Xiaomi Redmi 9T vs Samsung Galaxy A51 5G 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.

Xiaomi Redmi 9T Samsung Galaxy A51 5G
Released · Jan 18, 2021
Released · Apr 29, 2020
6.5-inch · 2340x1080px
6.5-inch · 2400x1080px
Quad camera
Quad camera
4GB · 64GB
6GB · 128GB
6000 mAh
4500 mAh
Check prices Check prices

Design

Dimensions
6.39 x 3.04 x 0.38 inches
162.3 x 77.3 x 9.6 mm
6.26 x 2.90 x 0.34 inches
158.9 x 73.6 x 8.7 mm
Weight
6.98 oz (198.0 g) 6.60 oz (187.0 g)
Materials
Back: Plastic
Frame: Plastic
Back: Plastic
Frame: Aluminum
Resistance
Splash
Biometrics
2D Face unlock, Fingerprint (touch) 2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Carbon gray, Twilight blue, Sunrise orange, Ocean green Prism cube black

Display

Size
6.5-inch 6.5-inch
Resolution
2340x1080px, 19.5:9 ratio, 395 PPI 2400x1080px, 20:9 ratio, 405 PPI
Technology
IPS LCD Super AMOLED
Refresh rate
60Hz
Screen-to-body
82.14 % 87.37 %
Features
Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 662 SM6115 (11 nm) Samsung Exynos 980 (8 nm)
Processor
Octa-core
2000 MHz
Kryo 260
Octa-core
2x 2.2GHz Cortex-A77 + 6x 1.8GHz Cortex-A55
GPU
Adreno 610 Mali-G76 MP5
RAM
4GB 6GB (LPDDR4)
Internal storage
64GB (UFS 2.1) 128GB, available to use: 105.3 GB
Storage expansion
microSDXC up to 512 GB microSDXC up to 1000 GB
OS
Android (10) Android (11, 10), Samsung One UI

Battery

Capacity
6000 mAh 4500 mAh
Type
Li - Polymer
Charging
Fast charging, Reverse wired charging Fast charging
Charge speed
Wired: 18.0W Wired: 25.0W

Camera

Rear
Quad camera Quad camera
Main camera
48 MP (PDAF)
Aperture size: F1.8
Sensor size: 1/2"
Pixel size: 0.8 μm
48 MP (PDAF)
Aperture size: F2.0
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
12 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 13 mm
Pixel size: 1.12 μm
Third camera
2 MP (Macro)
Aperture size: F2.4
Pixel size: 1.75 μm
5 MP (Macro)
Aperture size: F2.4
Focal Length: 40 mm
Fourth camera
2 MP (Depth information)
Aperture size: F2.4
Pixel size: 1.75 μm
5 MP (Depth information)
Aperture size: F2.2
Sensor size: 1/5"
Pixel size: 1.12 μm
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps), 1280x720 (HD) (30 fps) 3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (480 fps)
Hyperlapse, EIS
Front
8 MP, Video capture: 1920x1080 (Full HD) 32 MP (HDR), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
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 Type-C, USB 2.0
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Compass Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other
Infrared NFC, ANT+

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Loudspeaker
Features
Dolby Atmos
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM FM
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

5G
Bands n41, n71, SA, NSA
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+) Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 5(850)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Jan 19, 2021
FCC ID value: 2AFZZJ19SL
Date approved: Jul 15, 2020
FCC ID value: A3LSMA516U
Measured SAR
Head: 1.09 W/kg
Body: 0.72 W/kg
Simultaneous Transmission: 1.58 W/kg
Wireless Router: 1.10 W/kg
Head: 1.18 W/kg
Body: 1.20 W/kg
Simultaneous Transmission: 3.25 W/kg
Wireless Router: 1.37 W/kg

Buyers information

MSRP
€ 159 $ 500
In The Box
22.5W adapter, USB-C cable, SIM eject tool, Soft case, User guide, Warranty card A to C USB Cable, Wall Adapter, SIM Pin/Ejector, Quick Start Guide, Terms & Conditions

Availability

Officially announced
Jan 08, 2021 Apr 08, 2020

Alternative variants

with 128GB storage
Internal storage 128GB (UFS 2.2)
MSRP € 189
with 8GB RAM
RAM 8GB
with 6GB storage
RAM 6GB
Internal storage 128GB (UFS 2.2)
for Europe
Colors Prism cube black, Prism cube white
5G Bands n41, n78, SA, NSA
4G (FDD) Bands 1(2100), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 20(800 DD), 28(700 APT)
4G (TDD) Bands 38(2600), 40(2300), 41(2600+)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
Dual SIM Yes
SIM type Nano SIM
for Verizon
System chip Qualcomm Snapdragon 765G SM7250-AB (7 nm)
Processor Octa-core
2400 MHz
Kryo 475
GPU Adreno 620
Colors Prism bricks blue
5G Bands n260, n261, mmWave
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)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
FCC approval Date approved: Jul 20, 2020
FCC ID value: A3LSMA516V
Measured SAR Head: 0.32 W/kg
Body: 1.32 W/kg
Simultaneous Transmission: 3.01 W/kg
Wireless Router: 1.37 W/kg
Phablet: 3.91 W/kg
MSRP $ 550
FCC OKs Cingular\'s purchase of AT&T Wireless