Vivo Y21 vs Oppo A31 (2020)
Short Description
Vivo Y21
Screen size: 6.51" / Resolution: 720 x 1600 px / Main camera: 13 MP & 2 MP / Front camera: 8MP / RAM: 4GB / Battery power: 5000 mAh / Internal storage: 64GB, 128GB / SIM cards: 2 SIM
Oppo A31 (2020)
Screen size: 6.5" / Resolution: 720 x 1600 px / Main camera: 12 MP & 2 MP & 2 MP / Front camera: 8MP / RAM: 6GB / Battery power: 4230 mAh / Internal storage: 128GB / SIM cards: 2 SIM
Key Differences
Vivo Y21
Oppo A31 (2020)
How is Vivo Y21 better than Oppo A31 (2020)?
Bigger battery capacity: 5000 mAh vs 4230 mAh
More megapixels main camera: 13 MP & 2 MP vs 12 MP & 2 MP & 2 MP
Has a larger display diagonal: 6.51" vs 6.5"
The phone is 1 year and 6 months newer
Vivo Y21
Oppo A31 (2020)
How is Oppo A31 (2020) better than Vivo Y21?
More RAM memory capacity in max option: 6GB vs 4GB
Lighter: 180 g (6.35 ounces) vs 182 g (6.42 ounces)
Narrower: 75.5 mm (2.97 inches) vs 76.1 mm (3 inches)
Shorter: 163.9 mm (6.45 inches) vs 164.3 mm (6.47 inches)
More color options: Fantasy White, Mystery Black, Lake Green vs Diamond Glow, Midnight Blue
Size Comparison
Vivo Y21
Oppo A31 (2020)
Height
164.3 mm
(6.47 inches)
Width
76.1 mm
(3 inches)
Thickness
8 mm
(0.31 inches)
Screen size
6.51"
Weight
182 g
(6.42 ounces)
6.51"
6.5"
Height
163.9 mm
(6.45 inches)
Width
75.5 mm
(2.97 inches)
Thickness
8.3 mm
(0.33 inches)
Screen size
6.5"
Weight
180 g
(6.35 ounces)
Height
164.3 mm
(6.47 inches)
Width
76.1 mm
(3 inches)
Thickness
8 mm
(0.31 inches)
Screen size
6.51"
Weight
182 g
(6.42 ounces)
Height
163.9 mm
(6.45 inches)
Width
75.5 mm
(2.97 inches)
Thickness
8.3 mm
(0.33 inches)
Screen size
6.5"
Weight
180 g
(6.35 ounces)
Vote for Your option
Vivo Y21
Vote for Your option
Oppo A31 (2020)
Benchmarks
Geekbench 6 · Multi-Core
Vivo Y21
745
Oppo A31 (2020)
745
Measures the aggregate performance of all processor cores in a device, simulating tasks optimized for multi-threaded processing.
Geekbench 6 · Single-Core
Vivo Y21
165
Oppo A31 (2020)
165
Measures the performance of a single processor core by assessing how efficiently the device handles single-threaded processing-based tasks.
Geekbench 5 · Multi-Core
Vivo Y21
1,137 +26.05%
Oppo A31 (2020)
902
Measures the aggregate performance of all processor cores in a device, simulating tasks optimized for multi-threaded processing in Geekbench 5.
Geekbench 5 · Single-Core
Vivo Y21
357 +106.36%
Oppo A31 (2020)
173
Measures the performance of a single processor core in a device, evaluating its efficiency in handling single-threaded tasks in Geekbench 5.
