Beurer BM 25 vs Rossmax CF175f

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

Better figure, where one is clearly better

BM 25 compared with CF175f
BeurerBM 25RossmaxCF175f
Overview
Released––
Measuring
TypeUpper armUpper arm
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 during deflation, with semiconductor pressure sensor. Intended for adult home use; first-sale date unresolved
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 validationPressure 30–260 mmHg; pulse 40–199 bpm. Maker accuracy ±3 mmHg pressure and ±5% pulse
Clinical validationBeurer states clinical testing to ISO 81060-2 in the manual; exact independent registry confirmation was not establishedMaker product page claims ESH validation and AAMI/ANSI/ISO 81060-2 conformity; older flyer also claims BHS A/A. Exact current hardware revision and independent clinical-study identity unresolved, so headline validation omitted
FeaturesSingle start/stop button, cuff fit check, irregular heartbeat warning, classification scale and automatic switch-off; maker lists no resting indicator or calculated averagesSwitchable multilingual spoken guidance from measurement start to result. Maker lists English, Russian, French, Arabic, Persian and Turkish; guide describes language selection and OFF setting. Generic irregular-heartbeat, movement, cuff and hypertension indicators; no AFib-specific screening or ECG
Cuff
Cuff fits22–42 cm24–40 cm
CuffSupplied upper-arm cuffLatex-free Universal Cone Cuff, 24–40 cm
Connections and memory
Users–1
Readings stored–90
Bluetooth and appNoNo
Memory–Single 90-reading history with latest-three average and sequence numbers. Maker current product page lists guest mode, but the linked operating guide does not describe its operation. No separate user histories documented
AppScan & Save in beurer HealthManager Pro uses a smartphone camera to record the display; no Bluetooth connectionNo Bluetooth or phone-app transfer documented
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 AAA cells, DC 6 V; optional 6 V mains adaptor rated at least 600 mA. Automatic shutdown after one minute without key operation
Design
Display detailsNon-illuminated LCD, 4.4 × 5.3 cm, with black digits; maker lists no date/time displayLCD with voice, memory, pulse and risk indicators; IP21
Size12.00 × 9.00 × 4.00 cm (L × W × H)124 × 85 × 68.6 mm (L × W × H); current linked maker guide lists 232 g without batteries. Older guide copies report 355 g; revision difference unresolved
In the boxMonitor, 22–42 cm cuff and four AAA batteriesMaker lists batteries, Universal Cone Cuff, instruction manual and zipper bag; mains adaptor optional

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