Casio G-LIDE
Casio G-SHOCK

Hiking
Trail running

Timing
Watches

Bluetooth
GPS
HRM sensors

Crossfit / Training
Cycling
Gym / Fitness
Lifestyle
Running
surf
Swimming
Triathlon
Walking
Weightlifting

Intensive (more than twice a week)
Occasional (1 to 2 times a month)
Regular (once or twice a week)