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Smartwatches: Battery life (smartwatch mode) from 21 days

87 models from 9 brands, 2019–2026 — every model in the catalog with these features, best scores first.

Battery life (smartwatch mode) from 21 days
Open in catalog
Models87
Brands9
Newest2026
Median score7.9
Sorted by score

Smartwatches: Battery life (smartwatch mode) from 21 days — best rated

87
1 Amazfit Balance 2
Amazfit · 2025
Balance 2
1.5″21 days10 ATM43 g
9.7
2 Amazfit Balance Ultra
Amazfit · 2026
Balance Ultra
1.5″30 days10 ATM57 g
9.7
3 Amazfit T-Rex 3 Pro
Amazfit · 2025
T-Rex 3 Pro
1.5″25 days10 ATM74.5 g
9.6
4 Garmin Descent Mk3i 51mm
Garmin · 2023
Descent Mk3i 51mm
1.4″25 days20 ATM77.8 g
9.6
5 Amazfit Balance 3
Amazfit · 2026
Balance 3
1.5″21 days10 ATM62 g
9.6
6 Amazfit Active Max
Amazfit · 2025
Active Max
1.5″25 days5 ATM39.5 g
9.6
7 Amazfit T-Rex 2
Amazfit · 2022
T-Rex 2
1.39″24 days10 ATM66.5 g
9.5
8 Garmin Enduro
Garmin · 2019
Enduro
1.4″50 days71 g
9.5
9 Amazfit T-Rex Dual Solar
Amazfit · 2026
T-Rex Dual Solar
1.32″25 days10 ATM69 g
9.4
10 Amazfit Cheetah 2 Ultra
Amazfit · 2026
Cheetah 2 Ultra
1.5″30 days5 ATM52 g
9.4
11 Garmin Epix Pro (Gen 2) Sapphire Edition 51mm
Garmin · 2023
Epix Pro (Gen 2) Sapphire Edition 51mm
1.4″31 days10 ATM88 g
9.4
12 Amazfit T-Rex Ultra 2
Amazfit · 2026
T-Rex Ultra 2
1.5″30 days10 ATM89.2 g
9.3
13 Garmin Tactix 7 AMOLED Edition
Garmin · 2022
Tactix 7 AMOLED Edition
1.4″31 days10 ATM96 g
9.3
14 Garmin Tactix 8 51mm AMOLED
Garmin · 2025
Tactix 8 51mm AMOLED
1.4″29 days10 ATM92 g
9.2
15 Garmin Tactix 8 51mm AMOLED Cerakote Coating
Garmin · 2025
Tactix 8 51mm AMOLED Cerakote Coating
1.4″29 days10 ATM94 g
9.2
16 Withings ScanWatch Nova
Withings · 2024
ScanWatch Nova
30 days10 ATM129 g
9.2
17 Garmin Quatix 8 51mm AMOLED
Garmin · 2025
Quatix 8 51mm AMOLED
1.4″29 days10 ATM92 g
8.9
18 Garmin Fenix 8 51mm AMOLED
Garmin · 2024
Fenix 8 51mm AMOLED
1.4″29 days10 ATM102 g
8.9
19 Garmin D2 Mach 2 51mm
Garmin · 2025
D2 Mach 2 51mm
1.4″26 days10 ATM92 g
8.9
20 Xiaomi Smart Band 9 Pro
Xiaomi · 2024
Smart Band 9 Pro
1.74″21 days5 ATM24.5 g
8.8
21 Garmin Fenix 9 Pro inReach 51mm
Garmin · 2026
Fenix 9 Pro inReach 51mm
1.5″31 days10 ATM99 g
8.8
22 Garmin Fenix 8 Pro 51mm AMOLED
Garmin · 2025
Fenix 8 Pro 51mm AMOLED
1.4″27 days10 ATM90 g
8.8
23 Garmin Fenix 9 Pro 51mm
Garmin · 2026
Fenix 9 Pro 51mm
1.5″31 days10 ATM99 g
8.8
24 Garmin D2 Mach 2 Pro
Garmin · 2026
D2 Mach 2 Pro
1.4″24 days10 ATM90 g
8.8
All 87 in the catalog

Brands in this collection

Garmin57Amazfit10Xiaomi6Coros5Withings3Honor2Huawei2Suunto1

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