Looking for an honest Apple Watch Series 8 (GPS Cellular) 45mm vs Fitbit Versa 4 comparison in 2026? We scored both smartwatches on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. Both products score nearly identically (37/100 vs 36/100) — this is a genuine toss-up that hinges on which specs matter most for your use case. The widest gap is in display, where the Apple Watch Series 8 (GPS Cellular) 45mm pulls noticeably ahead. On price the Apple Watch Series 8 (GPS Cellular) 45mm undercuts the Fitbit Versa 4 by 43% ($160 vs $229), which materially changes the value calculus for budget-conscious buyers.
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Apple Watch Series 8 (GPS Cellular) 45mm and Fitbit Versa 4 are closely matched smartwatches devices with nearly identical overall scores (37 vs 36). The best choice depends on which specific features matter most to you.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
| Spec | Apple Watch Series 8 (GPS Cellular) 45mm | Fitbit Versa 4 |
|---|---|---|
| Display | 1.9"✓ | 1.58" |
| Display Type | Always-on Retina LTPO OLED | AMOLED |
| Resolution | 396 x 484 pixels | — |
| Chipset | Apple S8 SiP | — |
| OS | watchOS 9 | Fitbit OS |
| Heart Rate | Optical HR 24/7 |
Buy Apple Watch Series 8 (GPS Cellular) 45mm if…
Choose the Apple Watch Series 8 (GPS Cellular) 45mm if budget is your top priority — it offers competitive specs at a lower price point.
Buy Fitbit Versa 4 if…
The Fitbit Versa 4 is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Apple Watch Series 8 (GPS Cellular) 45mm and Fitbit Versa 4 are closely matched smartwatches devices with nearly identical overall scores (37 vs 36). The best choice depends on which specific features matter most to you.
Both products score similarly — it depends on your priorities.
Apple Watch Series 8 (GPS Cellular) 45mm is cheaper at $160 vs $229 for the Fitbit Versa 4.
Choose the Apple Watch Series 8 (GPS Cellular) 45mm if budget is your top priority — it offers competitive specs at a lower price point.
The Fitbit Versa 4 is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Fitbit Versa 4 lasts longer with 30 hours vs 18 hours for the other.
Apple Watch Series 8 (GPS Cellular) 45mm has the larger display (1.9" vs 1.58").
Reviewed by VersusMatrix Editorial Team
Last updated: May 10, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.
Scores are relative within the smartwatchescategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
| Yes |
| SpO2 | Yes (blood oxygen) | true |
| ECG | Yes (FDA approved) | true |
| Temperature | Wrist skin temperature | — |
| GPS | Yes | Yes |
| Workout Modes | 80+ | — |
| Swim Proof | 50m water resistance | — |
| Battery Life | 18hrs | 30hrs✓ |
| Bluetooth | Bluetooth 5.3 | 5.0 |
| NFC | Yes | Yes |
| Case Material | Aluminium | — |
| Water Resistance | IP6X, WR50 | 5ATM |
| Weight | 47g | 38g✓ |
| Price | 160$✓ | 229$ |
Fitbit Versa 4 is lighter at 38g vs 47g.