Battery life
- WHOOP ONE 5.0 Sensor
- Up to 14+ days
- OnePlus Watch 4
- 646 mAh battery
Wearable comparison
Compare battery life, health tracking, display and fit.
01Selected ![]() WHOOP ONE 5.0 Sensor
KSh 37,000In Stock | 02 ![]() OnePlus Watch 4
KSh 38,500In Stock |
|---|






The WHOOP ONE 5.0 Sensor, a screenless tracker you read in the WHOOP app, lasts longer between charges (14 days vs 5 days) and works with Android phones and iPhones, though it needs a WHOOP membership, while the OnePlus Watch 4, a smartwatch with a 1.5-inch OLED screen, has a premium titanium build and built-in GPS for runs without your phone.
The main differences to help you choose.
| Priority | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
|---|---|---|
| Battery life | Up to 14+ days | 646 mAh battery |
| Portability | About 26.5 g | 68 g |
| Display | Screenless tracker | 1.5-inch OLED display, 310 ppi |
| Software | WHOOP with One membership | OxygenOS Watch 8 |
| Connections | Bluetooth | Bluetooth 5.2 |
| Water resistance | IP68 water and dust resistance | IP69 water and dust resistance |
| Sensors | PPG heart-rate sensor, accelerometer | Accelerometer, gyroscope |
| Charging | USB-C Basic Charger, compatible with Wireless PowerPack | Charging base with USB-C cable |
| Positioning / GNSS | Connected smartphone GPS, no built-in GPS | Dual-frequency L1 + L5, GPS |
| Health & wellness features | Continuous heart rate, HRV | Heart rate, high and low heart-rate alerts |
| Smart recognition | Automatic activity detection | Running, walking |
| Strap / band | CoreKnit Jet Black | Fluororubber |
| Packing list | WHOOP 5.0, coreKnit Jet Black band | Watch, charging base |
Tick a topic above to see how each product answers it.
Explore the full specifications, section by section.
| Specification | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
|---|---|---|
| Display | Screenless tracker | 1.5-inch LTPO OLED |
| Screen resolution | Not applicable | 466 × 466 pixels; 310 ppi |
| Display protection | — | Sapphire crystal |
| Display features | — | 600 nits (typ), 1600 nits (HBM), 3000 nits (peak) |
| Specification | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
|---|---|---|
| Positioning / GNSS | Connected smartphone GPS; no built-in GPS | Dual-frequency L1 + L5; GPS; BeiDou; Galileo; GLONASS; QZSS |
| Network / cellular | — | No cellular connectivity |
| SIM / eSIM | — | Unsupported |
| Wi-Fi | — | Wi-Fi 2.4 GHz + 5 GHz |
| Bluetooth | — | Bluetooth 5.2 |
| NFC | — | Supported |
| Specification | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
|---|---|---|
| Brand | WHOOP | OnePlus |
| Model | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
| Dimensions | 34.7 × 24 × 10.6 mm | 47.4 × 47.4 × 11.0 mm |
| Weight | Approximately 26.5 g | Approximately 43 g without strap; 68 g with strap |
| Build materials | Sensor housing with stainless-steel components; LED indicators | Titanium-alloy case; PA and fibreglass back |
| Strap / band | CoreKnit Jet Black | Fluororubber |
| Announced | — | 2026, April 22 |
| Wrist size | — | 140–210 mm |
| Specification | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
|---|---|---|
| Sensors | PPG heart-rate sensor; accelerometer; skin-temperature sensor | Accelerometer; gyroscope; optical heart-rate sensor; optical blood-oxygen sensor; geomagnetic sensor; ambient-light sensor; barometer; wrist-temperature sensor |
| Health & wellness features | Continuous heart rate; HRV; respiratory rate; skin temperature; Recovery; Strain | Heart rate; high and low heart-rate alerts; SpO₂ spot checks and all-day monitoring; stress; breathing exercises; cycle tracking; 60-second Wellness Overview |
| Sleep tracking | Light, REM and deep sleep; duration; performance; consistency; sleep need | Deep, light and REM sleep; awake time; sleep score; breathing rate; SpO₂; snoring-risk assessment |
| Sports / workout modes | Automatic and manual activity tracking | 100+ sports modes |
| Training & outdoor features | — | Aerobic training effect; cardiorespiratory capacity; recovery time; heart-rate recovery; running form; track running |
| Safety & emergency features | — | Fall detection; emergency rescue |
| Specification | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
|---|---|---|
| Battery life | Up to 14+ days | Up to 5 days smart mode; 3 days heavy use; 16 days power saver |
| Charging | USB-C Basic Charger; compatible with Wireless PowerPack | Charging base with USB-C cable |
| Water resistance | IP68; up to 10 m for 2 hours | 5 ATM; IP69; IP68 |
| Battery capacity | — | 646 mAh typical; 632 mAh rated |
| Durability / certifications | — | MIL-STD-810H |
| Specification | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
|---|---|---|
| Phone compatibility | iOS 18 or later recommended; Android 11 or later recommended | Android 9.0 or later; GMS 23.45.23 or later |
| Companion app | WHOOP with One membership | OHealth |
| Colors | — | Midnight Titanium; Evergreen Titanium |
| Specification | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
|---|---|---|
| Charging time | Approximately 120 minutes | Approximately 75 minutes |
| Movement sensors | Accelerometer | — |
| Bluetooth and Wi-Fi | Bluetooth | — |
| Packing list | WHOOP 5.0; CoreKnit Jet Black band; Basic Charger | Watch; charging base; strap; USB-C cable; user guide; safety and warranty booklet |
| Smart recognition | Automatic activity detection | Running; walking; cycling; swimming; rowing machine; elliptical |
| 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 | — |
| Case material | — | Titanium alloy |
| Pixels per inch | — | 310 ppi |
| Peak brightness | — | 600 nits typical; 1,500 nits high-brightness mode; 3,000 nits peak in supported sports modes |
| Release status | — | Available. Released 2026, April |
| Card slot | — | No |
| Camera | — | No |
| 3.5 mm headphone jack | — | No |
| USB | — | No |
| Radio | — | No |
| Maximum charging power | — | Approximately 7.5 W |
| Operating temperature | — | 0–35 °C |
| Specification | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
|---|---|---|
| Processor | — | Qualcomm Snapdragon W5; BES2800 MCU |
| RAM | — | 2 GB |
| Storage | — | 32 GB |
| Operating system | — | OxygenOS Watch 8; Wear OS 6.0 |
| Specification | WHOOP ONE 5.0 Sensor | OnePlus Watch 4 |
|---|---|---|
| Speaker | — | Supported |
| Microphone | — | Supported |
| Calling | — | Bluetooth calling with a connected smartphone |
These products have the same published specifications.
Get the WHOOP ONE 5.0 Sensor if you want a screenless tracker with longer battery life, or the OnePlus Watch 4 if you would rather have the time, notifications and workout stats on your wrist.
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