Garmin Forerunner 245 vs Garmin Forerunner 245 Music

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Forerunner 245 compared with Forerunner 245 Music

	GarminForerunner 245	GarminForerunner 245 Music
Overview
Released
Released	April 2019	April 2019
Display
Case sizes
Case sizes	42 mm	42 mm
Panel
Panel	Memory-in-pixel	Memory-in-pixel
Always-on display
Always-on display	Yes	Yes
Display detail
Display detail	1.2-inch (30.4 mm) transflective colour memory-in-pixel display, 240 x 240 pixels; button-operated.	1.2-inch (30.4 mm) sunlight-readable transflective colour MIP display, 240 x 240 pixels, with button controls.
Screen protection
Screen protection	Corning Gorilla Glass 3.	Corning Gorilla Glass 3.
Health and fitness
ECG
ECG	No	No
Blood oxygen
Blood oxygen	Yes	Yes
Skin temperature
Skin temperature	No	No
Sleep apnoea alerts
Sleep apnoea alerts	No	No
High blood pressure alerts
High blood pressure alerts	No	No
Body composition
Body composition	No	No
Fall detection
Fall detection	No	No
Crash detection
Crash detection	No	No
GPS
GPS	Single-band	Single-band
Water resistance
Water resistance	50 m	50 m
Sensors
Sensors	GPS, GLONASS, Galileo, Garmin Elevate wrist heart rate, Pulse Ox, compass and accelerometer.	GPS, GLONASS, Galileo, Garmin Elevate wrist heart rate, Pulse Ox, compass and accelerometer.
Health features
Health features	Pulse Ox, sleep stages, all-day stress and Body Battery energy monitoring.	Pulse Ox, sleep, stress and Body Battery energy monitoring; Pulse Ox availability varies by region.
Fitness features
Fitness features	Garmin Coach, VO2 max, training status and load, aerobic and anaerobic training effect, recovery time and running dynamics with a compatible pod or strap; breadcrumb course guidance.	Garmin Coach, VO2 max, training status and load, aerobic and anaerobic training effect, and recovery time. Detailed running dynamics require a compatible pod or heart-rate strap.
Safety features
Safety features	Incident detection and assistance require a paired smartphone; LiveTrack.	Incident detection, assistance and LiveTrack require a paired smartphone.
Battery and connections
Battery life (maker's claim)
Battery life (maker's claim)	Up to 7 days	Up to 7 days
Mobile data option
Mobile data option	No	No
Works with
Works with	iPhone and Android	iPhone and Android
Battery life detail
Battery life detail	Up to seven days in smartwatch mode or 24 hours in GPS mode.	Up to seven days in smartwatch mode, 24 hours in GPS mode without music, or six hours with GPS and music.
Charging
Charging	Rechargeable lithium-ion battery.	Rechargeable lithium-ion battery with Garmin charging cable.
Connectivity
Connectivity	Bluetooth and ANT+; smart notifications, Connect IQ and phone music controls.	Bluetooth, ANT+ and Wi-Fi; smart notifications, Connect IQ, phone music controls and on-watch playback to Bluetooth headphones. Up to 500 songs, including supported streaming-service playlists.
Storage
Storage	–	Up to 500 songs and 200 hours of activity history.
Design
Weight (lightest version)
Weight (lightest version)	38.5 g	38.5 g
Software
Software	Garmin	Garmin
Case materials
Case materials	Fibre-reinforced polymer bezel and silicone band; 5 ATM water rating.	Fibre-reinforced polymer bezel and silicone band; 5 ATM water rating.
Size
Size	42.3 x 42.3 x 12.2 mm; 38.5 g.	42.3 x 42.3 x 12.2 mm; 38.5 g.
Bands
Bands	Quick-release 20 mm band; fits wrists 127–204 mm.	Quick-release 20 mm band; fits wrists 127–204 mm.
Colours
Colours	Black case with slate grey band.	Black case and band with red accents.