Spec-by-spec
Head to head
Contenders from Smartwatches, every metric lined up. The winning value in each row is outlined.
Price
Check price on Amazon →
Check price on Amazon →
Rating
★★★★★
★★★★★
Category rank
#2
#149
Health Sensors
HR, SpO2, sleep, fall detection
Medical-grade ECG, HR, SpO2, sleep, breathing
Battery
~18 hours (1 day typical)
35 days
App Ecosystem
watchOS app store, Apple Pay, Siri, notifications
Basic Withings app; limited third-party apps
Display
Retina LTPO OLED always-on
Hybrid analog + hidden digital; good readability
Verdict
Best entry smartwatch for iPhone
Best hybrid smartwatch for battery life & health tracking
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