Apple Watch Series 11 vs Fitbit Inspire 3
The Verdict
The Apple Watch Series 11 and Fitbit Inspire 3 sit in the same category and end up appealing to slightly different buyers. The Fitbit Inspire 3 is the cheaper of the two at $99 versus $399, a difference of about $300. The Apple Watch Series 11 is the newer release, which usually means a faster chipset and longer software support. Apple Watch Series 11 stands out for hypertension detection for chronic high blood pressure, while Fitbit Inspire 3 is praised for 10-day battery life — charge once and forget for well over a week. Use the side-by-side spec table below to compare cameras, displays, battery life and connectivity in detail and decide which one fits your priorities.
Who Should Buy
Buy the Apple Watch Series 11 if…
- →Hypertension detection for chronic high blood pressure
- →Sleep score for sleep quality insights
- →24-hour battery life (up from 18h on Series 10)
Buy the Fitbit Inspire 3 if…
- →10-day battery life — charge once and forget for well over a week
- →Color AMOLED display is a huge upgrade over Inspire 2's grayscale
- →Ultra-lightweight at 20 g — perfect for sleep tracking
Pros & Cons
Apple Watch Series 11
Pros
- Hypertension detection for chronic high blood pressure
- Sleep score for sleep quality insights
- 24-hour battery life (up from 18h on Series 10)
- 5G connectivity on cellular models
- 2x more scratch-resistant Ion-X glass
Cons
- Same S10 chip as Series 10
- Starting price increased to $399
- Still limited to one-day battery life
Fitbit Inspire 3
Pros
- 10-day battery life — charge once and forget for well over a week
- Color AMOLED display is a huge upgrade over Inspire 2's grayscale
- Ultra-lightweight at 20 g — perfect for sleep tracking
- SpO2 and skin temperature sensors at just $99
- 5ATM water resistance for swimming
Cons
- No built-in GPS — relies on phone GPS for outdoor tracking
- No NFC — cannot use Fitbit Pay
- Tiny screen limits notification readability
- Best health insights locked behind Fitbit Premium subscription
- No always-on display option
Full Specifications
| Spec | Apple Watch Series 11 | Fitbit Inspire 3 |
|---|---|---|
| Software | watchOS 26 | Fitbit OS |
| Body | ||
| Weight | 34.6 g (42mm) / 43.1 g (46mm) | 20 g |
| Case material | Aluminum or Titanium (Grade 5) | Plastic resin |
| Water resistance | IP6X, 50m WR | 5ATM |
| Health & Sensors | ||
| ECG | ||
| SpO₂ | ||
| Skin temperature | ||
| Heart rate | ||
| Sleep tracking | ||
| Battery | ||
| Battery life | 24 hours | Up to 10 days |
| Display | ||
| Size | 42mm / 46mm | 0.73 inches |
| Type | Retina LTPO3 OLED | AMOLED |
| Always-on display | ||
| Resolution | 496 x 416 (46mm) | 256 x 124 |
| Processor | ||
| Chipset | Apple S10 | Fitbit custom processor |
| Connectivity | ||
| GPS | ||
| NFC | ||
| Wi-Fi | ||
| Cellular | ||
| Bluetooth | 5.3 | 5.0 |
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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
Explore more in smartwatches, see all Apple products or all Fitbit products. View full details for the Apple Watch Series 11 or the Fitbit Inspire 3.