Garmin fēnix vs Garmin fēnix 7

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

Better figure, where one is clearly better

fēnix compared with fēnix 7
GarminfēnixGarminfēnix 7
Overview
Released2012January 2022
Display
Case sizes49 mm47 mm
PanelLCDMemory-in-pixel
Always-on displayYesYes
Display detailTransflective monochrome LCD, 31 mm diameter and 70 × 70 pixels, with LED backlight and five physical buttons.1.3-inch (33.02 mm) transflective colour memory-in-pixel touchscreen, 260 x 260 pixels, with five buttons.
Screen protection–Corning Gorilla Glass 3.
Health and fitness
ECGNoNo
Blood oxygenNoYes
Skin temperatureNoNo
Sleep apnoea alertsNoNo
High blood pressure alertsNoNo
Body compositionNoNo
Fall detectionNoNo
Crash detectionNoNo
GPSSingle-bandSingle-band
Water resistance50 m100 m (better)
SensorsHigh-sensitivity GPS receiver, barometric altimeter, three-axis compass and temperature sensor. Optional ANT+ heart-rate, foot-pod, speed/cadence and tempe temperature sensors.GPS, GLONASS, Galileo, Garmin Elevate wrist heart rate, Pulse Ox, barometric altimeter, compass, gyroscope, accelerometer and thermometer. Standard edition lacks multi-band GPS.
Health features–Pulse Ox for altitude or sleep monitoring, HRV status, sleep score, stress and Body Battery energy monitoring.
Fitness featuresOutdoor activity profiles including hiking, mountaineering, running and cycling; configurable data fields, Auto Pause, Auto Lap and training alerts. No optical wrist heart-rate sensor.Running, cycling, swimming and outdoor profiles; training readiness, PacePro, ClimbPro, real-time stamina and full-colour maps including downloadable TopoActive maps.
Safety featuresWaypoint, route and breadcrumb navigation with TracBack; worldwide city basemap and paperless geocaching, without preloaded detailed maps or turn-by-turn routing.Incident detection and assistance require a paired smartphone.
Battery and connections
Battery life (maker's claim)Up to 42 daysUp to 18 days
In low-power mode–Up to 57 days
Mobile data optionNoNo
Works withiPhoneiPhone and Android
Storage–16 GB
Battery life detailRechargeable 500 mAh lithium-ion battery; up to six weeks in watch mode, two weeks with sensors always on, sixteen hours in normal GPS mode or fifty hours in UltraTrac according to the owner's manual.Up to 18 days in smartwatch mode, 57 hours in GPS-only mode or 57 days in battery saver watch mode.
ChargingUSB contact charging cradle and AC adapter.Internal rechargeable lithium battery; standard edition has no solar lens.
ConnectivityANT+ sensors and wireless sharing with compatible Garmin devices; Bluetooth Smart transfer to the BaseCamp Mobile iPhone app and USB computer transfer to BaseCamp or Garmin Connect.Bluetooth, ANT+ and Wi-Fi; Garmin Pay, Connect IQ, smart notifications and on-watch music storage for up to 2,000 songs.
Storage20 MB internal memory; 1,000 waypoints, fifty routes, 10,000 track points and 100 saved tracks.–
Design
Weight (lightest version)82 g79 g (better)
SoftwareGarminGarmin
Case materialsShock-resistant housing, mineral-glass lens and polyurethane wristband; 50 m water resistance.Stainless steel bezel, fibre-reinforced polymer case with metal rear cover and silicone band; 10 ATM water rating.
Size49 × 49 × 17 mm; 82 g.47 x 47 x 14.5 mm; 79 g with silicone band, 56 g case only.
Bands–QuickFit 22 mm band; silicone band fits wrists 125–208 mm.
Colours–Silver bezel with graphite band.

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