Phone Comparison - Samsung Galaxy A51 vs Xiaomi Redmi Note 9 Pro vs Xiaomi Poco M4 Pro

Price Comparison (India) -

general General Info

Manufacturer Samsung Xiaomi Xiaomi
Announced December 2019 2020, March 12 February 2022
Status Coming Soon - December 12, 2019 Coming soon. Exp. release 2020, March 17 Coming Soon - March 2022
Price Rs. 23,999 ($0.00) [Similarly Priced] Rs. 12,999 ($0.00) [Similarly Priced] Rs. 14,999 ($0.00) [Similarly Priced]
Colors Prism Crush White, Black, Pink, Blue Aurora Blue, Glacier White, Interstellar Black Power Black, Cool Blue, Poco Yellow
Form Factor Candybar Candybar Candybar
Dimension 158.4 x 73.7 x 7.9 mm
(6.24 x 2.9 x 0.31 in)
165.8 x 76.7 x 8.8 mm
(6.53 x 3.02 x 0.35 in)
159.9 x 73.9 x 8.1 mm
(6.3 x 2.91 x 0.32 in)
Weight 172 g (6.07 oz) 209 g (7.37 oz) 179.5 g (6.31.0.18 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM, dual stand-by) 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 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 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International
HSDPA 850 / 900 / 1900 / 2100 - India
4G Network LTE (unspecified) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 - International
1, 3, 5, 8, 40, 41 - India
Messaging
Build Features - Fingerprint Sensor(In-display)
- Fingerprint Sensor (Side-mounted)
- Fingerprint Sensor (side-mounted)
IP53, dust and splash protection

hardware Hardware and OS

OS Android 9.0 (Pie) Android 10.0 Android 11
User Interface One UI MIUI 11 MIUI 13 for POCO
Processor Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), Qualcomm SM7125 Snapdragon 720G (8 nm) Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), Mediatek Helio G96 (12 nm)
GPU Mali-G72 MP3 Adreno 618 Mali-G57 MC2
RAM 8 GB 6 GB 8 GB
Internal Memory 128 GB 128 GB 256 GB
External Memory microSD, up to 512 GB (dedicated slot) microSDXC (uses shared SIM slot) microSDXC (dedicated slot)

display Display

Type Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 5 FHD+ AMOLED Screen
90Hz Refresh Rate
700 nits, 1000 nits (peak)
Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M Colors
Size 6.5 inches 6.67 inches 6.43 inches
Resolution 1080 x 2340 pixels (396 ppi) 1080 x 2340 pixels (386 ppi) 1080 x 2400 pixels (409 ppi)
Screen-to-Body Ratio 89.06% 86.05% 84.60%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio, recording 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 64 MP + 8 MP + 2 MP
Flash LED Flash LED flash LED Flash
Features 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF
12 MP, f/2.2, 13mm (ultrawide)
5 MP, f/2.2, depth sensor
5 MP, f/2.4, macro camera
Panorama, HDR
48 MP, f/1.8, (wide), 1/1.43", 1.12µm, omnidirectional PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro), 1/5.0", 1.75µm
2 MP, f/2.4, (depth)
HDR, Panorama
64 MP, f/1.8, 26mm (wide), 0.7µm, PDAF
8 MP, f/2.2, 118˚ (ultrawide), 1/4", 1.12µm
2 MP, f/2.4, (macro)
HDR, Panorama
Video 2160p@30fps, 1080p@30fps 2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS 1080p@30fps
Front Camera 32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]
16 MP, (wide)
HDR, Panorama
1080p@30fps [Similar]
16 MP, f/2.5, (wide), 1.0µm
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE-A HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A (CA)
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot 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 2.0, Type-C 1.0 reversible connector USB Type-C 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS 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 or 64 GB, 4 GB RAM 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1) 256 GB, 8 GB RAM or 128 GB, 6 GB RAM UFS 2.2
Expandable Storage microSD, up to 512 GB (dedicated slot) microSDXC (uses shared SIM slot) microSDXC (dedicated slot)
USB OTG Supported 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 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 18W
Non-removable Li-Po Battery
Fast battery Charging 33W, 100% in 58 min (advertised)
Power Delivery 3.0
Quick Charge 3+
Capacity 4000 mAh 5020 mAh 5000 mAh
Stand by - - -
Talk Time - - -