Price Comparison
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Xiaomi Mi Band 4
VS
Garmin Forerunner 645 Music
Feature Comparison
Connections
Connections
| NFC Support | NFC version only | - |
|---|---|---|
| GPS Support | No | Yes |
| Bluetooth Support | - | Yes |
| Wireless Network Type | - | Yes |
Time and method of release
Time and method of release
| Introduction Time | 2019, June | 2018, August |
|---|---|---|
| Availability Status | Available. Released June 2019 | Available. Released August 2018 |
Display
Display
| Display Technology | AMOLED / Color / Touchscreen | - |
|---|---|---|
| Multi-Touch Capability | No | - |
| Screen protector type | Scratch-resistant glass | Corning Gorilla Glass 3 |
| Screen Size | 0.95 inch | - |
| Display Technical Details | 2.5D / 400 nits brightness / 24-bit color depth | - |
Operating system or software platform
Operating system or software platform
| OS Version | Compatible with Android 4.4 and iOS 9 and later | Garmin proprietary OS |
|---|
Storage memory
Storage memory
| Internal Memory Capacity | 16MB, 512KB RAM | - |
|---|
Capabilities
Capabilities
| Other Features and Capabilities | Pedometer / Distance traveled measurement / Heart rate measurement / Calories burned calculation / Display turn-on by lifting hand / Sleep monitoring / Sedentary reminder / Xiao AI voice assistant (NFC China version only) / Microphone (NFC China version only) | - |
|---|---|---|
| Messaging Method | Received notification announcement / Display received messages and emails | - |
| Smart Sensors | 3-axis accelerometer, optical heart rate sensor, pedometer, 3-axis altimeter, watch wear detection sensor | Accelerometer, Altimeter, Body thermometer, Heart rate sensor, Compass, Pedometer |
Miscellaneous
Miscellaneous
| Available Color Options | Black, Brown, Blue, Orange, Pink | Black |
|---|---|---|
| Global Price Range | 25 dollar ($) \$ | - |
Aesthetic features
Aesthetic features
| Size and Dimensions | Unspecified / Not specified | 42.5 * 42.5 * 13.5 millimeter (mm) |
|---|---|---|
| Product Weight | Regular Version: 22.1 g / NFC Version: 22.2 g | 42.5 gram (g) |
Body material and design
Body material and design
| Other Body Features | Water resistant up to 50 meters deep | Circular / Silicone band / Simple buckle clasp |
|---|---|---|
| Compatible SIM Card Types | - | No |
Battery capacity and performance
Battery capacity and performance
| Battery Type and Capacity | Non-removable 135 mAh Li-Po battery (standard version) / Non-removable 125 mAh Li-Po battery (NFC version) | - |
|---|---|---|
| Battery Standby Time | - | Up to 7 days in smartwatch mode / Up to 14 hours in GPS mode without music / Up to 5 hours in GPS mode with music |
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User Review Comparison
Xiaomi Mi Band 4
User Rating Comparison
Xiaomi Mi Band 4
0.0
/10
from total 1 Vote
Garmin Forerunner 645 Music
0.0
/10
from total 1 Vote
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