Wear Radar

Fitbit AirvsSuunto Race

Fitbit Air
Buy/Wait:good

First-generation product — no historical cycle data to predict a successor

Best for: Health-focused users who want passive, 24/7 biometric tracking without a screen on their wrist. Particularly strong for those drawn to WHOOP but put off by the subscription model — the Fitbit Air delivers comparable core health data for $99 outright. Works with both iOS and Android.

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Suunto Race
Buy/Wait:good

Early in release cycle

Best for: Competitive road and trail runners who want Suunto's precise multi-band GPS tracking and a vivid AMOLED display in a lighter, thinner package. A strong alternative to Garmin for athletes who prefer Suunto's clean interface and ecosystem.

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Fitbit AirSuunto Race
TierFitness TrackerSports GPS
PlatformiOS & AndroidiOS & Android
Battery7 days16 days
Always-on display
GPS
Cellular
ReleasedMay 7, 2026Aug 27, 2025
Cycle length848 days
Cycle advicegoodgood
Deals advicegoodneutral
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Health Sensors

Fitbit Air only
Skin TempOvernight changes linked to illness or cycle tracking
Both
SpO2Blood oxygen saturation, tracked during sleep
Heart RateContinuous or on-demand pulse tracking
HRVHeart rate variability — stress & recovery scores
Suunto Race only
Training LoadCumulative workout stress over time

Why buy each?

Fitbit Air

$99 with no subscription

Unlike WHOOP, there is no mandatory membership — pay $99 once and use Fitbit Air with the free Google Health app. Google Health Premium ($9.99/month) is optional.

24/7 health monitoring in 12 grams

Continuous heart rate, SpO2, HRV, and skin temperature tracking plus background FDA-certified AFib detection, in a 12g pebble designed to be worn and forgotten.

7-day battery with 5-minute fast charge

A week between charges, with a 5-minute top-up delivering a full day of use — significantly less downtime than WHOOP's slide-on charging system.

Suunto Race

Significantly improved heart rate accuracy

The redesigned optical HR sensor on Race 2 delivers far more reliable readings during high-intensity sessions — a notable weak point of the original Race that has been addressed.

Dual-frequency GPS at 55h

Dual-frequency L1+L5 multi-constellation GPS for sub-meter precision in urban areas and dense forests, with 55 continuous GPS hours on a single charge.

1.5" AMOLED, thinner and lighter

The display grows to 1.5" at 2000 nits while the case slims to 12.5mm and drops to 76g — more readable in sunlight and easier to wear day-to-day than its predecessor.