Garmin Forerunner 55 vs Garmin Venu 2S

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Forerunner 55 compared with Venu 2S

	GarminForerunner 55	GarminVenu 2S
Overview
Released
Released	June 2021	April 2021
Display
Case sizes
Case sizes	42 mm	40.4 mm
Panel
Panel	Memory-in-pixel	OLED
Always-on display
Always-on display	Yes	Yes
Display detail
Display detail	1.04-inch (26.3 mm) transflective colour memory-in-pixel display, 208 x 208 pixels, with button controls.	1.1-inch (27.9 mm) AMOLED touchscreen, 360 × 360 pixels, with optional always-on mode.
Screen protection
Screen protection	Chemically strengthened glass.	Corning Gorilla Glass 3.
Health and fitness
ECG
ECG	No	No
Blood oxygen
Blood oxygen	No	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 and accelerometer.	GPS, GLONASS, Galileo, Garmin Elevate wrist heart rate, Pulse Ox, barometric altimeter, compass, gyroscope, accelerometer and ambient light sensor.
Health features
Health features	Wrist heart rate, advanced sleep, stress, respiration and Body Battery energy monitoring.	Wrist heart rate, Pulse Ox, sleep score, respiration, stress, Body Battery, hydration, fitness age and Health Snapshot; Pulse Ox availability varies by country.
Fitness features
Fitness features	Daily suggested runs, Garmin Coach, PacePro GPS-based pace guidance, race predictor, recovery advisor, cadence alerts and profiles for running, pool swimming, Pilates and HIIT. On-device courses are unsupported.	More than 25 sports apps, including running, cycling, swimming, golf and HIIT; animated cardio, strength, yoga and Pilates workouts and Garmin Coach plans.
Safety features
Safety features	Incident detection and assistance require a paired smartphone; LiveTrack.	Incident detection, assistance and LiveTrack require a paired phone.
Battery and connections
Battery life (maker's claim)
Battery life (maker's claim)	Up to 14 days	Up to 10 days
In low-power mode
In low-power mode	–	Up to 11 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 two weeks in smartwatch mode or 20 hours in GPS mode.	Up to ten days in smartwatch mode, eleven days in battery saver, 19 hours with GPS or seven hours with GPS and music. Garmin says ten minutes of charging adds up to one smartwatch day.
Charging
Charging	Rechargeable battery with Garmin charging cable.	Garmin proprietary charging cable.
Connectivity
Connectivity	Bluetooth and ANT+; smart notifications, Connect IQ and phone music controls. No on-watch music storage.	Bluetooth, ANT+ and Wi-Fi; Garmin Pay, Connect IQ, smart notifications and phone-free playback of up to 650 stored songs. Android phones can send preset text replies.
Storage
Storage	–	Stores up to 200 hours of activity data and up to 650 songs.
Design
Weight (lightest version)
Weight (lightest version)	37 g (better)	38.2 g
Software
Software	Garmin	Garmin
Case materials
Case materials	Silicone band and 5 ATM water rating.	Stainless-steel bezel, fibre-reinforced polymer case and silicone band; 5 ATM water rating.
Size
Size	42 x 42 x 11.6 mm; 37 g.	40.4 × 40.4 × 12.1 mm; 38.2 g.
Bands
Bands	Quick-release 20 mm band; fits wrists 126–203 mm.	Quick-release 18 mm band; fits wrists 110–175 mm.
Colours
Colours	Monterra grey.	Slate bezel with graphite case and band.