The Xiaomi Watch S4 with the code BHR07VRGL is Xiaomi's new offering for those looking for a stylish, lightweight and highly functional smartwatch. With advanced sensors, HyperOS and full Android and iOS compatibility, it is an ideal choice for professionals, athletes and users who want to monitor their health and daily life with precision.
Technical Characteristics
| Feature | Price |
|---|---|
| MPN | BHR07VRGL |
| Year of circulation | September 2025 |
| Screen | 1.32″ AMOLED, 466×466 px, 1500 nits, 60Hz |
| Functional | HyperOS |
| Battery | 320mAh - up to 4 days of use |
| Loading | Magnetic USB base - full charge in ~2 hours |
| Materials | Stainless steel (body), fluorocarbon rubber (strap) |
| Dimensions | 41.2 × 41.2 × 9.5 mm |
| Weight | 32 g |
| Color | Black |
| NFC | Supported for payments to the EU. |
| Networks | GPS, GLONASS, Galileo, BeiDou, QZSS |
| SIM | Not supported |
| SAR | Not applicable to wearables |
| Energy Class | Not classified (portable low power appliance) |
Package Contents (Greece)
- Xiaomi Watch S4 41mm
- Fluororubber strap (120-190 mm)
- Magnetic USB charging base
- User manual
- ❌ Wall charger not included - in accordance with Directive 2009/125/EC on e-waste reduction
⚙️ Instructions for Use & Charging
- Connect the charging base to a USB 5V⎓1A or low power PD charger
- Fully charge before first use (~2 hours)
- Turn on HyperOS and sync with Mi Fitness or Google Fit
- Use NFC for contactless payments (Google Pay, Mi Pay)
IoT & AI Video Integration
- Works with Xiaomi Smart Home for notifications and device control
- Does not support AI video editing - only smartphone camera viewing and manipulation
Warranty & DOA
- 2 years warranty for individuals / 1 year for professionals
- DOA: 14 days from receipt with full replacement
- Returns: 14 days for consumers, 7 days for professionals with a documented defect
- Warranty rating: 4.6/5 (according to Amazon DE, Saturn)
Probability of Defect
- Xiaomi Watch series: ~1.3% defectivity within first 2 months
⭐ User Reviews
Positive
- “Very light and comfortable on the wrist.”
- “The screen is bright and easy to read in the sun.”
- "NFC works perfectly with Google Pay."
- “Accurate monitoring of sleep and heart rate.”
- “HyperOS is fast and stable.”
- “GPS is very accurate in outdoor activities.”
- “The battery lasts 3-4 days with normal use.”
- “The strap is comfortable and does not cause irritation.”
- “Easy to connect to Android and iOS.”
- “It's worth the money.”
Negative
- “It doesn't have LTE or eSIM.”
- “Does not support installation of third-party applications.”
- “Charging requires a dedicated base.”
Tests & Findings
- GSMArena: “The Xiaomi Watch S4 is a balanced smartwatch with a premium design and reliable sensors.”
- TechAdvisor: “Great choice for users who want a smartwatch without the fuss - clean, functional and beautiful.”
- NotebookCheck: “HyperOS is more stable than MIUI Watch - autonomy and GPS accuracy stand out.”
Advantages over Xiaomi Watch S3
- Higher screen brightness (1500 nits vs 1000)
- Newer HyperOS instead of MIUI Watch
- Bluetooth 5.4 instead of 5.2
- Lighter and thinner body
- Better sensor accuracy (SpO2, temperature)
Data transfer
- Sync via Mi Fitness App
- Compatible with Google Fit and Apple Health
- Does not support file transfer - only health and activity data synchronisation
Featured Peripherals
- USB charger 5V⎓1A or PD 18W
- Additional 22mm straps (leather, silicone)
- Screen Protector 1.32″
- Xiaomi Watch S4 charging cradle (spare part)
Xiaomi – History & Innovation
Xiaomi was founded in 2010 in Beijing and has grown into one of the world's leading technology manufacturers. Starting with smartphones, the company expanded into wearables, IoT, smart home devices and precision tools. Xiaomi's philosophy is based on offering high quality products at affordable prices, with a focus on innovation and user experience. The Xiaomi Watch line incorporates technologies that facilitate everyday work, health and sports tracking, with a focus on ergonomics, precision and durability. Xiaomi continues to invest in R&D and partner with leading suppliers to deliver products that stand out in every category.
Conclusion - why buy it now and as a business without VAT
The Xiaomi Watch S4 41mm (MPN BHR07VRGL) offers immediate benefits to individuals and businesses: a premium, lightweight smartwatch solution with an excellent display (1500 nits), accurate multiband GNSS, and a rich set of health sensors covering heart rate monitoring, SpO2, temperature and sleep analysis. Up to 4 days of autonomy combined with fast magnetic charging facilitates all-day usage. NFC supports contactless payments in the European market, making it a useful tool for professionals who need transaction speed as well.
For businesses, buying through our site offers additional advantages: local support, RMA management and a VAT-free B2B invoicing option that reduces the total cost of acquisition. International testing confirms sensor accuracy and reliability, while HyperOS improves the experience over previous models. If you manage field service, sales or health/fitness teams, the Watch S4 improves activity tracking, safety (SOS / fall detection) and daily efficiency. Any drawbacks (lack of LTE/eSIM, dedicated charging base) are offset by the strong feature/price ratio and overall user experience. Buy now from our site for fast delivery, comprehensive after-sales support and the option to purchase without VAT - saving immediate funds and ensuring local technical coverage for your business.
