Xiaomi Poco X3 Pro vs Vivo Y21d
Short Description
Xiaomi Poco X3 Pro
Screen size: 6.67" / Resolution: 1080 x 2400 px / Main camera: 48 MP & 8 MP & 2 MP & 2 MP / Front camera: 20MP / RAM: 6GB, 8GB / Battery power: 5160 mAh / Internal storage: 128GB, 256GB / SIM cards: 2 SIM
Vivo Y21d
Screen size: 6.68" / Resolution: 720 x 1608 px / Main camera: 50 MP / Front camera: 5MP / RAM: 4GB, 6GB, 8GB / Battery power: 6500 mAh / Internal storage: 128GB, 256GB / SIM cards: 2 SIM
Key Differences
Xiaomi Poco X3 Pro
Vivo Y21d
How is Xiaomi Poco X3 Pro better than Vivo Y21d?
Faster CPU speed: 1 x 2.96 GHz & 3 x 2.42 GHz & 4 x 1.78 GHz vs 2 x 1.8 GHz & 6 x 1.8 GHz
More megapixels front camera: 20MP vs 5MP
Better display resolution: 1080 x 2400 px vs 720 x 1608 px
Narrower: 76.8 mm (3.02 inches) vs 77 mm (3.03 inches)
Shorter: 165.3 mm (6.51 inches) vs 166.1 mm (6.54 inches)
More color options: Phantom Black, Frost Blue, Metal Bronze vs Lavender Purple, Black
Xiaomi Poco X3 Pro
Vivo Y21d
How is Vivo Y21d better than Xiaomi Poco X3 Pro?
Bigger battery capacity: 6500 mAh vs 5160 mAh
More megapixels main camera: 50 MP vs 48 MP & 8 MP & 2 MP & 2 MP
Has a larger display diagonal: 6.68" vs 6.67"
Higher charging speed: 44W vs 33W
Lighter: 209 g (7.37 ounces) vs 215 g (7.58 ounces)
The phone is 4 years and 6 months newer
Size Comparison
Xiaomi Poco X3 Pro
Vivo Y21d
Height
165.3 mm
(6.51 inches)
Width
76.8 mm
(3.02 inches)
Thickness
9.4 mm
(0.37 inches)
Screen size
6.67"
Weight
215 g
(7.58 ounces)
6.67"
6.68"
Height
166.1 mm
(6.54 inches)
Width
77 mm
(3.03 inches)
Thickness
8.4 mm
(0.33 inches)
Screen size
6.68"
Weight
209 g
(7.37 ounces)
Height
165.3 mm
(6.51 inches)
Width
76.8 mm
(3.02 inches)
Thickness
9.4 mm
(0.37 inches)
Screen size
6.67"
Weight
215 g
(7.58 ounces)
Height
166.1 mm
(6.54 inches)
Width
77 mm
(3.03 inches)
Thickness
8.4 mm
(0.33 inches)
Screen size
6.68"
Weight
209 g
(7.37 ounces)
Vote for Your option
Xiaomi Poco X3 Pro
Vote for Your option
Vivo Y21d
Technical Specifications
Show differences
Show differences
Specs
Xiaomi Poco X3 Pro
Vivo Y21d
Design
Weight
215 g (7.58 ounces)
209 g (7.37 ounces)
Thickness
9.4 mm (0.37 inches)
8.4 mm (0.33 inches)
Width
76.8 mm (3.02 inches)
77 mm (3.03 inches)
Height
165.3 mm (6.51 inches)
166.1 mm (6.54 inches)
Is weather-sealed (splashproof)
✔
-
Ingress Protection (IP) rating
IP53
IP68
Waterproof depth rating
-
6 m
Volume
119.33 cm³
107.43 cm³
Color options
Phantom Black, Frost Blue, Metal Bronze
Lavender Purple, Black
Lowest potential operating temperature
0 °C
-
Maximum operating temperature
40 °C
-
French Repairability Index
7.3
-
Water resistance
-
Waterproof
Display
Screen size
6.67"
6.68"
Display type
IPS, LCD
LCD, IPS
Pixel density
395 ppi
264 ppi
Resolution
1080 x 2400 px
720 x 1608 px
Refresh rate
120Hz
90Hz
Touch sampling rate
240Hz
-
Brightness (typical)
450 nits
-
Has branded damage-resistant glass
✔
✔
Gorilla Glass version
Gorilla Glass 6
-
Supports HDR10
✔
-
Contrast ratio
1500:1
-
Has a touch screen
✔
✔
Performance
Internal storage
128GB, 256GB
128GB, 256GB
RAM
6GB, 8GB
4GB, 6GB, 8GB
Android version
