Xiaomi Mi A1 vs Xiaomi Redmi Note 9 Pro

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

Display

Size:

5.5 inches
6.7 inches

Resolution:

1920 x 1080 pixels, 401 PPI
2400 x 1080 pixels, 20:9 ratio, 395 PPI

Technology:

IPS LCD
IPS LCD

Screen-to-body:

70.87 %
84.42 %

Peak brightness:

450 cd/m2 (nit)

Features:

Oleophobic coating, 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 720G SM7125

Processor:

Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2300 MHz, Kryo 465, 64-bit, 8 nm

GPU:

Adreno 506
Adreno 618

RAM:

4GB LPDDR3
6GB LPDDR4

Internal storage:

64GB
64GB (UFS 2.1)

Storage expansion:

microSDXC up to 256 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone

OS:

Android (9.0 Pie, 8.1 Oreo, 8.0 Oreo, 7.1 Nougat)
Android (10), Xiaomi MI UI

Battery

Capacity:

3080 mAh
5020 mAh

Type:

Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable

Battery life test results:

Charging:

Fast charging
Fast charging

Max charge speed:

Wired: 30.0W

Camera

Rear:

Dual camera
Quad camera

Main camera:

12 MP (PDAF)
64 MP (PDAF)

Specifications:

Aperture size: F2.2; Focal length: 26 mm; Pixel size: 1.25 μm
Aperture size: F1.9; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Second camera:

12 MP (Telephoto, Autofocus)
8 MP (Ultra-wide)

Specifications:

Optical zoom: 2x; Aperture size: F2.6; Focal Length: 50 mm; Pixel size: 1 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/4"; Pixel size: 1.12 μm

Third camera:

5 MP (Macro, Autofocus)

Specifications:

Aperture size: F2.4; Sensor size: 1/5"; Pixel size: 1.12 μm

Fourth camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4; Sensor size: 1/5"; Pixel size: 1.75 μm

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)

Features:

Video calling, Video sharing

Front:

5 MP
16 MP (HDR, Slow-motion videos)

Video capture:

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

Design

Dimensions:

6.12 x 2.98 x 0.29 inches (155.4 x 75.8 x 7.3 mm)
6.53 x 3.02 x 0.35 inches (165.8 x 76.7 x 8.8 mm)

Weight:

5.82 oz (165.0 g)
7.37 oz (209.0 g)

Materials:

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

Biometrics:

Fingerprint (touch)
Fingerprint (touch)

Features:

Touch sensitive control keys

Keys:

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

Colors:

Black, Gold, Pink
Interstellar gray, Tropical green, Glacier white

Cellular

LTE (FDD):

Bands 1(2100), 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)

LTE (TDD):

Bands 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)

UMTS:

850, 900, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data Speed:

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

Dual SIM:

Shared with microSD
Yes

SIM type:

Nano SIM
Nano SIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Album art cover, Background playback

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.2
5.0

Wi-Fi:

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

USB:

Type-C (reversible)
Type-C (reversible), USB 2.0

Features:

Mass storage device, Charging
Charging

Location:

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

Sensors:

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

Other:

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

Buyers information

In The Box:

33W Power adapter, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card

Availability

Officially announced:

Sep 05, 2017
Apr 30, 2020
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