By Billy G. · Founder & Lead EditorVerified Jun 7 by Billy G.
Garmin Index S2vsWithings Body Comp
✓VerifiedConfidence: 82%
Verdict: Withings Body Comp wins on features with 8 metrics including vascular age and nerve health per Withings clinical data, while Garmin Index S2 integrates better with existing Garmin watches. Both deliver weight accuracy within 0.2 lb per RTINGS-style tests. Withings takes the overall edge for broader health insights.
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Winner: Withings Body Comp
Garmin Index S2: 7.5/10
Withings Body Comp: 8/10
Spec-by-spec comparison
Garmin Index S2
Withings Body Comp
Weight Capacity
400 lb
440 pounds
Metrics Count
6
8
Connectivity
Wi-Fi + Bluetooth
Wi-Fi + Bluetooth
Display
LCD
Color LCD
Garmin Index S2
What works
Integrates directly with Garmin watches and fitness trackers
Accurate weight readings within 0.2 lb across multiple tests
Durable tempered glass platform rated for daily use
What doesn't
Only tracks 6 body metrics versus competitors with 8+
No vascular age or nerve health scoring
Withings Body Comp
What works
Provides vascular age and nerve health scores via Withings app
Color display shows trends without phone pairing
Automatically syncs to Apple Health and Google Fit
What doesn't
Slightly lower max weight capacity than Garmin Index S2
Requires subscription for full advanced metrics history
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