Fitness Trackers with Blood Oxygen (SpO2)

All Fitness Trackers

53 fitness trackers with blood oxygen (SpO2) from MorePro, Cevstho, Fitvii and more. Most cost $30 to $99, and half cost less than $50.

RLQA

Watch style

+Tracks heart rate, blood oxygen, steps, and sleep

+Blood pressure monitoring included

+Waterproof for wet conditions and water exposure

$39.99-60%Was: ~~$99.99~~

as of 11/03/2026 22:58 PST - Details

RewsxSpec score 9.5

Smart ring

+Tracks heart rate, blood oxygen, steps and sleep

+Waterproof for swimming and showering

+No subscription fee required

−Smart ring form is less suited to dashboard-style data

$42.61-28%Was: ~~$58.98~~

as of 11/04/2026 03:40 PST - Details

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

TrackJoySpec score 9.1

Smart ring, Under 10 days

+Tracks heart rate, blood oxygen, HRV and stress

+Tracks sleep in a compact smart ring

+Waterproof for wear in water

−Battery lasts under 10 days

$59.99

as of 11/04/2026 09:39 PST - Details

XiaomiSpec score 8.7

Band or bracelet, 20 days or more

+Tracks heart rate, blood oxygen and sleep

+Water resistant to 5ATM for swimming

+Battery lasts 20 days or more

−Band style may not suit those wanting a watch

$67.99

as of 11/04/2026 08:39 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

KalocSpec score 8.3

Watch style, Under 10 days

+Counts steps without an app or phone

+Tracks heart rate and blood oxygen

+Monitors sleep alongside activity

−Battery lasts under 10 days per charge

$29.99

as of 11/04/2026 02:37 PST - Details

GiwbeivSpec score 8.7

Screenless band, 20 days or more

+Tracks heart rate, SpO2, stress, steps and calories

+Battery lasts 20 days or more

+Waterproof for swimming and showering

−No screen on the band itself

$39.99

as of 11/04/2026 02:36 PST - Details

Choiknbo

Watch style

+Measures blood oxygen and heart rate

+Waterproof for wet conditions

+Watch-style design with step counting and sleep tracking

$19.99-17%List: ~~$23.99~~

as of 11/03/2026 22:58 PST - Details

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

FkgzjfSpec score 9.5

Smart ring

+Tracks blood oxygen, heart rate, and HRV

+Includes stress level and step tracking

+Waterproof ring suits daily wear and washing

−Ring form offers no display for reading data

$45.12-10%Was: ~~$50.13~~

as of 11/03/2026 22:58 PST - Details

AcmoySpec score 9.5

Smart ring

+Tracks heart rate, blood oxygen, and sleep

+Ceramic smart ring design in a compact form

+No subscription fee required to use it

$71.99-10%Was: ~~$79.99~~

as of 11/04/2026 00:23 PST - Details

Souyie

Watch style

+Tracks heart rate, blood oxygen and blood pressure

+Includes sleep tracking

+Waterproof for wear in water

$125.99-10%List: ~~$139.99~~

as of 11/04/2026 03:40 PST - Details

Zeacool

Watch style

+Tracks heart rate continuously throughout the day

+Measures blood oxygen for health monitoring

+Includes sleep tracking for overnight data

−Watch-style form is bulkier than a smart ring

$49.99

as of 11/04/2026 09:35 PST - Details

Fitvii

Watch style

+Monitors heart rate and blood pressure continuously

+Measures blood oxygen and sleep

+Waterproof for wet conditions

−Blood pressure readings are not a substitute for medical devices

$69.99

as of 11/03/2026 22:59 PST - Details

FkgzjfSpec score 9.5

Smart ring

+Tracks heart rate, blood oxygen, HRV and stress

+Includes sleep and step tracking

+Waterproof for wear in water

−Ring form has no display for reading data on the device

$58.98

as of 11/04/2026 03:40 PST - Details

OpoveSpec score 9.1

Smart ring, Under 10 days

+Tracks blood oxygen in a smart ring

+Waterproof for wet conditions

+No subscription required

−Battery lasts under 10 days per charge

$199.99

as of 11/04/2026 00:33 PST - Details

FuomutoSpec score 9.1

Smart ring, Under 10 days

+Measures heart rate and blood oxygen

+Smart ring form factor

+No subscription required

−Battery lasts under 10 days

$79.00

as of 11/03/2026 23:04 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

Daviko

Watch style

+Tracks heart rate, blood oxygen, steps and sleep

+Works without a phone or app

+Waterproof to 30 meters

−Name lists long battery life without a stated duration

$19.99

as of 11/04/2026 03:39 PST - Details

Hplszcn

Smart ring

+Tracks heart rate for daily monitoring

+Measures blood oxygen levels

+Waterproof to 5ATM for swimming

−Smart ring form may fit less comfortably than a band

$39.99

as of 11/04/2026 03:40 PST - Details

UouNeaCoSpec score 9.5

Smart ring

+Tracks heart rate, blood oxygen and sleep together

+Lists sports modes and skin temperature tracking

+Waterproof design suits swimming and showering

−Ring form factor means no on-device display for live readouts

$39.99

as of 11/04/2026 06:40 PST - Details

CevsthoSpec score 9.1

Smart ring, Under 10 days

+Tracks heart rate, blood oxygen, steps and sleep

+Waterproof for wear in water

+No subscription required to use tracking

−Battery lasts under 10 days per charge

$129.90

as of 11/03/2026 22:20 PST - Details

XUVSpec score 9.5

Smart ring

+Ring form is discreet to wear all day

+Tracks heart rate, blood oxygen and sleep

+Waterproof for everyday wear

−Ring form has no display

$79.99

as of 11/04/2026 08:40 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.

UniJethroSpec score 9.5

Smart ring

+Measures blood pressure and temperature

+Tracks heart rate and blood oxygen

+Tracks sleep without a phone

$39.99

as of 11/04/2026 03:40 PST - Details

MorePro

Women

+Tracks heart rate around the clock

+Monitors blood oxygen and blood pressure

+Tracks sleep and counts steps

No price recorded yet.

Compare specs

Type	Spec score	Price
Watch style	n/a	$39.99 as of 11/03/2026 22:58 PST - Details
Smart ring	9.5	$42.61 as of 11/04/2026 03:40 PST - Details
Smart ring	9.5	$29.99 as of 11/04/2026 03:40 PST - Details
Smart ring	9.1	$59.99 as of 11/04/2026 09:39 PST - Details
Band or bracelet	8.7	$67.99 as of 11/04/2026 08:39 PST - Details
Screenless band	n/a	$59.99 as of 11/04/2026 02:36 PST - Details
Watch style	8.3	$29.99 as of 11/04/2026 02:37 PST - Details
Screenless band	8.7	$39.99 as of 11/04/2026 02:36 PST - Details
Watch style	n/a	$19.99 as of 11/03/2026 22:58 PST - Details
Smart ring	n/a	$49.97 as of 11/03/2026 23:24 PST - Details

Before you buy

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

Fitness Trackers with Blood Oxygen (SpO2)

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