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Xiaomi Redmi 4X vs Xiaomi Mi A3 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Comparison mode:
Specs Size
Differences only
Xiaomi Redmi 4X
Xiaomi Mi A3
Xiaomi Redmi 4X Xiaomi Mi A3
4100 mAh
4030 mAh
5.0-inch · 1280x720px
6.1-inch · 1560x720px
Single camera
Triple camera
3GB · 32GB
4GB · 128GB
Released · Jul 24, 2019

Availability

Officially announced
Feb 28, 2017 Jul 17, 2019

Design

Dimensions
5.48 x 2.75 x 0.34 inches
139.24 x 69.96 x 8.65 mm 		6.04 x 2.83 x 0.33 inches
153.48 x 71.85 x 8.475 mm
Weight
5.15 oz / 146.0 g 6.13 oz / 173.8 g
Materials
Back: Aluminum Back: Glass (Corning Gorilla Glass 5)
Frame: Plastic
Biometrics
Fingerprint (touch) 2D Face unlock, Optical in-screen fingerprint
Features
Touch sensitive control keys
Keys
Right: Volume control, Lock/Unlock key Back: Volume control, Lock/Unlock key
Colors
Black, Gold Gray, Blue, White

Display

Size
5.0-inch, 70.89% screen-to-body 6.1-inch, 82.56% screen-to-body
Type
IPS LCD, 450 nits Super AMOLED
Resolution
1280x720px, 294 PPI 1560x720px, 19.5:9 ratio, 282 PPI
Colors
16 777 216
Protection
Corning Gorilla Glass Corning Gorilla Glass 5

Hardware

System chip
Snapdragon 435 8940 (28 nm) Snapdragon 665 (11 nm)
Processor
Octa-core
1400 MHz
ARM Cortex-A53 		Octa-core
2000 MHz
Kryo 260
GPU
Adreno 505 Adreno 610
Memory
3GB (LPDDR3)/32GB 4GB (LPDDR4)/128GB
4GB/64GB
Storage expansion
microSDXC up to 128 GB microSDXC up to 256 GB
OS
Android (6.0 Marshmallow) Android (11, 10, 9.0 Pie)

Battery

Type
4100 mAh 4030 mAh
Charging
Qualcomm Quick Charge 3.0

Camera

Rear
Single camera Triple camera
Main camera
13 MP (PDAF)
Aperture size: F2.0 		48 MP (PDAF)
Aperture size: F1.8
Sensor size: 1/2.3"
Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Pixel size: 1.12 μm
Third camera
2 MP (Depth information)
Aperture size: F2.4
Flash
LED LED
Video recording
1080p (30 fps)
Video calling, Video sharing 		4K UHD (30 fps), 1080p (120 fps), 720p (240 fps)
EIS, Video calling, Video sharing
Front
5 MP
Video capture: 720p (30 fps) 		32 MP
Video capture: 1080p

Connectivity & Features

Bluetooth
4.2 5.0
WLAN
b,g,n,dual-band
Hotspot, Wi-Fi Direct
802.11 b, g, n 		a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
USB
microUSB, USB 2.0 Type-C
Sensors
Accelerometer, Gyroscope, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync Infrared, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
Album art cover, Background playback Album art cover, Background playback
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 20, 28
4G (TDD) Bands
38, 40
3G Bands
5, 8, 4, 2, 1
Data Speed
LTE-A Cat 7 (300/100 Mbit/s), HSPA LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes Yes
SIM type
Nano SIM, Micro SIM Nano SIM

Phone Features

Notifications
Haptic feedback
Other features
Voice dialing, Voice commands, Voice recording

Alternative variants

with 64 GB storage
Memory 64GB
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