Samsung Galaxy A51 vs Samsung Galaxy A55 5G
Short Description
Samsung Galaxy A51
Screen size: 6.5" / Resolution: 1080 x 2400 px / Main camera: 48 MP & 12 MP & 5 MP & 5 MP / Front camera: 32MP / RAM: 4GB, 6GB, 8GB / Battery power: 4000 mAh / Internal storage: 64GB, 128GB, 256GB / SIM cards: 2 SIM
Samsung Galaxy A55 5G
Screen size: 6.6" / Resolution: 1080 x 2340 px / Main camera: 50 MP & 12 MP & 5 MP / Front camera: 32MP / RAM: 8GB, 12GB / Battery power: 5000 mAh / Has 5G support: ✔ / Internal storage: 128GB, 256GB / SIM cards: 2 SIM
Key Differences
Samsung Galaxy A51
Samsung Galaxy A55 5G
How is Samsung Galaxy A51 better than Samsung Galaxy A55 5G?
Better display resolution: 1080 x 2400 px vs 1080 x 2340 px
Lighter: 172 g (6.07 ounces) vs 213 g (7.51 ounces)
Narrower: 73.6 mm (2.9 inches) vs 77.4 mm (3.05 inches)
Shorter: 158.5 mm (6.24 inches) vs 161.1 mm (6.34 inches)
Samsung Galaxy A51
Samsung Galaxy A55 5G
How is Samsung Galaxy A55 5G better than Samsung Galaxy A51?
Bigger battery capacity: 5000 mAh vs 4000 mAh
Faster CPU speed: 4 x 2.75 GHz & 4 x 2.05 GHz vs 4 x 2.3 GHz & 4 x 1.7 GHz
More RAM memory capacity in max option: 8GB, 12GB vs 4GB, 6GB, 8GB
AnTuTu score is about 164% higher
More megapixels main camera: 50 MP & 12 MP & 5 MP vs 48 MP & 12 MP & 5 MP & 5 MP
Has a larger display diagonal: 6.6" vs 6.5"
The phone is 4 years and 2 months newer
Size Comparison
Samsung Galaxy A51
Samsung Galaxy A55 5G
Height
158.5 mm
(6.24 inches)
Width
73.6 mm
(2.9 inches)
Thickness
7.9 mm
(0.31 inches)
Screen size
6.5"
Weight
172 g
(6.07 ounces)
6.5"
6.6"
Height
161.1 mm
(6.34 inches)
Width
77.4 mm
(3.05 inches)
Thickness
8.2 mm
(0.32 inches)
Screen size
6.6"
Weight
213 g
(7.51 ounces)
Height
158.5 mm
(6.24 inches)
Width
73.6 mm
(2.9 inches)
Thickness
7.9 mm
(0.31 inches)
Screen size
6.5"
Weight
172 g
(6.07 ounces)
Height
161.1 mm
(6.34 inches)
Width
77.4 mm
(3.05 inches)
Thickness
8.2 mm
(0.32 inches)
Screen size
6.6"
Weight
213 g
(7.51 ounces)
3D comparison
Samsung Galaxy A51
Samsung Galaxy A55 5G
Samsung Galaxy A51
Samsung Galaxy A55 5G
Expert Score
Score 3.6
Score 3.8
Samsung Galaxy A51
Samsung Galaxy A55 5G
Samsung Galaxy A51
Samsung Galaxy A55 5G
Score 3.6
Score 3.8
CNet
Samsung Galaxy A51
Samsung Galaxy A55 5G
TechRadar
Samsung Galaxy A51
Samsung Galaxy A55 5G
PhoneArena
Samsung Galaxy A51
Samsung Galaxy A55 5G
Smartprix
Samsung Galaxy A51
Samsung Galaxy A55 5G
Vote for Your option
Samsung Galaxy A51
Vote for Your option
Samsung Galaxy A55 5G
Benchmarks
AnTuTu Score
Samsung Galaxy A51
276,261
Samsung Galaxy A55 5G
729,255 +163.97%
The score reflects a device's overall performance by summing up results from tests of RAM speed, CPU, and 2D/3D graphics.
CPU
Samsung Galaxy A51
88,502
Samsung Galaxy A55 5G
245,367 +177.24%
Measures the performance of a device's processor, focusing on tasks such as computing power and multi-core efficiency.
GPU
Samsung Galaxy A51
44,652
Samsung Galaxy A55 5G
171,544 +284.18%
Measures the graphical performance of a device's GPU, evaluating its ability to handle graphics-intensive tasks such as gaming and rendering.
Memory
Samsung Galaxy A51
66,723
Samsung Galaxy A55 5G
151,503 +127.06%
Measures the performance of a device's memory (RAM), measuring its speed and efficiency in handling multitasking and data-intensive applications.
