Logitech G502 HERO vs Logitech G502 X Side-by-Side Mouse Comparison - RTINGS.com
Amazon.com: Logitech G502 Lightspeed Wireless Gaming Mouse with Hero 25K Sensor, PowerPlay Compatible, Tunable Weights and Lightsync RGB - Black : Everything Else
Amazon.com: Logitech G Logitech G502 X Wired Gaming Mouse - White Powerplay Wireless Charging System for G502 Lightspeed, G703, G903 Lightspeed and PRO Wireless Gaming Mice : Video Games