
Being that this device is using a laser sensor there is expected lag and smoothing.
Con Not extremely ergonomic
Not entirely fit for claw grips with small hands, and gets uncomfortable after a while.
Con Rubber grips get worn out very quickly
Con Rubber grips get slippery with sweaty hands
When using the mouse for long duration's the sweat from the users hands can make the rubber side grips slippery.
