Phone Comparison - Xiaomi Redmi 9 Prime vs Samsung Galaxy A51

Xiaomi Redmi 9 Prime
xiaomi redmi 9 prime
Samsung Galaxy A51
samsung galaxy a51
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general General Info

Manufacturer Xiaomi Samsung
Announced August 2020 December 2019
Status Coming Soon - August 2020 Coming Soon - December 12, 2019
Price Rs. 9,999 ($0.00) [Similarly Priced] Rs. 23,999 ($0.00) [Similarly Priced]
Colors Space Blue, Mint Green, Matte Black, Sunrise Flare Prism Crush White, Black, Pink, Blue
Form Factor Candybar Candybar
Dimension 163.3 x 77 x 9.1 mm
(6.43 x 3.03 x 0.36 in)
158.4 x 73.7 x 7.9 mm
(6.24 x 2.9 x 0.31 in)
Weight 198 g (6.98 oz) 172 g (6.07 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 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), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500) LTE (unspecified)
Messaging
Build Features - Fingerprint Sensor
Water-repellent coating
- Fingerprint Sensor(In-display)

hardware Hardware and OS

OS Android 10 Android 9.0 (Pie)
User Interface MIUI 11 One UI
Processor Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55), Mediatek Helio G80 (12 nm) [Similar] Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) [Similar]
GPU Mali-G52 MC2 [Similar] Mali-G72 MP3 [Similar]
RAM 4 GB [Browse Similar] 8 GB [Browse Similar]
Internal Memory 128 GB 128 GB
External Memory microSDXC (dedicated slot) microSD, up to 512 GB (dedicated slot)

display Display

Type IPS LCD Capacitive Touchscreen
Corning Gorilla Glass 3
400 nits typ. brightness (advertised)
Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen
Colors 16M colors 16M colors
Size 6.53 inches [Similar] 6.5 inches [Similar]
Resolution 1080 x 2340 pixels (395 ppi) 1080 x 2340 pixels (396 ppi)
Screen-to-Body Ratio 83.11% 89.06%
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio Wireless FM radio (no wired headphones required) FM radio
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 13 MP + 8 MP + 5 MP + 2 MP [Similar] 48 MP + 12 MP + 5 MP + 5 MP [Similar]
Flash LED flash LED Flash
Features 13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, PDAF
8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
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
Video 1080p@30fps 2160p@30fps, 1080p@30fps
Front Camera 8 MP, f/2.0, 27mm (wide)
HDR
1080p@30fps [Similar]
32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A HSPA, LTE-A
Bluetooth 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
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes

memory User Memory

Internal 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, 4 GB RAM
Expandable Storage microSDXC (dedicated slot) microSD, up to 512 GB (dedicated slot)
USB OTG Supported Supported

Apps Sensors

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

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 18W
Non-removable Li-Po Battery
Fast battery charging 15W
Capacity 5020 mAh 4000 mAh
Stand by - -
Talk Time - -