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Smartwatches: watchOS + ECG

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Smartwatches: watchOS + ECG

21 models from 1 brand, 2020–2026 — every model in the catalog with these features, best scores first.

watchOSECG

Open in catalog

Models21

Brands1

Newest2026

Median score7.9

Sorted by score

Smartwatches: watchOS + ECG — best rated

21

1

Apple Watch Series 10 Aluminum

Apple · 2024

Watch Series 10 Aluminum

1.96″5 ATM29.3 g

9.4

2

Apple Watch Series 11 Aluminum

Apple · 2025

Watch Series 11 Aluminum

1.96″5 ATM29.7 g

9.3

3

Apple Watch Series 9 Aluminum

Apple · 2023

Watch Series 9 Aluminum

1.9″5 ATM31.9 g

9.3

4

Apple Watch Series 8 Aluminum

Apple · 2022

Watch Series 8 Aluminum

1.9″5 ATM32 g

9.1

5

Apple Watch Series 7 Aluminum

Apple · 2021

Watch Series 7 Aluminum

1.9″5 ATM32 g

9.1

6

Apple Watch Series 12 Aluminum

Apple · 2026

Watch Series 12 Aluminum

1.96″5 ATM39.5 g

9.0

7

Apple Watch Edition Series 7

Apple · 2021

Watch Edition Series 7

1.9″5 ATM37 g

8.9

8

Apple Watch Series 6 Aluminum

Apple · 2020

Watch Series 6 Aluminum

1.78″5 ATM36.5 g

8.9

9

Apple Watch Edition Series 6

Apple · 2020

Watch Edition Series 6

1.78″5 ATM41.3 g

8.7

10

Apple Watch Ultra 4

Apple · 2026

1.98″2.1 days10 ATM63 g

7.9

11

Apple Watch Series 6

Apple · 2020

1.78″2 days5 ATM47.1 g

7.9

12

Apple Watch Ultra 2

Apple · 2023

1.92″1.5 days10 ATM61.4 g

7.5

13

Apple Watch Ultra 3

Apple · 2025

1.98″1.5 days10 ATM61.6 g

7.4

14

Apple Watch Ultra

Apple · 2022

1.92″1.5 days10 ATM61.3 g

7.3

15

Apple Watch Series 10

Apple · 2024

Watch Series 10

1.96″0.8 days5 ATM34.4 g

6.1

16

Apple Watch Series 12

Apple · 2026

Watch Series 12

1.96″1 days5 ATM52.9 g

6.1

17

Apple Watch Series 11

Apple · 2025

Watch Series 11

1.96″0.8 days5 ATM34.6 g

6.0

18

Apple Watch SE 3

Apple · 2025

1.78″0.8 days5 ATM26.4 g

5.9

19

Apple Watch Series 9

Apple · 2023

1.9″0.8 days5 ATM42.3 g

5.9

20

Apple Watch Series 7

Apple · 2021

1.9″0.8 days5 ATM42.3 g

5.8

21

Apple Watch Series 8

Apple · 2022

1.9″0.8 days5 ATM42.3 g

5.8

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To compare: 0up to 4 models