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Samsung Galaxy A51 (64 GB / 4 GB) vs Samsung Galaxy A31 (128 GB) Comparison

Samsung Galaxy A51 photo
Samsung Galaxy A31 photo
BASIC FEATURES
 
 
Screen Size
6.5 Inch
6.4 Inch
Screen/Body Ratio
87.3 %
84.49 %
Weight
172 Grams
185 Grams
Camera Resolution
48 MP
48 MP
Storage Capacity
64 GB
128 GB
Internal Memory (RAM)
4 GB
4 GB
Chipset
Samsung Exynos 7 Series 9611
MediaTek MT6768 (Helio P65)
CPU Frequency
2.3 GHz
2.0 GHz
Screen Resolution
1080x2400 (FHD+) Pixel
1080x2400 (FHD+) Pixel
Video Recording Resolution
2160p (Ultra HD) 4K
1080p (Full HD)
Battery Capacity
4000 mAh
5000 mAh
Head SAR
0.369 W/kg
0.488 W/kg
OS Version
Android 10 (Q)
Android 10 (Q)
FULL FEATURES
 
 
DISPLAY
 
 
Screen Size
Display Technology
Screen Resolution Standard
Pixel Density (PPI)
405 PPI
411 PPI
Screen Refresh Rate
Aspect Ratio
Screen Area
101.85 cm²
98.39 cm²
Screen Protection
 
Touch Screen Technology
Capacitive Touchscreen
Capacitive Touchscreen
Color Depth
Screen/Body Ratio
87.3 %
84.49 %
BATTERY
 
 
Battery Capacity
Talk Time (4G)
32 Hours
33 Hours
Internet Usage (WiFi)
16 Hours
20 Hours
Internet Usage (4G)
15 Hours
20 Hours
Video Playing
20 Hours
22 Hours
Audio Playing
87 Hours
97 Hours
Charging Type
Battery Technology
 
Fast Charge
Yes
Yes
Fast Charge Power
Fast Charge Features
Charging Time
100 Minutes
 
Wireless Charge
No
No
Removable Battery
No
No
CAMERA
 
 
Camera Resolution
Optical Image Stabilization (OIS)
No
No
Flash
LED
LED
Aperture Size
Video Recording Resolution
Video FPS
Video Recording Options
 
Slow Motion FPS Options
 
Second Rear Camera
Yes
Yes
Second Rear Camera Resolution
Second Rear Camera Aperture
F2.2
F2.2
Third Rear Camera
Yes
Yes
Third Rear Camera Resolution
Third Rear Camera Aperture
F2.4
F2.4
Third Rear Camera Features
Fourth Rear Camera
Yes
Yes
Fourth Rear Camera Resolution
5 MP
5 MP
Fourth Rear Camera Aparture
F2.2
F2.4
Fourth Rear Camera Features
Front Camera Resolution
Front Camera Video Resolution
Front Camera FPS
Front Camera Aperture Size
HARDWARE
 
 
CPU Frequency
CPU Core
CPU Architecture
GPU Frequency
 
820 MHz
Lithography
AnTuTu Score (v8)
201.900 Points
168.600 Points
AnTuTu Score (v9)
242.700 Points
 
AnTuTu Score (v10)
 
198.100 Points
Geekbench 5 (Single-core)
345 Points
350 Points
Geekbench 5 (Multi-core)
1.185 Points
1.240 Points
Internal Memory (RAM)
RAM Type
 
Storage Capacity
User Available Memory
 
101 GB
Memory Card Support
Yes
Yes
Expandable Memory Support Max
Other RAM Options
4/6/8GB RAM Options
4/6GB RAM Options
Other Storage Options
64/128/256GB Storage Options
64/128GB Storage Options
DESIGN
 
 
Height
158.5 mm
159.3 mm
Width
73.6 mm
73.1 mm
Depth
7.9 mm
8.6 mm
Weight
172 Grams
185 Grams
Colour Options
Body Material (Cover)
NETWORK
 
 
2G
Yes
Yes
3G
Yes
Yes
4G
Yes
Yes
4G Download
 
4G Upload
50 Mbps
 
4G Technology
 
LTE Advanced Pro
Yes
Yes
5G
No
No
OS
 
 
Operating System
Upgradable Version
User Interface (UI)
User Interface Version
WLAN
 
 
NFC
Yes
Yes
Bluetooth Version
5.0
5.0
Bluetooth Features
LE
 
IR Blaster
No
No
Navigation Features
MULTIMEDIA
 
 
FM Radio
Yes
Yes
Speaker Features
Earphone Jack
SPECS
 
 
Water Resistance
No
No
Dust Resistance
No
No
Video Call (App)
Yes
Yes
Fingerprint Sensor
Yes
Yes
Fingerprint Sensor Features
LED Notification Light
No
No
Head SAR
0.369 W/kg
0.488 W/kg
Body SAR
1.590 W/kg
1.68 W/kg
OTHER CONNECTIONS
 
 
USB Version
2.0
2.0
USB Interface
Number of SIM
GENERAL INFORMATIONS
 
 
Release Year
Announce-Date
2019, December
2020, March
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