OnePlus WatchvsGarmin Forerunner 965

23d vs 5d

battery life

Garmin Forerunner 965 lasts longer

$270

price gap

OnePlus Watch cheaper

OnePlus Watch

Buy/Wait:neutral

First-generation product — no release history to base predictions on

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Garmin Forerunner 965

Buy/Wait:superseded

This model is no longer sold new. It has been replaced by the Garmin Forerunner 970.

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	OnePlus Watch	Garmin Forerunner 965
Pricing
Starting price	$329★	$599
Subscription	✓ None	ℹ️ Optional — $70/yr
Hardware
Weight	50g★	53g
Water resistance	5ATM	5ATM
Battery	5 days	23 days★
Always-on display	✅★	❌
GPS	✅	✅
Cellular	❌	❌
Platform	Android only	iOS & Android
Tier	Smartwatch	Sports GPS
Buy timing
Released	Apr 10, 2025	Mar 1, 2023
Cycle advice	neutral	superseded
Deals advice	neutral	clearance
Next model	—	—

Health Sensors

OnePlus Watch only

3 exclusive sensors

ECGDetects irregular heart rhythms (AFib)

Skin TempOvernight changes linked to illness or cycle tracking

Fall DetectionAuto-calls emergency services after a hard fall

Both

4 shared

Heart RateContinuous or on-demand pulse tracking

SpO2Blood oxygen saturation, tracked during sleep

HRVHeart rate variability — stress & recovery scores

Stress TrackingStress estimate from HRV and physiological signals

Garmin Forerunner 965 only

3 exclusive sensors

Body BatteryGarmin's energy reserve — how much fuel left in the tank

Training ReadinessDaily recovery score — how ready you are to perform

Running DynamicsCadence, ground contact time, stride length, vertical oscillation

Why buy each?

OnePlus Watch

5-day Wear OS battery — finally

The dual-engine Snapdragon W5 + BES2800 co-processor architecture delivers up to 5 days in Smart Mode — 2–3× longer than most Wear OS rivals. A 10-minute charge provides a full day of use.

Dual-frequency GPS on a $329 watch

L1 + L5 dual-band GPS gives running and cycling route accuracy typically found only on $500+ sports watches — accurate to within metres even in urban canyons.

Full Wear OS 5 with Google ecosystem

Google Maps turn-by-turn navigation, Google Wallet contactless payment, and Play Store app access — plus Google Health Connect integration for the full Android wearables ecosystem.

Garmin Forerunner 965

Full color topographic maps

Turn-by-turn navigation on full TopoActive maps — essential for trail running and mountain racing.

Running dynamics metrics

Cadence, stride length, vertical oscillation, ground contact time, and running power.

23-day battery and 31h GPS

Enough for week-long trail ultras without a charge.

Quick Winner

The right pick depends on what you optimize for.

Bottom Line

Technical gaps

Watch-only sensors: ECG, Skin Temp, Fall Detection.
Forerunner 965-only sensors: Body Battery, Training Readiness, Running Dynamics.

Commercial gaps

Hardware cost. Watch is $270 cheaper upfront ($329 vs $599).

Pick the OnePlus Watch if…

Android users who want full Wear OS 5 — Google Maps, Google Wallet, Play Store — with longer-than-average battery life without paying premium Galaxy Watch or Pixel Watch prices. Not for iPhone users: OnePlus Watch 3 does not support iOS.

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Pick the Garmin Forerunner 965 if…

Competitive runners, triathletes, and ultramarathon runners who want full maps, running dynamics, and premium build.

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