10 best40mm Smartwatchof February 2025
112M consumers helped this year.
27% off
1
![Apple Watch Series 9 [GPS 45mm] Smartwatch with Pink Aluminium Case with Light Pink Sport Band. Fitness Tracker, Blood Oxygen & ECG Apps, Water-Resistant - M/L](https://images-proxy.bestreviews.guide/hgLFGRbsChBDNMK82VRe4NmYtN8=/0x150/https://m.media-amazon.com/images/I/31prV0AGEhL._SL500_.jpg)
Apple Watch Series 9 [GPS 45mm] Smartwatch with Pink Aluminium Case with Light Pink Sport Band. Fitness Tracker, Blood Oxygen & ECG Apps, Water-Resistant - M/L
Apple
![Apple Watch Series 9 [GPS 45mm] Smartwatch with Pink Aluminium Case with Light Pink Sport Band. Fitness Tracker, Blood Oxygen & ECG Apps, Water-Resistant - M/L](https://images-proxy.bestreviews.guide/hgLFGRbsChBDNMK82VRe4NmYtN8=/0x150/https://m.media-amazon.com/images/I/31prV0AGEhL._SL500_.jpg)
9.8
25% off
2
![Smart Watch for Men Women [Answer/Make Call], 1.8" Touchscreen Fitness Tracker with Heart Rate Blood Oxygen Sleep Monitor Compatible with iPhone & Android, Alexa Built-in, IP68 Waterproof Watch](https://images-proxy.bestreviews.guide/dgwvWcHRtBB-YVRG_tpRQ-HztjM=/0x150/https://m.media-amazon.com/images/I/41+WN5H8gSL._SL500_.jpg)
Smart Watch for Men Women [Answer/Make Call], 1.8" Touchscreen Fitness Tracker with Heart Rate Blood Oxygen Sleep Monitor Compatible with iPhone & Android, Alexa Built-in, IP68 Waterproof Watch
VRPEFIT
![Smart Watch for Men Women [Answer/Make Call], 1.8" Touchscreen Fitness Tracker with Heart Rate Blood Oxygen Sleep Monitor Compatible with iPhone & Android, Alexa Built-in, IP68 Waterproof Watch](https://images-proxy.bestreviews.guide/dgwvWcHRtBB-YVRG_tpRQ-HztjM=/0x150/https://m.media-amazon.com/images/I/41+WN5H8gSL._SL500_.jpg)
9.6
3
![Apple Watch SE (2nd Gen) [GPS 40mm] Smartwatch with Midnight Aluminium Case with Midnight Sport Loop. Fitness & Sleep Tracker, Crash Detection, Heart Rate Monitor, Water-Resistant - One Size](https://images-proxy.bestreviews.guide/6pCRQAEHQWzaBEH5_rq4MsuP0Xs=/0x150/https://m.media-amazon.com/images/I/41mI9w0mh3L._SL500_.jpg)
Apple Watch SE (2nd Gen) [GPS 40mm] Smartwatch with Midnight Aluminium Case with Midnight Sport Loop. Fitness & Sleep Tracker, Crash Detection, Heart Rate Monitor, Water-Resistant - One Size
Apple
![Apple Watch SE (2nd Gen) [GPS 40mm] Smartwatch with Midnight Aluminium Case with Midnight Sport Loop. Fitness & Sleep Tracker, Crash Detection, Heart Rate Monitor, Water-Resistant - One Size](https://images-proxy.bestreviews.guide/6pCRQAEHQWzaBEH5_rq4MsuP0Xs=/0x150/https://m.media-amazon.com/images/I/41mI9w0mh3L._SL500_.jpg)
9.3
4

Fitbit Versa 4 Fitness Smart Watch for Men and Women with Daily Readiness, Gps, 24/7 Heart Rate, 40+ Exercise Modes, Sleep Tracking and More, Black/graphite, One Size (S and L Bands Included)
Fitbit

9.0
5

Smart Watch for Women with Bluetooth Call Answer/Dail,1.9'' HD Full Touch Screen Fitness Tracker, Smartwatch with Heart Rate Blood Oxygen Sleep Monitor for Android and iPhone
EarlySincere

8.8
OtherUp to 17% off
6

Smart Watch for Men Women with Bluetooth Call, Alexa Built-in1.8 DIY Dial with Blood Oxygen Heart Rate Sleep Fitness Tracker Notification Weather 100 Sport Modes Smartwatch for Android iOS Phone
AITAFY

8.5
7

Samsung Galaxy Watch7 Smartwatch, 40mm, Fitness Tracking, BioActive Sensor, Personalized Sleep Coaching, LTE – Forest Green (CAD Version & Warranty)
Samsung

8.2
8

Smart-Watch-with-Alexa-Built-in, 100+ Fitness Tracker Smartwatch, IP68 Waterproof, Health Monitor for Heart Rate, Sleep, 24/7 Blood Oxygen & Stress, Smart Watch for Android and iPhone, Blue
SOUYIE

7.9
9

TOOBUR Smart Watch for Men Women, Alexa Built-in, Answer/Make Calls, 1.91" HD Screen Fitness Watch, IP68 Waterproof, Heart Rate Monitor, Sleep Tracker, Smartwatch Compatible Android iOS, Blue
TOOBUR

7.6
16% off
10

LIGE Military Smart Watch, 1.39'' HD Tactical Smart Watch for Men with Bluetooth Call/Heart Rate/Blood Pressure/Sleep Monitor, Sport Watch with 21 Sport Modes, IP68 Smartwatch for iOS Android, Black
LIGE

7.3
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