XIAOMI Smart Band 10 Fitness Watch M2457B1
- Gps Geotagging Functionality: Built-In GPS
- Supported Satellite Navigation System: GPS
- Water Resistance Depth: 50 Meters
- Waterproof Rating: 5ATM
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A very light XIAOMI wrist tracker in black, though the available spec sheet only confirms weight and color, not sensors or battery life.
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ASIN: B0F9176WJQModel: M2457B1Category: Fitness Trackers
Overview
The XIAOMI M2457B1 is a wearable fitness tracker weighing just 15.95 grams, sold in black. It is a light, band-style tracker, though the listing does not detail sensors, battery life or display specs.
At under 16 grams, this tracker is built to sit unobtrusively on the wrist through workouts and sleep tracking alike. The listing itself is thin on feature specifics beyond weight and color, so shoppers wanting confirmation on battery life or tracked metrics should check the current Amazon listing before buying.
- 15.95 gram weight
- Black colorway
- XIAOMI branded
- Wrist worn fitness tracker format
Who it's for
Fits anyone who wants a minimal, lightweight wrist tracker and does not need a feature heavy smartwatch. Less useful for buyers who need confirmed specs like GPS or water resistance before purchasing, since those are not listed here.
Pros and cons
- Very lightweight at under 16 grams
- Listing provides no detail on battery life, sensors or display
- Feature set beyond weight and color is unconfirmed
Performance notes
A 15.95 gram build points to a slim band-style tracker rather than a bulkier smartwatch, which usually means less strain on the wrist during sleep tracking and long workouts.
Where it stands among fitness trackers
- 233 mAh battery capacity: longer than 70% of the fitness trackers we list.
From the specs of the 43 fitness trackers we list; not a test result.
Specifications
| Brand | XIAOMI |
|---|---|
| Model | M2457B1 |
| Dimensions & fit | |
| Water Resistance Depth | 50 Meters |
| Screen Size | 1.7 incheshigher than 83% of 30 fitness trackers |
| Item Weight | 0.04 poundslower than 86% of 22 fitness trackers |
| Item Dimensions D X W X H | 0.4 × 0.8 × 1.8 inches |
| Capacity & performance | |
| Battery Capacity | 233 mAhhigher than 70% of 28 fitness trackers |
| Memory Storage Capacity | 0.064 GBlower than 62% of 27 fitness trackers |
| Age Range Description | Adult |
| Power & efficiency | |
| Battery Charge Time | 1 hourlower than 68% of 20 fitness trackers |
| Battery Cell Type | NiMH |
| Battery Power | 233 mAh |
| Construction & materials | |
| Band Material Type | Thermoplastic Polyurethane (TPU) |
| Color | Black |
| Compatibility & installation | |
| Compatible Phone Models | Compatible with iOS and Android devices |
| Connectivity Technology | Bluetooth |
| Human Interface Input | Touchscreen |
| Compatible Devices | Smartphone |
| Warranty & support | |
| Supported Satellite Navigation System | GPS |
| Warranty Type | Limited |
| Supported Application | Mi Fitness |
| Other details | |
| Gps Geotagging Functionality | Built-In GPS |
| Waterproof Rating | 5ATM |
| Water Resistance Level | Waterproof |
| Operating System | Watch OS 8 |
| Wearable Computer Type | Smart Watch |
| Display Type | AMOLED |
| Resolution | 192 x 490 |
| Communication Feature | Notification |
| Control Type | MI Fitness |
| Closure Type | Buckle |
| Shape | Rectangular |
| Sport Type | Cycling, Diving, Multi-Sports, Running |
| Additional Features | Activity Tracker, Cycle Tracking, GPS, Lightweight, Time Display |
| Builtin Media | Charging Cable, User Manual, Watch Band |
| Wireless Compability | Bluetooth |
| Metrics Measured | Heart Rate, Stress, Sleep Duration, Blood Oxygen |
| Style Name | Modern |
| Target Audience | Boys, Girls, Men, Women |
| Maximum Display Brightness | 1500 nits |
Closest rivals on specs
Samsung Galaxy Fit 3 Fitness Tracker 40mm- Memory Storage Capacity 0.06 vs 0.02 GB (+300%)
- Battery Capacity 233 vs 208 mAh (+12%)
- Item Weight 0.04 vs 0.11 pounds (-64%)
FITVII HM57 Fitness Tracker with Calling- Screen Size 1.7 vs 1.9 inches (-11%)
Kriutefy Smart Watch Fitness Tracker- Memory Storage Capacity 0.06 vs 0.26 GB (-75%)
- Screen Size 1.7 vs 1.9 inches (-11%)
Frequently asked questions
How much does the XIAOMI M2457B1 weigh?
15.95 grams.
What color options are available?
Black.
What health metrics does it track?
The available spec data does not list tracked metrics, so check the current Amazon listing for that detail.