Xiaomi Redmi 4X vs Xiaomi Redmi 4a Specs Comparison

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

5.0 inches
5.0 inches

Resolution:

1280 x 720 pixels, 294 PPI
1280 x 720 pixels, 294 PPI

Technology:

IPS LCD
IPS LCD

Screen-to-body:

70.89 %
69.99 %

Colors:

16 777 216
16 777 216

Peak brightness:

450 cd/m2 (nit)

Features:

Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 435 8940 (28 nm)
Qualcomm Snapdragon 425 8917 (28 nm)

Processor:

Octa-core, 1400 MHz, ARM Cortex-A53, 64-bit
Quad-core, 1400 MHz, ARM Cortex-A53, 64-bit

GPU:

Adreno 505
Adreno 308

RAM:

3GB LPDDR3
2GB LPDDR3

Internal storage:

32GB
16GB

Storage expansion:

microSDXC up to 128 GB
microSDXC up to 128 GB

Device type:

Smartphone
Smartphone

OS:

Android (6.0 Marshmallow)
Android (6.0 Marshmallow), Xiaomi MI UI

Battery

Capacity:

4100 mAh
3120 mAh

Type:

Not user replaceable
Li - Ion, Not user replaceable

Camera

Rear:

Single camera
Single camera

Main camera:

13 MP (PDAF)
13 MP (Autofocus)

Specifications:

Aperture size: F2.0
Aperture size: F2.2

Flash:

LED
LED

Video recording:

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps), 1280x720 (HD) (30 fps)

Features:

Video calling, Video sharing
Video calling, Video sharing

Front:

5 MP
5 MP

Video capture:

1280x720 (HD) (30 fps)
1920x1080 (Full HD)

Design

Dimensions:

5.48 x 2.75 x 0.34 inches (139.24 x 69.96 x 8.65 mm)
5.51 x 2.77 x 0.33 inches (139.9 x 70.4 x 8.5 mm)

Weight:

5.15 oz (146.0 g)
4.64 oz (131.5 g)

Materials:

Back: Aluminum
Back: Metal

Biometrics:

Fingerprint (touch)

Features:

Touch sensitive control keys
Touch sensitive control keys, Notification light

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Black, Gold
Gold, Gray

Cellular

4G (FDD):

Bands 3(1800), 5(850)

4G (TDD):

Bands 40(2300)

3G:

Bands 8(900), 1(2100)

Data Speed:

LTE-A Cat 7 (300/100 Mbit/s), HSPA
LTE-A, HSPA

Dual SIM:

Shared with microSD
Shared with microSD

SIM type:

Nano SIM, Micro SIM
Nano SIM, Micro SIM

VoLTE:

Yes

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):

for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
4.1

Wi-Fi:

802.11 b, g, n, dual-band; Hotspot, Wi-Fi Direct
802.11 b, g, n; Hotspot, Wi-Fi Direct

USB:

microUSB, USB 2.0
microUSB, USB 2.0

Features:

Mass storage device, Charging
Mass storage device, Charging

Location:

GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, BeiDou

Sensors:

Accelerometer, Gyroscope
Accelerometer, Gyroscope, Compass

Other:

Infrared, VoIP, Tethering, Computer sync, OTA sync
Tethering, Computer sync, OTA sync

Phone features

Notifications:

Haptic feedback
Haptic feedback

Other features:

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Buyers information

Price:

$ 104

In The Box:

power adapter, USB cable, warranty card, user guide, SIM insertion tool

Availability

Officially announced:

Feb 28, 2017
Nov 04, 2016
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