UX
Samsung Galaxy A51
76,384
Samsung Galaxy A55 5G
160,841 +110.57%
Measures the overall user experience performance of a device, including factors like system responsiveness, touch sensitivity, and app launching speed.
3DMark Wild Life benchmark
Samsung Galaxy A51
812
Samsung Galaxy A55 5G
3,831 +371.8%
Is a cross-platform benchmark designed to test the graphical performance of devices under high GPU load.
Geekbench 6 · Multi-Core
Samsung Galaxy A51
1,052
Samsung Galaxy A55 5G
3,534 +235.93%
Measures the aggregate performance of all processor cores in a device, simulating tasks optimized for multi-threaded processing.
Geekbench 6 · Single-Core
Samsung Galaxy A51
331
Samsung Galaxy A55 5G
1,173 +254.38%
Measures the performance of a single processor core by assessing how efficiently the device handles single-threaded processing-based tasks.
Battery Performance
Samsung Galaxy A51
Samsung Galaxy A55 5G
Battery Life
Charging timeAbout Products
Samsung Galaxy A51
The Samsung Galaxy A51 is a feature-rich smartphone that offers a vibrant 6.5-inch Super AMOLED display, perfect for streaming and gaming with stunning colors and clarity. It’s equipped with a quad-camera setup, including a 48MP main lens, 12MP ultra-wide, 5MP macro, and 5MP depth sensor, delivering versatile photography options.
The 32MP front camera ensures high-quality selfies and video calls. Powered by the Exynos 9611 chipset and 4GB or 8GB of RAM, it provides smooth performance for daily tasks and multitasking. The 4000mAh battery supports 15W fast charging, ensuring you stay powered throughout the day. With a sleek design, in-display fingerprint sensor, and One UI for a user-friendly experience, the Galaxy A51 is a solid choice for those seeking a balance of style, performance, and camera capabilities.
Samsung Galaxy A55 5G
The Samsung Galaxy A55 5G is a well-rounded smartphone that combines 5G connectivity with solid performance at a mid-range price. Its 6.6-inch Super AMOLED display delivers vibrant colors and deep blacks, making it a great choice for streaming and gaming. Powered by the Exynos 1280 chipset and paired with 12GB of RAM, the device handles multitasking and everyday apps smoothly, though it may lag with more demanding games.
One of its standout features is the 5,000mAh battery, which easily lasts through a day of heavy use and supports 25W fast charging. The 50MP quad-camera setup performs well in daylight, capturing sharp and detailed photos, but low-light performance is average. The 32MP front camera is perfect for selfies and video calls.
Galaxy A55 5G offers excellent value with its balanced performance, good camera, and strong battery life, making it a solid option for budget-conscious buyers.
Technical Specifications
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Specs
Samsung Galaxy A51
Samsung Galaxy A55 5G
Design
Weight
172 g (6.07 ounces)
213 g (7.51 ounces)
Thickness
7.9 mm (0.31 inches)
8.2 mm (0.32 inches)
Width
73.6 mm (2.9 inches)
77.4 mm (3.05 inches)
Height
158.5 mm (6.24 inches)
161.1 mm (6.34 inches)
Is weather-sealed (splashproof)
-
✔
Ingress Protection (IP) rating
-
IP67
Waterproof depth rating
-
1 m
Volume
92.16 cm³
102.25 cm³
Is dustproof and water-resistant
-
✔
Color options
Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink
Iceblue, Lilac, Navy, Lemon
French Repairability Index
-
8.4
Display
Screen size
6.5"
6.6"
Display type
OLED/AMOLED
OLED/AMOLED
Pixel density
405 ppi
390 ppi
Resolution
1080 x 2400 px
1080 x 2340 px
Refresh rate
60Hz
120Hz
Brightness (typical)
-
550 nits
Has branded damage-resistant glass
✔
✔
Gorilla Glass version
Gorilla Glass 3
Gorilla Glass Victus
Supports HDR10
-
✔
Supports HDR10+
-
✔
Always-On Display
✔
✔
Contrast ratio
20:1
-
Has a touch screen
✔
✔
Performance
Internal storage
