Xiaomi Redmi A3x vs Vivo Y21d
Short Description
Xiaomi Redmi A3x
Screen size: 6.71" / Resolution: 720 x 1650 px / Main camera: 8 MP / Front camera: 5MP / RAM: 3GB, 4GB / Battery power: 5000 mAh / Internal storage: 64GB, 128GB / 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 Redmi A3x
Vivo Y21d
How is Xiaomi Redmi A3x better than Vivo Y21d?
Has a larger display diagonal: 6.71" vs 6.68"
Better display resolution: 720 x 1650 px vs 720 x 1608 px
Lighter: 199 g (7.02 ounces) vs 209 g (7.37 ounces)
Narrower: 76.3 mm (3 inches) vs 77 mm (3.03 inches)
More color options: Midnight Black, Moonlight White (Starry White), Aurora Green (Ocean Green), Olive Green vs Lavender Purple, Black
Xiaomi Redmi A3x
Vivo Y21d
How is Vivo Y21d better than Xiaomi Redmi A3x?
Bigger battery capacity: 6500 mAh vs 5000 mAh
Faster CPU speed: 2 x 1.8 GHz & 6 x 1.8 GHz vs 2 x 1.8 GHz & 6 x 1.6 GHz
More RAM memory capacity in max option: 4GB, 6GB, 8GB vs 3GB, 4GB
More internal storage in max option: 128GB, 256GB vs 64GB, 128GB
More megapixels main camera: 50 MP vs 8 MP
Higher charging speed: 44W vs 10W
Shorter: 166.1 mm (6.54 inches) vs 168.4 mm (6.63 inches)
The phone is 1 year and 4 months newer
Size Comparison
Xiaomi Redmi A3x
Vivo Y21d
Height
168.4 mm
(6.63 inches)
Width
76.3 mm
(3 inches)
Thickness
8.3 mm
(0.33 inches)
Screen size
6.71"
Weight
199 g
(7.02 ounces)
6.71"
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
168.4 mm
(6.63 inches)
Width
76.3 mm
(3 inches)
Thickness
8.3 mm
(0.33 inches)
Screen size
6.71"
Weight
199 g
(7.02 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 Redmi A3x
Vote for Your option
Vivo Y21d
Technical Specifications
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Specs
Xiaomi Redmi A3x
Vivo Y21d
Design
Weight
199 g (7.02 ounces)
209 g (7.37 ounces)
Thickness
8.3 mm (0.33 inches)
8.4 mm (0.33 inches)
Width
76.3 mm (3 inches)
77 mm (3.03 inches)
Height
168.4 mm (6.63 inches)
166.1 mm (6.54 inches)
Ingress Protection (IP) rating
-
IP68
Waterproof depth rating
-
6 m
Volume
-
107.43 cm³
Color options
Midnight Black, Moonlight White (Starry White), Aurora Green (Ocean Green), Olive Green
Lavender Purple, Black
Water resistance
-
Waterproof
Display
Screen size
6.71"
6.68"
Display type
LCD, IPS
LCD, IPS
Pixel density
268 ppi
264 ppi
Resolution
720 x 1650 px
720 x 1608 px
Refresh rate
90Hz
90Hz
Has branded damage-resistant glass
✔
✔
Gorilla Glass version
Gorilla Glass 3
-
Has a touch screen
✔
✔
Performance
Internal storage
64GB, 128GB
128GB, 256GB
RAM
3GB, 4GB
4GB, 6GB, 8GB
Android version
Android 14
Android 15
CPU speed
2 x 1.8 GHz & 6 x 1.6 GHz
2 x 1.8 GHz & 6 x 1.8 GHz
GPU clock speed
650 MHz
-
Has integrated LTE
✔
✔
RAM speed
1600 MHz
-
Semiconductor size
12 nm
-
Supports 64-bit
✔
-
Has integrated graphics
✔
-
Uses big.LITTLE technology
✔
-
Uses HMP
✔
-
Maximum memory bandwidth
-
12.8 GB/s
L2 cache
2 MB
-
DDR memory version
4
-
Maximum memory amount
8GB
-
L3 cache
1 MB
-
Release date
2024
2026
L1 cache
128 KB
-
GPU turbo
-
614.4 MHz
Has an external memory slot
✔
✔
Cameras
Main camera
8 MP
50 MP
Front camera
5MP
5MP
Video recording (main camera)
1080 x 30 fps
1080 x 30 fps
Wide aperture (main camera)
f/2.0
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
✔
✔
Optical zoom
0x
0x
Number of flash LEDs
1
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
✔
✔
Has scrolling screenshots
✔
-
Supports split screen
✔
✔
Supports instant markup
✔
-
Supports PiP and PaP
✔
-
More languages supported
125
-
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
-
✔
Has offline voice recognition
✔
✔
The browser has word wrap
✔
-
Has voice commands
-
✔
Has media picker
-
✔
Has full-page screenshots
-
✔
Has notification permissions
-
✔
Has PiP
-
✔
Battery
Battery power
5000 mAh
6500 mAh
Supports fast charging
✔
✔
Charging speed
10W
44W
Has a battery level indicator
✔
✔
Has a rechargeable battery
✔
✔
Comes with a charger
-
✔
Audio
Has stereo speakers
-
✔
Has a socket for a 3.5 mm audio jack
✔
-
Has a radio
✔
-
Features
Wi-Fi version
Wi-Fi 4 (802.11n)
Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Download speed
300 MBits/s
300 MBits/s
Upload speed
150 MBits/s
100 MBits/s
Has USB Type-C
✔
✔
USB version
-
2
SIM cards
2 SIM
2 SIM
Has a fingerprint scanner
✔
✔
Bluetooth version
-
5.2
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
Xiaomi Redmi A3x
Vote for Your option
Vivo Y21d
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