Battery life
- WHOOP ONE 5.0 Sensor
- Up to 14+ days
- Garmin CIRQA Smart Band
- Up to 10 days
Wearable comparison
Compare battery life, health tracking, display and fit.
01Selected ![]() WHOOP ONE 5.0 Sensor
KSh 37,000In Stock | 02 ![]() Garmin CIRQA Smart Band
KSh 40,000In Stock |
|---|






Of these two screenless trackers, the WHOOP ONE 5.0 Sensor lasts longer between charges (more than 14 days) and has a sturdier stainless steel build, though it needs a WHOOP membership, while the Garmin CIRQA Smart Band is lighter to wear all day and swimproof to 50 m.
The main differences to help you choose.
| Priority | WHOOP ONE 5.0 Sensor | Garmin CIRQA Smart Band |
|---|---|---|
| Battery life | Up to 14+ days | Up to 10 days |
| Portability | About 26.5 g | 14.8 g |
| Display | Screenless tracker | Screenless smart band |
| Water resistance | IP68 water and dust resistance | 5 ATM |
| Sensors | PPG heart-rate sensor, accelerometer | Optical heart-rate sensor, Pulse Ox sensor |
| Sleep tracking | Light, REM and deep sleep | Advanced sleep tracking, sleep score |
| Charging | USB-C Basic Charger, compatible with Wireless PowerPack | Garmin proprietary plug charger |
| Companion app | WHOOP with One membership | Garmin Connect |
| Strap / band | CoreKnit Jet Black | ComfortFit fabric, 14 mm quick-release pins |
| Packing list | WHOOP 5.0, coreKnit Jet Black band | Smart band, USB-C charging/data cable |
Tick a topic above to see how each product answers it.
Explore the full specifications, section by section.
| Specification | WHOOP ONE 5.0 Sensor | Garmin CIRQA Smart Band |
|---|---|---|
| Display | Screenless tracker | Screenless smart band |
| Screen resolution | Not applicable | Not applicable |
| Display protection | — | — |
| Specification | WHOOP ONE 5.0 Sensor | Garmin CIRQA Smart Band |
|---|---|---|
| Positioning / GNSS | Connected smartphone GPS; no built-in GPS | Connected smartphone GPS |
| Bluetooth | — | Bluetooth; ANT+ |
| Specification | WHOOP ONE 5.0 Sensor | Garmin CIRQA Smart Band |
|---|---|---|
| Brand | WHOOP | Garmin |
| Model | WHOOP ONE 5.0 Sensor | Garmin CIRQA Smart Band |
| Dimensions | 34.7 × 24 × 10.6 mm | 27 × 47 × 9 mm |
| Weight | Approximately 26.5 g | Module: 14.8 g; with S-M band: 20.7 g; with L-XL band: 21.2 g |
| Build materials | Sensor housing with stainless-steel components; LED indicators | Fibre-reinforced polymer |
| Strap / band | CoreKnit Jet Black | ComfortFit fabric; 14 mm quick-release pins; 24 mm band width |
| Announced | — | July 21, 2026 |
| Wrist size | — | S-M: 120–200 mm; L-XL: 145–240 mm |
| Controls / buttons | — | Hardware activity button |
| Specification | WHOOP ONE 5.0 Sensor | Garmin CIRQA Smart Band |
|---|---|---|
| Sensors | PPG heart-rate sensor; accelerometer; skin-temperature sensor | Optical heart-rate sensor; Pulse Ox sensor; skin-temperature sensor; accelerometer |
| Health & wellness features | Continuous heart rate; HRV; respiratory rate; skin temperature; Recovery; Strain | Continuous heart rate; HRV; Pulse Ox; Body Battery; stress; skin temperature; respiration; menstrual-cycle and pregnancy tracking |
| Sleep tracking | Light, REM and deep sleep; duration; performance; consistency; sleep need | Advanced sleep tracking; sleep score; sleep coach; naps; breathing variations |
| Sports / workout modes | Automatic and manual activity tracking | 80+ activities |
| Training & outdoor features | — | Training readiness; VO₂ max; fitness age; workout benefit; recovery time |
| Safety & emergency features | — | LiveTrack with connected smartphone |
| Specification | WHOOP ONE 5.0 Sensor | Garmin CIRQA Smart Band |
|---|---|---|
| Battery life | Up to 14+ days | Up to 10 days |
| Charging | USB-C Basic Charger; compatible with Wireless PowerPack | Garmin proprietary plug charger |
| Water resistance | IP68; up to 10 m for 2 hours | 5 ATM |
| Specification | WHOOP ONE 5.0 Sensor | Garmin CIRQA Smart Band |
|---|---|---|
| Phone compatibility | iOS 18 or later recommended; Android 11 or later recommended | iPhone and Android |
| Companion app | WHOOP with One membership | Garmin Connect |
| Specification | WHOOP ONE 5.0 Sensor | Garmin CIRQA Smart Band |
|---|---|---|
| Charging time | Approximately 120 minutes | — |
| Movement sensors | Accelerometer | — |
| Bluetooth and Wi-Fi | Bluetooth | — |
| Packing list | WHOOP 5.0; CoreKnit Jet Black band; Basic Charger | Smart band; USB-C charging/data cable; documentation |
| Smart recognition | Automatic activity detection | Automatic activity detection |
| Energy, load and readiness features | Recovery; Strain; Sleep scores; personalized coaching | — |
| strap material | CoreKnit | — |
| temperature monitoring | Skin-temperature tracking | — |
| Included membership tier | WHOOP One, 12-month subscription bundle as listed | — |
| Specification | WHOOP ONE 5.0 Sensor | Garmin CIRQA Smart Band |
|---|---|---|
| Storage | — | 128 MB |
These products have the same published specifications.
Get the WHOOP ONE 5.0 Sensor if you want longer battery life and a sturdier stainless steel build, or the Garmin CIRQA Smart Band if you would rather have a lighter tracker for all-day wear and a swimproof build.
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