64GB, 128GB, 256GB
128GB, 256GB
RAM
4GB, 6GB, 8GB
8GB, 12GB
Android version
Android 10
Android 14
CPU speed
4 x 2.3 GHz & 4 x 1.7 GHz
4 x 2.75 GHz & 4 x 2.05 GHz
GPU clock speed
650 MHz
950 MHz
Has integrated LTE
✔
✔
RAM speed
2133 MHz
3200 MHz
Semiconductor size
10 nm
4 nm
Supports 64-bit
✔
✔
DirectX version
DirectX 12
DirectX 12
Has integrated graphics
✔
✔
OpenGL ES version
3.2
-
Uses big.LITTLE technology
✔
✔
CPU threads
8 threads
8 threads
Uses HMP
✔
✔
Has TrustZone
✔
-
Maximum memory bandwidth
11.92 GB/s
51.2 GB/s
OpenCL version
2
2
EMMC version
5.1
-
DDR memory version
4
5
Maximum memory amount
8GB
12GB
L3 cache
-
4 MB
Uses multithreading
-
✔
Thermal Design Power (TDP)
8W
-
Release date
2019
2024
Has NX bit
✔
-
L1 cache
64 KB
-
GPU turbo
850 MHz
-
Memory channels
4
4
Has an external memory slot
✔
✔
Maximum amount of external memory supported
1000GB
1000GB
Bits executed at a time
128
-
Number of transistors
3000 million
-
VFP version
4
-
Cameras
Main camera
48 MP & 12 MP & 5 MP & 5 MP
50 MP & 12 MP & 5 MP
Front camera
32MP
32MP
Has built-in optical image stabilization
-
✔
Video recording (main camera)
2160 x 30 fps
2160 x 30 fps
Wide aperture (main camera)
f/2 & f/2.2 & f/2.4 & f/2.2
f/1.8 & f/2.2 & f/2.4
Has a BSI sensor
✔
-
Has continuous autofocus when recording movies
-
✔
Has phase-detection autofocus for photos
✔
✔
Supports slow-motion video recording
✔
✔
Has a built-in HDR mode
✔
✔
Has a flash
✔
✔
Has manual exposure
✔
✔
Has a dual-lens (or multi-lens) main camera
✔
✔
Optical zoom
0x
0x
Number of flash LEDs
1
1
Has a CMOS sensor
-
✔
Has manual ISO
✔
✔
Has a serial shot mode
✔
✔
Has manual focus
✔
✔
Has a front camera
✔
✔
Has manual white balance
✔
✔
Has touch autofocus
✔
✔
Has manual shutter speed
✔
-
Can create panoramas in-camera
✔
✔
Wide aperture (front camera)
f/2.2
f/2.2
Has timelapse function
✔
✔
Pixel size (main camera)
0.8 µm & 1.12 µm & 1.12 µm & 1.12 µm
-
Operating system
Has clipboard warnings
-
✔
Has location privacy options
-
✔
Has camera/microphone privacy options
-
✔
Has theme customization
✔
✔
Can play games while they download
-
✔
Has dark mode
✔
✔
Has Wi-Fi password sharing
-
✔
Has battery health check
-
✔
Has an extra dim mode
-
✔
Has focus modes
✔
✔
Has dynamic theming
-
✔
Can offload apps
-
✔
Has customizable notifications
✔
✔
Has scrolling screenshots
-
✔
Supports split screen
✔
✔
Supports instant markup
✔
✔
Supports PiP and PaP
✔
✔
More languages supported
-
125
Has sharing intents
✔
✔
Has a child lock
✔
✔
Supports widgets
-
✔
Is free and open source
✔
✔
Tracks the current position of a mobile device
✔
✔
Is a multi-user system
✔
✔
Supports widgets
✔
-
More languages supported
125
-
Has offline voice recognition
✔
✔
The browser has word wrap
✔
✔
Has voice commands
✔
✔
Battery
Battery power
4000 mAh
5000 mAh
Supports fast charging
✔
✔
Charging speed
25W
25W
Has an ultra power-saving mode
-
✔
Has a battery level indicator
✔
✔
Has a rechargeable battery
✔
✔
Audio
Has stereo speakers
-
✔
Number of microphones
2
3
Has a socket for a 3.5 mm audio jack
✔
-
Has a radio
✔
-
Features
Has 5G support
-
✔
Wi-Fi version
Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Download speed
600 MBits/s
3790 MBits/s
Upload speed
150 MBits/s
1280 MBits/s
Has USB Type-C
✔
✔
USB version
2
2
Has NFC
✔
✔
SIM cards
2 SIM
2 SIM
Has a fingerprint scanner
✔
✔
Bluetooth version
5
5.3
Has a gyroscope
✔
✔
Has GPS
✔
✔
Has a compass
✔
✔
Supports Wi-Fi
✔
✔
Has a cellular module
✔
✔
Supports Galileo
✔
✔
Has an accelerometer
✔
✔
Body sar (eu)
1.59W/kg
-
Supports ant+
✔
-
Head SAR (eu)
0.36W/kg
-
Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
Vote for Your option
Samsung Galaxy A51
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Samsung Galaxy A55 5G
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