Zowie Gear ZA12 Vs. Logitech G703
The ZA12 by Zowie Gear uses an Optical sensor from Avago, specifically the 3310, providing a DPI/CPI range of 400 / 800 / 1600 / 3200 DPI.. It uses a USB connection. The ZA12 is considered to be an ambidextrous mouse. It weighs in at 85g without the cable and is approximately 124 x 64 x 39 mm (LxWxH).
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).