Compare: Samsung Galaxy A51 vs Samsung Galaxy A31
General Features
-
6.5"Super AMOLED
-
48MPQuad camera
-
6GB RAMExynos 9611
-
4000mAhLi-Po
Pros
SD Card area available
FM Radio support
NFC support
Dual sim support
Cons
Not water resistant
No Infrared
Brand
Samsung
Announced
Dec 12, 2019
Release Date
Dec 27, 2019
Status
Coming soon
Out Price
Display
Type
Super AMOLED
Aspect Ratio and PPI
20:9 ratio - 405 ppi density
Size
6.5 inches, 102.0 cm2 (~87.4% screen-to-body ratio)
Resolution
1080 x 2400 pixels
Peak brightness (nit)
Protection
Corning Gorilla Glass 3
Features
BODY
Colors
Prism
Black
White
Blue
Pink
Dimensions
158.5 • 73.6 • 7.9 mm (6.24 • 2.90 • 0.31 in)
Weight
172 gr (6.07 oz)
Material
Back: Plastic
Certification
Waterproof
No
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
3.5mm Jack
Yes
NFC
Yes
Infrared
No
USB Type
2.0, Type-C 1.0 reversible connector, USB On-The-Go
Loudspeaker Loudness (dB)
PLATFORM
Chipset
Samsung Exynos 9611
CPU
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Bits
64Bit
Cores
8
Process technology
10 nm
GPU
Mali-G72 MP3
GPU Cores
GPU Frequency
OS
Android 10.0; One UI 2
MEMORY
RAM Capacity
4GB/6GB/8GB
RAM Type
LPDDR4X
Storage
64GB/128GB
SD Card Slot
microSD, up to 1 TB (dedicated slot)
PERFORMANCE SCORES
Antutu Score
156k
Antutu
Geek Bench Score
GeekBench
Single Score
BATTERY
Capacity
4000
Type
Li-Po
Quick Charge Technology
Video Playback Time
Fast Charging
Yes
Wireless Charging
No
Main Camera
First Camera
Resolution
Sensor
Samsung S5KGM2
Aperture
f/2
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Second Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Third Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Fourth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Fifth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Sixth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Image Resolution
8000 x 6000 pixels, 48 MP
Video Resolution and FPS
3840x2160 (4K UHD) - (30 fps)
1920x1080 (Full) - (30 fps)
1280x720 (HD) - (30 fps)
1920x1080 (Full) - (30 fps)
1280x720 (HD) - (30 fps)
Optical Stabilisation (OIS)
No
Electronic Stabilisation (EIS)
Yes
Slow Motion Video
No
Features
DxOMark Score
Mobile Score (Rear)
Mobile
Selfie Score
Selfie
Selfie Camera
First Camera
Resolution
32 MP
Sensor
Samsung S5KGD1
Aperture
f/2.2
Pixel Size
Sensor Size
Extra
Second Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Third Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Video Resolution and FPS
1080p@30fps
Features
HDR
CONNECTIVITY
Technology
GSM / HSPA / LTE
2G Bands
GSM - 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Bands
HSDPA - 850 / 900 / 1900 / 2100
4G Bands
LTE - B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28 (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
5G Bands
TD-SCDMA
Navigation
Yes, with A-GPS, GLONASS, GALILEO, BDS
Network Speed
HSPA, LTE-A
SIM Card Type
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Number of SIM Area
2
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.0, A2DP, LE
OTHERS
VoLTE
Yes
FM Radio
Yes
SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
Body SAR (EU)
Head SAR (EU)
Body SAR (USA)
Head SAR (USA)
Additional
Extra
Cooling System
No
HDMI
General Features
-
6.4"Super AMOLED
-
48MPQuad Camera
-
4/6GB RAMHelio P65
-
5000mAhLi-Po
Pros
SD Card area available
Dual sim support
High battery capacity
High megapixel camera
Cons
No FM Radio
Not water resistant
No Infrared
Brand
Samsung
Announced
2020, March 24
Release Date
2020, April
Status
Coming soon
Out Price
Display
Type
Super AMOLED
Aspect Ratio and PPI
20:9 ratio - 411 ppi density
Size
6.4 inches, 98.9 cm2 (~84.9% screen-to-body ratio)
Resolution
1080 x 2400 pixels
Peak brightness (nit)
Protection
Features
BODY
Colors
Black
Blue
Red
White
Dimensions
159.3 • 73.1 • 8.6 mm (6.27 • 2.88 • 0.34 in)
Weight
185 gr (6.53 oz)
Material
Certification
Waterproof
No
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
3.5mm Jack
Yes
NFC
No
Infrared
No
USB Type
2.0, Type-C 1.0 reversible connector, USB On-The-Go
Loudspeaker Loudness (dB)
PLATFORM
Chipset
CPU
Octa-core (2x2.0 GHz & 6x1.7 GHz)
Bits
64Bit
Cores
8 Core
Process technology
12 nm
GPU
Mali-G52 MC2
GPU Cores
GPU Frequency
OS
Android 10.0; One UI 2.0
MEMORY
RAM Capacity
64GB / 128GB ROM
RAM Type
Storage
4GB / 6GB RAM
SD Card Slot
microSDXC
PERFORMANCE SCORES
Antutu Score
Antutu
Geek Bench Score
GeekBench
Single Score
BATTERY
Capacity
5000
Type
Li-Po
Quick Charge Technology
Video Playback Time
Fast Charging
Yes, 15W
Wireless Charging
No
Main Camera
First Camera
Resolution
48 MP
Sensor
Aperture
f/2.0
Pixel Size
0.8µm
Sensor Size
1/2.0"
Optical Zoom
Lens
Wide
Extra
PDAF
Second Camera
Resolution
8 MP
Sensor
Aperture
f/2.2
Pixel Size
1.12µm
Sensor Size
1/4.0"
Optical Zoom
Lens
13mm (ultrawide)
Extra
Third Camera
Resolution
5 MP
Sensor
Aperture
f/2.4
Pixel Size
Sensor Size
Optical Zoom
Lens
Macro
Extra
Fourth Camera
Resolution
5 MP
Sensor
Aperture
f/2.4
Pixel Size
Sensor Size
Optical Zoom
Lens
Depth
Extra
Fifth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Sixth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Image Resolution
48 megapixels
Video Resolution and FPS
Optical Stabilisation (OIS)
No
Electronic Stabilisation (EIS)
No
Slow Motion Video
Features
DxOMark Score
Mobile Score (Rear)
Mobile
Selfie Score
Selfie
Selfie Camera
First Camera
Resolution
20 MP
Sensor
Aperture
f/2.2
Pixel Size
Sensor Size
Extra
Second Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Third Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Video Resolution and FPS
1080p@30fps
Features
CONNECTIVITY
Technology
GSM / HSPA / LTE
2G Bands
GSM - 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Bands
HSDPA - 850 / 900 / 1900 / 2100
4G Bands
LTE (unspecified)
5G Bands
TD-SCDMA
Navigation
Yes, with A-GPS, GLONASS, GALILEO, BDS
Network Speed
HSPA, LTE-A
SIM Card Type
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Number of SIM Area
2 SIM
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.0, A2DP, LE
OTHERS
VoLTE
FM Radio
No
SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
Body SAR (EU)
Head SAR (EU)
Body SAR (USA)
Head SAR (USA)
Additional
Extra
Cooling System
No
HDMI