vivo S21 Pro vs vivo iQOO U1x Comparison
Detailed specs comparison: display, processor, camera, battery and price
Display
Type
AMOLED
IPS_LCD
Size
6.67"
6.51"
Resolution
QHD+
HD+
Refresh Rate
120Hz
—
Brightness
—
—
Protection
—
—
Platform
OS
ANDROID Android 15, OriginOS 5
ANDROID Android 10, IQOO UI 1.0
Chipset
Mediatek Dimensity 9300+
Qualcomm SM6115 Snapdragon 662
CPU
Octa-core (1x3.25 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720)
Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU
Immortalis-G720 MC12
Adreno 610
AnTuTu Score
—
—
Memory
RAM
16GB
4GB / 6GB
Storage
512GB
64GB / 128GB
Storage Type
UFS 3.1
UFS 2.1
Card Slot
No
No
Camera
Main Camera
50MP f/1.9
13MP f/2.2
Selfie Camera
50MP f/2.0
8MP f/1.8
Video (Max)
4K@30fps, 1080p@30fps, gyro-EIS, OIS
1080p@30fps
OIS
Yes
No
Battery
Capacity
5,500 mAh
5,000 mAh
Wired Charging
90W
18W
Wireless Charging
—
—
Fast Charging
—
—
Connectivity
Wi-Fi
Wi-Fi 7, Wi-Fi 6, Wi-Fi 5, Wi-Fi 4, Dual-band
Wi-Fi 5, Wi-Fi 4, Dual-band
Bluetooth
5.3
5.0
NFC
Yes
No
5G
Yes
No
USB
USB Type-C 2.0
microUSB 2.0
GPS
GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC
GPS, BeiDou
Body
Dimensions
-
164.4 x 76.3 x 8.4 mm (6.47 x 3.00 x 0.33 in)
Weight
—
192.3g
Build
Glass / glass back / plastic frame
Glass / plastic back / plastic frame
Water Resist
IP68
—
Colors
Gray; other colors
Black, Blue
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