Technical specification

General

• operating temperature: -20° C to +60° C/-5° F to +140° F
• battery charging temperature: 0° C to +35° C/+32° F to +95° F
• storage temperature: -30° C to +60° C/-22° F to +140° F
• weight: 82 g/2.89 oz (silver), 89 g/3.14 oz (black), 92 g/3.25 oz (sapphire)
• water resistance (device): 100 m/328 ft/10 bar
• water resistance (HR belt): 20 m/66 ft
• lens: mineral crystal glass (sapphire crystal in Sapphire models)
• power: rechargeable lithium-ion battery
• Battery life: ~ 16 - 50 hours depending on selected GPS accuracy

Memory

• waypoints: max. 100

Radio receiver

• Suunto ANT and ANT+TM compatible
• communication frequency:
  • ANT+ > 2.457 GHz
  • ANT > 2.456 GHz
• modulation method GFSK
• range: ~2 m/6 ft

Barometer

• display range: 950 to 1060 hPa/28.34 to 31.30 inHg
• resolution: 1 hPa/0.01 inHg

Altimeter

• display range: -500 m to 9999 m/-1640 ft to 32805 ft
• resolution: 1 m/3 ft

Thermometer

• display range: -20° C to +60° C /-4° F to +140° F
• resolution: 1° C/1° F

Chronograph

• resolution: 1 s until 9:59'59, after that 1 min

Compass

• resolution: 1 degree/18 mils

GPS

• technology: SiRF star IV
• resolution: 1 m/3 ft