InBody 120 vs InBody 580
InBody 120 and InBody 580: compare documented specifications, features and limitations. Check the reports and explanation offered by the provider. More features alone do not establish better accuracy.
InBody 120: when to consider it
InBody120 is useful for following fat and muscle while changing your diet or activity. A meaningful consultation benefits from the full computer-generated report; the small display shows only part of the results.
InBody 580: when to consider it
For following fat and muscle with more detail about individual body regions. At a gym, nutrition practice or clinic, regional water ratios and phase angles add context to your consultation.
Specifications side by side
Highlighted rows differ. Unknown values stay unknown.
| Specifications | InBody 120 | InBody 580 |
|---|---|---|
| Recording time | ≈ 17 s | ≈ 30 s |
| Body weight range | 5–250 kg | 5–300 kg |
| Height range | 50–300 cm | 95–220 cm |
| Device weight | 4.3 kg | 24.4 kg |
| Measurement frequencies | 20, 100 kHz | 5, 50, 250, 500 kHz |
| Contact electrodes | 8 | 8 |
| Measurement position | Standing | Standing |
| Operating temperature | 10–40 °C | 10–40 °C |
| Dimensions (width × depth × height) | 392 × 434 × 55.2 mm · without the optional standEvidence | 501.9 × 892.4 × 1,124.4 mmEvidence |
| Age in the cited catalogue | 3–99 yearsEvidence | From 3 yearsEvidence |
| Impedance measurements | 10Evidence | 20Evidence |
| Display | 48 × 24 mm FSTN LCDEvidence | 10.1″ touchscreen TFT LCD, 1280 × 800Evidence |
| Documented interfaces | RS-232C and Bluetooth; detailed report through LookinBodyModel sources | 2× RS-232C, 2× USB host, Ethernet, Bluetooth and Wi-FiEvidence |
| Power | Four AA batteries or a mains adapterModel sources | Not verified |
| Optional stand | 393 × 516 × 732 mm; total weight with stand 5.7 kgModel sources | Not verified |
| Report formats | Screen, optional thermal printer, full report through LookinBodyModel sources | Not verified |
| Controls | Buttons and a separate handpiece; height is enteredModel sources | Not verified |
| Device internal database capacity | Not verified | 100,000 recordsEvidence |
| Display diagonal | Not verified | 10.1″Model sources |
| Hand electrodes | Not verified | Three-way grip for consistent hand positioningModel sources |
| Result sheets | Not verified | Body composition, child and thermal reportsModel sources |
| Identification | Not verified | Client ID; QR recognition depends on equipment and settingsModel sources |
| Connected tests | Not verified | Grip and blood pressure from separate instrumentsModel sources |
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
- InBody — manuál 120, rev. E / 120 manual, revision E (2018)
- InBody — katalog 120 / 120 catalogue (2014)
- InBody 120 — česká produktová stránka / Czech product page
- InBody — příprava / test preparation
- InBody — Annual Report 2024, company history
- InBody — katalog 580 / 580 catalogue (2024)
- InBody — česká příručka 580 / Czech 580 manual
- InBody — globální 580 / global 580
- InBody 580 — česká produktová stránka / Czech product page
- InBody Germany — InBody präsentiert InBody 380 & InBody 580
- InBody — Annual Report 2025 / výroční zpráva 2025

