InBody 380 vs InBody 520
InBody 380 and InBody 520: compare documented specifications, features and limitations. Check the reports and explanation offered by the provider. More features alone do not establish better accuracy.
InBody 380: when to consider it
For following fat and muscle changes at a gym, nutrition practice or mobile testing event. Adds a body-water ratio and whole-body phase angle to the usual overview for discussion during a consultation.
InBody 520: when to consider it
An older model for following fat, muscle and water during nutrition or exercise changes, and for understanding past results. Includes ECW/TBW and lean-mass distribution across the arms, legs and trunk.
Specifications side by side
Highlighted rows differ. Unknown values stay unknown.
| Specifications | InBody 380 | InBody 520 |
|---|---|---|
| Recording time | ≈ 30 s | 50 s |
| Body weight range | 5–300 kg | 10–250 kg |
| Height range | 95–220 cm | 95–220 cm |
| Device weight | 16 kg | 26 kg |
| Measurement frequencies | 5, 50, 500 kHz | 5, 50, 500 kHz |
| Contact electrodes | 8 | 8 |
| Measurement position | Standing | Standing |
| Operating temperature | 10–40 °C | 10–40 °C |
| Dimensions (width × depth × height) | 415.5 × 871.5 × 1,069.9 mmEvidence | 522 × 843 × 1,015 mmEvidence |
| Age in the cited catalogue | From 3 yearsEvidence | 3–99 yearsEvidence |
| Impedance measurements | 15Evidence | 15Evidence |
| Device internal database capacity | 100,000 recordsEvidence | Not verified |
| Display | 7″ touchscreen TFT LCD, 480 × 800Evidence | Colour LCD, 640 × 480 pixelsEvidence |
| Display diagonal | 7″Model sources | Not verified |
| Documented interfaces | 2× RS-232C, 2× USB host, Ethernet, Bluetooth and Wi-FiModel sources | RS-232C, USB Host, USB Slave and EthernetEvidence |
| Construction | Folding column and three-way hand electrodesModel sources | Not verified |
| Result sheets | Body composition, child and thermal reportsModel sources | Not verified |
| Client identification | ID entry and QR recognition option; depends on equipmentModel sources | Not verified |
| Operating modes | Professional and self-service modesModel sources | Not verified |
| Measured regions | Not verified | Right and left arm, trunk, right and left legModel sources |
| Weighing | Not verified | Built-in weighing platform; height is enteredModel sources |
| Results | Not verified | Printed report and export through manufacturer softwareModel 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 — katalog 380 / 380 catalogue (2024)
- InBody — globální 380 / global 380
- InBody 380 — česká produktová stránka / Czech product page
- InBody — česká příručka 380 / Czech 380 manual
- InBody — příprava / test preparation
- InBody Germany — InBody präsentiert InBody 380 & InBody 580
- InBody — Annual Report 2025 / výroční zpráva 2025
- Biospace — technické podání K130777 / technical submission
- InBody — InBody 520 Quick Installation Guide
- Biospace — InBody 520 User’s Manual (2011)
- MegaFitness — měření InBody 520 / testing service
- Biospace — 510(k) Summary K052646

