Samsung Galaxy A55 5G vs Samsung Galaxy S20 Ultra

Compared 2 smartphones : Samsung Galaxy A55 5G Manufactured in March, 2024, with display 6.6 with chipsetSamsung Exynos 1480, vs Samsung Galaxy S20 Ultra, Manufactured in March, 2020 with chipsetSamsung Exynos 990. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy A55 5G
  • Lighter design: 213g vs 220g
  • Newer Bluetooth version: 5.3 vs 5
Reasons to choose Samsung Galaxy S20 Ultra
  • Larger display: 6.9in
  • Higher pixel density: 511ppi
  • Supports newer USB: 3.1 vs 2

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 6/256 GB
- 8/128 GB
- 8/256 GB
- 12/256 GB
- 12/128 GB
- 12/256 GB
- 16/512 GB

Review

Key Specs Samsung Galaxy A55 5G and Samsung Galaxy S20 Ultra
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison

Display

Display quality comparison
Type Super AMOLED Dynamic AMOLED
Size 6.6 in 6.9 in
Resolution 1080x2340 pixels 1440x3200 pixels
Aspect ratio 19.5:9 20:9
Pixel density 390 ppi 511 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) No
Max brightness 1000 nits 800 nits
HDR support Yes HDR10+ Yes HDR10+
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 85.8 % 90.6 %
Features - DCI-P3
- Always-On Display
- DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Samsung Galaxy A55 5G
1011 nits
Samsung Galaxy S20 Ultra
886 nits
sRGB gamut100 %99.2 %
PWM (Flicker)120 Hz240 Hz
Response time1 ms6.2 ms
Contrast∞ Infinite∞ Infinite

Design & Build

Design and ergonomics comparison
Height 161.1 mm (6.34 in) 166.9 mm (6.57 in)
Width 77.4 mm (3.05 in) 76 mm (2.99 in)
Thickness 8.2 mm (0.32 in) 8.8 mm (0.35 in)
Weight 213 g (7.51 oz) 220 g (7.76 oz)
Water resistance IP67 IP68
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Blue
- Purple
- Yellow
- Black
- Gray
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Samsung Galaxy A55 5G
85.8 %
Samsung Galaxy S20 Ultra
90.6 %

Performance

Testing Samsung Galaxy A55 5G and Samsung Galaxy S20 Ultra In benchmarks
Processor
Chipset Samsung Exynos 1480 Samsung Exynos 990
Max Frequency 2750 MHz 3020 MHz
CPU Cores 8 (4 + 4) 8 (2 + 2 + 4)
Architecture - 4/2 (Cortex-A55)
- 4/2.75 (Cortex-A78)
- 4/2 (Cortex-A55)
- 2/2.5 (Cortex-A76)
- 2/2.73 (Exynos M5)
Process Samsung Samsung
Transistor Size 4 nm 7 nm
Neural Processor Yes Yes
Graphics Samsung Xclipse 530 Mali-G77 MP11
GPU Cores 128 704
GPU Frequency 1300 MHz 800 MHz
FLOPS 332.8 GFLOPS 1126 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy A55 5G
1168
Samsung Galaxy S20 Ultra
1159
Geekbench 6 (Multi-Core)
Samsung Galaxy A55 5G
3503
Samsung Galaxy S20 Ultra
3158
Geekbench 6 (Single-Core)11681159
Geekbench 6 (Multi-Core)35033158
AnTuTu 10
AnTuTu 10
Samsung Galaxy A55 5G
723621
Samsung Galaxy S20 Ultra
760316
CPU233611220525
GPU175311225011
Memory139428146451
UX175271168329
NanoReview Score723621760316
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy A55 5G
3898
Samsung Galaxy S20 Ultra
4320
Max Surface Temp.n/a38.6 °C
Stabilityn/a53 %
Graphics Testn/a25 fps
Graphics Scoren/a4320
PCMark 3.0
PCMark 3.0
Samsung Galaxy A55 5G
13120
Samsung Galaxy S20 Ultra
11163
Writing score1708713391
Web score117758714
Video editing72786104
Data manipulation113059006
NanoReview Score1312011163

