Beurer BM 25 vs Omron M2 Essential

Every spec side by side, from each maker's published figures.

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BM 25 compared with M2 Essential
BeurerBM 25OmronM2 Essential
Overview
Released––
Measuring
TypeUpper armUpper arm
Clinically validated–Yes
Irregular heartbeat detectionYesYes
AFib detection or ECG–No
MethodAutomatic oscillometric upper-arm measurement during deflation; first on-sale date not establishedAutomatic oscillometric upper-arm measurement; HEM-7188-E, distinct from M2+ HEM-7188-LE and earlier M2 generations. First on-sale date not established
AccuracyMaker manual specifies display accuracy of ±3 mmHg for systolic and diastolic pressure and ±5% of the displayed pulse value; this specification is distinct from clinical validationMaker's pressure accuracy ±3 mmHg and pulse accuracy ±5% of displayed reading; systolic range 60–260 mmHg, diastolic 40–215 mmHg and pulse 40–180 beats/minute
Clinical validationBeurer states clinical testing to ISO 81060-2 in the manual; exact independent registry confirmation was not establishedMaker manual states an 85-subject clinical investigation under EN ISO 81060-2:2014 and compliance with 2019, A1:2020 and A2:2024; investigation excludes pregnant and pre-eclamptic patients and uses K5 for diastolic pressure. Blood pressure validation does not establish diagnostic accuracy of rhythm indicators
FeaturesSingle start/stop button, cuff fit check, irregular heartbeat warning, classification scale and automatic switch-off; maker lists no resting indicator or calculated averagesIrregular-heartbeat, body-movement, cuff-wrap and high-blood-pressure indicators. No AFib detection, ECG recording or automatic averaging; the UK page's generic Upper Arm BPM & ECG category label does not describe an ECG capability on this model
Cuff
Cuff fits22–42 cm22–32 cm
CuffSupplied upper-arm cuffIncluded HEM-CR24 soft cuff, 22–32 cm arm circumference; approximately 146 × 466 mm, 610 mm tube and 110 g. Optional compatible cuffs cover other arm sizes; their range is not the included cuff's range
Connections and memory
Readings stored–30
Bluetooth and appNoNo
Memory–Up to 30 readings
AppScan & Save in beurer HealthManager Pro uses a smartphone camera to record the display; no Bluetooth connectionNo Bluetooth or OMRON connect support
PowerFour 1.5 V LR03 AAA batteries or optional DC 5 V, 1 A mains adaptor through USB-C; USB-C is for mains operation, not charging the disposable batteriesFour AA batteries included, DC 6 V / 4 W; optional compatible AC adapter sold separately. Approximately 900 measurements with new alkaline batteries and the included cuff, depending on batteries and cuff
Design
Display detailsNon-illuminated LCD, 4.4 × 5.3 cm, with black digits; maker lists no date/time displayDigital LCD; monitor IP21
Size12.00 × 9.00 × 4.00 cm (L × W × H)Manual gives approximately 98 × 79 × 138 mm (W × H × L), differing from the UK web table's 172 × 117 × 117 mm; approximately 260 g without batteries
In the boxMonitor, 22–42 cm cuff and four AAA batteriesMonitor, HEM-CR24 cuff, four AA batteries and instruction manuals 1/2; no storage case

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