Which mouse do you prefer?

I have the choice !!!

Logitech G5:
o Tracking resolution: 2000/800/400 dpi (user-selectable)
o Image processing: 6.4 megapixels/second
o Maximum acceleration: 20 g
o Maximum speed: 45–65 inches/second (depending on surface)
o USB data format: 16 bits/axis
o USB report rate: 1000 reports/second
o Sleep mode: Disabled

RAZER Copperhead:
* 2000dpi Razer Precision™ laser sensor
* 32KB Razer Synapse™ onboard memory
* 1000Hz Ultrapolling™ / 1ms response time
* Seven independently programmable Hyperesponse™ buttons
* On-The-Fly Sensitivity™ adjustment
* Always-On™ mode
* Zero-acoustic Ultraslick™ Teflon feet
* 16-bit ultra-wide data path
* Up to 45 inches per second and 20g of acceleration
* 7080 frames per second
* GlowPipe™ non-slip side rails
* Ergonomic ambidextrous design
* Ultra-large non-slip buttons
* Gold-plated USB connector
* Seven-foot, lightweight, non-tangle cord
* Approximate size: 130mm (length) x 66mm (width) x 41mm (height)


I dont know which one i want but maybe you can make my choice easier !