When comparing Roccat Savu vs Razer Mamba, the Slant community recommends Razer Mamba for most people. In the question“What is the best gaming mouse?” Razer Mamba is ranked 31st while Roccat Savu is ranked 42nd. The most important reason people chose Razer Mamba is:
Very comfortable, good weight and easy-to-program options (button functions, colors, etc).
Specs
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Pros
Pro A lightweight braided cable
Roccat Savu has a lighter than usual braided cable that helps prevent kinking, curling and protects the cable prolonging life of mouse.
Pro Accurate 4000 CPI optical sensor
The mouse has an accurate 4000 CPI optical sensor. No angle snapping, no acceleration, no prediction.
Pro Great grip provides good control over the mouse
A high quality rubberized grip on top and a sweat-proof grip material on the sides provides good control over the mouse.
Pro Full Linux support
Roccat has good Linux drivers.
Pro Roccat Talk informs which profile is selected when switched
Pro Easy+Shift allows for double mouse actions
Pro Good driver software
Pro Accomodating thumb rest
Pro Good build quality
The mouse weights 90g.
Pro Good for smaller hands

Pro Good design, good software
Very comfortable, good weight and easy-to-program options (button functions, colors, etc).
Pro Has wireless and wired options
The Razer Mamba is a wireless mouse that is also able to be wired by simply plugging in the provided USB cable.
Cons
Con Reports of non-slip grip wearing off within a year
The soft touch coating does not last and will wear easily.

Con Battery life is very limited
Battery charge dies very quickly.
