41.9 x 41.9 x 11.7mmHeight does not include the optical heart rate sensor
43.0 x 42.8 x 12.8mm
50.3 x 50.3 x 15.7mm
Weight
39gWith Silicone Band
53gWith Silicone Band
89gWith Silicone Band
30gWith Nylon Band
42gWith Nylon Band
72gWith Nylon Band
Display
Display Size
1.2 Inch
1.2 Inch
1.4 Inch
Display Resolution
240 x 24064 colors
240 x 24064 colors
280 x 28064 colors
Display Type
Touch Screen Always-On Memory LCD
Touch Screen Always-On Memory LCD
Touch Screen Always-On Memory LCD
Materials
Screen Material
Mineral Glass
Sapphire Glass
Sapphire Glass
Bezel Material
Fibre Reinforced Polymer
Grade 5 Titanium Alloy With PVD Coating
Grade 5 Titanium Alloy With PVD Coating
Cover Material
Fibre Reinforced Polymer
Titanium Alloy
Titanium Alloy With PVD Coating
Band Material
Silicone / Nylon
Silicone / Nylon
Silicone / Nylon
Watch Band
Width
22mm
20mm
26mm
Installation Type
Quick Release
Quick Release
Quick Fit
Design
Buttons & Dials
Digital Dial
Digital Dial
Digital DialIncreased Size & Enhanced Durability
Back Button
Back Button
Back Button
—
Dedicated Backlight Button
Dedicated Backlight Button
Connectivity
Phone
Bluetooth
Bluetooth
Bluetooth
Accessories
Bluetooth
Bluetooth
Bluetooth
Data Sync
Wi-Fi / COROS App
Wi-Fi / COROS App
Wi-Fi / COROS App
Durability
Water Resistance
5 ATMSuitable for surface water activities and not for diving
5 ATMSuitable for surface water activities and not for diving
10 ATMSuitable for surface water activities and not for diving
Working Temperature
-4°F to 122°F (-20°C to 50°C)
-4°F to 122°F (-20°C to 50°C)
-22°F to 122°F (-30°C to 50°C)
Storage Temperature
-4°F to 140°F (-20°C to 60°C)
-4°F to 140°F (-20°C to 60°C)
-22°F to 140°F (-30°C to 60°C)
Battery
Standard Full GPS
(GPS/QZSS)
38 HoursConnects to GPS and QZSS
45 HoursConnects to GPS and QZSS
140 HoursConnects to GPS and QZSS
10.5 Hours (With Music)Connects to GPS and QZSS with offline music
8 Hours (With Music)Connects to GPS and QZSS with offline music
30 Hours (With Music)Connects to GPS and QZSS with offline music
All Systems On
(GPS, GLONASS, Galileo, Beidou, QZSS)
25 HoursConnects to 5 satellite systems at the same time
30 HoursConnects to 5 satellite systems at the same time
90 HoursConnects to 5 satellite systems at the same time
9 Hours (With Music)Connects to 5 satellite systems at the same time with offline music
7 Hours (With Music)Connects to 5 satellite systems at the same time with offline music
25 Hours (With Music)Connects to 5 satellite systems at the same time with offline music
Dual Frequency
(GPS, GLONASS, Galileo, Beidou, QZSS)
15 HoursConnects to 5 satellite systems at the same time in dual frequency
—
50 HoursConnects to 5 satellite systems at the same time in dual frequency
7 Hours (With Music)Connects to 5 satellite systems at the same time in dual frequency with offline music
—
20 Hours (With Music)Connects to 5 satellite systems at the same time in dual frequency with offline music
Daily Use
24 Days
17 Days
60 Days
Charging Time
Less Than 2 Hours
Less Than 2 Hours
Less Than 2 Hours
Memory
Internal Memory
4GB
8GB
32GB
Activity Memory
500 HoursEstimates based on outdoor activities
500 HoursEstimates based on outdoor activities
500 HoursEstimates based on outdoor activities
Geo Location
Satellite Systems
GPS, GLONASS, Galileo, Beidou, QZSS
GPS, GLONASS, Galileo, Beidou, QZSS
GPS, GLONASS, Galileo, Beidou, QZSS
GNSS Chipset
All-Satellite Dual-Frequency
All-Satellite Single-Frequency
All-Satellite Dual-Frequency
Navigation
Map Layer
Breadcrumb
LandscapePre-loaded Global Maps
LandscapePre-loaded Global Maps
—
TopoDownloadable Regional Maps
TopoDownloadable Regional Maps
Additional Features
Checkpoint
Checkpoint
Checkpoint
Back-To-Start
Back-To-Start
Back-To-Start
Deviation Alert
Deviation Alert
Deviation Alert
Touchscreen-Enabled Map Control
Touchscreen-Enabled Map Control
Touchscreen-Enabled Map Control
Data Tracking
Sensors
Optical Heart Rate MonitorMay not work over tattoos
Optical Heart Rate MonitorMay not work over tattoos
