Samsung Galaxy A31 vs realme 7 Specs Comparison

Availability

Officially announced
Mar 24, 2020	Oct 07, 2020
Prices (MSRP)
€300	€179

Design

Dimensions
6.27 x 2.88 x 0.34 inches 159.3 x 73.1 x 8.6 mm	6.39 x 2.97 x 0.37 inches 162.3 x 75.4 x 9.4 mm
Weight
6.53 oz / 185.0 g	6.93 oz / 196.5 g
Materials
Back: Plastic	Back: Plastic Frame: Plastic
Biometrics
Optical in-screen fingerprint	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key
Colors
Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white	Mist blue, Mist white

Display

Size
6.4-inch, 84.88% screen-to-body	6.5-inch, 83.31% screen-to-body
Type
Super AMOLED, 60Hz	IPS LCD, 90Hz
Resolution
2400x1080px, 20:9 ratio, 411 PPI	2400x1080px, 20:9 ratio, 405 PPI
Protection
	Corning Gorilla Glass

Hardware

System chip
MediaTek Helio P65 MT6768 (12 nm)	MediaTek Helio G95 (12 nm)
Processor
Octa-core 2x2.0GHz Cortex-A75 6x2.0G​Hz Cortex-A55	Octa-core 2050 MHz Arm Cortex-A76 and Arm Cortex-A55
GPU
Mali-G52 MC2	Mali G76 MC4
Memory
4GB (LPDDR4)/64GB (eMMC 5.1) 6GB/128GB	4GB (LPDDR4)/64GB (UFS 2.1) 6GB/64GB 8GB/128GB
Storage expansion
microSDXC up to 512 GB	microSDXC
OS
Android (10)	Android (10)

Battery

Type
5000 mAh, Li - Polymer	5000 mAh, Li - Polymer
Charging
Fast charging	Fast charging
Charge speed
Wired: 15.0W	Wired: 30.0W

Camera

Rear
Quad camera	Quad camera
Main camera
48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm	48 MP (PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm	8 MP (Ultra-wide) Aperture size: F2.3 Focal Length: 16 mm Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
5 MP (Macro) Aperture size: F2.4	2 MP (Macro) Aperture size: F2.4
Fourth camera
5 MP (Depth information) Aperture size: F2.4	2 MP (Black and White) Aperture size: F2.4
Flash
LED	LED
Video recording
1080p (30 fps)	4K UHD (30 fps), 1080p (120 fps), 720p (240 fps) EIS
Front
20 MP Video capture: 1080p	16 MP (Slow-motion videos) Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 2.0	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC	NFC

Discover more

Full Specs Samsung Galaxy A31 Specs

Full Specs realme 7 Specs

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 20	1, 2, 3, 4, 5, 7, 8, 20, 28
4G (TDD) Bands
38, 40, 41	38, 40, 41
3G Bands
1, 2, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
Date approved: Mar 08, 2020 FCC ID value: A3LSMA315GL	Date approved: Feb 07, 2021 FCC ID value: 2AUYFRMX2155
Measured SAR
Head: 0.53 W/kg Body: 0.56 W/kg Simultaneous Transmission: 1.42 W/kg Wireless Router: 0.65 W/kg Phablet: 0.89 W/kg	Head: 1.20 W/kg Body: 0.34 W/kg Simultaneous Transmission: 1.34 W/kg Wireless Router: 0.93 W/kg

Alternative variants

with 128GB storage

Memory	6GB/128GB

with 6GB RAM

Memory	6GB
Prices (MSRP)	€199

with 128GB storage

Memory	8GB/128GB