Phone Comparison - Samsung Galaxy A51 5G vs Samsung Galaxy A22 vs Xiaomi Redmi Note 11 Pro 5G

general General Info

Manufacturer Samsung Samsung Xiaomi
Announced April 2020 June 2021 January 2022
Status Coming Soon - April 2020 Coming Soon - June 2021 Coming Soon - February 2022
Colors Prism Cube Black, Prism Cube White, Prism Cube Pink Black, White, Mint, Violet Graphite Gray, Polar White, Atlantic Blue
Form Factor Candybar Candybar Candybar
Dimension 158.9 x 73.6 x 8.7 mm
(6.26 x 2.9 x 0.34 in)
159.3 x 73.6 x 8.4 mm
(6.27 x 2.9 x 0.33 in)
164.2 x 76.1 x 8.1 mm
(6.46 x 3 x 0.32 in)
Weight 187 g (6.6 oz) 186 g (6.56 oz) 202 g (7.13 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 1900 / 2100
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100) LTE 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 66
5G Network 5G SA/NSA - 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA
Messaging
Build Features - Fingerprint Sensor (under display, optical)
- Fingerprint Sensor (side-mounted)
- Fingerprint Sensor (side-mounted)
IP53, dust and splash protection

hardware Hardware and OS

OS Android 10.0 Android 11, Android 11
User Interface One UI 2.0 One UI Core 3.1 MIUI 13
Processor Octa-core (2x2.2 GHz Cortex-A77 & 6x1.8 GHz Cortex A55), Exynos 980 (8 nm) Octa-core (2x2.0 GHz Cortex-A75 & 6x2.0 GHz Cortex-A55), MediaTek Helio G80 12nm Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver), Qualcomm SM6375 Snapdragon 695 5G (6 nm)
GPU Mali-G76 MP5 Mali-G52 2EEMC2 Adreno 619
RAM 8 GB 6 GB 8 GB
Internal Memory 128 GB 128 GB 128 GB
External Memory microSDXC (dedicated slot) Unspecified microSDXC (uses shared SIM slot)

display Display

Type Super AMOLED Capacitive Touchscreen
Corning Gorilla Glass 3
HD+ Super AMOLED Screen
90Hz Refresh Rate
FHD+ Super AMOLED Screen
120Hz Refresh Rate
HDR10
700 nits, 1200 nits (peak)
Corning Gorilla Glass 5
Colors 16M colors 16M Colour 16M Colors
Size 6.5 inches 6.4 inches 6.67 inches
Resolution 1080 x 2400 pixels (405 ppi) 720 x 1600 pixels (274 ppi) 1080 x 2400 pixels (395 ppi)
Screen-to-Body Ratio 87.17% 84.44% 85.77%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio Unspecified Unspecified
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 48 MP + 12 MP + 5 MP + 5 MP 48 MP + 8 MP + 2 MP + 2 MP 108 MP + 8 MP + 2 MP
Flash LED flash LED Flash LED Flash
Features 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
12 MP, f/2.2, 12mm (ultrawide)
5 MP, f/2.4, 25mm (macro), 1/5.0", 1.12µm
5 MP, f/2.2, (depth)
HDR, panorama
48 MP, f/1.8, (wide), PDAF, OIS
8 MP, f/2.2, (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
panorama, HDR
108 MP, f/1.9, 26mm (wide), 1/1.52", 0.7µm, dual pixel PDAF
8 MP, f/2.2, 118˚ (ultrawide)
2 MP, f/2.4, (macro)
HDR, Panorama
Video 2160p@30fps, 1080p@30/120fps; gyro-EIS 1080p@30fps 1080p@30fps
Front Camera 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
HDR
1080p@30fps [Similar]
13 MP, f/2.2, (wide)
1080p@30fps [Similar]
16 MP, f/2.4, (wide)
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE-A, 5G HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
Bluetooth 5.0, A2DP, LE Yes 5.1, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Yes Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go USB Type-C 2.0 USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes Yes, with A-GPS, GLONASS, BDS, GALILEO
Browser Yes Yes Yes

memory User Memory

Internal 128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.0) 128 GB, 6 GB RAM or 128 GB, 4 GB RAM or 64 GB, 4 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 6 GB RAM UFS 2.2
Expandable Storage microSDXC (dedicated slot) Unspecified microSDXC (uses shared SIM slot)
USB OTG Supported Not Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor not present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
NFC NFC not supported NFC not supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery Charging 67W, 50% in 15 min, 100% in 42 min (advertised)
Power Delivery 3.0
Quick Charge 3+
Capacity 4500 mAh 5000 mAh 5000 mAh
Stand by - - -
Talk Time - - -