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Garmin fēnix vs Garmin fēnix 2

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

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GarminfēnixGarminfēnix 2
Overview
Released2012March 2014
Display
Case sizes49 mm49 mm
PanelLCDLCD
Always-on displayYesYes
Display detailTransflective monochrome LCD, 31 mm diameter and 70 × 70 pixels, with LED backlight and five physical buttons.Transflective monochrome LCD, 31 mm diameter and 70 × 70 pixels; negative display with red LED backlight and physical buttons.
Health and fitness
ECGNoNo
Blood oxygenNoNo
Skin temperatureNoNo
Sleep apnoea alertsNoNo
High blood pressure alertsNoNo
Body compositionNoNo
Fall detectionNoNo
Crash detectionNoNo
GPSSingle-bandSingle-band
Water resistance50 m50 m
SensorsHigh-sensitivity GPS receiver, barometric altimeter, three-axis compass and temperature sensor. Optional ANT+ heart-rate, foot-pod, speed/cadence and tempe temperature sensors.High-sensitivity GPS receiver, barometric altimeter, three-axis compass and accelerometer. Optional ANT+ heart-rate, HRM-Run, foot-pod, speed/cadence, power and tempe temperature sensors; no optical wrist heart-rate sensor.
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, pool and open-water swimming, multisport, hiking and skiing profiles; advanced workouts, Virtual Partner, Training Effect, VO2 max estimates, race prediction and recovery advice. Running dynamics require an HRM-Run chest strap; indoor pace and distance use the accelerometer.
Safety featuresWaypoint, route and breadcrumb navigation with TracBack; worldwide city basemap and paperless geocaching, without preloaded detailed maps or turn-by-turn routing.Breadcrumb routes, waypoint navigation and TracBack to retrace the recorded route; no preloaded base maps.
Battery and connections
Battery life (maker's claim)Up to 42 daysUp to 35 days
Mobile data optionNoNo
Works withiPhoneiPhone and Android
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.Rechargeable 500 mAh lithium-ion battery; up to five weeks in watch mode, sixteen hours with normal GPS recording or fifty hours in UltraTrac with one-minute GPS polling, according to the owner's manual.
ChargingUSB contact charging cradle and AC adapter.USB contact charging/data cradle and AC adapter.
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 Smart phone notifications, Garmin Connect uploads and LiveTrack; USB computer transfer and ANT+ sensor connections. Garmin's 2015 catalogue confirms iPhone 4S or later and most Bluetooth Smart Android devices running Android 4.3 or later. The manual says ANT+ sensors cannot connect while Bluetooth is enabled.
Storage20 MB internal memory; 1,000 waypoints, fifty routes, 10,000 track points and 100 saved tracks.20 MB internal memory; up to 1,000 waypoints, fifty routes, 10,000 track points and 100 saved tracks.
Design
Weight (lightest version)82 g90.6 g
SoftwareGarminGarmin
Case materialsShock-resistant housing, mineral-glass lens and polyurethane wristband; 50 m water resistance.Curved mineral-glass lens, shock-resistant housing and polyurethane wristband; 5 ATM water rating.
Size49 × 49 × 17 mm; 82 g.49 × 49 × 17 mm; 90.6 g.
Bands–Polyurethane wristband; additional hook-and-loop fabric strap accommodates larger wrists or wearing over a jacket.
In the box–Watch, fabric wrist-strap kit, USB charging/data cable, AC adapter and quick-start manual; HRM-Run chest strap included in the Performer Bundle.

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