Lightest Weight Gaming Mice
These are mouse weights, not counting batteries, cable, or removable weights.
Logitech G300s, 80 grams.
Logitech G900, 110 grams.
CM Storm Recon, 109 grams. (not counting cable)
Logitech G502 Proteus, 121 grams (without weights).
ROCCAT Tyon, 126g (not including cable).
Logitech G602 Wireless, 107 g, 130g with 1 AA battery, 152g with 2 AA battery. (requires battery to operate)
Logitech G600, 133 grams (not including cable).
Logitech G700s, 152 grams without battery.