InBody 720 vs InBody 770S
InBody 720 and InBody 770S: compare documented specifications, features and limitations. Check the reports and explanation offered by the provider. More features alone do not establish better accuracy.
InBody 720: when to consider it
An older detailed analyzer for following body composition and water during nutrition or sports programmes. Research mode adds regional phase angles; your report’s scope depends on the location’s settings.
InBody 770S: when to consider it
A newer generation for nutrition and clinical follow-up with a detailed water report. Useful for discussing fat and muscle changes in the context of water distribution and phase angle, including individual body regions.
Specifications side by side
Highlighted rows differ. Unknown values stay unknown.
| Specifications | InBody 720 | InBody 770S |
|---|---|---|
| Recording time | < 60 s (Medical); < 2 min (Research) | ≈ 30 s |
| Body weight range | 10–250 kg | 2–270 kg |
| Height range | 95–220 cm | 95–220 cm |
| Device weight | 45 kg | 35.7 kg |
| Measurement frequencies | 1, 5, 50, 250, 500 kHz; 1 MHz | 5, 50, 250, 500 kHz; 1 MHz |
| Contact electrodes | 8 | 8 |
| Measurement position | Standing | Standing |
| Operating temperature | 10–40 °C | 10–40 °C |
| Dimensions (width × depth × height) | 520 × 870 × 1,200 mmEvidence | 526 × 854 × 1,175 mmEvidence 1Evidence 2 |
| Age in the cited catalogue | 3–99 yearsEvidence | From 3 yearsEvidence |
| Impedance measurements | 30Evidence | 25Evidence 1Evidence 2 |
| Reactance measurements | 15Evidence | Not verified |
| Display | Colour TFT LCD, 640 × 480 pixelsEvidence | 10.2″ colour touchscreen TFT LCD, 800 × 480Evidence |
| Documented interfaces | RS-232C, USB Host, Ethernet and IEEE 1284 parallel printer portEvidence | 4× RS-232C, 2× USB host, USB device, Ethernet, Bluetooth and 2.4/5 GHz Wi-FiEvidence |
| Measured regions | Right and left arm, trunk, right and left legModel sources | Not verified |
| Weight and height | Built-in weighing platform; height is enteredModel sources | Not verified |
| Report modes | Medical for the standard report; Research for additional electrical valuesModel sources | Not verified |
| Device internal database capacity | Not verified | 100,000 recordsEvidence |
| Display diagonal | Not verified | 10.2″Model sources |
| Result sheets | Not verified | Body composition, child and dedicated water reportsModel sources |
| Specialist displays | Not verified | The water report includes BIVA and Z0; availability depends on settingsModel sources |
| Additional instruments | Not verified | Compatible stadiometer, blood pressure monitor and InGripModel sources |
| Result management | Not verified | ID, QR, USB backup and LookinBody software according to configurationModel 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 — InBody 720 User’s Manual
- Biospace — Results Interpretation & Application
- Masarykova univerzita — InBody 720 / laboratory
- InBody CZ — podpora starších přístrojů / older device support
- Biospace — 510(k) Summary K052646
- InBody — český katalog 770S / Czech 770S catalogue (2025)
- InBody — výrobce 770S / manufacturer 770S
- InBody 770S — česká produktová stránka / Czech product page
- InBody — příprava / test preparation
- InBody USA — InBody 770S
- InBody Europe — InBody 770S User Manual
- InBody — Annual Report 2025 / výroční zpráva 2025