Android 11
Android 15
CPU speed
1 x 2.96 GHz & 3 x 2.42 GHz & 4 x 1.78 GHz
2 x 1.8 GHz & 6 x 1.8 GHz
GPU clock speed
250 MHz
-
Has integrated LTE
✔
✔
RAM speed
2133 MHz
-
Semiconductor size
7 nm
-
Supports 64-bit
✔
-
DirectX version
DirectX 12
-
Has integrated graphics
✔
-
OpenGL ES version
3.2
-
Uses big.LITTLE technology
✔
-
CPU threads
8 threads
-
Uses HMP
✔
-
Has TrustZone
✔
-
Maximum memory bandwidth
34.13 GB/s
12.8 GB/s
OpenCL version
2
-
L2 cache
1.8 MB
-
DDR memory version
4
-
Maximum memory amount
16GB
-
L3 cache
5 MB
-
GPU execution units
2
-
Thermal Design Power (TDP)
10W
-
Shading units
384
-
Release date
2021
2026
Has NX bit
✔
-
Has an external memory slot
✔
✔
GPU turbo
675 MHz
614.4 MHz
Maximum amount of external memory supported
1000GB
-
Cameras
Main camera
48 MP & 8 MP & 2 MP & 2 MP
50 MP
Front camera
20MP
5MP
Video recording (main camera)
2160 x 30 fps
1080 x 30 fps
Wide aperture (main camera)
f/1.8 & f/2.2 & f/2.4 & f/2.4
f/1.8
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
✔
-
Optical zoom
-
0x
Number of flash LEDs
2
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/2.2
f/2.2
Has timelapse function
✔
✔
Operating system
Has clipboard warnings
-
✔
Has location privacy options
-
✔
Has camera/microphone privacy options
-
✔
Has theme customization
✔
✔
Can play games while they download
-
✔
Has dark mode
✔
✔
Has Wi-Fi password sharing
✔
-
Has battery health check
-
✔
Has an extra dim mode
-
✔
Has focus modes
✔
-
Has dynamic theming
-
✔
Can offload apps
-
✔
Has customizable notifications
✔
✔
Supports split screen
✔
✔
Supports instant markup
✔
-
Supports PiP and PaP
✔
-
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
✔
✔
Can block app tracking
-
✔
Has on-device machine learning
-
✔
Has Live Text
-
✔
Supports widgets
✔
-
More languages supported
125
-
Has offline voice recognition
✔
✔
The browser has word wrap
✔
-
Has voice commands
✔
✔
Has notification permissions
-
✔
Has media picker
-
✔
Has full-page screenshots
-
✔
Has PiP
-
✔
Battery
Battery power
5160 mAh
6500 mAh
Supports fast charging
✔
✔
Charging speed
33W
44W
Has a battery level indicator
✔
✔
Has a rechargeable battery
✔
✔
Battery life
32.75 hours
-
Comes with a charger
-
✔
Audio
Has stereo speakers
✔
✔
Has LDAC
✔
-
Has aptX
✔
-
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 4 (802.11n), Wi-Fi 5 (802.11ac)
Download speed
2000 MBits/s
300 MBits/s
Upload speed
316 MBits/s
100 MBits/s
Has USB Type-C
✔
✔
USB version
2
2
Has NFC
✔
-
SIM cards
2 SIM
2 SIM
Has a fingerprint scanner
✔
✔
Bluetooth version
5
5.2
Has a gyroscope
✔
-
Has GPS
✔
✔
Has a compass
✔
✔
Supports Wi-Fi
✔
✔
Has a cellular module
✔
✔
Supports Galileo
✔
✔
Has an infrared sensor
✔
-
Has an accelerometer
✔
✔
Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
Vote for Your option
Xiaomi Poco X3 Pro
Vote for Your option
Vivo Y21d
Popular Xiaomi Poco X3 Pro comparisons
Xiaomi Poco X3 Pro vs Samsung Galaxy S20 FE
See comparison
Xiaomi Poco X3 Pro vs Xiaomi Redmi Note 10S
See comparison
Xiaomi Poco X3 Pro vs Xiaomi Poco F3
See comparison
Xiaomi Poco X3 Pro vs Xiaomi Poco X5 Pro
See comparison
