Fitbit Versa 3
Tech specs 
SizeScreen size 40.48 x 40.48 x 12.35 mm
Small: Fits wrist 140 mm - 180 mm in circumference
Large: Fits wrist 180 mm - 220 mm in circumference
MaterialThe classic band is made of a flexible, durable material similar to that used in many sports watches, and includes an aluminium watch case and buckle. The woven band is made from a comfortable polyester and includes an aluminium watch case and buckle.
ChargingUSB
BatteryLithium-polymer
Battery life6+ days. Charge time (0-100%): 2 hours.
Water-resistanceup to 50 metres (swim-proof) - 5 ATM
Weight
Sensor3-axis accelerometer, 3-axis gyroscope, Optical heart rate monitor, Altimeter, Ambient light sensor, Vibration motor, Wi-Fi antenna (802.11 b/g/n), Relative SpO2 sensor, temperature sensor, NFC, Built-in microphone
DisplayColour AMOLED touchscreen, 336 x 336 pixel resolution
Screen size1.58 inches
ColorsPink Clay/Soft Gold Aluminium, Black/Black Aluminium, Midnight/Soft Gold Aluminium
Other- Saves 7 days of detailed motion data, minute by minute
- Saves daily totals for the last 30 days
- Stores heart rate data at 1-second intervals during exercise tracking and at 5-second intervals all other times
Activity tracking 
StepsYes
DistanceYes
Calories burnedYes
ActivityYes
FloorsYes
SleepYes (light, deep & REM)
Heart rateYes + HRV (premium subscription)
Stress & recovery
Pulse OxYes
Respiration rateYes (premium subscription)
UV exposure
Skin temperatureYes (premium subscription)
Galvanic skin response
Hydration level
Calorie intake
GPSYes
Running features
Swimming features
Other - Guided breathing sessions
- Female health tracking
- 20+ Goal-Based Exercise Modes
- Active Zone Minutes
- Google Assistant & Alexa Built-In
Non-fitness functions 
Smartphone notificationsCall, text and calendar notifications
On-board music storageYes, 2.5GB (300 songs) + access Pandora, Spotify, Deezer
Connected payYes
LTE
Links 
Affiliate link*Amazon | Fitbit
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