Xiaomi Mi Band 9 Smart Band 9: 50 meters waterproof (5ATM)
Meet the Smart Band 9—your new workout buddy that doesn’t quit. It’s got this gorgeous 1.62-inch AMOLED screen that’s so bright (we’re talking 1200nits peak brightness) it’ll make your old watch look like it’s stuck in the dark ages. And yeah, it adjusts the brightness for you because, let’s be honest, who’s got time for that? 🏊♂️ Oh, and it’s 5ATM waterproof, so go ahead, take it for a swim (just maybe skip the deep-sea diving or your bubble bath).
When it comes to keeping tabs on your health, this thing is like having a mini doctor on your wrist. It’s packed with high-precision sensors that keep an eye on your heart rate, blood oxygen levels, and how well you’re sleeping (or not). Plus, it teams up with the pros to give you tips on catching better Z’s. 🔋 And the battery? It’s a beast. Thanks to some smart tech (a professional low-power sensor and clever power-saving tricks), it can go up to 21 days without begging for a charge. That’s right, weeks.
📱 Whether you’re team Android (8.0 or above) or iOS (12.0 or above), this band plays nice. Sync it up with the Xiaomi Sports Health app, and you’re golden. And with its aluminum alloy middle frame and TPU wristband, it’s tough enough to handle your daily grind while keeping things comfy. Because let’s face it, nobody wants a watch that feels like a brick on their wrist.
General specs
- Brand: Xiaomi
- Model: Mi Band 9
- Seller: Sunsky
- Weight: about 15.8g (without wristband)
- Size: 46.53x21.63x10.95 mm
- Screen size and type: 1.62-inch AMOLED screen
- Screen resolution: 192x490, supports full-screen touch operation
- Screen brightness: 1200nit, supports automatic brightness adjustment
- Cover material: 2.5D tempered glass cover
- Shell material: aluminum alloy middle frame + fiber high-strength polymer
- Sensor: accelerometer, gyroscope sensor, optical heart rate and blood oxygen sensor, ambient light sensor
- Waterproof level: 5ATM
- Wireless connection: Bluetooth 5.4
- Vibration motor: linear motor
- Battery capacity: 233mAh
- Charging time: about 60min
- Adjustable length of wristband: 135-210mm, material: TPU
- System language: Simplified Chinese, Traditional Chinese, English
- Supported systems: Android 8.0 or iOS 12.0 and above
- Supporting APP: Xiaomi Sports Health
If you are interested in more details, you can find full information on the seller's page.
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Xiaomi Mi Band 9 50 meters waterproof (5ATM)
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Xiaomi Smart Band 9 50 meters waterproof (5ATM)
|
Xiaomi M2345B1 1.62" AMOLED display
|
Xiaomi Mi Band 6 Fitness tracking
|
Xiaomi Smart Band 9 Pro 50 meters waterproof (5ATM)
|
Xiaomi Watch S3 1.43" AMOLED Display
|
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| Brand | Xiaomi | Xiaomi | Xiaomi | Xiaomi | Xiaomi | Xiaomi |
| Model | Mi Band 9 | Smart Band 9 | M2345B1 | Mi Band 6 | Smart Band 9 Pro | Watch S3 |
| Color | ||||||
| Rating |
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| Price | $44.06 | $43.23 | $58.99 | $62.00 | $75.40 | $125.00 |
| Seller | Sunsky | Sunsky | Amazon | Gshopper | Sunsky | Gshopper |
| Update | May 9, 2025 | May 13, 2025 | May 13, 2025 | July 25, 2024 | May 10, 2025 | July 25, 2024 |
| Weight | about 15.8g (without wristband) | 15.8g (without wristband) | about 24.5g (without wrist strap) | |||
| Size | 46.53x21.63x10.95 mm | 46.53x21.63x10.95 mm | 43.27x32.49x10.8mm | |||
| Screen size and type | 1.62-inch AMOLED screen | 1.62-inch AMOLED screen | 1.74-inch AMOLED color square screen | |||
| Screen resolution | 192x490, supports full-screen touch operation | 192x490 | 336x480, supports full-screen touch operation | |||
| Screen brightness | 1200nit, supports automatic brightness adjustment | 1200nit | 1200nit, supports automatic brightness adjustment | |||
| Cover material | 2.5D tempered glass cover | 2.5D tempered glass cover | 2.5D tempered glass cover | |||
| Shell material | aluminum alloy middle frame + fiber high-strength polymer | aluminum alloy middle frame + fiber high-strength polymer | aluminum alloy middle frame + fiber high-strength polymer | |||
| Sensor | accelerometer, gyroscope sensor, optical heart rate and blood oxygen sensor, ambient light sensor | accelerometer, gyroscope sensor, optical heart rate and blood oxygen sensor, ambient light sensor | acceleration sensor, gyroscope sensor, optical heart rate and blood oxygen sensor, ambient light sensor, geomagnetic sensor | |||
| Waterproof level | 5ATM | 5ATM | 5ATM | |||
| Vibration motor | linear motor | linear motor | linear motor | |||
| Battery capacity | 233mAh | 233mAh | 350mAh | |||
| Charging time | about 60min | about 60min | about 75min | |||
| Supported systems | Android 8.0 or iOS 12.0 and above | Android 8.0 or iOS 12.0 and above | Android 8.0 or iOS 12.0 and above | |||
| Supporting APP | Xiaomi Sports Health | Xiaomi Sports Health | Xiaomi Sports Health | |||
Smart Band 9
Reviews
Sparkle
March 22, 2025
Sofia Ferreira
March 20, 2025
Mia King
March 20, 2025
Ella Brown
March 20, 2025
Jonas López
March 16, 2025
Grace Kwiatkowski
March 12, 2025
Anna Nowak
March 12, 2025