| Product |
Vivo U3
|
Xiaomi Mi A3
|
| Battery |
| Charging |
18W wired
5W reverse wired |
18W wired, QC3 |
| Type |
5000 mAh, non-removable |
Li-Po 4030 mAh, non-removable |
| Body |
| Build |
Glass front, plastic back, plastic frame |
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame |
| Dimensions |
162.2 x 76.5 x 8.9 mm (6.39 x 3.01 x 0.35 in) |
153.5 x 71.9 x 8.5 mm (6.04 x 2.83 x 0.33 in) |
| SIM |
Nano-SIM + Nano-SIM |
Nano-SIM + Nano-SIM |
| Weight |
193 g (6.81 oz) |
173.8 g (6.14 oz) |
| Comms |
| Bluetooth |
5.0, A2DP, LE, aptX |
5.0, A2DP, LE, aptX HD |
| Infrared port |
- |
Yes |
| NFC |
No |
No |
| Positioning |
GPS, GLONASS, GALILEO, BDS |
GPS, GLONASS, BDS |
| Radio |
FM radio |
FM radio |
| USB |
microUSB 2.0, OTG |
USB Type-C 2.0 |
| WLAN |
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Display |
| Protection |
- |
Corning Gorilla Glass 5 |
| Resolution |
1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density) |
720 x 1560 pixels, 19.5:9 ratio (~282 ppi density) |
| Size |
6.53 inches, 104.7 cm2 (~84.4% screen-to-body ratio) |
6.09 inches, 91.0 cm2 (~82.5% screen-to-body ratio) |
| Type |
IPS LCD |
Super AMOLED |
| Features |
| Sensors |
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Launch |
| Announced |
2019, October. Released 2019, October |
2019, July 17. Released 2019, July 24 |
| Status |
Discontinued |
Discontinued |
| Main Camera |
| Features |
LED flash, HDR, panorama |
LED flash, HDR, panorama |
| Triple |
16 MP, f/1.8, (wide), PDAF
8 MP, f/2.2, 13mm (ultrawide)
2 MP, f/2.4, (macro) |
48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (depth) |
| Video |
4K@30fps, 1080p@30fps |
4K@30fps, 1080p@30/60/120fps |
| Memory |
| Card slot |
microSDXC (uses shared SIM slot) |
microSDXC (uses shared SIM slot) |
| Internal |
64GB 4GB RAM, 64GB 6GB RAM |
64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM |
| |
UFS 2.1 |
UFS 2.1 |
| Misc |
| Colors |
Black, Blue, Green |
Kind of Gray, Not just Blue, More than White |
| Models |
V1941A, V1941T |
M1906F9SH, M1906F9SI |
| SAR |
- |
0.53 W/kg (head) 0.72 W/kg (body) |
| SAR EU |
- |
0.30 W/kg (head) 1.10 W/kg (body) |
| Network |
| 2G bands |
GSM 850 / 900 / 1800 / 1900 |
GSM 850 / 900 / 1800 / 1900 |
| 3G bands |
HSDPA 850 / 900 / 1900 / 2100 |
HSDPA 850 / 900 / 1700 / 1900 / 2100 |
| 4G bands |
1, 3, 4, 5, 8, 34, 38, 39, 40, 41 |
1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40 |
| Speed |
HSPA, LTE |
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 400/50 Mbps |
| Technology |
GSM / CDMA / HSPA / LTE |
GSM / HSPA / LTE |
| |
CDMA 800 & TD-SCDMA |
- |
| Our Tests |
| Audio quality |
- |
Noise -93.7dB / Crosstalk -93.0dB |
| Battery (old) |
- |
Endurance rating 101h |
| Camera |
- |
Photo / Video |
| Display |
- |
363 nits max brightness (measured) |
| Loudspeaker |
- |
Voice 74dB / Noise 74dB / Ring 81dB |
| Performance |
- |
Basemark OS II 2.0: 2345Basemark X: 17948 |
| Platform |
| Chipset |
Qualcomm SDM675 Snapdragon 675 (11 nm) |
Qualcomm SDM665 Snapdragon 665 (11 nm) |
| CPU |
Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver) |
Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) |
| GPU |
Adreno 612 |
Adreno 610 |
| OS |
Android 9.0 (Pie), Funtouch 9.0 |
Android 9.0 (Pie), upgradable to Android 11, Android One |
| Selfie camera |
| Features |
HDR |
HDR |
| Single |
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm |
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm |
| Video |
1080p@30fps |
1080p@30fps |
| Sound |
| 3.5mm jack |
Yes |
Yes |
| Loudspeaker |
Yes |
Yes |
