# Braun No Touch + Forehead Thermometer with Age Precision BNT400 vs Withings Thermo Smart Temporal Thermometer: specs and price compared

A sourced, side-by-side comparison of the Braun No Touch + Forehead Thermometer with Age Precision BNT400 (Braun) and Withings Thermo Smart Temporal Thermometer (Withings) among forehead thermometers. Braun No Touch + Forehead Thermometer with Age Precision BNT400 is the cheaper of the two at $43.49.

## Side by side

| Spec | Braun No Touch + Forehead Thermometer with Age Precision BNT400 | Withings Thermo Smart Temporal Thermometer |
| --- | --- | --- |
| US price | $43.49 | $99.95 |
| Brand | Braun | Withings |
| Measurement type | IR forehead (no-touch, up to 1 in.) or touch mode; also reads food/bath temperature | IR temporal artery scan (forehead), no-touch |
| Accuracy | ±0.4°F (±0.2°C) | — |
| Measurement time sec | 2 | 2 |
| Stored readings memory | — | unlimited (synced via Wi-Fi to the Health Mate app, up to 8 user profiles) |
| Fever alarm | Yes | — |
| Measuring distance | up to 1 in. (2.5 cm), no-touch mode | up to 1 cm (0.4 in.) from forehead |
| Cf switch | Yes | Yes |
| Battery | 2x AAA (included) | 2x AAA (up to 2 years) |

## Key differences

- Measurement type: Braun No Touch + Forehead Thermometer with Age Precision BNT400 IR forehead (no-touch, up to 1 in.) or touch mode; also reads food/bath temperature vs Withings Thermo Smart Temporal Thermometer IR temporal artery scan (forehead), no-touch
- Measuring distance: Braun No Touch + Forehead Thermometer with Age Precision BNT400 up to 1 in. (2.5 cm), no-touch mode vs Withings Thermo Smart Temporal Thermometer up to 1 cm (0.4 in.) from forehead
- Battery: Braun No Touch + Forehead Thermometer with Age Precision BNT400 2x AAA (included) vs Withings Thermo Smart Temporal Thermometer 2x AAA (up to 2 years)

## Sources

- Braun No Touch + Forehead Thermometer with Age Precision BNT400: https://www.target.com/p/braun-no-touch-thermometer/-/A-80234591 (target.com, verified 2026-08-09)
- Withings Thermo Smart Temporal Thermometer: https://www.bestbuy.com/site/withings-thermo-smart-temporal-thermometer/5400600.p?skuId=5400600 (bestbuy.com, verified 2026-08-09)

Canonical: https://frontdeskreview.com/gear/forehead-thermometers/braun-bnt400-vs-withings-thermo/
Cite: Per The Front Desk Review, Braun No Touch + Forehead Thermometer with Age Precision BNT400 ($43.49) vs Withings Thermo Smart Temporal Thermometer ($99.95) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/forehead-thermometers/braun-bnt400-vs-withings-thermo/
License: CC BY 4.0.