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Fitbit Sense 2 vs Garmin vívomove Trend

Every spec side by side, from each maker's published figures.

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FitbitSense 2Garminvívomove Trend
Overview
ReleasedSeptember 2022February 2023
Display
Case sizes40.5 mm40 mm
PanelOLEDLCD
Always-on displayYesNo
Display detailcolour AMOLED touchscreen; always-on optionHidden monochrome LCD touchscreen, 25.6 x 18.8 mm (1.01 x 0.74 inches), 254 x 346 pixels; the digital display turns off when idle while the analogue hands remain visible
Screen protectionCorning Gorilla Glass 3Chemically strengthened domed glass
Health and fitness
ECGYesNo
Blood oxygenYesYes
Skin temperatureYesNo
Sleep apnoea alertsNoNo
High blood pressure alertsNoNo
Body compositionNoNo
Fall detectionNoNo
Crash detectionNoNo
GPSSingle-bandNone
Water resistance50 m50 m
SensorsMultipath optical heart-rate sensor; electrical sensors compatible with ECG and EDA apps; continuous electrodermal activity (cEDA) sensor; red and infrared SpO2 sensors; gyroscope; altimeter; 3-axis accelerometer; skin temperature sensor; ambient light sensor; NFC; vibration motor; speaker and microphone.Garmin Elevate optical heart-rate sensor; Pulse Ox sensor; barometric altimeter; accelerometer; ambient-light sensor
Health featuresECG app and irregular rhythm notifications in supported regions; continuous electrodermal activity (cEDA) for body-response tracking, sleep tracking, SpO2 and skin temperature variation. Availability varies by country.Continuous heart rate with high/low resting alerts; respiration; Body Battery; stress and relaxation reminders; advanced sleep tracking and sleep score; spot-check or optional overnight Pulse Ox; hydration; menstrual-cycle and pregnancy logging; fitness age
Fitness featuresBuilt-in GPS and GLONASS; 40+ exercise modes; Active Zone Minutes; connected Google Maps directions and Google Wallet. GPS use reduces battery life.Walking, running, treadmill, cycling, cardio, strength, elliptical, stair stepping, Pilates, yoga, breathwork and pool swimming; phone-connected GPS; steps, floors climbed, calories and intensity minutes; automatic rep counting; running VO2 max; heart-rate zones and alerts; Auto Lap; Move IQ; underwater wrist heart rate. The UK web profile list omits strength despite its automatic rep count and the exact owner's manual's strength-training activity instructions
Safety features–Assistance and incident detection during selected activities require a paired compatible smartphone and connectivity; these do not establish general fall detection
Battery and connections
Battery life (maker's claim)Up to 6 daysUp to 5 days
In low-power mode–Up to 6 days
Mobile data optionNoNo
Works withiPhone and AndroidiPhone and Android
Battery life detail6+ days; use of the always-on display, SpO2 and cEDA sensor requires more frequent charging. Continuous GPS lasts up to 5 hours. A 12-minute fast charge is stated to provide a day of battery life; a full 0–100% charge takes about 2 hours.Up to five days in smartwatch mode, followed by up to one additional day in watch-only mode; actual life depends on usage. German launch wording says up to a week, while current UK specifications and the English owner's manual specify up to six days total
ChargingIncluded charging cable; Google states a 12-minute charge provides a day of battery life; a full 0–100% charge takes about 2 hours.Built-in rechargeable lithium-ion battery; supplied proprietary Garmin clip charger with USB-C cable, or most Qi-certified charging pads (sold separately). Upright stands and chargers built into vehicles may not work. Wired charging temperature 0–45 °C; wireless charging 0–32 °C
ConnectivityBluetooth; built-in GPS and GLONASS; NFC; Wi-Fi is disabled. On-wrist Bluetooth calls require a paired phone nearby. Compatible with Android 11 or newer and iOS 16.4 or newer using the Google Health app.Bluetooth Smart and ANT+; Garmin Pay; iPhone and Android compatibility; phone notifications, with text replies and text rejection of calls on Android; controls smartphone music; heart-rate broadcasting; connected GPS requires a paired phone
StorageSaves 7 days of detailed motion data minute by minute.Ten timed activities and 14 days of activity-tracking data; storage capacity in GB is not published
Design
Weight (lightest version)37.64 g43.3 g
SoftwareOtherGarmin
Case materialsFlexible sport-watch-style band; aluminium watch case and buckle; Corning Gorilla Glass 3 display cover; water resistant to 5 ATM.Fibre-reinforced polymer case; stainless steel bezel; silicone band
Size40.5 × 40.5 × 11.2 mm; 37.64 g including band.40.4 x 40.4 x 11.9 mm; 28.3 g case only or 43.3 g with silicone band
BandsSmall and large classic flexible-material bands included; small fits 130–180 mm wrists and large fits 165–220 mm.Standard 20 mm quick-release bands; fits wrists 125–190 mm in circumference
ColoursShadow Grey/Graphite; Lunar White/Platinum; Blue Mist/Soft Gold.Slate/Black; Peach Gold/Ivory; Cream Gold/French Grey; Silver/Mist Grey. Black and Ivory remain sellable on the current UK product page; the other two finish records are retained but are not currently sellable there
In the boxFitbit Sense 2; small and large classic bands; charging cable.vívomove Trend; USB-C charging cable; documentation; wireless charging pad not included
Movement
Movement detail–Analogue hands move out of the way when the touchscreen is used; time synchronises with a paired phone
Functions–Time and date; automatic daylight saving time; alarm; timer; stopwatch and chronograph

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