Snaffle says…

Brains and brawn — you can count on the GBA-900 line for rugged G-SQUAD toughness with smartphone connectivity. Access your smartphone GPS via Bluetooth® for precision accelerometer measurement. Use your smartphone to take initial measurements of specific spans, then leave it to the timepiece to accurately measure these distances on its own.

Casio says…

Get all the info you need — distance, speed, pace, and calories burned, as well as auto lap readings to keep track of running times for set distances.

The Best Bits

  • Shock and Water resistant

  • Keeps yourself in time
  • Easy to operate via smartphone
  • Easy to see in darkness
  • Great for runners