ASUS ROG Pugio Vs. Razer Imperator
The ROG Pugio by ASUS uses an Optical sensor, providing a DPI/CPI range of 7200dpi max. This results in a tracking speed of 150 IPS, and a maximum acceleration of 30g. It uses a USB connection. The ROG Pugio is considered to be an ambidextrous mouse. It weighs in at 103 g without the cable and is approximately 120 x 68 x 37mm (LxWxH).
The Imperator by Razer uses a Laser sensor from Philips, specifically the PLN 2032, providing a DPI/CPI range of Up to 6400dpi. This results in a tracking speed of Up to 200ips, and a maximum acceleration of 50g. It weighs in at 139 g grams with the cable and is approximately 123 x 70 x 43 mm (LxWxH).