Phone Comparison - Samsung Galaxy M31 vs Xiaomi Redmi Note 9 Pro (Global Version) vs Realme 7

Price Comparison (India) -

general General Info

Manufacturer Samsung Xiaomi Realme
Announced 2020, February 25 April 2020 September 2020
Status Available. Released 2020, March 5 Coming Soon - May 2020 Coming Soon - September 2020
Price Rs. 14,999 ($0.00) [Similarly Priced] - Rs. 14,999 ($0.00) [Similarly Priced]
Colors Ocean Blue, Space Black, Red Tropical Green, Glacier White, Interstellar Gray Mist Blue, Mist White
Form Factor Candybar Candybar Candybar
Dimension 159.2 x 75.1 x 8.9 mm
(6.27 x 2.96 x 0.35 in)
165.8 x 76.7 x 8.8 mm
(6.53 x 3.02 x 0.35 in)
162.3 x 75.4 x 9.4 mm
(6.39 x 2.97 x 0.37 in)
Weight 191 g (6.74 oz) 209 g (7.37 oz) 196.5 g (6.91.0.18 oz)
SIM Type Dual SIM (Nano-SIM, dual stand-by) 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 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 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 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)
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor (side-mounted)
- Fingerprint Sensor (side-mounted)

hardware Hardware and OS

OS Android 10.0 Android 10 Android 10
User Interface One UI 2.0 MIUI 11 Realme UI
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 G95 (12 nm)
GPU Mali-G72 MP3 Adreno 618 Mali-G76 MC4
RAM 6 GB 6 GB 8 GB
Internal Memory 128 GB 128 GB 128 GB
External Memory microSD, up to 512 GB microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type Full HD+ Infinity-U Super AMOLED Capacitive Touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 5 IPS LCD capacitive touchscreen
Corning Gorilla Glass 3
90Hz refresh rate
480 nits typ. brightness (advertised)
Colors 16M colors 16M colors 16M Colour
Size 6.4 inches 6.67 inches 6.5 inches
Resolution 1080 x 2340 pixels (403 ppi) 1080 x 2400 pixels (395 ppi) 1080 x 2400 pixels (405 ppi)
Screen-to-Body Ratio 83.97% 84.28% 83.31%
Multi-Touch yes yes no

multimedia Multimedia

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

camera Camera

Rear Camera 64 MP + 8 MP + 5 MP + 5 MP 64 MP + 8 MP + 5 MP + 2 MP 16 MP
Flash LED Flash LED flash No
Features 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF
8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.2, 25mm (macro), 1/5.0", 1.12µm
5 MP, f/2.2, (depth)
HDR, Panorama
64 MP, f/1.9, 26mm (wide), 1/1.72", 0.8µm, PDAF
8 MP, f/2.2, 119° (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro), 1/5.0", 1.12µm, AF
2 MP, f/2.4, (depth)
HDR, panorama
64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF
8 MP, f/2.3, 119˚, 16mm (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
Video 2160p@30fps, 1080p@30fps, gyro-EIS 2160p@30fps, 1080p@30/60/120fps, 720p@960fps 4K@30fps, 1080p@30/60fps, gyro-EIS
Front Camera 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
HDR
1080p@30fps [Similar]
16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0µm
HDR
1080p@30fps [Similar]
16 MP, f/2.0, 26mm (wide), 1/3.1", 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
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 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, BDS
Browser Yes Yes Yes

memory User Memory

Internal 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) 128 GB, 8 GB RAM or 64 GB, 6 GB RAM (UFS 2.1)
Expandable Storage microSD, up to 512 GB microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Yes 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 supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 30W
Non-removable Li-Po Battery
Fast battery charging 30W, , 50% in 26 min, 100% in 65 min (advertised)
Capacity 6000 mAh 5020 mAh 5000 mAh
Stand by - - -
Talk Time - - -