Mouse Comparison

G903 LightSpeed Hero Vs. EC2-B

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G903 LightSpeed HeroEC2-B
G903 LightSpeed Hero EC2-B


No. of Buttons: 115
No. of Macro Keys: 
No. of Game Profiles: 
Connectivity: USB, WirelessUSB
Cable length: 1.8 m2m
Wireless: LIGHTSPEED wirelessNo
Battery: up to 140hr w/ RGB, up to 180hrs no RGBNo
Colour: BlackBlack
Ambidextrous: YesNo, Right Handed
Software: Logitech G HUBNo
Weights: NoNo


Type: OpticalOptical
Brand: PixArt
Model:  HERO 16K3360
Processor: 32-bit ARM
Lift off distance: 
DPI/CPI: 100 - 16,000 dpi400/ 800/ 1600/ 3200
Memory Size: 
Max tracking speed: 400ips
Max acceleration: 40G
Response time: 1000 Hz, 1ms125/ 500/ 1000 Hz


Colour Options: LIGHTSYNC RGBNo
Lighting Effect: No

Dimensions & Weight: 

Dimension (LxWxH): 130 x 67 x 40 mm120 x 64 x 40 mm
Weight (grams): 
Weight w/o cable: 110 g90g
Also compared to:Also compared to:

G903 LightSpeed Hero

The G903 LightSpeed Hero by Logitech uses an Optical sensor, specifically the HERO 16K, providing a DPI/CPI range of 100 - 16,000 dpi. This is combined with a 32-bit ARM. This results in a tracking speed of 400ips, and a maximum acceleration of 40G. It uses a USB, Wireless connection with a 1.8 m cable. It weighs in at 110 g without the cable and is approximately 130 x 67 x 40 mm (LxWxH).


The EC2-B by Zowie Gear uses an Optical sensor from PixArt, specifically the 3360, providing a DPI/CPI range of 400/ 800/ 1600/ 3200. It uses a USB connection with a 2m cable. It weighs in at 90g without the cable and is approximately 120 x 64 x 40 mm (LxWxH).