Xiaomi Redmi Note 4 vs Xiaomi Mi A3 Specs Comparison

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

Display

Size:

5.5 inches
6.1 inches

Resolution:

1920 x 1080 pixels, 401 PPI
1560 x 720 pixels, 19.5:9 ratio, 282 PPI

Technology:

IPS LCD
Super AMOLED

Screen-to-body:

72.78 %
82.56 %

Colors:

16 777 216

Peak brightness:

450 cd/m2 (nit)

Features:

Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 625 8953
Qualcomm Snapdragon 665 (11 nm)

Processor:

Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit
Octa-core, 2000 MHz, Kryo 260, 64-bit

GPU:

Adreno 506
Adreno 610

RAM:

4GB LPDDR3
4GB LPDDR4

Internal storage:

64GB
128GB

Storage expansion:

microSDXC up to 128 GB
microSDXC up to 256 GB

Device type:

Smartphone
Smartphone

OS:

Android (7.0 Nougat, 6.0 Marshmallow)
Android (11, 10, 9.0 Pie)

Battery

Capacity:

4100 mAh
4030 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable

Charging:

Qualcomm Quick Charge 3.0

Camera

Rear:

Single camera
Triple camera

Main camera:

13 MP (CMOS image sensor, BSI sensor, PDAF)
48 MP (PDAF)

Specifications:

Aperture size: F2.0; Pixel size: 1.12 μm
Aperture size: F1.8; Sensor size: 1/2.3"; Pixel size: 0.8 μm

Second camera:

8 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Pixel size: 1.12 μm

Third camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4

Flash:

Dual LED
LED

Video recording:

1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features:

Video calling, Video sharing
EIS, Video calling, Video sharing

Front:

5 MP
32 MP

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

5.94 x 2.99 x 0.33 inches (151 x 76 x 8.45 mm)
6.04 x 2.83 x 0.33 inches (153.48 x 71.85 x 8.475 mm)

Weight:

5.82 oz (165.0 g)
6.13 oz (173.8 g)

Materials:

Back: Aluminum
Back: Glass (Corning Gorilla Glass 5); Frame: Plastic

Biometrics:

Fingerprint (touch)
2D Face unlock, In-screen fingerprint

Features:

Touch sensitive control keys, Soft keys

Keys:

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

Colors:

Black, Gold, Gray, Blue, White
Gray, Blue, White

Cellular

4G (FDD):

Bands 3(1800), 5(850)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)

4G (TDD):

Bands 40(2300)
Bands 38(2600), 40(2300)

3G:

Bands 5(850), 8(900), 2(1900), 1(2100)
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)

Data Speed:

LTE-A, HSPA
LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Shared with microSD
Shared with microSD

SIM type:

Nano SIM, Micro SIM
Nano 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:

4.1
5.0

Wi-Fi:

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

USB:

microUSB, USB 2.0
Type-C (reversible)

Features:

Mass storage device, OTG, Charging
Charging, Mass storage device

Location:

GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Hall (for flip covers)
Accelerometer, Gyroscope, Compass

Other:

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

Phone features

Notifications:

Haptic feedback

Other features:

Voice dialing, Voice commands, Voice recording

Buyers information

Price:

$ 190

In The Box:

10W charger, USB Type-C cable, SIM eject tool, User guide, Soft case, Warranty card

Availability

Officially announced:

Jan 19, 2017
Jul 17, 2019
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