Weight
- Xiaomi Watch S1 Pro
- 48.5 g
- WHOOP Peak 5.0 Sensor
- About 26.5 g
Wearable comparison
Compare battery life, health tracking, display and fit.
01Selected ![]() Xiaomi Watch S1 Pro
KSh 38,380In Stock | 02 ![]() WHOOP Peak 5.0 Sensor
KSh 38,000In Stock |
|---|







The WHOOP Peak 5.0 Sensor, a screenless tracker you read in the WHOOP app, gives daily recovery and strain scores and is lighter to wear all day, though it needs a WHOOP membership, while the Xiaomi Watch S1 Pro, a smartwatch with a 1.47-inch OLED screen, has built-in GPS for runs without your phone, is swimproof to 50 m and has faster recharging (1.42 hours).
The main differences to help you choose.
| Priority | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
|---|---|---|
| Battery life | 500 mAh battery | Up to 14+ days |
| Portability | 48.5 g | About 26.5 g |
| Display | 1.47-inch OLED display | Screenless tracker |
| Software | MIUI Watch OS | WHOOP with Peak membership |
| Connections | Wi-Fi 4, Bluetooth 5.2 | Bluetooth |
| Water resistance | 5 ATM | IP68 water and dust resistance |
| Sensors | Heart-rate sensor with blood-oxygen sensor | PPG heart-rate sensor, accelerometer |
| Sleep tracking | Sleep tracking | Light, REM and deep sleep |
| Charging | Wireless fast charging | Wireless PowerPack, compatible with USB-C Basic Charger |
| Positioning / GNSS | Dual-band GPS, beiDou | Connected smartphone GPS, no built-in GPS |
| Health & wellness features | All-day heart rate, blood oxygen | Continuous heart rate, HRV |
| Strap / band | Calfskin leather or fluororubber | SuperKnit Obsidian |
| Packing list | Watch, wireless charging dock including charging cable, user manual including warranty notice | WHOOP 5.0, superKnit Obsidian band |
Tick a topic above to see how each product answers it.
Explore the full specifications, section by section.
| Specification | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
|---|---|---|
| Display | 1.47-inch AMOLED | Screenless tracker |
| Screen resolution | 480 × 480 pixels | Not applicable |
| Display protection | Synthetic sapphire glass | — |
| Display features | Always-on display; up to 600 nits brightness | — |
| Specification | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
|---|---|---|
| Network / cellular | No cellular connectivity | — |
| SIM / eSIM | No | — |
| Wi-Fi | Wi-Fi 802.11 b/g/n (China only) | — |
| Bluetooth | 5.2, A2DP, LE | — |
| NFC | Supported; Mastercard payments (regional availability) | — |
| Positioning / GNSS | Dual-band GPS; BeiDou; GLONASS; Galileo; QZSS | Connected smartphone GPS; no built-in GPS |
| Specification | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
|---|---|---|
| Brand | Xiaomi | WHOOP |
| Model | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
| Announced | 2022, August 12 | — |
| Dimensions | 46 x 46 x 11.3 mm (1.81 x 1.81 x 0.44 in) | 34.7 × 24 × 10.6 mm |
| Weight | 48.5 g (1.73 oz) | Approximately 26.5 g |
| Build materials | Sapphire crystal front, stainless steel frame, sapphire crystal (heart rate zone), plastic back | Sensor housing with stainless-steel components; LED indicators |
| Wrist size | 135–205mm with supplied brown leather strap | — |
| Strap / band | Calfskin leather or fluororubber | SuperKnit Obsidian |
| Controls / buttons | Rotatable crown and watch button | — |
| Specification | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
|---|---|---|
| Processor | 12 nm chip | — |
| Operating system | MIUI Watch OS | — |
| Specification | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
|---|---|---|
| Speaker | Supported | — |
| Microphone | Supported | — |
| Calling | Bluetooth calling; AI call noise reduction | — |
| Specification | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
|---|---|---|
