Garmin fēnix 5 Plus vs Garmin fēnix 9

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

Better figure, where one is clearly better

fēnix 5 Plus compared with fēnix 9
Garminfēnix 5 PlusGarminfēnix 9
Overview
ReleasedJune 2018August 2026
Display
Case sizes47 mm43 mm, 47 mm or 51 mm
PanelMemory-in-pixelOLED
Always-on displayYesYes
Display detail1.2-inch (30.4 mm) colour transflective MIP display, 240 x 240 pixels, with button controls.AMOLED colour touchscreen; 43 mm is 1.3″ (33 mm) at 416 x 416 pixels; 47 mm and 51 mm are 1.4″ (35.6 mm) at 454 x 454 pixels; Garmin says it's more than twice as bright as the fēnix 8's
Screen protectionDomed chemically strengthened glass or sapphire crystal, depending on configuration.Sapphire crystal lens
Health and fitness
ECGNoYes
Blood oxygenNoYes
Skin temperatureNoYes
Sleep apnoea alertsNoNo
High blood pressure alertsNoNo
Body compositionNoNo
Fall detectionNoNo
Crash detectionNoNo
GPSSingle-bandDual-band (L1 and L5)
Water resistance100 m100 m
SensorsGPS, GLONASS, Galileo, Garmin Elevate wrist heart rate, barometric altimeter, three-axis compass, gyroscope, accelerometer and thermometer.Garmin Elevate wrist heart rate monitor; Pulse Ox blood oxygen monitor; barometric altimeter; compass; gyroscope; accelerometer; thermometer; ambient light sensor; depth sensor to 40 m
Health featuresWrist heart rate and daily activity tracking; wrist Pulse Ox is reserved for the distinct fēnix 5X Plus.Garmin ECG App (atrial fibrillation); Pulse Ox; skin temperature; high and low heart rate alerts; HRV status; health status; sleep score, sleep coach, sleep alignment and nap detection; breathing variations; Body Battery; all-day stress; Health Snapshot; lifestyle logging; women's health tracking with past ovulation estimates; jet lag adviser
Fitness featuresRunning, cycling, swimming and outdoor multisport profiles, VO2 max and recovery metrics, preloaded colour TOPO maps and Trendline popularity routing.More than 100 activity profiles; stamina zones and stamina curve; Garmin Epic activity stories in Garmin Connect; training readiness and training status; running tolerance; running economy and step speed loss (with HRM 600); VO2 max, endurance score and hill score; PacePro; ClimbPro; Garmin Coach and Garmin Triathlon Coach plans; indoor rowing VO2 max and power curve (with a power-meter rower); rucking with pack weight up to 100 kg; preloaded TopoActive maps with perspective view, dynamic round-trip routing, NextFork and Up Ahead; ski resort and 43,000+ golf course maps; scuba (single gas, air and nitrox to 40% oxygen) and apnoea diving to 40 m
Safety features–Incident detection during select activities; assistance; LiveTrack; live event sharing (Android only); LED flashlight
Battery and connections
Battery life (maker's claim)Up to 10 daysUp to 29 days
In low-power modeUp to 38 daysUp to 42 days
Mobile data optionNoNo
Works withiPhone and AndroidiPhone and Android
Storage16 GB64 GB (better)
Battery life detailUp to 10 days in smartwatch mode, 18 hours with GPS, seven hours with GPS and music, or 38 hours in UltraTrac mode.43, 47 and 51 mm respectively, up to 10, 16 and 29 days in smartwatch mode; 15, 24 and 42 days in low power watch mode; 18, 30 and 54 hours of GPS activity in Normal mode; 15, 25 and 45 hours in Max Accuracy (multi-band); 49, 81 and 145 hours in Max Battery; 7, 12 and 21 hours with music; 10, 18 and 31 days in Expedition mode
ChargingRechargeable battery with Garmin charging cable.Garmin charging/data cable with proprietary plug
ConnectivityBluetooth, ANT+ and Wi-Fi; smart notifications, Garmin Pay, Connect IQ, Garmin Connect, LiveTrack and GroupTrack with a paired phone. Stores up to 500 songs for Bluetooth headphone playback.Bluetooth, ANT+ and Wi-Fi; multi-band GPS with GPS, GLONASS, Galileo, QZSS and BeiDou and SatIQ; Garmin Pay; speaker and microphone for calls and the phone's voice assistant with a paired phone; voice commands
Storage16 GB of memory/history, including map and music storage.Up to 7,000 songs; twice the map storage and 50% more RAM than the fēnix 8
Design
Weight (lightest version)86 g44 g (better)
SoftwareGarminGarmin
Case materialsFibre-reinforced polymer case with stainless-steel bezel and metal rear cover; 10 ATM water rating.Fibre-reinforced polymer case with titanium rear cover; titanium bezel; leakproof inductive buttons; 10 ATM water rating; dive rated to 40 m (EN 13319); tested to US military standards for thermal, shock and water resistance; operating temperature –20 °C to 45 °C
Size47 x 47 x 15.8 mm; 86 g for the standard version.43 mm is 43 x 43 x 13.8 mm and 44 g case only (61 g with band); 47 mm is 47 x 47 x 13.8 mm and 53 g (75 g); 51 mm is 51 x 51 x 14.7 mm and 65 g (91 g)
BandsQuickFit 22 mm interchangeable band.QuickFit silicone bands, 20 mm (43 mm), 22 mm (47 mm) or 26 mm (51 mm); silicone band fits 108–182 mm, 125–208 mm or 127–210 mm wrists
ColoursBlack case with dark metal bezel and black silicone band.43 mm in Titanium with Fog Grey or Pebble Grey band; 47 mm and 51 mm in Titanium with Pebble Grey band or Carbon Grey DLC Titanium with Black band
In the box–fēnix 9, charging/data cable, documentation

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