REXQU CardioCall
Records an on-wrist ECG and takes Bluetooth calls, with SpO2, body temperature, sleep and stress on a 1.56″ AMOLED.
2 Colors Available
Compare REXQU health smartwatches for heart rate, blood-pressure wellness trends, blood oxygen (SpO₂), sleep and, on selected models, ECG, temperature, stress, GPS and safety features. Features vary by model, so use the comparisons below to find the right fit.
Watches with on-demand wrist ECG recordings plus heart-rate and other wellness data for people who want a closer look at rhythm trends and everyday heart-health information.
Shop all ECG & heart health smartwatches →
Records an on-wrist ECG and takes Bluetooth calls, with SpO2, body temperature, sleep and stress on a 1.56″ AMOLED.
2 Colors Available
Our flagship heart-health watch. Know your heart, every day.
6 Colors Available
On-demand ECG with heart-rate monitoring and blood-pressure wellness trends for a broader view of everyday heart data.
4 Colors Available
Engineered for precision — big on ECG, heart rate and blood pressure support.
3 Colors Available
A futuristic smartwatch combining powerful health tools with a luxury tech aesthetic.
2 Colors Available
ECG, heart-rate and blood-pressure wellness tracking on one of our biggest, easiest-to-read heart-health displays.
5 Colors Available
Oxygen-first health tracking for a fuller picture of how your body is doing.
6 Colors Available
Modern design meets daily health tracking — made to be worn everywhere.
3 Colors Available
Intelligent fitness tracking that keeps pace with your training and recovery.
7 Colors Available
All-round wellness watches for heart rate, blood-pressure trends, blood oxygen, sleep and other everyday metrics. Some features run in the background while others use deliberate spot checks, depending on the model.
Shop all blood pressure smartwatches →
Shop smartwatches for seniors →
Built around your core health — heart, oxygen and pressure tracking at its purest.
5 Colors Available
See deeper into your health — intelligent sensors bring clarity to every reading.
2 Colors Available
Comprehensive tracking for fitness, sleep, heart health and more.
4 Colors Available
A bright display with deep health insights on your wrist.
4 Colors Available
Simple, dependable health monitoring made for seniors and loved ones.
3 Colors Available
A bright 1.83″ everyday companion — heart, pressure, oxygen and sleep with calls from your wrist.
4 Colors Available
Your health hub on a 1.95″ AMOLED — on-demand ECG, blood pressure, SpO₂ and body temperature.
6 Colors Available
Premium build, serious tracking — health and fitness without limits.
2 Colors Available
Track workouts, steps, GPS routes and recovery — with rugged models built for rain, dust, trails and altitude. See the dedicated GPS & hiking smartwatch collection for navigation-focused picks.
Shop the full rugged smartwatches collection →
Shop smartwatches with a built-in flashlight →
GPS route planning and Bluetooth calling with 24/7 heart rate, blood pressure and SpO2 on a 1.43″ AMOLED — plus 100+ sport modes.
4 Colors Available
Built-in GPS, compass and barometer on a big 1.96″ AMOLED with up to 15-day battery and 100+ sport modes.
2 Colors Available
Built-in GPS with a precision altimeter, barometer and compass on a rugged IP68 body, plus a cold-weather mode.
2 Colors Available
A strong built-in LED flashlight with UV mode, Bluetooth calling and 100+ sport modes on a rugged IPX8 frame with 7–15 day battery.
2 Colors Available
Bluetooth calling, an LED flashlight, compass and barometric altitude on a 1.43″ AMOLED, with AI voice and wireless charging.
3 Colors Available
A big 1.73″ AMOLED and a huge 1000mAh battery with Bluetooth calling, 100+ sport modes and a compass with barometric altitude.
2 Colors Available
A rugged IP68 outdoor watch with a real-time compass and blood-pressure wellness tracking on a clear 1.52″ display.
2 Colors Available
A flagship crafted for users who demand peak performance and premium technology.
4 Colors Available
Engineered for heart health with the outdoors in mind.
4 Colors Available
Health tracking built for extreme outdoor use — without breaking the bank.
2 Colors Available
24/7 heart rate and sleep tracking in a 5ATM rugged build — with a 20m flashlight, UV and SOS lights.
2 Colors Available
24/7 heart-rate tracking in a bold rugged build — with Bluetooth calls, SOS and a built-in flashlight.
3 Colors Available
24/7 heart-rate tracking in a rugged AMOLED watch with up to 15 days per charge, in four trail colours.
4 Colors Available
24/7 heart-rate tracking on our biggest 2.01-inch display, in a rugged 37g body with 25-day standby.
3 Colors Available
24/7 heart rate and sleep tracking with a real compass and Bluetooth calls, in a three-proof rugged watch.
3 Colors Available
Compass, altitude and air pressure — with health tracking built for the outdoors.
2 Colors Available
Never lose your way — real-time compass, GPS track sync and Gorilla Glass toughness, with two straps in the box.
2 Colors Available
Military-grade build with heart rate, Bluetooth calls and an 800mAh battery.
2 Colors Available
A month of battery and a flashlight with SOS strobe — the outdoor watch that refuses to quit.
