Between the Inspire 3 and vivosmart 5, the Inspire 3 comes out ahead in battery life and sport modes, while the vivosmart 5 wins on several specs. Overall, the Inspire 3 scores 57.2 and the vivosmart 5 scores 50.7 on our Mars Score.
Which should you buy?
The Inspire 3 edges ahead on the Mars Score (57.2 vs 50.7), but the 6.5-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Inspire 3 if you care most about battery life and sport modes. The biggest gaps in its favor are battery life, sport modes.
The vivosmart 5 similarly doesn't carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable gps, spo2, water resistance, so those specs don't separate the two — focus on the differences below.
Bottom line: the Inspire 3 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Google - Inspire 3 wins
- ▲Battery life — 42.86% more. 10 days vs 7 days.
- ▲Sport modes — 7.00 more. 21 vs 14.
Why Garmin - vivosmart 5 wins
- No decisive advantages.
Spec comparison
Fitness
| Spec | Google - Inspire 3 | Garmin - vivosmart 5 |
|---|---|---|
| GPS | false | false |
| Heart rate | true | true |
| SpO2 | true | true |
| Sleep tracking | true | true |
| Sport modes | 21lead | 14 |
Battery
| Spec | Google - Inspire 3 | Garmin - vivosmart 5 |
|---|---|---|
| Battery life | 10 dayslead | 7 days |
| Water resistanceⓘ | 5 ATM | 5 ATM |
Design
| Spec | Google - Inspire 3 | Garmin - vivosmart 5 |
|---|---|---|
| Display size | 0.74 "lead | 0.73 " |
| Weight | 21 glead | 26 g |
Spec-level deep dives
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