| Product |
Huawei Children's Watch 4X
|
Vivo Watch 3
|
| Battery |
| Charging |
10W wiredWireless, 50% in 20 min |
- |
| Type |
Li-Ion 800 mAh |
505 mAh |
| Body |
| Dimensions |
53 x 45.7 x 14.7 mm (2.09 x 1.80 x 0.58 in) |
46.1 x 46.1 x 13.8 mm (1.81 x 1.81 x 0.54 in) |
| SIM |
Nano-SIM |
eSIM |
| Weight |
67.7 g (2.40 oz) |
36 g (1.27 oz) |
| |
5ATM water resistant50m water resistant |
5ATM water resistant
Compatible with standard 22mm straps
ECG certified - only Watch 3 ECG version |
| Camera |
| |
- |
No |
| Comms |
| Bluetooth |
Yes |
5.2, A2DP, LE |
| NFC |
Yes |
Yes |
| Positioning |
GPS (L1+L5), GLONASS, BDS, GALILEO, QZSS |
GPS, GLONASS, GALILEO, BDS, QZSS |
| Radio |
No |
No |
| USB |
No |
No |
| WLAN |
Yes |
No |
| Display |
| Resolution |
320 x 360 pixels (~342 ppi density) |
466 x 466 pixels (~326 ppi density) |
| Size |
1.41 inches |
1.43 inches |
| Type |
AMOLED |
AMOLED |
| Features |
| Sensors |
Accelerometer, gyro |
Accelerometer, gyro, heart rate, barometer, compass, altimeter, SpO2 |
| Launch |
| Announced |
2020, July 30 |
2023, November 13 |
| Status |
Available. Released 2020, August 20 |
Available. Released 2023, November 21 |
| Main Camera |
| Single |
8 MP, f/2.0, 23mm (wide), AF |
- |
| Video |
|
- |
| Memory |
| Card slot |
No |
No |
| Internal |
16GB 1GB RAM |
4GB 64MB RAM |
| |
eMMC 4.5 |
- |
| Misc |
| Colors |
Blue, Pink, White |
Black, Silver |
| Models |
NIK-AL00 |
- |
| Network |
| 2G bands |
GSM 900 / 1800 |
N/A |
| 3G bands |
HSDPA 2100 |
HSDPA 850 / 900 / 2100 |
| 4G bands |
1, 3, 7, 8, 38, 40 - Europe, Central Asia |
LTE |
| Speed |
HSPA, LTE |
HSPA, LTE |
| Technology |
GSM / HSPA / LTE |
HSPA / LTE |
| |
1, 3, 5, 7, 8, 38, 40 - Asia Pacific |
- |
| Platform |
| OS |
Proprietary OS |
Blue OS |
| Selfie camera |
| Single |
5 MP, f/2.2, (wide) |
- |
| Video |
|
- |
| Sound |
| 3.5mm jack |
No |
No |
| Loudspeaker |
Yes |
Yes |
