Apple Watch UltravsFitbit Versa
6d vs 1.75d
battery life
Fitbit Versa lasts longer
$649
price gap
Fitbit Versa cheaper
8
more health sensors
Apple Watch Ultra
Apple Watch Ultra
Buy/Wait:bad
Late in cycle — a new model is likely coming
Full details →Fitbit Versa
Buy/Wait:bad
Overdue for a refresh — no successor announced yet. Prices should be at their lowest
Full details →| Apple Watch Ultra | Fitbit Versa |
|---|
| Pricing |
| Starting price | $799 | $150★ |
| Subscription | ✓ None | ℹ️ Optional — $79/yr |
| Hardware |
| Weight | 62g | 38g★ |
| Water resistance | 100m★ | 50m |
| Battery | 1.75 days | 6 days★ |
| Always-on display | ✅★ | ❌ |
| GPS | ✅ | ✅ |
| Cellular | ✅★ | ❌ |
| Platform | iOS only | iOS & Android |
| Tier | Sports GPS | Smartwatch |
| Buy timing |
| Released | Sep 19, 2025 | Sep 25, 2022 |
| Cycle advice | bad | bad |
| Deals advice | good | good |
| Next model | Apple Watch Ultra 4 (Expected fall 2026) | — |
Health Sensors
9 exclusive sensors
Irregular RhythmBackground optical check for irregular heart rhythms
Fall DetectionAuto-calls emergency services after a hard fall
Crash DetectionDetects vehicle crashes and alerts emergency contacts
Sleep ApneaFDA-cleared detection of signs of moderate to severe sleep apnea
ECGDetects irregular heart rhythms (AFib)
Skin TempOvernight changes linked to illness or cycle tracking
Blood PressureDetects hypertension patterns — trend tracking, not clinical mmHg
Depth GaugeMeasures water depth — certified for recreational diving to 40m
Water TempMeasures water temperature during swimming and diving
3 shared
Heart RateContinuous or on-demand pulse tracking
SpO2Blood oxygen saturation, tracked during sleep
HRVHeart rate variability — stress & recovery scores
1 exclusive sensor
EDA / StressSkin conductance sensor measuring stress responses
Why buy each?
Apple Watch Ultra
42-hour battery + satellite SOSThe Ultra 3 nearly doubles the Series 11 battery life, and satellite emergency SOS works even without cellular or WiFi coverage.
Dual-frequency L1+L5 GPSMore precise GPS tracking in urban canyons and dense forests — critical for trail running, mountaineering, and triathlon.
3000-nit titanium-cased powerhouseThe 49mm titanium case and 3000-nit display make this watch usable in full direct sunlight and water depths up to 100m (EN13319 certified for diving).
Fitbit Versa
Works with Android and iPhoneRare for a smartwatch with real GPS and health sensors to work fully on both platforms — Versa 4 does.
Google Maps and Google Wallet on wristTurn-by-turn navigation and NFC payments without needing your phone in hand.
6-day battery and Fitbit health coachingSleep stages, daily readiness score, Active Zone Minutes, and SpO2 — all on a 6-day charge.
Quick Winner
The right pick depends on what you optimize for.
For the budget
Fitbit Versa wins
$387 vs $799 over 3 years.
For battery life
Fitbit Versa wins
6 days vs 1.75 days battery.
For health depth
Apple Watch Ultra wins
12 sensors.
For daily comfort
Fitbit Versa wins
38g.
Bottom Line
- Watch Ultra-only sensors: Irregular Rhythm, Fall Detection, Crash Detection, Sleep Apnea, ECG, Skin Temp, Blood Pressure, Depth Gauge, Water Temp.
- Versa-only sensors: EDA / Stress.
- Weight. Versa is 24g lighter — relevant for all-day comfort and sleep.
- Water resistance. Watch Ultra rates 100m vs 50m on Versa.
- Hardware cost. Versa is $649 cheaper upfront ($150 vs $799).
Pick the Apple Watch Ultra if…
Serious athletes, trail runners, triathletes, and outdoor adventurers who need the most durable, most accurate GPS watch Apple makes. Also for iPhone users who simply want the best Apple Watch regardless of sport, and value the extra battery life over the Series 11.
Full details →Pick the Fitbit Versa if…
Android or iPhone users who want a balanced smartwatch with solid Fitbit health tracking, multi-day battery, and a clean square watch design — without the premium price of a Galaxy Watch or Apple Watch.
Full details →