Garmin Forerunner 165 Music vs Garmin Forerunner 230

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

Better figure, where one is clearly better

Forerunner 165 Music compared with Forerunner 230
GarminForerunner 165 MusicGarminForerunner 230
Overview
ReleasedFebruary 2024November 2015
Display
Case sizes43 mm45 mm
PanelOLEDMemory-in-pixel
Always-on displayYesYes
Display detail1.2-inch (30.4 mm diameter) colour AMOLED touchscreen, 390 x 390 pixels; optional always-on display; five physical buttonsSunlight-readable colour display, listed as 1.0 inch (25.4 mm) on Garmin Singapore's exact product page, 215 x 180 pixels, with button controls.
Screen protectionChemically strengthened glass–
Health and fitness
ECGNoNo
Blood oxygenYesNo
Skin temperatureNoNo
Sleep apnoea alertsNoNo
High blood pressure alertsNoNo
Body compositionNoNo
Fall detectionNoNo
Crash detectionNoNo
GPSSingle-bandSingle-band
Water resistance50 m50 m
SensorsGarmin Elevate wrist heart rate; Pulse Ox; barometric altimeter; compass; accelerometer; thermometer; ambient light sensor; GPS, GLONASS and GalileoGPS, GLONASS and accelerometer; heart-rate data requires an optional external sensor.
Health featuresContinuous heart rate with high/low alerts; HRV status; Body Battery; stress, respiration and blood oxygen; advanced sleep and sleep score; sleep coach and nap detection; Health Snapshot; hydration and women's health tracking; no ECG appDaily steps, calories and sleep tracking; no built-in optical heart-rate sensor.
Fitness featuresDaily suggested running workouts and Garmin Coach plans; training effect and recovery time; wrist-based running dynamics and running power; PacePro; VO2 max and race predictions; pool and open-water swimming; running, cycling, strength, HIIT, yoga, Pilates, tennis, pickleball and padel profiles; point-to-point and breadcrumb course navigation, back-to-start and TracBack; no full offline maps or dedicated triathlon mode; no training readiness, load or status (Wareable and Tech Advisor)Outdoor and indoor running, cycling, advanced workouts and pace alerts; VO2 max estimate, recovery advisor and race predictor with a compatible heart-rate strap.
Safety featuresIncident detection during selected activities, assistance and LiveTrack require a paired compatible smartphone and connectivity; live event sharing is Android-only–
Battery and connections
Battery life (maker's claim)Up to 11 daysUp to 35 days
In low-power modeUp to 20 days–
Mobile data optionNoNo
Works withiPhone and AndroidiPhone and Android
Storage4 GB–
Battery life detailSmartwatch up to 11 days; battery saver smartwatch up to 20 days; GPS-only up to 19 hours; all-systems GNSS up to 17 hours; GPS-only with music up to 7 hours; all-systems with music up to 6.5 hours; actual life depends on display settings, enabled features and useUp to five weeks in smartwatch mode with activity tracking and notifications, or 16 hours in training mode.
ChargingGarmin proprietary plug charging/data cable; rechargeable built-in batteryRechargeable lithium-ion battery with charging/data clip.
ConnectivityBluetooth and ANT+ and Wi-Fi; stores music for Bluetooth headphones; Spotify, Deezer and Amazon Music downloads require compatible subscriptions; Garmin Pay; Connect IQ apps, watch faces and data fields; smart notifications; Android-only text responses and notification images; Garmin Share and Garmin Messenger; no cellular connection or multi-band GNSSBluetooth and ANT+; smart notifications, Connect IQ, Garmin Connect automatic uploads, LiveTrack through a paired phone and phone music controls.
Storage4 GB memory/history; offline music playbackStores 200 hours of activity history.
Design
Weight (lightest version)39 g (better)41 g
SoftwareGarminGarmin
Case materialsFibre-reinforced polymer bezel; chemically strengthened glass; silicone band; 5 ATM water rating5 ATM water rating.
Size43 x 43 x 11.6 mm; Garmin lists 39 g without a separate body-only weight45 x 45 x 11.8 mm; 41 g.
Bands20 mm quick-release silicone bands; fits 126–203 mm wrists–
ColoursBlack/Slate Grey; Mist Grey/Whitestone; Turquoise/Aqua; Berry/Lilac (currently not sellable on the UK maker page)Black case with force yellow band.
In the boxForerunner 165 Music; charging/data cable; documentation–

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