2 Colors Available
All the heart data, none of the screen — featherweight bands that track around the clock and disappear under a sleeve. Explore the dedicated screenless fitness tracker collection — no subscription, ever.
Screenless band with on-band ECG, 24/7 heart rate and HRV, blood pressure and sleep tracking — up to 30 days per charge.
3 Colors Available
Screenless safety band with real-time GPS, one-press SOS, fall detection and 24/7 heart, blood-pressure and oxygen monitoring.
Screenless band with 24/7 heart-rate, HRV, blood-pressure and blood-oxygen monitoring — plus cycle tracking and GPS activity.
Screenless tracker with 24-hour heart rate, blood pressure, blood oxygen and sleep tracking — up to 30 days on a single charge.
Health tracking wrapped in designs you’ll want to wear everywhere.
Everyday chronograph style with heart rate, blood pressure and SpO₂ built in.
4 Colors Available
Balance in one watch — wellness tracking with a clean, calm design.
6 Colors Available
Stylish all-in-one health tracking — heart rate, blood pressure, SpO₂ and calls from your wrist.
2 Colors Available
Fashion-forward round design with an ultra-bright AMOLED display and Bluetooth calls.
4 Colors Available
A 1.72-inch HD health watch — heart rate, blood pressure and blood oxygen with Bluetooth calls and guided breathing training.
4 Colors Available
Heart-rate monitoring, Bluetooth calls and NFC on a big 1.75-inch AMOLED with a rotating crown and 30+ day standby.
3 Colors Available
A brilliant 1.95″ AMOLED display in a featherlight 30g body, with a flashlight built in.
6 Colors Available
A 1.95-inch everyday health watch — 24/7 heart rate, blood oxygen, HRV stress and sleep reports, with Bluetooth calls and 5-10 day battery.
4 Colors Available
Elegant smartwatches with cycle tracking and women’s health features, in finishes made to be seen. Explore the dedicated women’s smartwatch collection for comparisons and FAQs.
Shopping for a child instead? See our new kids smartwatches — 4G watches with video calling, GPS tracking and SOS.
All-day heart rate, blood pressure and cycle tracking with Bluetooth calls and an AI voice assistant.
4 Colors Available
Heart-rate, sleep and cycle tracking on a big 1.75″ AMOLED in a diamond-accented case with NFC.
4 Colors Available
Heart-rate monitoring, Bluetooth calls and NFC in a crystal-studded case with 40+ day standby.
4 Colors Available
Heart-rate, women’s health tracking and Bluetooth calls behind a classic always-on analog look — just 23.5g.
2 Colors Available
Heart-rate, women’s health tracking and 100+ sport modes on a bright 1.43″ AMOLED — with wireless charging.
5 Colors Available
Heart-rate and women’s health tracking in a 6.8mm stainless-steel case with up to 28-day standby.
2 Colors Available
Heart-rate and women’s health tracking in a classic round watch with eight strap designs and wireless charging.
8 Designs Available
Heart-rate, sleep and women’s health tracking on a vivid 1.32″ AMOLED display with up to 30-day standby.
6 Designs Available
Start with the feature you will actually use. For wrist ECG, browse the ECG & heart health range and the ECG smartwatch buying guide. If blood-pressure wellness trends are your priority, compare the blood pressure smartwatch collection and the blood pressure smartwatch buying guide. For an all-round daily-health option, use the daily health monitoring watch buying guide. Buying for a parent or older adult? Compare the smartwatches for seniors. Active outdoors? The rugged smartwatches add features such as GPS, compasses and flashlights on selected models.
Product features vary by model, so check the linked product page for current specifications, app compatibility and battery information before buying. REXQU watches are consumer wellness devices; heart-rate, SpO₂, cuffless blood-pressure and wrist-ECG features should be interpreted as personal wellness information rather than a substitute for clinical measurement or diagnosis.
It depends on the features you value most. For wrist ECG, compare models such as the REXQU CoreX Pro and CardioSense. For a fast multi-vital wellness check, consider the VitaCore. For outdoor use, rugged models such as the EnduroBeam add features such as a flashlight and long battery life.
REXQU models listed in this collection are sold for use without a required monthly REXQU subscription. Companion-app features and availability vary by model, so check the individual product page for current details.
Look for a readable display, simple controls and the communication or safety features your family actually needs. Compare models such as CardioSense, VitaCore and IntelliFit, then use the Smartwatches for Seniors collection for a broader comparison.
Many REXQU health smartwatches support both iPhone and Android through their companion apps. Check the individual product page for the current app and operating-system requirements before buying.
Depending on the model, REXQU watches can track heart rate, blood-pressure wellness trends, blood oxygen (SpO₂), sleep and activity. Selected models add wrist ECG, HRV, skin-temperature trends, stress or other wellness features. These readings are for personal wellness awareness and are not a medical diagnosis.
Yes. REXQU screenless bands include the PulseBand, GuardBand, CardioBand and AeroBand. Features and battery life vary by model, so compare the screenless fitness tracker collection before choosing.
Battery life varies significantly by model and by use of the display, GPS, calls, notifications and sensors. Check the individual product page for the current normal-use and standby specifications; if battery life is a priority, see the health monitoring watch battery-life guide.