Price Comparison
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Xiaomi Mi Band 4
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Oppo Watch 2
Feature Comparison
Connections
Connections
| NFC Support | NFC version only | Yes |
|---|---|---|
| GPS Support | No | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Bluetooth Support | - | 5.0, A2DP, LE |
| USB Connections Type | - | No, charges via proprietary magnetic port |
Time and method of release
Time and method of release
| Introduction Time | 2019, June | July 27, 2021 |
|---|---|---|
| Availability Status | Available. Released June 2019 | Available, released July 27, 2021 |
Display
Display
| Display Technology | AMOLED / Color / Touchscreen | - |
|---|---|---|
| Multi-Touch Capability | No | - |
| Screen protector type | Scratch-resistant glass | - |
| Screen Size | 0.95 inch | 1.91 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 | Android Wear (Global version) / ColorOS Watch 2.0 (China version) |
|---|---|---|
| Chip Model | - | Qualcomm Snapdragon Wear 4100 (12nm) |
Storage memory
Storage memory
| Internal Memory Capacity | 16MB, 512KB RAM | 8GB with 1GB 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) | Supports 100 different sport modes, Heart rate monitoring, Blood oxygen level measurement, Sleep monitoring, Stress status monitoring |
|---|---|---|
| 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 sensor / Gyroscope / Optical heart rate sensor with blood oxygen (SpO2) level calculation capability / Barometer / Compass |
Miscellaneous
Miscellaneous
| Available Color Options | Black, Brown, Blue, Orange, Pink | Black, Blue, Rose Gold |
|---|---|---|
| Global Price Range | 25 dollar ($) \$ | - |
Aesthetic features
Aesthetic features
| Size and Dimensions | Unspecified / Not specified | 46.4 x 38.5 x 11.6 mm |
|---|---|---|
| Product Weight | Regular Version: 22.1 g / NFC Version: 22.2 g | 35g (46mm model) / 31g (42mm model) |
Body material and design
Body material and design
| Other Body Features | Water resistant up to 50 meters deep | - |
|---|---|---|
| Compatible SIM Card Types | - | eSIM (Market dependent) |
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) | Non-removable 510 mAh Li-Ion battery |
|---|---|---|
| Battery Standby Time | - | Up to 10 days (normal use) / Up to 7 days (heavy use) / One day of use with only 5 minutes of charge |
Audio features
Audio features
| Speaker Type | - | Yes |
|---|
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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
Oppo Watch 2
0.0
/10
from total 1 Vote
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