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Fitness trackers by health features ≫ Health monitoring

Fitness trackers with blood oxygen sensor

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Our selection of the 6 best fitness trackers with blood oxygen sensor (May 2026)

#1 Military Rugged Smart Watch for Men, AMOLED 1.43" HD Screen, Bluetooth Call Answer/Make, Blood Oxygen/Heart Rate/Sleep Tracker, 7-30 Day Battery, Waterproof Fitness Tracker for iOS Android Silver+Green

Military Rugged Smart Watch for Men, AMOLED 1.43" HD Screen, Bluetooth Call Answer/Make, Blood Oxygen/Heart Rate/Sleep Tracker, 7-30 Day Battery, Waterproof Fitness Tracker for iOS Android Silver+Green

★★★★★ ★★★★★ 8.3/10
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#2 Smart Watch for Women, 1.91" HD Fitness Watch with LED Flashlight, Heart Rate SpO2 Sleep Stress Monitor, 120+ Sports Modes, Waterproof Step Counter, Bluetooth Call Smartwatch for iOS Android R30MAX-Pink

Smart Watch for Women, 1.91" HD Fitness Watch with LED Flashlight, Heart Rate SpO2 Sleep Stress Monitor, 120+ Sports Modes, Waterproof Step Counter, Bluetooth Call Smartwatch for iOS Android R30MAX-Pink

★★★★★ ★★★★★ 8.2/10
#3 ScanWatch Nova, Hybrid Smartwatch Heart Health for M&F - ECG, SPO2, Temperature Monitoring, Sleep Tracking, Respiratory Health, Cycle Tracking, 35 Days Battery Life, iOS & Android, Black Black Medium

ScanWatch Nova, Hybrid Smartwatch Heart Health for M&F - ECG, SPO2, Temperature Monitoring, Sleep Tracking, Respiratory Health, Cycle Tracking, 35 Days Battery Life, iOS & Android, Black Black Medium

★★★★★ ★★★★★ 8.2/10
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🏆 Best choice
Military Rugged Smart Watch for Men, AMOLED 1.43" HD Screen, Bluetooth Call Answer/Make, Blood Oxygen/Heart Rate/Sleep Tracker, 7-30 Day Battery, Waterproof Fitness Tracker for iOS Android Silver+Green
#1 SOUYIE

Military Rugged Smart Watch for Men, AMOLED 1.43" HD Screen, Bluetooth Call Answer/Make, Blood Oxygen/Heart Rate/Sleep Tracker, 7-30 Day Battery, Waterproof Fitness Tracker for iOS Android Silver+Green

★★★★★ ★★★★★ 8.3 /10
+ Metal body and AMOLED screen make it look and feel more premium than most budget smartwatches
+ Battery life of about 7 days with normal use, even with notifications and health tracking on
+ Bluetooth calling and notifications work reliably once configured, good for quick calls and messages
#2
Smart Watch for Women, 1.91" HD Fitness Watch with LED Flashlight, Heart Rate SpO2 Sleep Stress Monitor, 120+ Sports Modes, Waterproof Step Counter, Bluetooth Call Smartwatch for iOS Android R30MAX-Pink

Blackview

Smart Watch for Women, 1.91" HD Fitness Watch with LED Flashlight, Heart Rate SpO2 Sleep Stress Monitor, 120+ Sports Modes, Waterproof Step Counter, Bluetooth Call Smartwatch for iOS Android R30MAX-Pink

★★★★★ ★★★★★ 8.2 /10
#3
ScanWatch Nova, Hybrid Smartwatch Heart Health for M&F - ECG, SPO2, Temperature Monitoring, Sleep Tracking, Respiratory Health, Cycle Tracking, 35 Days Battery Life, iOS & Android, Black Black Medium

Withings

ScanWatch Nova, Hybrid Smartwatch Heart Health for M&F - ECG, SPO2, Temperature Monitoring, Sleep Tracking, Respiratory Health, Cycle Tracking, 35 Days Battery Life, iOS & Android, Black Black Medium

★★★★★ ★★★★★ 8.2 /10
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Fitness trackers with heart rate monitor
Fitness trackers with sleep tracking
Fitness trackers with stress tracking