- Dimensions: 41.9 x 41.9 x 11.7mm
- Thickness without including optical heart rate sensor: 11.7mm
- Weight: 39g
- With silicone band: 30g
- With nylon band
- Screen size: 1.2 inches
- Screen resolution: 240 x 240
- 64 colors
- Screen type: Touch screen with always-on memory LCD
- Lampshade material: Mineral glass
- Bezel Material: Fiber Reinforced Polymer
- Cover material: Fiber reinforced polymer
- Strap Material: Silicone/Nylon
- watchband
- Width: 22mm
- Installation Type: Quick Release
- Phone: Bluetooth
- Accessories: Bluetooth
- Data Sync: Wi-Fi / COROS App
- Water resistance: 5 ATM (Suitable for activities in surface waters and not for diving)
- Working temperature: -20°C to 50°C
- Storage temperature: -20°C to 60°C
- Full standard GPS (GPS/QZSS): 38 hours
- Connected to GPS and QZSS: 10.5 hours (with music)
- All systems activated (GPS, GLONASS, Galileo, Beidou, QZSS): 25 hours
- Connected to GPS, GLONASS, Galileo, Beidou and QZSS at the same time: 9 hours (with music)
- Double frequency (GPS, GLONASS, Galileo, Beidou, QZSS): 15 hours
- Connected to GPS, GLONASS, Galileo, Beidou and QZSS at the same time in dual frequency: 7 hours (with music)
- Daily use: 24 days
- Charging time: Less than 2 hours
- Internal memory: 4GB
- Activity memory: 500 hours (Estimate based on outdoor activities)
- Satellite systems: GPS, GLONASS, Galileo, Beidou, QZSS
- GNSS Chipset: All satellites on dual frequency
- Map layer: Breadcrumbs
- check point
- Back to top
- Detour alert
- Map control via touch screen
- Sensors: Optical heart rate monitor (May not work on tattoos), Barometric altimeter, Accelerometer, Gyroscope, 3D compass, Thermometer (Supports body temperature in activities with compatible accessory), Optical pulse oximeter
- HR Rest
- heart rate underwater
- Action camera control (Compatible with select GoPro and Insta360 cameras)
- Virtual race
- Altitude Mode (Periodic assessment of SpO2 and fitness when at high altitude)
- Touch Scroll (Swipe to scroll data pages during training)
- Updatable firmware (With Wi-Fi and the COROS App)
- Find my phone
- Find my watch
- Always-on backlight mode
- Play music offline when paired with compatible Bluetooth headphones
- Compatible Apps: Nike Run Club, Komoot, TrainingPeaks, Strava, Relive, adidas Running, Apple Health, Stryd, Final Surge, Runalyze, Running Quotient, Decathlon
- English, Simplified Chinese, Traditional Chinese, German, Spanish, French, Polish, Thai, Japanese, Korean, Portuguese, Italian, Russian