Garmin Enduro 4: specs, who it fits and compatible phones

Garmin Enduro 4 is a sport watch released in 2026 that works with iPhone and Android. It lists 10ATM, Garmin Pay and Sapphire.

Specifications

Release year	2026
Case size	51 mm
Display	MIP
Battery as listed	Up to 90 days (solar) · up to 320 GPS hours (solar)
Water rating	10ATM
Glass	Sapphire
Case material	Fiber-reinforced polymer case, titanium bezel
GPS type	Multi-system GNSS (approx.)
Offline maps	Yes
Operating system	Garmin OS (approx.)
Works with	iPhone and Android
Connection	No cellular connection
Contactless wallet	Garmin Pay
Plan needed	None
Health sensors	SpO2, Heart rate, HRV, Skin temperature, ECG

Who it fits

Works with iPhone and Android.
Lists a battery above the median of 53 listed sport watch models.
Lists an exact water rating of 5ATM or higher.

How it compares

Closest models from Garmin

Model	Release year	Case size	Battery as listed	Water rating	GPS type	Works with
Garmin Approach S72	2026	43 / 47 mm	Up to 16 days smartwatch (larger size) · up to 20 hours GPS on the golf course	5ATM	Multi-system GNSS (approx.)	iOS and Android
Garmin tactix 8 Cerakote Edition	2026	51 mm	Up to 29 days	10ATM	Dual-band GNSS + maps	iOS and Android
Garmin tactix 8 Solar	2025	51 mm	Up to 48 days with solar charging	10ATM	Dual-band GNSS + maps	iOS and Android

Closest models from other brands

Model	Release year	Case size	Battery as listed	Water rating	GPS type	Works with
Amazfit T-Rex Dual Solar	2026	51.4 mm	Up to 25 days · 34 with sun	10ATM	Dual-band GNSS + maps	iOS and Android
Amazfit T-Rex Ultra 2	2026	48 mm	Up to 30 days · 50+ GPS hours	10ATM	Dual-band GNSS + maps	iOS and Android
Suunto Run 2	2026	46 mm	Up to 10 days	5ATM	Dual-band GNSS + maps	iOS and Android

Compared with Garmin Approach S72, Garmin Enduro 4 lists a higher ATM rating (10 against 5) and Fiber-reinforced polymer case, titanium bezel case material, where Garmin Approach S72 lists Titanium bezel.

Compared with Garmin tactix 8 Cerakote Edition, Garmin Enduro 4 lists Fiber-reinforced polymer case, titanium bezel case material, where Garmin tactix 8 Cerakote Edition lists Cerakote-coated titanium.

Compared with Garmin tactix 8 Solar, Garmin Enduro 4 lists a newer release year (2026 against 2025), Fiber-reinforced polymer case, titanium bezel case material, where Garmin tactix 8 Solar lists Titanium and Sapphire glass, where Garmin tactix 8 Solar lists Power Sapphire.

Compared with Amazfit T-Rex Dual Solar, Garmin Enduro 4 lists Fiber-reinforced polymer case, titanium bezel case material, where Amazfit T-Rex Dual Solar lists Grade 5 titanium and a contactless wallet (Garmin Pay), which Amazfit T-Rex Dual Solar does not list.

Compared with Amazfit T-Rex Ultra 2, Garmin Enduro 4 lists a larger case (51 mm against 48 mm), Fiber-reinforced polymer case, titanium bezel case material, where Amazfit T-Rex Ultra 2 lists Grade-5 titanium bezel and back and a contactless wallet (Garmin Pay), which Amazfit T-Rex Ultra 2 does not list.

Compared with Suunto Run 2, Garmin Enduro 4 lists a higher ATM rating (10 against 5), a larger case (51 mm against 46 mm) and Fiber-reinforced polymer case, titanium bezel case material, where Suunto Run 2 lists Stainless steel bezel.

Only values listed exactly are compared.

Position in the catalog

Its case size of 51 mm is larger than 81% of 36 sport watches with a single exact size. Its exact water rating of 10ATM is above 38% of 55 sport watches with a single exact ATM rating. It was released in 2026. Among 60 sport watches with an exact release year, 100% were released in 2026 or earlier and 40% were released in 2026 or later.

Phone compatibility and plan

No plan is listed as needed.

Sensors and features are listed as the maker names them and are not medical measurements.

Related guides and lists

Last verified September 26, 2026

Features change with updates. Check the maker's current details. See our methodology