Phone Comparison - Samsung Galaxy A31 vs Realme 7 5G vs Realme 8 5G

general General Info

Manufacturer Samsung Realme Realme
Announced 2020, March 24 2020, November 19 2021, April 22
Status Coming Soon - April 2020 Coming soon. Exp. release 2020, November 27 Coming soon. Exp. release 2021, May
Colors Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White Blue, Silver, Mint Supersonic Blue, Supersonic Black
Form Factor Candybar Candybar Candybar
Dimension 159.3 x 73.1 x 8.6 mm
(6.27 x 2.88 x 0.34 in)
162.1 x 75.1 x 9.1 mm
(6.38 x 2.96 x 0.36 in)
162.5 x 74.8 x 8.5 mm
(6.4 x 2.94 x 0.33 in)
Weight 185 g (6.53 oz) 195 g (6.88 oz) 185 g (6.53 oz)
SIM Type Single SIM (Nano-SIM), 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 (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 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 1900 / 2100
4G Network LTE (unspecified) LTE LTE 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66
5G Network - 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA
Messaging
Build Features - Fingerprint Sensor (under display, optical)
- Fingerprint Sensor (side-mounted)
- Fingerprint Sensor (side-mounted)

hardware Hardware and OS

OS Android 10.0 Android 10 Android 11
User Interface One UI 2.0 Realme UI 1.0 Realme UI 2.0
Processor Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55), Mediatek MT6768 Helio P65 (12nm) Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), MediaTek Dimensity 800U 5G (7 nm) Octa-core (4x2.2 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55), MediaTek MT6833 Dimensity 700 5G (7 nm)
GPU Mali-G52 MC2 Mali-G57 MC3 Mali-G57 MC2
RAM 6 GB 8 GB 8 GB
Internal Memory 128 GB 128 GB 128 GB
External Memory microSDXC microSDXC (uses shared SIM slot) microSDXC (dedicated slot)

display Display

Type Super AMOLED Capacitive Touchscreen IPS LCD Display
120Hz Refresh rate
480 nits (typ)
Corning Gorilla Glass Protection
FHD+ IPS LCD Screen
90Hz Refresh Rate
480 nits (typ), 600 nits
Colors 16M colors 16M Colour 16M colors
Size 6.4 inches 6.5 inches 6.5 inches
Resolution 1080 x 2400 pixels (411 ppi) 1080 x 2400 pixels (405 ppi) 1080 x 2400 pixels (405 ppi)
Screen-to-Body Ratio 85.01% 83.75% 83.88%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio - No Unspecified
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 48 MP + 8 MP + 5 MP + 5 MP 48 MP + 8 MP + 2 MP + 2 MP 48 MP + 2 MP + 2 MP
Flash LED flash LED Flash LED Flash
Features 48 MP, f/2.0, (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro)
5 MP, f/2.4, (depth)
panorama, HDR
48 MP, f/1.8, 25mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.3, 119˚ (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
48 MP, f/1.8, 26mm (wide), PDAF
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, Panorama
Video 1080p@30fps 4K@30fps, 1080p@30/60/120fps; gyro-EIS 1080p@30fps
Front Camera 20 MP, f/2.2, 0.8µm
HDR
1080p@30fps [Similar]
16 MP, f/2.1, 26mm (wide), 1/3.06", 1.0µm
HDR
1080p@30fps [Similar]
16 MP, f/2.1, 26mm (wide)
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 (CA), 5G 2.3 Gbps DL HSPA 42.2/5.76 Mbps, LTE-A, 5G
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.1, 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 USB Type-C 2.0 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, QZSS
Browser Yes Yes Yes

memory User Memory

Internal 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1) 128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.1) 128 GB, 8 GB RAM or 128 GB, 4 GB RAM UFS 2.1
Expandable Storage microSDXC 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 supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 30W, 100% in 65 min (advertised)
Non-removable Li-Po Battery
Fast battery charging 18W
Capacity 5000 mAh 5000 mAh 5000 mAh
Stand by - - -
Talk Time - - -