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Best Smart Scales 2026
Sort: undig score
Ranked by aggregated score from Wirecutter, Tom's Guide, TechRadar and CNET. Wi-Fi body composition scales — judged on accuracy, metrics tracked and app quality.
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#1 Overall wi-fi
Updated August 2026
Withings Body Comp
The most complete scale — Wi-Fi sync and the widest set of body and heart-health metrics
THE undig SCORE — 4 SOURCES, UNTANGLED
89
Out of 100
#2 Overall wi-fi
Updated August 2026
Garmin Index S2
The athlete's scale — deep Garmin Connect integration for anyone who trains with a Garmin watch
THE undig SCORE — 3 SOURCES, UNTANGLED
86
Out of 100
#3 Overall wi-fi
Updated August 2026
Eufy Smart Scale P3
The mid-range all-rounder — lots of metrics, a 3D body model and a big colour display for the money
THE undig SCORE — 3 SOURCES, UNTANGLED
84
Out of 100
#4 Overall wi-fi
Updated August 2026
Xiaomi Body Composition Scale S400
The budget smart pick — clean design, solid metrics and Mi Fitness sync at a low price
THE undig SCORE — 3 SOURCES, UNTANGLED
83
Out of 100
#5 Overall bluetooth
Updated August 2026
Renpho Body Fat Scale
The cheapest way in — a no-frills Bluetooth body-fat scale that just works with your phone
THE undig SCORE — 3 SOURCES, UNTANGLED
81
Out of 100