Technical Specifications
Show differences
Show differences
Specs
Vivo Y21
Oppo A31 (2020)
Design
Weight
182 g (6.42 ounces)
180 g (6.35 ounces)
Thickness
8 mm (0.31 inches)
8.3 mm (0.33 inches)
Width
76.1 mm (3 inches)
75.5 mm (2.97 inches)
Height
164.3 mm (6.47 inches)
163.9 mm (6.45 inches)
Volume
100.03 cm³
102.71 cm³
Color options
Diamond Glow, Midnight Blue
Fantasy White, Mystery Black, Lake Green
Display
Screen size
6.51"
6.5"
Display type
IPS, LCD
IPS, LCD
Pixel density
270 ppi
270 ppi
Resolution
720 x 1600 px
720 x 1600 px
Gorilla Glass version
-
Gorilla Glass 3
Has a touch screen
✔
✔
Performance
Internal storage
64GB, 128GB
128GB
RAM
4GB
6GB
Android version
Android 11
Android 9 Pie
CPU speed
4 x 2.3 GHz & 4 x 1.8 GHz
4 x 2.3 GHz & 4 x 1.8 GHz
GPU clock speed
650 MHz
650 MHz
Has integrated LTE
✔
✔
RAM speed
1600 MHz
1600 MHz
Semiconductor size
12 nm
12 nm
Supports 64-bit
✔
-
DirectX version
DirectX 10
DirectX 10
Has integrated graphics
✔
✔
OpenGL version
3.2
3.2
OpenGL ES version
3.2
3.2
Uses big.LITTLE technology
✔
✔
CPU threads
8 threads
8 threads
Uses HMP
✔
✔
Has TrustZone
✔
✔
Maximum memory bandwidth
14.9 GB/s
14.9 GB/s
OpenCL version
1.2
1.2
EMMC version
5.1
5.1
DDR memory version
4
4
Maximum memory amount
6GB
6GB
Thermal Design Power (TDP)
5W
5W
Release date
2021
2020
Has NX bit
✔
✔
Has an external memory slot
✔
✔
GPU turbo
680 MHz
680 MHz
Maximum amount of external memory supported
-
256GB
Bits executed at a time
128
128
VFP version
4
4
Cameras
Main camera
13 MP & 2 MP
12 MP & 2 MP & 2 MP
Front camera
8MP
8MP
Video recording (main camera)
1080 x 30 fps
1080 x 30 fps
Wide aperture (main camera)
f/2.4 & f/2.2
f/1.8 & f/2.4 & f/2.4
Has continuous autofocus when recording movies
✔
-
Has phase-detection autofocus for photos
✔
✔
Supports slow-motion video recording
✔
-
Has a built-in HDR mode
-
✔
Has a flash
✔
✔
Has manual exposure
✔
-
Has a dual-lens (or multi-lens) main camera
✔
✔
Number of flash LEDs
1
-
Has a CMOS sensor
-
✔
Has manual ISO
✔
✔
Has a serial shot mode
✔
✔
Has manual focus
✔
-
Has a front camera
✔
✔
Has manual white balance
✔
✔
Has touch autofocus
✔
✔
Can create panoramas in-camera
✔
✔
Wide aperture (front camera)
f/2.0
f/2.0
Pixel size (main camera)
-
1.25 µm
Operating system
Has theme customization
✔
✔
Has dark mode
✔
-
Has Wi-Fi password sharing
✔
-
Has focus modes
✔
-
Has customizable notifications
✔
✔
Supports split screen
✔
✔
Supports instant markup
✔
✔
Supports PiP and PaP
✔
✔
More languages supported
-
✔
Has sharing intents
✔
✔
Has a child lock
✔
✔
Supports widgets
-
✔
Is free and open source
✔
✔
Tracks the current position of a mobile device
✔
✔
Is a multi-user system
✔
✔
Supports widgets
✔
-
The browser has word wrap
✔
✔
Has voice commands
✔
✔
Has offline voice recognition
✔
✔
More languages supported
125
-
Battery
Battery power
5000 mAh
4230 mAh
Supports fast charging
✔
-
Charging speed
18W
-
Has a battery level indicator
✔
✔
Has a rechargeable battery
✔
✔
Audio
Number of microphones
-
2
Has a socket for a 3.5 mm audio jack
✔
✔
Has a radio
✔
✔
Features
Wi-Fi version
Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Download speed
300 MBits/s
300 MBits/s
Upload speed
150 MBits/s
150 MBits/s
Has USB Type-C
✔
-
USB version
2
2
SIM cards
2 SIM
2 SIM
Has a fingerprint scanner
✔
-
Bluetooth version
5
5
Has a gyroscope
✔
-
Has GPS
✔
✔
Has a compass
✔
✔
Supports Wi-Fi
✔
✔
Has a cellular module
✔
✔
Supports Galileo
✔
-
Has an accelerometer
✔
✔
Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
Vote for Your option
Vivo Y21
Vote for Your option
Oppo A31 (2020)
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