| Sensors | Heart-rate sensor with blood-oxygen sensor; accelerometer; gyroscope; geomagnetic; atmospheric; ambient light; capacitive; temperature | PPG heart-rate sensor; accelerometer; skin-temperature sensor |
| Health & wellness features | All-day heart rate; blood oxygen; stress tracking; high/low heart-rate alerts | Continuous heart rate; HRV; respiratory rate; skin temperature; Recovery; Strain; Healthspan; Health Monitor; Stress Monitor |
| Sleep tracking | Sleep tracking | Light, REM and deep sleep; duration; performance; consistency; sleep need |
| Sports / workout modes | 100+ fitness modes | Automatic and manual activity tracking |
| Training & outdoor features | Ten running courses; independent dual-band positioning; mountaineering distance tracking | — |
| Specification | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
|---|---|---|
| Battery capacity | 500 mAh | — |
| Battery life | Up to 14 days typical use; 10 days intensive use; 5 days AOD use | Up to 14+ days |
| Charging | Wireless fast charging | Wireless PowerPack; compatible with USB-C Basic Charger |
| Water resistance | 5 ATM | IP68; up to 10 m for 2 hours |
| Specification | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
|---|---|---|
| Phone compatibility | Android 6.0 or higher; iOS 11 or higher | iOS 18 or later recommended; Android 11 or later recommended |
| Companion app | Mi Fitness | WHOOP with Peak membership |
| Colors | Black, Silver | — |
| Specification | Xiaomi Watch S1 Pro | WHOOP Peak 5.0 Sensor |
|---|---|---|
| Case material | Stainless steel | — |
| Vibration motor | Linear vibration motor | — |
| Watch weight without strap | 48.5g without strap | — |
| Display material | Synthetic sapphire | — |
| Peak brightness | 600 nits | — |
| Cover / touchscreen | AMOLED touchscreen | — |
| Charging time | Approximately 85 minutes full charge; 10 minutes for up to 2 days typical use | Approximately 120 minutes |
| Packing list | Watch, wireless charging dock including charging cable, user manual including warranty notice | WHOOP 5.0; SuperKnit Obsidian band; Wireless PowerPack |
| Sports coach | 10 built-in running courses | — |
| Third-party fitness apps | Strava and Apple Health synchronization | — |
| Display | 1.47-inch AMOLED touchscreen; 480 × 480 | — |
| Case / strap | Silver stainless steel case; brown leather strap | — |
| Size / weight | 46 × 46 × 11.28mm; 48.5g watch body only | — |
| Wrist range | 135–205mm | — |
| Positioning | Five-system independent dual-band GNSS | — |
| Fitness | 100+ fitness modes; ten running courses | — |
| Connection / calls | Bluetooth 5.2 + BLE; paired-phone Bluetooth calling | — |
| Battery | 500mAh; up to 14 days under typical-use test conditions | — |
| Charging | Wireless dock; up to approximately 85 minutes with suitable QC3.0 equipment under test conditions | — |
| Compatibility | Android 6.0+; iOS 11+; Mi Fitness | — |
| Water resistance | 5ATM watch; protect leather strap from water | — |
| Package | Watch, wireless charging dock including charging cable, user manual including warranty notice | — |
| Release status | Available. Released 2022, August 12 | — |
| Model numbers | M2135W1, M2134W1 | — |
| Card slot | No | — |
| Camera | No | — |
| 3.5 mm headphone jack | No | — |
| USB | No | — |
| Radio | No | — |
| Network speed | No | — |
| Movement sensors | — | Accelerometer |
| Bluetooth and Wi-Fi | — | Bluetooth |
| Smart recognition | — | Automatic activity detection |
| Energy, load and readiness features | — | Recovery; Strain; Sleep scores; personalized coaching |
These products have the same published specifications.
Get the WHOOP Peak 5.0 Sensor if you want a screenless tracker with daily recovery and strain scores, or the Xiaomi Watch S1 Pro if you would rather have the time, notifications and workout stats on your wrist.
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