Xiaomi Redmi Note 9 5G vs Samsung Galaxy A31 Comparison and Differences

Smartphone 1

Xiaomi Redmi Note 9 5G

Xiaomi Redmi Note 9 5G

Smartphone 2

Samsung Galaxy A31

Samsung Galaxy A31

Smartphone 3

Xiaomi Redmi Note 9 5G or Samsung Galaxy A31 Specs Comparison

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Common specs

Brand and model Xiaomi Redmi Note 9 5G Samsung Galaxy A31
Rating (+) (+)
Release date 2020, November 26 2020, March 24
Dimensions (HxWxD) 162 x 77.3 x 9.2 mm | 6.38 x 6.38 x 3.04 in 159.3 x 73.1 x 8.6 mm | 6.27 x 6.27 x 2.88 in
Weight 199 g | 7.02 oz 185 g | 6.53 oz
Body Build Glass front (Gorilla Glass 5), plastic back
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Colors Gray, Green, Violet Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
Battery 5000 mAh, Li-Po, non-removable 5000 mAh,  Non-removable Li-Po
Approximate price 170 EUR 220 EUR
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Screen

Technology IPS LCD Super AMOLED
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 6.53" in 6.4" in
Screen area 104.7 cm2 98.9 cm2
Screen format 19.5:9 (height:width) 20:9 (height:width)
Screen to body ratio 83.6% 84.9%
Screen resolution 1080 x 2340 px 1080 x 2400 px
Screen PPI /points per inch/ 395 PPI 411 PPI
Screen protection Corning Gorilla Glass 5
Other specs - 450 nits (typ)
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Camera and Video

Rear camera, main 48 MP, Triple 48 MP, Quad
Camera specs -48 MP, f/1.8, 26mm (wide), 1/2.0'', 0.8µm, PDAF
-8 MP, f/2.2, 118˚ (ultrawide), 1/4.0'', 1.12µm
-2 MP, f/2.4, (macro)
-48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
-8 MP, f/2.2, 123˚, (ultrawide), 1/4.0", 1.12µm
-5 MP, f/2.4, (macro)
-5 MP, f/2.4, (depth)
Functions LED flash, HDR, panorama LED flash, panorama, HDR
Video 4K@30fps, 1080p@30/60fps 1080p@30fps
Front camera, selfie 13 MP, Single 20 MP, Single
Specifications 13 MP, f/2.3, 29mm (standard), 1/3.1'', 1.12µm 20 MP, f/2.2, (wide)
Video 1080p@30fps 1080p@30fps

Performance

Operating system - OS Android 10, MIUI 12 Android 10.0; One UI 2.0
Chipset - MediaTek Dimensity 800U 5G (7 nm) - Mediatek MT6768 Helio P65 (12nm)
CPU - Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) - Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
GPU Mali-G57 MC3 Mali-G52 MC2
External memory microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal memory 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM

Benchmark

Antutu 8 Total 345921 183452
GeekBench 6 Single Core 386
GeekBench 6 Multi Core 1213
GeekBench 6 OpenCL 761
GeekBench 5 Single Core 326
GeekBench 5 Multi-Core 1157

Communication and Connectivity

SIM card Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM)Dual SIM (Nano-SIM, dual stand-by)
Network GSM / CDMA / HSPA / EVDO / LTE / 5G GSM / HSPA / LTE
Bands -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 
CDMA 800
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100  
CDMA2000 1xEV-DO
-4G - 1, 2, 3, 4, 5, 7, 8, 34, 38, 39, 40, 41
-5G - 1, 3, 41, 78, 79 SA/NSA/Sub6
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
-3G - HSDPA 850 / 900 / 1900 / 2100
-4G - LTE (unspecified)
Speed HSPA 42.2/5.76 Mbps, LTE-A, 5G HSPA, LTE-A
GPRS Yes Yes
Edge Yes Yes
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
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC No Yes (market/region dependent)
USB USB Type-C 2.0 2.0, Type-C 1.0 reversible connector, USB On-The-Go
Bluetooth 5.1, A2DP, LE 5.0, A2DP, LE
Harmful irradiation
SAR EU - 0.49 W/kg (head) 1.68 W/kg (body)

Music and Audio

Radio Unspecified FM radio, RDS, recording
Headphone jack Yes Yes
Others - 24-bit/192kHz audio

Other features

Sensors - Fingerprint (side-mounted), accelerometer, gyro, proximity, compass , Infrared port - Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Other extras
- Fast charging 18W
- Water-repellent coating

- Fast charging 15W

Reviews and Opinions on Xiaomi Redmi Note 9 5G and Samsung Galaxy A31

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