Product
Vivo U3
Vivo U3
Xiaomi Redmi Note 7S
Xiaomi Redmi Note 7S
Battery
Charging 18W wired 5W reverse wired 18W wired, QC4
Type 5000 mAh, non-removable Li-Po 4000 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) 159.2 x 75.2 x 8.1 mm (6.27 x 2.96 x 0.32 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 193 g (6.81 oz) 186 g (6.56 oz)
- Splash resistant
Comms
Bluetooth 5.0, A2DP, LE, aptX 5.0, A2DP, LE
Infrared port - Yes
NFC No No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, BDS
Radio FM radio FM radio, recording
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) 1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
Size 6.53 inches, 104.7 cm2 (~84.4% screen-to-body ratio) 6.3 inches, 97.4 cm2 (~81.4% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2019, October. Released 2019, October 2019, May. Released 2019, May
Status Discontinued Discontinued
Main Camera
Dual -
Features LED flash, HDR, panorama Dual-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) -
Video 4K@30fps, 1080p@30fps 1080p@30/60/120fps, (gyro-EIS)
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (uses shared SIM slot)
Internal 64GB 4GB RAM, 64GB 6GB RAM 32GB 3GB RAM, 64GB 4GB RAM
UFS 2.1 eMMC 5.1
Misc
Colors Black, Blue, Green Onyx Black, Sapphire Blue, Ruby Red, Astro White
Models V1941A, V1941T M1901F71
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 3, 4, 5, 8, 34, 38, 39, 40, 41 1, 3, 5, 8, 40, 41
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE (2CA) Cat12 600/150 Mbps
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE
CDMA 800 & TD-SCDMA -
Platform
Chipset Qualcomm SDM675 Snapdragon 675 (11 nm) Qualcomm SDM660 Snapdragon 660 (14 nm)
CPU Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver) Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU Adreno 612 Adreno 512
OS Android 9.0 (Pie), Funtouch 9.0 Android 9.0 (Pie), planned upgrade to Android 10, MIUI 12
Selfie camera
Features HDR HDR
Single
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes