AliveCor
AliveCor KardiaMobile
$79Cheaper
Best Portable Ecg Monitors · head-to-head
A sourced, side-by-side comparison. AliveCor KardiaMobile is cheaper at $79. Every spec and price links to its source.
AliveCor
$79Cheaper
Withings
$249.95
On the specs we track, they're closely matched. The AliveCor KardiaMobile is the cheaper at $79.
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✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | AliveCor KardiaMobile | Withings BPM Core |
|---|---|---|
| US price | $79 | $249.95 |
| Brand | AliveCor | Withings |
| Released | — | — |
| Leads | 1 | 1 |
| Recording duration | 30 seconds | — |
| Afib detection | Yes | Yes |
| Fda clearance | FDA-cleared to detect AFib, bradycardia, tachycardia, and normal sinus rhythm | FDA cleared |
| Bluetooth | No | No |
| Display | None on device; results shown live in the Kardia smartphone app | Small on-device LCD showing the numeric blood-pressure reading; no ECG waveform display on the cuff itself |
| Onboard storage | — | — |
| Battery | 1x CR2016 coin-cell (manufacturer-rated ~15 months of typical use, per AliveCor support documentation) | Rechargeable, built-in |
| Companion app | Kardia app (iOS/Android) | Health Mate (iOS/Android) |
Sources — AliveCor KardiaMobile: kardia.com (verified 2026-08-05). Withings BPM Core: wcs.withings.com (verified 2026-08-05).
Where the two actually differ on the specs we track (4 of 9). Matching specs are omitted.