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Fitness Trackers with Blood Oxygen (SpO2)

All Fitness Trackers

12 fitness trackers with blood oxygen (SpO2) from MorePro, Cevstho, Fitvii and more. Most cost $30 to $69, and half cost less than $51.

All filtersFilters (2)×
Who it is for: Women  ×Blood oxygen (SpO2): Blood oxygen (SpO2)  ×Clear all
BrandHitienx2MorePro2HollowTree1Iaret1Lgnitek1MaxKite1S Secrettop1
TypeSmart ring6Watch style3Screenless band1
Who it is forWomen12
Battery daysUnder 10 days1
WaterproofWaterproof10
Blood pressureBlood pressure3
No subscriptionNo subscription5
Heart rateHeart rate11
Sleep trackingSleep tracking12
Step counterStep counter5
Blood oxygen (SpO2)Blood oxygen (SpO2)12
PriceUnder $251Under $504Under $757Under $1007Under $1503Under $2001Under $2501$25 & above7$50 & above4$100 & above1
Clear allShow 12 Fitness Trackers
Who it is for: Women  ×Blood oxygen (SpO2): Blood oxygen (SpO2)  ×12 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
ChendssfkdSpec score 9.5

Smart ring, Women

+Tracks heart rate, blood oxygen and sleep
+IP68 waterproof for water exposure
+No subscription fee required
$29.99-25%List: $39.99
as of 11/04/2026 03:40 PST - Details
Lgnitek

Screenless band, Women

+Tracks heart rate, blood oxygen, sleep and blood pressure
+Designed for women
+Waterproof for swimming and showering
−No screen on the band itself
$59.99
as of 11/04/2026 02:36 PST - Details
MaxKiteSpec score 9.1

Smart ring, Women, Under 10 days

+Slim ring form for discreet daily wear
+Tracks heart rate, blood oxygen and sleep
+Designed for women's health tracking
−Battery lasts under 10 days per charge
No price recorded yet.
MorePro

Women

+Tracks heart rate around the clock
+Monitors blood oxygen and blood pressure
+Tracks sleep and counts steps
No price recorded yet.
Generic

Watch style, Women

+Includes two bands, metal and sport
+Measures heart rate, blood oxygen, and sleep
+Waterproof for wet conditions
No price recorded yet.
Hitienx

Smart ring, Women

+Tracks heart rate, blood oxygen and sleep
+Ultra-thin smart ring form factor
+Waterproof for swimming and showering
−Designed for women, so the audience is limited
$49.97-11%List: $55.97
as of 11/03/2026 23:24 PST - Details
HitienxSpec score 9.5

Smart ring, Women

+Tracks heart rate, blood oxygen and sleep
+Ultra-thin smart ring form factor
+Works without a phone
−Designed for women, so the audience is limited
$52.17-10%List: $57.97
as of 11/03/2026 23:24 PST - Details
HollowTreeSpec score 9.5

Smart ring, Women

+Tracks heart rate, blood oxygen, steps and sleep
+Waterproof for wear in water
+No subscription required to use tracking features
−Ring form has no display for reading data on the device
$49.98
as of 11/04/2026 03:40 PST - Details
Generic

Watch style, Women

+Includes two bands, metal and sport
+Measures heart rate, blood oxygen, and sleep
+Waterproof for wet conditions
$19.99
as of 11/03/2026 22:58 PST - Details
S Secrettop

Smart ring, Women

+Tracks heart rate, blood oxygen and sleep
+No subscription required
+Designed for women
$199.99
as of 11/04/2026 01:37 PST - Details
Iaret

Watch style, Women

+1.27 inch AMOLED display for viewing data
+Tracks heart rate, blood oxygen and sleep
+Includes 3 bands
$69.99
as of 11/04/2026 03:42 PST - Details

Compare specs

fitness trackerTypeSpec scorePrice
Smart ring9.5$29.99
as of 11/04/2026 03:40 PST - Details
Screenless bandn/a$59.99
as of 11/04/2026 02:36 PST - Details
Smart ring9.1No current price
n/aNo current price
Watch stylen/aNo current price
Smart ringn/a$49.97
as of 11/03/2026 23:24 PST - Details
Smart ring9.5$52.17
as of 11/03/2026 23:24 PST - Details
Smart ring9.5$49.98
as of 11/04/2026 03:40 PST - Details
Watch stylen/a$19.99
as of 11/03/2026 22:58 PST - Details
Smart ringn/a$199.99
as of 11/04/2026 01:37 PST - Details

Before you buy

Other features

Smartwatches1,628Wearable Wristbands93Smart Glasses77Fitness Clip Accessories53Binoculars228Network Cables1,382Cameras2,556PC Cases264Chromebooks196CPU Coolers393Processors247Desktops1,531

Popular filters

Fitness Trackers with Sleep Tracking156Fitness Trackers under $100141Fitness Trackers with Heart Rate140Waterproof Fitness Trackers134Fitness Trackers under $75129Fitness Trackers under $50102Fitness Trackers with Step Counter85Smart Rings79

Fitness Trackers by use

Fitness Trackers with No Phone Needed25

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.