Garmin Forerunner 165vsSamsung Galaxy Watch
11d vs 1.5d
battery life
Garmin Forerunner 165 lasts longer
$100
price gap
Garmin Forerunner 165 cheaper
10g
lighter
Samsung Galaxy Watch
5
more health sensors
Samsung Galaxy Watch
Garmin Forerunner 165
Buy/Wait:bad
Late in cycle — a new model is likely coming
Full details →Samsung Galaxy Watch
Buy/Wait:bad
Late in cycle — a new model is likely coming
Full details →| Garmin Forerunner 165 | Samsung Galaxy Watch |
|---|
| Pricing |
| Starting price | $249★ | $349 |
| Subscription | ℹ️ Optional — $70/yr | ✓ None |
| Hardware |
| Weight | 39g | 29g★ |
| Water resistance | 5ATM | 5ATM |
| Battery | 11 days★ | 1.5 days |
| Always-on display | ❌ | ✅★ |
| GPS | ✅ | ✅ |
| Cellular | ❌ | ✅★ |
| Platform | iOS & Android | Android only |
| Tier | Sports GPS | Smartwatch |
| Buy timing |
| Released | Mar 5, 2024 | Jul 25, 2025 |
| Cycle advice | bad | bad |
| Deals advice | good | good |
| Next model | Garmin Forerunner 170 (Expected March 2026) | Galaxy Watch 9 (Expected summer 2026) |
Health Sensors
2 exclusive sensors
Stress TrackingStress estimate from HRV and physiological signals
Body BatteryGarmin's energy reserve — how much fuel left in the tank
3 shared
Heart RateContinuous or on-demand pulse tracking
SpO2Blood oxygen saturation, tracked during sleep
HRVHeart rate variability — stress & recovery scores
7 exclusive sensors
Irregular RhythmBackground optical check for irregular heart rhythms
Fall DetectionAuto-calls emergency services after a hard fall
Sleep ApneaFDA-cleared detection of signs of moderate to severe sleep apnea
ECGDetects irregular heart rhythms (AFib)
Blood PressureDetects hypertension patterns — trend tracking, not clinical mmHg
Skin TempOvernight changes linked to illness or cycle tracking
Body CompositionEstimates body fat & muscle mass
Why buy each?
Garmin Forerunner 165
AMOLED display at entry-level priceThe FR165 is the first Garmin entry-level running watch with an AMOLED display — dramatically more readable than the LCD it replaces.
Full Garmin running analyticsTraining load, recovery time, Body Battery, HRV status, VO2 max estimation — the same analytics found on watches costing twice as much.
11 days of battery11 days typical use and roughly 19 hours GPS — enough for most training blocks without mid-week charging.
Samsung Galaxy Watch
Best-in-class health trackingECG, blood pressure, body composition, SpO2, and advanced sleep coaching — all processed on-device with Galaxy AI.
Deep Samsung ecosystem integrationAnswer calls, control SmartThings, and use Galaxy AI features seamlessly across Galaxy phones and tablets.
Full Wear OS with Google appsAccess Google Play, Google Maps, Google Wallet, and Samsung's polished One UI Watch 7 interface.
Quick Winner
The right pick depends on what you optimize for.
For the budget
Samsung Galaxy Watch wins
$349 vs $459 over 3 years · no required subscription.
For battery life
Garmin Forerunner 165 wins
11 days vs 1.5 days battery.
For health depth
Samsung Galaxy Watch wins
10 sensors.
For daily comfort
Samsung Galaxy Watch wins
29g · no required subscription.
Bottom Line
- Forerunner 165-only sensors: Stress Tracking, Body Battery.
- Galaxy Watch-only sensors: Irregular Rhythm, Fall Detection, Sleep Apnea, ECG, Blood Pressure, Skin Temp, Body Composition.
- Weight. Galaxy Watch is 10g lighter — relevant for all-day comfort and sleep.
- Hardware cost. Forerunner 165 is $100 cheaper upfront ($249 vs $349).
Pick the Garmin Forerunner 165 if…
Beginner and intermediate runners who want real GPS accuracy and Garmin's analytics depth without the price of the 265 or 965. Also ideal as a first serious GPS watch for anyone moving up from a fitness tracker.
Full details →Pick the Samsung Galaxy Watch if…
Android users — especially those in the Samsung ecosystem — who want a premium smartwatch with comprehensive health tracking, Wear OS flexibility, and strong software support. The Ultra suits outdoor-active users who need longer battery life.
Full details →