Bangle.js 2 vs Huawei Watch GT 5: which lets you own your data?

Bangle.js 2 scores higher for data ownership (85 vs 63). They differ on official api, subscription.

Bangle.js 2Huawei Watch GT 5
Score85/100 (Great)63/100 (Good)
Official API ⚡Open API (25/25)Partner/business only (10/25)
Data exportLocal raw files (25/25)Local raw files (25/25)
Gadgetbridge / open firmwareSupported (20/20)Supported (20/20)
Home AssistantNone (0/15)None (0/15)
Subscription ⚡Not needed (15/15)Optional (8/15)
SubscriptionNoneHuawei Health+ (optional)

⚡ = where they differ.

Bangle.js 2

Open-source, hackable JavaScript smartwatch. Full Gadgetbridge support and no account at all. The gold standard for data ownership, traded off against polish and sensors.

API · Export · Home Assistant

Huawei Watch GT 5

Supported by Gadgetbridge. Huawei Health Kit is aimed at developers and partners rather than personal access. Health+ is optional.

API · Export · Home Assistant

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Open in the interactive compare tool

Scores come from each device's cited sources, last verified 2026-10-20. See how we score.

📬 The Data Ownership Digest

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