Samsung Galaxy A51 5G vs Xiaomi Redmi 9T Specs Comparison

Design

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

Display

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

Hardware

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

Battery

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

Camera

Rear
Quad camera	Quad camera
Main camera
48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm	48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.12 μm	8 MP (Ultra-wide) Aperture size: F2.2
Third camera
5 MP (Macro) Aperture size: F2.4 Focal Length: 40 mm	2 MP (Macro) Aperture size: F2.4 Pixel size: 1.75 μm
Fourth camera
5 MP (Depth information) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm	2 MP (Depth information) Aperture size: F2.4 Pixel size: 1.75 μm
Flash
LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (480 fps) Hyperlapse, EIS	1920x1080 (Full HD) (30 fps), 1280x720 (HD) (30 fps)
Front
32 MP (HDR), Video capture: 1920x1080 (Full HD)	8 MP, 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, USB 2.0	Type-C
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, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Compass
Other
NFC, ANT+	Infrared

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
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), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)	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), 39(1900+), 40(2300), 41(2600+)	Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Pro Cat 16 (1000/150 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
HD Voice
Yes

Regulatory Approval

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

Buyers information

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

Availability

Officially announced
Apr 08, 2020	Jan 08, 2021

Alternative variants

with 8GB RAM

RAM	8GB

with 128GB storage

Internal storage	128GB (UFS 2.2)
MSRP	€ 189

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

with 6GB storage

RAM	6GB
Internal storage	128GB (UFS 2.2)

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

Links

Full specifications
Samsung Galaxy A51 5G Specs	Xiaomi Redmi 9T Specs
User Reviews
Samsung Galaxy A51 5G User Reviews	Xiaomi Redmi 9T User Reviews