Samsung Galaxy A11 vs Xiaomi Redmi 9 Specs Comparison

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

Display

Size:

6.4 inches
6.5 inches

Resolution:

1560 x 720 pixels, 19.5:9 ratio, 268 PPI
2340 x 1080 pixels, 19.5:9 ratio, 395 PPI

Technology:

IPS LCD
IPS LCD

Refresh rate:

60Hz

Screen-to-body:

80.92 %
83.27 %

Features:

Ambient light sensor, Proximity sensor
Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 450 SDM450 (14 nm)
MediaTek Helio G80 (12 nm)

Processor:

Octa-core, 8x 1.8GHz Cortex-A53, 64-bit
Octa-core, 2000 MHz, Arm Cortex-A75 and Arm Cortex-A55, 64-bit

GPU:

Adreno 506
Mali G52 MC2

RAM:

2GB LPDDR3
3GB LPDDR4

Internal storage:

32GB, available to use: 20.3 GB
32GB (eMMC 5.1)

Storage expansion:

microSDXC up to 512 GB
microSDXC

Device type:

Smartphone
Smartphone

OS:

Android (11, 10)
Android

Battery

Capacity:

4000 mAh
5020 mAh

Type:

Not user replaceable
Not user replaceable

Battery life test results:

Charging:

Fast charging
Qualcomm Quick Charge 3.0

Max charge speed:

Wired: 15.0W
Wired: 18.0W

Camera

Rear:

Triple camera
Quad camera

Main camera:

13 MP (Autofocus)
13 MP (PDAF)

Specifications:

Aperture size: F1.8; Focal length: 27 mm
Aperture size: F2.2

Second camera:

5 MP (Ultra-wide)
8 MP (Ultra-wide)

Specifications:

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

Third camera:

2 MP (Depth information)
5 MP (Macro)

Specifications:

Aperture size: F2.4
Aperture size: F2.4

Fourth camera:

2 MP (Depth information)

Flash:

LED
LED

Video recording:

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

Front:

8 MP
8 MP (HDR)

Video capture:

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

Design

Dimensions:

6.42 x 3.00 x 0.31 inches (163.1 x 76.3 x 8.0 mm)
6.43 x 3.03 x 0.36 inches (163.32 x 77.01 x 9.1 mm)

Weight:

6.24 oz (177.0 g)
6.98 oz (198.0 g)

Materials:

Back: Plastic; Frame: Plastic

Biometrics:

2D Face unlock, Fingerprint (touch)
2D Face unlock, Fingerprint (touch)

Keys:

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

Colors:

White, Red, Black, Blue
Carbon gray, Sunset purple, Ocean green

Cellular

4G (FDD):

Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
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 38(2600), 40(2300), 41(2600+)

3G:

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

Data Speed:

LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM

HD Voice:

Yes
Yes

VoLTE:

Yes
Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

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 b, g, n; Wi-Fi Direct, Hotspot

USB:

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

Features:

Charging
Charging

Location:

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

Sensors:

Accelerometer
Accelerometer, Gyroscope, Compass

Other:

UMA (Wi-Fi Calling)
NFC, Infrared

Hearing aid compatible:

M4, T3

Regulatory Approval

FCC approval:

Date approved:

May 07, 2020

FCC ID value:

ZCASMA115U

Measured SAR:

Head:

1.08 W/kg

Body:

0.76 W/kg

Simultaneous Transmission:

1.45 W/kg

Wireless Router:

0.76 W/kg

Buyers information

Price:

$ 180

User Manual:

This is the official Samsu​ng Galaxy A11 User Guide in English provided from the manufacturer.

In The Box:

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

Availability

Officially announced:

Mar 13, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless