Compare: Samsung Galaxy M55 vs Samsung Galaxy A31
General Features
-
6.7"Super AMOLED Plus
-
50 MPTriple Camera
-
8/12GB RAM RAMSnapdragon 7 Gen 1
-
5000mAhLi-Ion
Pros
SD Card area available
OIS support
Dual sim support
High RAM capacity
Cons
No headphone jack
No FM Radio
No Infrared
Brand
Samsung
Announced
2024, March 28
Release Date
2024, March 28
Status
Available
Out Price
€324.91 / £314.67
Display
Type
Super AMOLED Plus
Aspect Ratio and PPI
20:9 ratio - 393 ppi density
Size
6.7 inches, 108.4 cm2 (~86.4% screen-to-body ratio)
Resolution
1080 x 2400 pixels - FHD+
Peak brightness (nit)
1000 nits (HBM)
Protection
Corning Gorilla Glass 5
Features
Hole-punch Notch
Refresh rate 120 Hz
Scratch resistant
2.5D curved glass screen
Corning Gorilla Glass 5
Capacitive
Multi-touch
Frameless
Refresh rate 120 Hz
Scratch resistant
2.5D curved glass screen
Corning Gorilla Glass 5
Capacitive
Multi-touch
Frameless
BODY
Colors
Dark Blue
Light Green
Dimensions
163.9 • 76.5 • 7.8 mm (6.45 • 3.01 • 0.31 in)
Weight
180 g (6.35 oz)
Material
Plastic
Certification
Waterproof
Sensors
Proximity, Light, Accelerometer, Compass, Gyroscope, Geomagnetic, Fingerprint, In-display fingerprint sensor
3.5mm Jack
No
NFC
Yes (market/region dependent)
Infrared
No
USB Type
USB Type-C 2.0 Charging, Mass storage, On-The-Go
Loudspeaker Loudness (dB)
Yes, with stereo speakers
PLATFORM
Chipset
Qualcomm Snapdragon 7 Gen 1 (SM7450-AB)
CPU
Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
Bits
64 Bit
Cores
8 Cores
Process technology
4 nm
GPU
Adreno 644
GPU Cores
GPU Frequency
Yes, with stereo speakers
OS
Android 14
MEMORY
RAM Capacity
8 GB, 12 GB
RAM Type
LPDDR5
Storage
128GB, 256GB
SD Card Slot
microSDXC (uses shared SIM slot)
PERFORMANCE SCORES
Antutu Score
698.000
Antutu
v1
Geek Bench Score
GeekBench
Single Score
BATTERY
Capacity
5000
Type
Li-Ion
Quick Charge Technology
Video Playback Time
Fast Charging
45W
Wireless Charging
Main Camera
First Camera
Resolution
50 MP
Sensor
Aperture
f/1.8
Pixel Size
Sensor Size
1/1.56"
Optical Zoom
Lens
(wide)
Extra
Autofocus, Continuous shooting, Digital zoom, Digital image stabilization, Optical image stabilization, Geotagging, Panorama, HDR, Touch focus, Face detection, White balance settings, ISO settings, Exposure compensation, Self-timer, Scene mode, Phase detec
Second Camera
Resolution
8 MP
Sensor
Aperture
f/2.2
Pixel Size
1.12 µm
Sensor Size
Optical Zoom
Lens
(ultrawide)
Extra
Pixel size - 1.12 µm
Third Camera
Resolution
2 MP
Sensor
Aperture
f/2.4
Pixel Size
Sensor Size
Optical Zoom
Lens
(macro)
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
50 megapixels
Video Resolution and FPS
4K@30fps, 1080p@30/60fps
Optical Stabilisation (OIS)
Yes
Electronic Stabilisation (EIS)
Yes
Slow Motion Video
Yes, 240 fps
Features
DxOMark Score
Mobile Score (Rear)
Mobile
Selfie Score
Selfie
Selfie Camera
First Camera
Resolution
50 MP
Sensor
--
Aperture
f/2.4
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
4K@30fps, 1080p@30/60fps
Features
Face unlock, Face detection
CONNECTIVITY
Technology
GSM / HSPA / LTE / 5G
2G Bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 38, 40, 41, 66
5G Bands
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
TD-SCDMA
Navigation
GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, NavIC System
Network Speed
HSPA, LTE, 5G
SIM Card Type
Hybrid Dual SIM (Nano-SIM, dual stand-by)
Number of SIM Area
2 SIM
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth
5.3, A2DP (Advanced Audio Distribution Profile), AVRCP (Audio/Visual Remote Control Profile), DIP (Device ID Profile), HFP (Hands-Free Profile), HID (Human Interface Profile), HSP (Headset Profile), MAP (Message Access Profile), OPP (Object Push Profile),
OTHERS
VoLTE
Yes
FM Radio
No
SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
Body SAR (EU)
0.98 W/kg
Head SAR (EU)
0.96 W/kg
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
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