# Fourth Frontier Frontier X2 vs Withings BPM Core: specs and price compared

A sourced, side-by-side comparison of the Fourth Frontier Frontier X2 (Fourth Frontier) and Withings BPM Core (Withings) among portable ecg monitors. Withings BPM Core is the cheaper of the two at $249.95.

## Side by side

| Spec | Fourth Frontier Frontier X2 | Withings BPM Core |
| --- | --- | --- |
| US price | $579 | $249.95 |
| Brand | Fourth Frontier | Withings |
| Leads | 1 (continuous single-lead ECG resembling the V5 12-lead position) | 1 |
| Recording duration | Up to 24 hours of continuous ECG recording per session | — |
| Afib detection | — | Yes |
| Fda clearance | FDA 510(k) cleared (device itself is marketed as wellness, not diagnostic, per its own disclaimer) | FDA cleared |
| Bluetooth | Yes | No |
| Display | None; chest-strap wearable with no on-device screen, data reviewed via app/web dashboard | Small on-device LCD showing the numeric blood-pressure reading; no ECG waveform display on the cuff itself |
| Onboard storage | Onboard memory chip records data with no phone connection required, described as 'zero data loss' | — |
| Battery | Up to 14 days on typical use (~1 hour of ECG recording per day) | Rechargeable, built-in |
| Companion app | Frontier X app (live dashboards, trends, workout history) plus a web dashboard | Health Mate (iOS/Android) |

## Key differences

- Leads: Fourth Frontier Frontier X2 1 (continuous single-lead ECG resembling the V5 12-lead position) vs Withings BPM Core 1
- Fda clearance: Fourth Frontier Frontier X2 FDA 510(k) cleared (device itself is marketed as wellness, not diagnostic, per its own disclaimer) vs Withings BPM Core FDA cleared
- Bluetooth: Fourth Frontier Frontier X2 Yes vs Withings BPM Core No
- Display: Fourth Frontier Frontier X2 None; chest-strap wearable with no on-device screen, data reviewed via app/web dashboard vs Withings BPM Core Small on-device LCD showing the numeric blood-pressure reading; no ECG waveform display on the cuff itself
- Battery: Fourth Frontier Frontier X2 Up to 14 days on typical use (~1 hour of ECG recording per day) vs Withings BPM Core Rechargeable, built-in
- Companion app: Fourth Frontier Frontier X2 Frontier X app (live dashboards, trends, workout history) plus a web dashboard vs Withings BPM Core Health Mate (iOS/Android)

## Sources

- Fourth Frontier Frontier X2: https://fourthfrontier.com/products/frontier-x (fourthfrontier.com, verified 2026-08-05)
- Withings BPM Core: https://wcs.withings.com/us/en/bpm-core/shop (wcs.withings.com, verified 2026-08-05)

Canonical: https://frontdeskreview.com/gear/portable-ecg-monitors/fourthfrontier-frontier-x2-vs-withings-bpm-core/
Cite: Per The Front Desk Review, Fourth Frontier Frontier X2 ($579) vs Withings BPM Core ($249.95) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/portable-ecg-monitors/fourthfrontier-frontier-x2-vs-withings-bpm-core/
License: CC BY 4.0.