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Xiaomi Redmi 4a vs Xiaomi Mi A1 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 4a
Xiaomi Mi A1
Xiaomi Redmi 4a Xiaomi Mi A1
Released · Nov 11, 2016
Released · Sep 12, 2017
5.0-inch · 1280x720px
5.5-inch · 1920x1080px
Single camera
Dual camera
2GB · 16GB
4GB · 64GB
3120 mAh
3080 mAh

Design

Dimensions
5.51 x 2.77 x 0.33 inches
139.9 x 70.4 x 8.5 mm 		6.12 x 2.98 x 0.29 inches
155.4 x 75.8 x 7.3 mm
Weight
4.64 oz (131.5 g) 5.82 oz (165.0 g)
Materials
Back: Metal Back: Metal
Biometrics
Fingerprint (touch)
Features
Touch sensitive control keys, Notification light Touch sensitive control keys
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Gold, Gray Black, Gold, Pink

Display

Size
5.0-inch 5.5-inch
Resolution
1280x720px, 294 PPI 1920x1080px, 401 PPI
Technology
IPS LCD IPS LCD
Screen-to-body
69.99 % 70.87 %
Colors
16 777 216
Peak brightness
450 cd/m2 (nit)
Features
Ambient light sensor, Proximity sensor Oleophobic coating, Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 425 8917 (28 nm) Qualcomm Snapdragon 625 8953 (14 nm)
Processor
Quad-core
1400 MHz
ARM Cortex-A53 		Octa-core
2000 MHz
ARM Cortex-A53
GPU
Adreno 308 Adreno 506
RAM
2GB (LPDDR3) 4GB (LPDDR3)
Internal storage
16GB 64GB
Storage expansion
microSDXC up to 128 GB microSDXC up to 256 GB
OS
Android (6.0 Marshmallow), Xiaomi MI UI Android (9.0 Pie, 8.1 Oreo, 8.0 Oreo, 7.1 Nougat)

Battery

Capacity
3120 mAh 3080 mAh
Type
Li - Ion Li - Ion
Charging
Fast charging

Camera

Rear
Single camera Dual camera
Main camera
13 MP (Autofocus)
Aperture size: F2.2 		12 MP (PDAF)
Aperture size: F2.2
Focal length: 26 mm
Pixel size: 1.25 μm
Second camera
12 MP (Telephoto, Autofocus)
Optical zoom: 2.0x
Aperture size: F2.6
Focal Length: 50 mm
Pixel size: 1 μm
Flash
LED Dual LED
Video recording
1920x1080 (Full HD) (30 fps), 1280x720 (HD) (30 fps)
Video calling, Video sharing 		3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)
Video calling, Video sharing
Front
5 MP, Video capture: 1920x1080 (Full HD) 5 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
4.1 4.2
WLAN
802.11 b,g,n
Hotspot, Wi-Fi Direct 		802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0 Type-C
Location
GPS, A-GPS, Glonass, BeiDou GPS, A-GPS, Glonass, BeiDou
Sensors
Accelerometer, Gyroscope, Compass Accelerometer, Gyroscope, Hall (for flip covers)
Other
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 FM
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

4G (FDD)
Bands 3(1800), 5(850) Bands 1(2100), 3(1800), 5(850)
4G (TDD)
Bands 40(2300) Bands 40(2300), 41(2600+)
3G
Bands 8(900), 1(2100) Bands 5(850), 8(900), 2(1900), 1(2100)
Data Speed
LTE-A, HSPA LTE, HSPA, HSUPA
Dual SIM
Yes Yes
SIM type
Nano SIM, Micro SIM Nano SIM
VoLTE
Yes

Phone Features

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

Buyers information

MSRP
$ 104

Availability

Officially announced
Nov 04, 2016 Sep 05, 2017
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