XIAOMI Smartwatches
XIAOMI Watch S4 Smartwatch
size: One Size. Option: Rainbow.
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Offer checked 12 October 2026. Price and availability may change.
A closer look
What matters before you buy
Size and fit
This is the One Size option. Match it to the size you need, and check the manufacturer's measurements if you're switching models or brands.
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Compare your options
Compare the details that matter to your choice. For more options, explore similar products below.
For a different size, compare Garmin Forerunner 165 with Music: 43 mm, alongside One Size for this option.
| Product | Size | Shop the option |
|---|---|---|
 This optionXIAOMI Watch S4 Smartwatch | One Size | Check retailer priceView on Amazon |
| 43 mm | £194.43View on Amazon | |
| One Size | £79.99View on Amazon | |
| M | £177.37View on Amazon |
- This option
XIAOMI Watch S4 Smartwatch
- Size
- One Size
Check retailer priceView on Amazon - Size
- 43 mm
£194.43View on Amazon- Size
- One Size
£79.99View on Amazon- Size
- M
£177.37View on Amazon
The exact specification
Product details
- Size
- One Size
- Option
- Rainbow
Full listing and model details
- Retailer listing
- XIAOMI Watch S4 Smartwatch, 1.43" AMOLED, 15-Day Battery, Rainbow
- Brand
- XIAOMI
- Model
- BHR9199GL
- Condition
- Used
- ASIN
- B0DSGN7ZGH
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CMF by Nothing Watch 3 Pro Smartwatch – Light Grey
- size
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- Colour
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- Model
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Check retailer price
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Sources & our approach
Product details come from the retailer’s listing, checked 12 October 2026. Our buying notes explain the listed differences and questions to resolve before ordering. We have not handled or tested this product.
Our editorial approach