$449

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$699

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Size and Weight
Dimensions46.1 x 46.5 x 14mm50.3 x 50.3 x 16mm
Weight66g With Silicone Band87g With Silicone Band
53g With Nylon Band70g With Nylon Band
Display
Display Size1.3 Inch1.4 Inch
Display Resolution260 x 260280 x 280
Display TypeTouch Screen Always-On Memory LCDTouch Screen Always-On Memory LCD
Materials
Screen MaterialSapphire GlassSapphire Glass
Bezel MaterialGrade 5 Titanium Alloy With PVD CoatingGrade 5 Titanium Alloy With PVD Coating
Cover MaterialTitanium AlloyTitanium Alloy With PVD Coating
Band MaterialSilicone / NylonSilicone / Nylon
Watch Band
Width22mm26mm
Size - Nylon145mm - 220mm (Standard) 130mm - 195mm (Short)155mm - 225mm
Size - Silicone145mm - 220mm130mm - 240mm
Installation TypeQuick ReleaseQuick Fit
Design
Buttons & DialsDigital DialDigital Dial Increased Size & Enhanced Durability
Back ButtonBack Button
Dedicated Backlight ButtonDedicated Backlight Button
Connectivity
PhoneBluetoothBluetooth
AccessoriesBluetoothBluetooth
Data SyncWi-Fi / COROS AppWi-Fi / COROS App
Durability
Water Resistance5 ATM Suitable for surface water activities and not for diving10 ATM Suitable for surface water activities and not for diving
Working Temperature-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)-22°F to 140°F (-30°C to 60°C)
Battery
Standard Full GPS (GPS/QZSS)66 Hours118 Hours
18 Hours With offline music playing32 Hours With offline music playing
All Systems On (GPS, GLONASS, Galileo, Beidou, QZSS)41 Hours73 Hours
15 Hours With offline music playing27 Hours With offline music playing
Dual Frequency (GPS, GLONASS, Galileo, Beidou, QZSS)24 Hours43 Hours
12 Hours With offline music playing22 Hours With offline music playing
Daily Use & Sleep Tracking21 Days With all-day stress monitoring36 Days With all-day stress monitoring
Charging TimeLess Than 2 HoursLess Than 2 Hours
Memory
Internal Memory32GB32GB
Activity Memory1200 Hours Estimates based on outdoor activities1200 Hours Estimates based on outdoor activities
Geo Location
Satellite SystemsGPS, GLONASS, Galileo, Beidou, QZSSGPS, GLONASS, Galileo, Beidou, QZSS
GNSS ChipsetAll-Satellite Dual-FrequencyAll-Satellite Dual-Frequency
Navigation
Map LayerLandscape Downloadable Global MapsLandscape Downloadable Global Maps
Topo Downloadable Regional MapsTopo Downloadable Regional Maps
Additional FeaturesCheckpointCheckpoint
Back-To-StartBack-To-Start
Deviation AlertDeviation Alert
Touchscreen-Enabled Map ControlTouchscreen-Enabled Map Control
Data Tracking
SensorsOptical Heart Rate Monitor May not work over tattoosOptical Heart Rate Monitor May not work over tattoos
Barometric AltimeterBarometric Altimeter
AccelerometerAccelerometer
GyroscopeGyroscope
3D Compass3D Compass
Thermometer Supports body temperature in training (with compatible accessory)Thermometer Supports body temperature in training (with compatible accessory)
Optical Pulse OximeterOptical Pulse Oximeter
Electrocardiogram SensorElectrocardiogram Sensor
Training FeaturesEffort Pace A personalized metric that represents true effort when runningEffort Pace A personalized metric that represents true effort when running
EvoLab Recovery, fatigue, training load, race predictor, VO2 max, threshold zones and more metricsEvoLab Recovery, fatigue, training load, race predictor, VO2 max, threshold zones and more metrics
Activity Alerts For cadence, distance, pace, heart rate, power and more metricsActivity Alerts For cadence, distance, pace, heart rate, power and more metrics
