Samsung Galaxy A31 vs Samsung Galaxy A15 5G Specs Comparison

Availability

Officially announced
Mar 24, 2020	Dec 11, 2023
Prices (MSRP)
€300	$200

Design

Dimensions
6.27 x 2.88 x 0.34 inches 159.3 x 73.1 x 8.6 mm	6.30 x 3.02 x 0.33 inches 160.1 x 76.8 x 8.4 mm
Weight
6.53 oz (185.0 g)	7.05 oz (200.0 g)
Materials
Back: Plastic	Back: Plastic Frame: Plastic
Biometrics
Optical in-screen fingerprint	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white	Blue Black, Light Blue

Display

Size
6.4-inch, 84.88% screen-to-body	6.5-inch, 84.49% screen-to-body
Type
Super AMOLED, 60Hz	Super AMOLED, 90Hz, 800 nits
Resolution
2400x1080px, 20:9 ratio, 411 PPI	2340x1080px, 19.5:9 ratio, 396 PPI

Hardware

System chip
MediaTek Helio P65 MT6768 (12 nm)	Mediatek Dimensity 6100+ (6 nm)
Processor
Octa-core 2x2.0GHz Cortex-A75 6x2.0G​Hz Cortex-A55	Octa-core 2x2.2GHz Cortex-A76 6x2.0G​Hz Cortex-A55
GPU
Mali-G52 MC2	Mali-G57 MC2
Memory
4GB (LPDDR4)/64GB (eMMC 5.1) 6GB/128GB	4GB/128GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 1000 GB
OS
Android (10)	Android (14)

Battery

Type
5000 mAh, Li - Polymer	5000 mAh
Charging
Fast charging	Fast charging
Charge speed
Wired: 15.0W	Wired: 25.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

6h 43min

Browsing

10h 41min

Video

12h 15min

Gaming

10h 19min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Quad camera	Triple camera
Main camera
48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm	50 MP (Autofocus) Aperture size: F1.8
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm	5 MP (Ultra-wide) Aperture size: F2.2
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
Flash
LED	LED
Video recording
1080p (30 fps)	1080p (30 fps)
Front
20 MP Video capture: 1080p	13 MP Video capture: 1080p

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

122

Overall

136

Photo

107

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.0	5.3
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, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC	NFC

Multimedia

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

Cellular

5G Bands
	n1, n3, n5, n7, n8, n28, n40, n41, n66, n71, n77, n78, SA, NSA, Sub-6
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 20	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66
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
Dual SIM
Yes	Yes
SIM type
Nano SIM	Dual Nano SIM
HD Voice
	Yes
VoLTE
	Yes

Regulatory Approval

FCC approval
Date approved: Mar 08, 2020 FCC ID value: A3LSMA315GL
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

Alternative variants

with 128GB storage

Memory	6GB/128GB

Links

Full specifications
Samsung Galaxy A31 Specs	Samsung Galaxy A15 5G Specs
PhoneArena Review
	Samsung Galaxy A15 5G Review
User Reviews
	Samsung Galaxy A15 5G User Reviews