Optical Heart Rate MonitorMay not work over tattoos
Barometric Altimeter
Barometric Altimeter
Barometric Altimeter
Accelerometer
Accelerometer
Accelerometer
Gyroscope
Gyroscope
Gyroscope
3D Compass
3D Compass
3D Compass
ThermometerSupports body temperature in training (with compatible accessory)
ThermometerSupports body temperature in training (with compatible accessory)
ThermometerSupports body temperature in training (with compatible accessory)
Optical Pulse Oximeter
Optical Pulse Oximeter
Optical Pulse Oximeter
—
Electrocardiogram Sensor
Electrocardiogram Sensor
Training Features
Effort PaceA personalized metric that represents true effort when running
Effort PaceA personalized metric that represents true effort when running
Effort PaceA personalized metric that represents true effort when running
EvoLabRecovery, fatigue, training load, race predictor, VO2 max, threshold zones and more metrics
EvoLabRecovery, fatigue, training load, race predictor, VO2 max, threshold zones and more metrics
EvoLabRecovery, fatigue, training load, race predictor, VO2 max, threshold zones and more metrics
Activity AlertsFor cadence, distance, pace, heart rate, power and more metrics
Activity AlertsFor cadence, distance, pace, heart rate, power and more metrics
Activity AlertsFor cadence, distance, pace, heart rate, power and more metrics
Basic/Advanced Interval Training
Basic/Advanced Interval Training
Basic/Advanced Interval Training
Pre-planned Workouts
Pre-planned Workouts
Pre-planned Workouts
Training Plans
Training Plans
Training Plans
Running Fitness
Running Fitness
Running Fitness
Resting Heart Rate
Resting Heart Rate
Resting Heart Rate
Underwater Heart Rate
Underwater Heart Rate
Underwater Heart Rate
Action Camera ControlSupports select GoPro and Insta360 cameras
Action Camera ControlSupports select GoPro and Insta360 cameras
Action Camera ControlSupports select GoPro and Insta360 cameras
Virtual Run
Virtual Run
Virtual Run
Altitude ModeRegular evaluation of SpO2 and fitness when at high altitudes
Altitude ModeRegular evaluation of SpO2 and fitness when at high altitudes
Altitude ModeRegular evaluation of SpO2 and fitness when at high altitudes
Touch ScrollSwipe to scroll data pages during training
Touch ScrollSwipe to scroll data pages during training
Touch ScrollSwipe to scroll data pages during training
Daily Features
Message/Call AlertSupports daily use and during training
Message/Call AlertSupports daily use and during training
Message/Call AlertSupports daily use and during training
SleepWith REM tracking
SleepWith REM tracking
SleepWith REM tracking
Alarm
Alarm
Alarm
Timer
Timer
Timer
Stopwatch
Stopwatch
Stopwatch
Daily AlertsInclude active calories, exercise time, storm and more alerts
Daily AlertsInclude active calories, exercise time, storm and more alerts
Daily AlertsInclude active calories, exercise time, storm and more alerts
Updateable FirmwareWith Wi-Fi and the COROS app
Updateable FirmwareWith Wi-Fi and the COROS app
Updateable FirmwareWith Wi-Fi and the COROS app
Find My Phone
Find My Phone
Find My Phone
Find My Watch
Find My Watch
Find My Watch
Backlight Always-On Mode
Backlight Always-On Mode
Backlight Always-On Mode
—
HRV Index
HRV Index
MusicPlays offline music when paired with supported Bluetooth headsets
MusicPlays offline music when paired with supported Bluetooth headsets
MusicPlays offline music when paired with supported Bluetooth headsets
3rd Party Integration
Compatible Apps
Nike Run Club, Komoot, TrainingPeaks, Strava, Relive, adidas Running, Apple Health, Stryd, Final Surge, Runalyze, Running Quotient, DecathlonClick here for a complete list
Nike Run Club, Komoot, TrainingPeaks, Strava, Relive, adidas Running, Apple Health, Stryd, Final Surge, Runalyze, Running Quotient, DecathlonClick here for a complete list
Nike Run Club, Komoot, TrainingPeaks, Strava, Relive, adidas Running, Apple Health, Stryd, Final Surge, Runalyze, Running Quotient, DecathlonClick here for a complete list