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Smartwatches: Case size from 46 mm + ECG

124 models from 17 brands, 2020–2026 — every model in the catalog with these features, best scores first.

Case size from 46 mmECG
Models124
Brands17
Newest2026
Median score7.7
Sorted by score

Smartwatches: Case size from 46 mm + ECG — best rated

124
1 Huawei Watch Ultimate 2
Huawei · 2025
Watch Ultimate 2
1.5″14 days20 ATM80.5 g
9.5
2 Knauermann PRO 4 2026 Smartwatch silber, ECG, IP67
9.5
3 Samsung Galaxy Watch Ultra2
Samsung · 2026
Galaxy Watch Ultra2
1.52″10 ATM61.5 g
9.4
4 Apple Watch Series 10 Aluminum
Apple · 2024
Watch Series 10 Aluminum
1.96″5 ATM29.3 g
9.4
5 Garmin Epix Pro (Gen 2) Sapphire Edition 51mm
Garmin · 2023
Epix Pro (Gen 2) Sapphire Edition 51mm
1.4″31 days10 ATM88 g
9.3
6 Apple Watch Series 11 Aluminum
Apple · 2025
Watch Series 11 Aluminum
1.96″5 ATM29.7 g
9.3
7 Garmin Tactix 7 AMOLED Edition
Garmin · 2022
Tactix 7 AMOLED Edition
1.4″31 days10 ATM96 g
9.3
8 Samsung Galaxy Watch Ultra
Samsung · 2024
Galaxy Watch Ultra
1.5″10 ATM60.5 g
9.2
9 Garmin Tactix 8 51mm AMOLED
Garmin · 2025
Tactix 8 51mm AMOLED
1.4″29 days10 ATM92 g
9.2
10 Vivo Watch 3
Vivo · 2023
Watch 3
1.43″5 ATM36 g
9.1
11 Knauermann Pro 3 2024 rund
Knauermann · 2024
Pro 3 2024 rund
1.43″5 days
9.1
12 Garmin Quatix 8 51mm AMOLED
Garmin · 2025
Quatix 8 51mm AMOLED
1.4″29 days10 ATM92 g
9.1
13 Garmin D2 Mach 2 51mm
Garmin · 2025
D2 Mach 2 51mm
1.4″26 days10 ATM92 g
9.1
14 Apple Watch Series 12 Aluminum
Apple · 2026
Watch Series 12 Aluminum
1.96″5 ATM39.5 g
9.1
15 Garmin Fenix 8 51mm AMOLED
Garmin · 2024
Fenix 8 51mm AMOLED
1.4″29 days10 ATM102 g
9.1
16 Samsung Galaxy Watch9
Samsung · 2026
Galaxy Watch9
1.47″5 ATM34 g
9.0
17 Huawei Watch D3
Huawei · 2026
Watch D3
1.92″6 days40 g
9.0
18 Hama Wach 7010
Hama · 2024
Wach 7010
1.43″6 days3 ATM
8.9
19 OPPO Watch 4 Pro
OPPO · 2023
Watch 4 Pro
1.91″5 ATM52.3 g
8.9
20 Huawei Watch 6
Huawei · 2026
Watch 6
1.5″11 days5 ATM38 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
8.7

Brands in this collection

Garmin44Huawei19Apple10Samsung9Xiaomi8Knauermann7Coros6Zeblaze5
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