Product
Vivo iQOO U1x
Vivo iQOO U1x
Google Pixel 4a 5G
Google Pixel 4a 5G
Battery
Charging 18W wired 18W wired, PD2.0
Type 5000 mAh Li-Po 3885 mAh
Body
Build Glass front, plastic back, plastic frame Glass front (Gorilla Glass 3), plastic back, plastic frame
Dimensions 164.4 x 76.3 x 8.4 mm (6.47 x 3.00 x 0.33 in) 153.9 x 74 x 8.2 mm (Sub-6) or 8.5 mm (Sub-6 and mmWave)
SIM Nano-SIM + Nano-SIM Nano-SIM + eSIM
Weight 192.3 g (6.77 oz) 168 g (5G Sub-6); 171 g ( 5G Sub-6 and mmWave) (5.93 oz)
Comms
Bluetooth 5.0, A2DP, LE, aptX HD 5.0, A2DP, LE, aptX HD
NFC No Yes
Positioning GPS, BDS GPS, GLONASS, GALILEO, QZSS, BDS
Radio Unspecified No
USB microUSB 2.0, OTG USB Type-C 3.1
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 3
Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~413 ppi density)
Size 6.51 inches, 102.3 cm2 (~81.6% screen-to-body ratio) 6.2 inches, 95.7 cm2 (~84.1% screen-to-body ratio)
Type IPS LCD OLED, HDR
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2020, October 21 2020, September 30
Status Available. Released 2020, October 31 Available. Released 2020, November 05
Main Camera
Dual - 12.2 MP, f/1.7, 27mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS16 MP, f/2.2, 107˚ (ultrawide), 1.0µm
Features LED flash, HDR LED flash, Pixel Shift, Auto-HDR, panorama
Triple 13 MP, f/2.2, (wide), PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) -
Video 1080p@30fps 4K@30/60fps, 1080p@30/60/120/240fps; gyro-EIS
Memory
Card slot No No
Internal 64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM 128GB 6GB RAM
  UFS 2.1 UFS 2.1
Misc
Colors Black, Blue Just Black, Clearly White
Models V2065A GD1YQ, G025I, G025E, G025H, G6QU3
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 5, 8, 34, 38, 39, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 42, 46, 48, 66, 71
5G bands - 1, 2, 3, 5, 7, 8, 12, 28, 41, 66, 71, 77, 78 Sub6, mmWave (market dependant)
Speed HSPA, LTE HSPA, LTE (CA), 5G
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE / 5G
  CDMA 800 & TD-SCDMA -
Platform
Chipset Qualcomm SM6115 Snapdragon 662 (11 nm) Qualcomm SM7250 Snapdragon 765G 5G (7 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
GPU Adreno 610 Adreno 620
OS Android 10, IQOO UI 1.0 Android 11, upgradable to Android 14
Selfie camera
Features - HDR
Single 8 MP, f/1.8, (wide) 8 MP, f/2.0, 24mm (wide), 1/4.0", 1.12µm
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes, with stereo speakers