Garmin Forerunner 630
Tech specs 
Size45.0 x 45.0 x 11.7 mm
MaterialPlastic with silicon band
Battery life16 Hours training, 4 weeks watch + AT + notifications
Water-resistance5 ATM
Weight44 grams
SensorAccelerometer, GPS, Compass
Displaycolor touch screen - 215 x 180 pixels
Screen size31.1 mm diameter
ColorsBlack/Gray, Frost Blue, Marsala
OtherPLATFORM: Proprietary OS
MEMORY: 200 hours of activity data
CONNECTIVITY: Bluetooth Smart, Ant+, Wi-Fi
Activity tracking 
Calories burnedYes
Heart rate24/7
Stress & recovery
Pulse Ox
Respiration rate
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intake
GPSGPS and GLONASS enabled
Running featuresVO2 max estimate, recovery advisor, race predictor, running dynamics, calculates distance for indoor workouts, personal records, virtual partner/racer
Swimming features
Other - Features physiological measurements (stress score, performance condition and lactate threshold)
- Music control, Fine my phone
- Remembers 200 hours of activity data
Non-fitness functions 
Smartphone notificationsYes
On-board music storage
Connected pay
Affiliate link*Amazon | Garmin
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