Garmin Fenix 5Garmin Fenix 5SGarmin Fenix 5X
Tech specs 
Size47.0 x 47.0 x 15.5 mm42.0 x 42.0 x 14.5 mm51.0 x 51.0 x 17.5 mm
MaterialPlastic with silicon band. Also comes in a Sapphire version.Plastic with silicon band. Also comes in a Sapphire version.Sapphire with Silicon band.
ChargingYesYesYes
BatteryLithium-ionLithium-ionLithium-ion
Battery lifeUp to 2 weeks in smartwatch mode (depending on settings), up to 24 hours in GPS mode, and up to 75 hours in UltraTrac battery saver modeUp to 9 days in smartwatch mode (depending on settings), up to 14 hours in GPS mode, and up to 40 hours in UltraTrac™ battery saver modeUp to 12 days in smartwatch mode (depending on settings), up to 20 hours in GPS mode, and up to 50 hours in UltraTrac battery saver mode
Water-resistance10 ATM10 ATM10 ATM
WeightWith silicone band: 3.0 oz (85.0 g); Sapphire version: 3.1 oz (87.0 g)With silicone band: 2.4 oz (67.0 g)With silicone band: 3.5 oz (98.0 g)
SensorAccelerometer, optical heart rate sensor, barometric altimeter, electronic compass, GPS, GLONASSAccelerometer, optical heart rate sensor, barometric altimeter, electronic compass, GPS, GLONASSAccelerometer, optical heart rate sensor, barometric altimeter, electronic compass, GPS, GLONASS
Display240 x 240 pixels; sunlight-visible, always-on, low power, colorful display218 x 218 pixels; sunlight-visible, always-on, low power, colorful display240 x 240 pixels; sunlight-visible, always-on, low power, colorful display
Screen size30.5mm diameter27.94 mm diameter30.5mm diameter
ColorsSlate Gray, Silver, Champagne - comes with interchangeable bands in various colors.Slate Gray, Silver, Champagne - comes with interchangeable bands in various colors.Slate Gray, Silver, Champagne - comes with interchangeable bands in various colors.
OtherPLATFORM: Proprietory
PROCESSOR: N/A
MEMORY: 64 MB; available 54 MB
CONNECTIVITY: Bluetooth, WiFi
PLATFORM: Proprietory
PROCESSOR: N/A
MEMORY: 64 MB; available 54 MB
CONNECTIVITY: Bluetooth, WiFi
PLATFORM: Proprietory
PROCESSOR: N/A
MEMORY: 64 MB; available 54 MB
CONNECTIVITY: Bluetooth, WiFi
Activity tracking 
StepsYesYesYes
DistanceYesYesYes
CaloriesYesYesYes
ActivityYesYesYes
FloorsYesYesYes
SleepYesYesYes
Heart rate24/724/724/7
Vo2MaxYesYesYes
Stress & recoveryYesYesYes
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intake
GPSGPS and GLONASS enabledGPS and GLONASS enabledGPS and GLONASS enabled
Running featuresVirtual pacer, VO2 max estimate, recovery advisor, race predictor, running dynamics, calculates distance for indoor workouts, personal records, virtual partner/racerVirtual pacer, VO2 max estimate, recovery advisor, race predictor, running dynamics, calculates distance for indoor workouts, personal records, virtual partner/racerVirtual pacer, VO2 max estimate, recovery advisor, race predictor, running dynamics, calculates distance for indoor workouts, personal records, virtual partner/racer
Swimming featuresLengths, distance, pace, stroke count/rate, calories; stroke type identification; open water swim metrics; swim workoutsLengths, distance, pace, stroke count/rate, calories; stroke type identification; open water swim metrics; swim workoutsLengths, distance, pace, stroke count/rate, calories; stroke type identification; open water swim metrics; swim workouts
Other - Multi sport
- Music control, find my phone
- Features physiological measurements (stress score, performance condition and lactate threshold)
- Remembers 200 hours of activity data
- built in memory: 64 MB; available 54 MB
- hunt/fish calendar, sun moon information, area calculation
- many other features...
- Multi sport
- Music control, find my phone
- Features physiological measurements (stress score, performance condition and lactate threshold)
- Remembers 200 hours of activity data
- built in memory: 64 MB; available 54 MB
- hunt/fish calendar, sun moon information, area calculation
- many other features...
Maps: Preloaded topographic and cycling maps, plus more than 40,000 golf courses around the world
- Multi sport
- Music control, find my phone
- Features physiological measurements (stress score, performance condition and lactate threshold)
- built in memory: 12 GB.
- hunt/fish calendar, sun moon information, area calculation
- many other features...
Non-fitness functions 
Smartphone notificationsYesYesYes
On-board music storage
Connected pay
Links 
Affiliate link*Amazon | GarminAmazon | GarminAmazon | Garmin
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**All tech specs and images on this page come from manufacturers. These may change over time as manufacturers sometimes update their devices. While we cannot guarantee absolute accuracy of information on this page, we promise to review this content regularly and do our best to bring you the most up-to-date information. To be absolutely sure of tech specs of a particular device, we recommend checking the manufacturer’s website.

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