Basic/Advanced Interval TrainingBasic/Advanced Interval Training
Pre-planned WorkoutsPre-planned Workouts
Training PlansTraining Plans
Running FitnessRunning Fitness
Resting Heart RateResting Heart Rate
Underwater Heart RateUnderwater Heart Rate
Action Camera Control Supports select GoPro and Insta360 camerasAction Camera Control Supports select GoPro and Insta360 cameras
Virtual PacerVirtual Pacer
Virtual RunVirtual Run
Running Form Test Requires COROS POD/POD 2Running Form Test Requires COROS POD/POD 2
Altitude Mode Regular evaluation of SpO2 and fitness when at high altitudesAltitude Mode Regular evaluation of SpO2 and fitness when at high altitudes
Touch Scroll Swipe to scroll data pages during trainingTouch Scroll Swipe to scroll data pages during training
ExtenderExtender
Daily FeaturesDaily StressDaily Stress
Wellness CheckWellness Check
Message/Call Alert Supports daily use and during trainingMessage/Call Alert Supports daily use and during training
Sleep With REM trackingSleep With REM tracking
AlarmAlarm
TimerTimer
StopwatchStopwatch
Daily Alerts Include active calories, exercise time, storm and more alertsDaily Alerts Include active calories, exercise time, storm and more alerts
Updateable Firmware With Wi-Fi and the COROS appUpdateable Firmware With Wi-Fi and the COROS app
Find My PhoneFind My Phone
Find My WatchFind My Watch
Backlight Always-On ModeBacklight Always-On Mode
HRVHRV
Music Plays offline music when paired with supported Bluetooth headsetsMusic Plays offline music when paired with supported Bluetooth headsets
3rd Party Integration
Compatible AppsNike Run Club, Komoot, TrainingPeaks, Strava, Relive, adidas Running, Apple Health, Stryd, Final Surge, Runalyze, Running Quotient, Decathlon Click here for a complete listNike Run Club, Komoot, TrainingPeaks, Strava, Relive, adidas Running, Apple Health, Stryd, Final Surge, Runalyze, Running Quotient, Decathlon Click here for a complete list
System Languages
Display LanguageEnglish, Simplified Chinese, Traditional Chinese, German, Spanish, French, Polish, Thai, Japanese, Korean, Portuguese, Italian, Russian, VietnameseEnglish, Simplified Chinese, Traditional Chinese, German, Spanish, French, Polish, Thai, Japanese, Korean, Portuguese, Italian, Russian, Vietnamese
Supported Activity Modes
RunRunRun
Indoor RunIndoor Run
Track RunTrack Run
Trail RunTrail Run
ClimbOutdoor Climb Enhanced data tracking for multi-pitch and big wall climbingOutdoor Climb Enhanced data tracking for multi-pitch and big wall climbing
Indoor Climb Supports indoor lead, top rope, and bouldering with route/fall auto-countIndoor Climb Supports indoor lead, top rope, and bouldering with route/fall auto-count
Mountain ClimbMountain Climb
BoulderingBouldering
BikeBikeBike
Indoor BikeIndoor Bike
GravelGravel
Mountain Bike (MTB)Mountain Bike (MTB)
WaterOpen WaterOpen Water
Pool SwimPool Swim
FlatwaterFlatwater
RowingRowing
WhitewaterWhitewater
SpeedsurfingSpeedsurfing
WindsurfingWindsurfing
WinterSkiSki
SnowboardSnowboard
XC SkiXC Ski
Ski TouringSki Touring
CardioGPS CardioGPS Cardio
Gym CardioGym Cardio
HikeHike
Indoor RowerIndoor Rower
WalkWalk
Jump RopeJump Rope
SpecialTriathlonTriathlon
MultisportMultisport
StrengthStrength
TrainingTraining
Training PlanTraining Plan
All battery claims depend on feature usage such as music, backlight, navigation, and many other factors; actual results will vary. Lithium-ion batteries have limited recharge cycles and may show degradation over time. Battery life and charge cycles vary by use and settings. View our Battery Specifications for more detailed information.