vivo S21 Pro vs vivo Y81i Comparison
Detailed specs comparison: display, processor, camera, battery and price
Display
Type
AMOLED
IPS_LCD
Size
6.67"
6.22"
Resolution
QHD+
HD+
Refresh Rate
120Hz
—
Brightness
—
—
Protection
—
Corning Gorilla Glass
Platform
OS
ANDROID Android 15, OriginOS 5
ANDROID Android 8.1 (Oreo), Funtouch 4
Chipset
Mediatek Dimensity 9300+
Mediatek MT6761 Helio A22
CPU
Octa-core (1x3.25 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720)
Quad-core 2.0 GHz Cortex-A53
GPU
Immortalis-G720 MC12
PowerVR GE8320
AnTuTu Score
—
—
Memory
RAM
16GB
2GB
Storage
512GB
16GB
Storage Type
UFS 3.1
eMMC 5.1
Card Slot
No
Yes
Camera
Main Camera
50MP f/1.9
13MP f/2.2
Selfie Camera
50MP f/2.0
5MP f/2.2
Video (Max)
4K@30fps, 1080p@30fps, gyro-EIS, OIS
1080p@30fps
OIS
Yes
No
Battery
Capacity
5,500 mAh
3,260 mAh
Wired Charging
90W
—
Wireless Charging
—
—
Fast Charging
—
—
Connectivity
Wi-Fi
Wi-Fi 7, Wi-Fi 6, Wi-Fi 5, Wi-Fi 4, Dual-band
Wi-Fi 4
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, GLONASS, BeiDou
Body
Dimensions
-
155.1 x 75 x 7.8 mm (6.11 x 2.95 x 0.31 in)
Weight
—
143g
Build
Glass / glass back / plastic frame
Glass (Gorilla Glass) / plastic back / plastic frame
Water Resist
IP68
—
Colors
Gray; other colors
Black, Red
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