# Dexcom Stelo vs Sibionics GS3: specs and price compared

A sourced, side-by-side comparison of the Dexcom Stelo (Dexcom) and Sibionics GS3 (Sibionics) among continuous glucose monitors.

## Side by side

| Spec | Dexcom Stelo | Sibionics GS3 |
| --- | --- | --- |
| US price | $99 | not published |
| Brand | Dexcom | Sibionics |
| Released | 2024-08 | — |
| Wear duration days | 15 | 14 |
| Warmup time hours | 0.5 | 1 |
| Reading interval min | 5 | 5 |
| Water resistance | Waterproof to 8 ft (2.4 m) for 24 hours | IP38 - water-resistant to 1 m for up to 1 hour |
| App platform | iOS & Android (Stelo app); syncs with Apple Health and Google Health Connect | iOS & Android |
| Prescription required | No | No |
| Mard accuracy pct | 8.3 | 8.83 |
| Sensor size | 1.1 x 0.9 x 0.2 in | 24.8 x 17.8 x 2.9 mm (0.98 x 0.70 x 0.11 in), 1.5 g |

## Key differences

- Wear duration days: Dexcom Stelo 15 vs Sibionics GS3 14
- Warmup time hours: Dexcom Stelo 0.5 vs Sibionics GS3 1
- Water resistance: Dexcom Stelo Waterproof to 8 ft (2.4 m) for 24 hours vs Sibionics GS3 IP38 - water-resistant to 1 m for up to 1 hour
- App platform: Dexcom Stelo iOS & Android (Stelo app); syncs with Apple Health and Google Health Connect vs Sibionics GS3 iOS & Android
- Mard accuracy pct: Dexcom Stelo 8.3 vs Sibionics GS3 8.83
- Sensor size: Dexcom Stelo 1.1 x 0.9 x 0.2 in vs Sibionics GS3 24.8 x 17.8 x 2.9 mm (0.98 x 0.70 x 0.11 in), 1.5 g

## Sources

- Dexcom Stelo: https://consumerguide.diabetes.org/products/cgms/dexcom-stelo-cgm-system (consumerguide.diabetes.org, verified 2026-08-01)
- Sibionics GS3: https://www.sibionicscgm.com/products/sibionics-gs3-cgm-continuous-glucose-monitoring-system (sibionicscgm.com, verified 2026-08-01)

Canonical: https://frontdeskreview.com/gear/continuous-glucose-monitors/dexcom-stelo-vs-sibionics-gs3/
Cite: Per The Front Desk Review, Dexcom Stelo ($99) vs Sibionics GS3 (not published) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/continuous-glucose-monitors/dexcom-stelo-vs-sibionics-gs3/
License: CC BY 4.0.