InBody R20 vs OMRON BF511
InBody R20 and OMRON BF511: compare documented specifications, features and limitations. Check the reports and explanation offered by the provider. More features alone do not establish better accuracy.
InBody R20: when to consider it
R20 was developed for home body-composition monitoring and also appears in some fitness services. It gives a basic muscle-and-fat overview. For a more detailed consultation, it matters whether the provider also uses the computer report.
OMRON BF511: when to consider it
BF511 is a scale with eight sensors contacting hands and feet. It uses 50 kHz BIA to estimate body-fat percentage, skeletal-muscle percentage and visceral-fat level alongside weight and BMI. It provides a whole-body overview; separate limb results are not documented.
Specifications side by side
Highlighted rows differ. Unknown values stay unknown.
| Specifications | InBody R20 | OMRON BF511 |
|---|---|---|
| Recording time | 30 s | Not verified |
| Body weight range | 10–150 kg | Not verified |
| Device weight | 3 kg | Not verified |
| Measurement frequencies | 20, 100 kHz | 50 kHz |
| Contact electrodes | 8 | Not verified |
| Measurement position | Standing | Not verified |
| Operating temperature | 10–40 °C | Not verified |
| Method | Not verified | Bioelectrical impedance (BIA) |
| Electrodes | Not verified | 8 hand-and-foot sensors |
| Maximum weight | Not verified | 150 kg |
| Documented outputs | Not verified | Weight, BMI, fat and skeletal-muscle percentage, visceral-fat level |
| Dimensions (width × depth × height) | 321 × 360 × 58 mmEvidence | Not verified |
| Age in the cited catalogue | 6–99 yearsEvidence | Not verified |
| Impedance measurements | 10Evidence | Not verified |
| Device internal database capacity | 300 recordsEvidence | Not verified |
| Display | LCD with basic results and buttonsEvidence | Not verified |
| Documented interfaces | Cable USB to the original Lookin’Body Basic. Bluetooth belongs to the R20B variant.Model sources | Not verified |
| Power | AA batteries; the original documentation specifies battery operationModel sources | Not verified |
| Modes | Body composition analysis and weight-only modeModel sources | Not verified |
| Detailed report | Original Lookin’Body Basic on a computer; requires a working connectionModel sources | Not verified |
| Variants | Original R20 with USB; R20B is a separate Bluetooth variantModel sources | Not verified |
Fat-free mass is not pure muscle mass. A single result is not a diagnosis. Different devices and similarly named metrics may use definitions that are not interchangeable.
Sources and verification
- Biospace — FDA K092786
- InBody R20 brochure — BC-ENG-00-A-090706
- InBody R20 — původní uživatelský manuál
- Lady-Fit Znojmo — InBody R20
- Lady-Fit Znojmo — ceník
- Slim Nest Beauty — procedury
- InBody — tisková zpráva k 29. výročí / 29th anniversary press release
- OMRON — BF511 instruction manual IM-HBF-511-E-04-08/2013 (ManualsLib mirror)
- OMRON — BF511 manual, principle of calculation (page 4; ManualsLib mirror)
- OMRON Healthcare — BF511 product specification

