Mouse Comparison

Logitech G703 Vs. Razer Viper Ultimate

G703 Viper Ultimate
Viper Ultimate


No. of Buttons: 68
No. of Macro Keys: 
No. of Game Profiles: 5
Connectivity: USB, WirelessWired and Wireless
Cable length: 1.83m1.8 m
Wireless: 2.4 GHz
Battery: upto 70 hours - without lighting and depending on settings
Colour: Black or White
Ambidextrous: NoYes
Software: Logitech Gaming SoftwareSynapse 3
Weights: 10gNo
Switch: Razer Optical


Type: OpticalOptical
Brand: PixartRazer
Model: PMW3366Focus+
Processor: 32-bit ARM
Lift off distance: Adjustable
DPI/CPI: 200 - 12,000 dpiupto 20,000 DPI (Default stages: 400/800/1600/2400/3200)
Memory Size: 
Max tracking speed: 400 IPS650 ips
Max acceleration: 40G50 G
Response time: 


Colour Options: 16.8 million colorsChroma lighting 16.8 million
Lighting Effect: 

Dimensions & Weight: 

Dimension (LxWxH): 124 x 68 x 43 mm126.7 x 66.2 x 37.8 mm
Weight (grams): 
Weight w/o cable: 107g74g
Also compared to:Also compared to:


The G703 by Logitech uses an Optical sensor from Pixart, specifically the PMW3366, providing a DPI/CPI range of 200 - 12,000 dpi. This is combined with a 32-bit ARM processor which results in a tracking speed of 400 IPS, and a maximum acceleration of 40G. It uses a USB, Wireless connection with a 1.83m cable. It weighs in at 107g without the cable, has 10g weights and is approximately 124 x 68 x 43 mm (LxWxH).

Viper Ultimate

The Viper Ultimate by Razer uses an Optical sensor from Razer, specifically the Focus+, providing a maximum DPI/CPI of 20,000 DPI (Default stages: 400/800/1600/2400/3200). This results in a tracking speed of 650 ips, and a maximum acceleration of 50 G. It uses uses either a Wired and Wireless connection with a 1.8 m cable, which is used for charging or cabled use. The Viper Ultimate is considered to be an ambidextrous mouse. It weighs in at 74g without the cable and is approximately 126.7 x 66.2 x 37.8 mm (LxWxH).