Samsung Galaxy A20 vs Galaxy A03

Here we compared two smartphones: the 6.4-inch Samsung Galaxy A20 (with Exynos 7 Octa 7884) that was released on March 18, 2019, against the Samsung Galaxy A03, which is powered by Unisoc T606 and came out 33 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy A20
  • Modern USB Type-C port
  • Fingerprint scanner
  • Has an ultra-wide angle camera lens
  • Super AMOLED display (versus competitor's PLS TFT)
  • Weighs 27 grams less
Reasons to consider the Samsung Galaxy A03
  • Comes with 1000 mAh larger battery capacity: 5000 vs 4000 mAh
  • Compatible with Wi-Fi 5 wireless networks
  • Uses a faster type of memory: LPDDR4X
  • More recent OS version: Android 13 versus 11
  • The phone is 2-years and 9-months newer
  • More energy-efficient CPU – Unisoc T606
  • 27% faster in single-core GeekBench 5 test: 305 and 241 points
  • The front-facing camera can record video at 1080p
We may receive a commission from Amazon for purchases made using the links below, but this has no bearing on our assessment methodology.

Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests

Display

Type Super AMOLED PLS TFT
Size 6.4 inches 6.5 inches
Resolution 720 x 1560 pixels 720 x 1600 pixels
Aspect ratio 19.5:9 20:9
PPI 268 ppi 270 ppi
Refresh rate 60 Hz 60 Hz
Max rated brightness 400 nits 400 nits
HDR support No No
Screen protection Corning Gorilla Glass 3 Tempered glass
Screen-to-body ratio 85% 81.8%
Display tests
RGB color space - 96%
PWM - Not detected
Response time - 45 ms
Contrast - 1641:1
Peak brightness test (auto)
419 nits
Sources: NotebookCheck [3]

Design and build

Height 158.4 mm (6.24 inches) 164.2 mm (6.46 inches)
Width 74.7 mm (2.94 inches) 75.9 mm (2.99 inches)
Thickness 7.8 mm (0.31 inches) 9.1 mm (0.36 inches)
Weight 169 g (5.96 oz) 196 g (6.91 oz)
Waterproof No No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors - Black, Blue, Red
Fingerprint scanner Yes, rear No
Screen-to-body ratio
85%
81.8%

Performance

Tests of Samsung Galaxy A20 and Samsung Galaxy A03 in the benchmarks
SoC
Chipset Samsung Exynos 7 Octa 7884 Unisoc T606
Max. clock 1600 MHz 1600 MHz
CPU cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6 cores at 1.35 GHz: Cortex-A53
- 2 cores at 1.6 GHz: Cortex-A73
- 6 cores at 1.6 GHz: Cortex-A55
- 2 cores at 1.6 GHz: Cortex-A75
L3 cache - 1 MB
Lithography process 14 nanometers 12 nanometers
Graphics Mali-G71 MP2 Mali-G57 MP1
GPU clock 850 MHz 650 MHz
FLOPS ~64 GFLOPS -

Benchmarks

Geekbench 5 (Single-Core)
Galaxy A03 +27%
305
Geekbench 5 (Multi-Core)
Galaxy A03 +21%
1046
AnTuTu Benchmark 9
138804
151891
CPU 48062 60739
GPU 20723 24375
Memory 31990 33135
UX 37339 32172
Total score 138804 151891
3DMark Wild Life Performance
Galaxy A03 +25%
404
Stability 85% 97%
Graphics test 1 FPS 2 FPS
Graphics score 324 404
PCMark 3.0 score - 6672
Sources: 3DMark [3], [4]

Memory

RAM
RAM size 3 GB 3, 4 GB
Memory type LPDDR3 LPDDR4X
Memory clock 933 MHz -
Channels 1 2
Storage
Storage size 32 GB 32, 64, 128 GB
Storage type eMMC 5.1 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max. size Up to 512 GB Up to 1024 GB

Software

Operating system Android 9.0 (Can be upgraded to Android 11) Android 11 (Can be upgraded to Android 13)
ROM One UI 3.1 One UI Core 5.0
OS size - 13.5 GB

Battery

Specifications
Capacity 4000 mAh 5000 mAh
Charge power 15 W 15 W
Battery type Li-Po Li-Ion
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes, Samsung Adaptive Fast Charge (25% in 30 min) Yes (20% in 40 min)
Full charging time 2:00 hr 3:35 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 13 megapixels 48 megapixels
Image resolution 4128 x 3096 8000 x 6000
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K video recording No No
4K video recording No No
1080p video recording Up to 30FPS Up to 30FPS
Slow motion No No
Angle of widest lens 123° -
Lenses 2 (13 MP + 5 MP) 2 (48 MP + 2 MP)
Wide (main) lens - 13 MP
- Aperture: f/1.9
- Focal length: 28 mm
- Phase autofocus
- 48 MP
- Aperture: f/1.8
- Phase autofocus
Ultra-wide lens - 5 MP
- Aperture: f/2.2
- Focal length: 12 mm
-
Depth lens - - 2 MP
- Aperture: f/2.4
Camera features - - Bokeh mode
Selfie camera
Megapixels 8 megapixels 5 megapixels
Image resolution 3264 x 2448 2560 x 1960
Aperture f/2.0 f/2.2
Sensor type CMOS CMOS
Video resolution 720p at 30 FPS 1080p (Full HD) at 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 4 (802.11 b/g/n) Wi-Fi 5 (802.11 b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5
Bluetooth features PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP LE, A2DP
USB type USB Type-C Micro USB
USB version 2 2
USB features - Charging
- USB-Storage mode
- Charging
- USB-Storage mode
GPS GPS, GLONASS, Beidou GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes No
Infrared port No No
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 4 4
5G support No No

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio Yes -
Dolby Atmos Yes Yes
Speakers test
Max. loudness
81.9 dB

Other

Category Mid-range Budget
Announced March 2019 November 2021
Release date March 2019 January 2022
SAR (head) 0.23 W/kg -
SAR (body) 1.38 W/kg -
Sensors - Hall-effect sensor
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Accelerometer
- Ambient light sensor
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Samsung Galaxy A03 is definitely a better buy.

Cast your vote

So, which phone would you choose?
12 (28.6%)
30 (71.4%)
Total votes: 42

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