Memory

RAM
RAM Size 6 GB - 12 GB
- 16 GB
Memory Type LPDDR5 LPDDR5
Memory Frequency 3200 MHz 3200 MHz
Channels 4 2
Storage
Storage Capacity128 GB- 128 GB
- 512 GB
Storage TypeUFS 3.1UFS 3.0
Memory CardMicroSDMicroSD

Software

OS Android 14 Android 10.0 (Upgradeable to Android 13)
OS Size 20.1 GB 23.7 GB
UI Skin One UI 6.1 One UI 5.1

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 25 W 45 W
Battery Type Li-ion Li-ion
Removable No No
Wireless Charging No Yes (15 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes (55% in 30 min) Yes (100% in 80 min)
Full Charge Time 1:03 h 1:20 h
Battery Life Test
Battery Life
Samsung Galaxy A55 5G
26:41
Samsung Galaxy S20 Ultra
18:01
Web Browsing10:24 h06:27 h
Video Playback17:52 h11:23 h
Games05:16 h04:23 h
Standby Mode125 h91 h

Main camera

Matrix 50 MP 108 MP
Photo resolution 8160x6120 pixels 12032x9204 pixels
Zoom 75 Optical, 4x
Flash LED LED
Stabilization Optical Optical
8K Recording No Up to 24FPS
4K Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 960 fps (720p)
Wide-angle lens 123 ° 120 °
Lenses count Standard: 50 MP
Ultra-wide: 12 MP
Macro: 5 MP
Standard: 108 MP
Telephoto: 48 MP
Ultra-wide: 12 MP
Depth: 0.3 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP108 MP
Aperturef/1.8f/1.8
Focal lengthn/a26 mm
SensorSony IMX906Samsung Bright S5KHM1
Sensor size1/1.561/1.33
Pixel size1 μm0.8 μm
AutofocusPhase autofocusPhase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto
Matrixn/a48 MP
Aperturen/af/3.5
Focal lengthn/a103 mm
Sensorn/aSony IMX586
Sensor sizen/a1/2
Pixel sizen/a0.8 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix12 MP12 MP
Aperturef/2.2f/2.2
Focal lengthn/a13 mm
SensorSony IMX258Samsung S5K2LA
Sensor size1/3.061/2.55
Pixel size1.12 μm1.4 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy A55 5G
110
Samsung Galaxy S20 Ultra
n/a
Video quality
Samsung Galaxy A55 5G
117
Samsung Galaxy S20 Ultra
n/a
Overall camera score
Samsung Galaxy A55 5G
108
Samsung Galaxy S20 Ultra
n/a
Bokeh45n/a
Preview54n/a

Front camera

Matrix 32 MP 40 MP
Photo resolution 6464x4864 pixels 7864x5200 pixels
Aperture f/2.2 f/2.2
Focal length 26 mm 26 mm
Sensor Sony IMX616 Samsung S5KGH1
Sensor size 1/2.74 1/2.65
Pixel size 0.8 μm 0.7 μm
Autofocus No Phase autofocus (Dual Pixel)
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 6 (802.11 b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Wi-Fi Direct
- Wi-Fi Display
Bluetooth version 5.3 5
Bluetooth features LE LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 3.1
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- GPS
- GLONASS
- Beidou
- Galileo
NFC* Varies by region Yes
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotYesYes
2G BandsGSM850, GSM900, DCS1800, PCS1900GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G BandsUMTS B1(2100), B2(1900), B4(AWS), B5(850), B8(900)HSDPA 850 / 900 / 1900 / 2100
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B20/B25/B26/B28/B66)LTE (B850/B900/B1700/B1900/B2100)
LTE category1822
5G SupportYesYes

Sound

Speakers n/a Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Samsung Galaxy A55 5G
91.4 dB
Samsung Galaxy S20 Ultra
84.4 dB

Other

Class Mid-range Flagship
Announced March, 2024 yr February, 2020 yr
Release Date March, 2024 yr March, 2020 yr
Launch Price ($) n/a 1400
MSRP ($) 439 n/a
Sensors - Hall Sensor
- Barometer
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No n/a

Note

Samsung Galaxy A55 5G:

The barometer is only available in the model for the USA. SM-A556B/DS and A556E/DS models come with two physical SIM cards.

* Attention! Config, frequencies, NFC, and other specs may vary by region.

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