Garmin Garmin fēnix 9 51mm
- Released
- 2026-08-25Garmin newsroom — fēnix 9 and fēnix 9 Pro, retrieved 2026-09-13
- Price
- £949.99Garmin UK store — fēnix 9 51 mm, retrieved 2026-09-22
The Garmin fēnix 9 51mm went on sale on 25 August 2026. The Garmin UK store price is £949.99 (read 22 September 2026). It has a 1.4-inch display and a weight of 65 g. Garmin claims up to 29 days per charge (696 hours). Security updates are committed until 25 August 2028. Every figure in the Garmin fēnix 9 51mm specifications below links the page it came from and the date it was read.
Battery life (maker's claim)
29 days (696 h)
OfficialCase size
51mm
OfficialWeight (case only)
65g
OfficialWater rating
10 ATM; 4 ATM Dive (EN 13319)
OfficialWorks with
Works with an iPhone or an Android phone.
Garmin’s own words: “Compatible with iPhone and Android”Garmin UK — fēnix 9 Pro 47 mm, retrieved 2026-09-13
Specifications
Every figure carries its source, linked and dated.
Body
Garmin UK — fēnix 9 Pro 47 mm, retrieved 2026-09-13
Garmin UK — fēnix 9 Pro 47 mm, retrieved 2026-09-13
Garmin UK — fēnix 9 51mm specs, retrieved 2026-09-22
Garmin fēnix 9 Series Owner's Manual — Specifications, retrieved 2026-09-13
Display
Garmin newsroom — fēnix 9 and fēnix 9 Pro, retrieved 2026-09-13
Garmin UK — fēnix 9 51mm specs, retrieved 2026-09-22
Battery
Garmin fēnix 9 Series Owner's Manual — Battery Information, retrieved 2026-09-13
Health
Garmin UK — fēnix 9 51mm specs, retrieved 2026-09-22
Garmin newsroom — fēnix 9 and fēnix 9 Pro, retrieved 2026-09-13
Connectivity
Garmin UK — fēnix 9 Pro 47 mm, retrieved 2026-09-13
Compatibility
Garmin UK — fēnix 9 Pro 47 mm, retrieved 2026-09-13
Garmin UK — fēnix 9 Pro 47 mm, retrieved 2026-09-13
23 attributes without a sourced figure yet
Dimensions · Case material · Strap width · Display area · Resolution · Peak brightness · Always-on display · Operating system · Chip · Storage · RAM · Battery capacity · Charge to 80% · Charging · ECG · Blood oxygen · Skin temperature · Blood pressure · Cellular model price · UK networks with eSIM · Wi-Fi · Bluetooth · NFC payments. A gap in our data, not a statement about the watch — rows appear as sources are cited.
Software support
- Feature updates until
- Not published by the maker
- Security updates until
Basis: manufacturer commitment
Garmin commits to security updates until at least 2028-08-25: its UK product page's Security Information table reads "Security updates until at least (YYYY-MM-DD) 2028-08-25". Garmin publishes no end date for feature (OS) updates.
Garmin UK — fēnix 9 (Security Information), retrieved 2026-09-22
Comparisons
The pairs a buyer of this watch would weigh, row by row with a verdict on each. Any other watch in the catalogue is a chooser away.