Samsung Galaxy A03 vs Galaxy A02s

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Samsung Galaxy A03 vs Galaxy A02s

Here we compared two budget smartphones: the 6.5-inch Samsung Galaxy A03 (with Unisoc T606) that was released on November 26, 2021, against the Samsung Galaxy A02s, which is powered by Qualcomm Snapdragon 450 and came out 12 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy A03
  • Newer Bluetooth version (v5)
  • Uses a faster type of memory: LPDDR4X
  • 35% better performance in AnTuTu Benchmark (206K versus 153K)
  • Compatible with Wi-Fi 5 wireless networks
  • More recent OS version: Android 13 versus 12
  • The phone is 1-year newer
  • More energy-efficient CPU – Unisoc T606
  • The front-facing camera can record video at 1080p
Reasons to consider the Samsung Galaxy A02s
  • Modern USB Type-C port
  • Delivers 9% higher peak brightness (459 against 422 nits)

Review

Evaluation of Samsung Galaxy A03 and Galaxy A02s crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk ( * ) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation

Value for money

Tests and specifications

Comparison table of technical specifications and tests

Display

Type PLS TFT PLS TFT
Size 6.5 inches 6.5 inches
Resolution 720 x 1600 pixels 720 x 1600 pixels
Aspect ratio 20:9 20:9
PPI 270 ppi 270 ppi
Refresh rate 60 Hz 60 Hz
Adaptive refresh rate No No
Max rated brightness 400 nits 400 nits
HDR support No No
Screen protection Tempered glass Tempered glass
Screen-to-body ratio 81.8% 81.8%
Display tests
RGB color space 96% 95.5%
PWM Not detected -
Response time 45 ms 37 ms
Contrast 1641:1 1095:1
Peak brightness test (auto)
422 nits
459 nits

Design and build

Height 164.2 mm (6.46 inches) 164.2 mm (6.46 inches)
Width 75.9 mm (2.99 inches) 75.9 mm (2.99 inches)
Thickness 9.1 mm (0.36 inches) 9.1 mm (0.36 inches)
Weight 196 g (6.91 oz) 196 g (6.91 oz)
Waterproof No No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors Black, Blue, Red White, Black
Fingerprint scanner No No
Screen-to-body ratio

Performance

Tests of Samsung Galaxy A03 and Samsung Galaxy A02s in the benchmarks
SoC
Chipset Unisoc T606 Qualcomm Snapdragon 450
Max clock 1600 MHz 1800 MHz
CPU cores 8 (2 + 6) 8 (8)
Architecture - 6 cores at 1.6 GHz: Cortex-A55
- 2 cores at 1.6 GHz: Cortex-A75
- 8 cores at 1.8 GHz: Cortex-A53
L3 cache 1 MB -
Lithography process 12 nanometers 14 nanometers
Graphics Mali-G57 MP1 Adreno 506
GPU shading units 64 96
GPU clock 650 MHz 720 MHz
FLOPS ~83.2 GFLOPS ~115.2 GFLOPS

Benchmarks

Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
AnTuTu Benchmark 10
206902
CPU 75655 54884
GPU 25987 10563
Memory 49741 43096
UX 54622 44620
Total score 206902 153413
3DMark Wild Life Performance
Max surface temperature 43.2 °C 39 °C
Stability 97% -
Graphics test 2 FPS -
Graphics score 407 -
PCMark 3.0
Web score 5985 -
Video editing 3936 -
Photo editing 13761 -
Data manipulation 5461 -
Writing score 8396 -

Memory

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

Software

Operating system Android 11 (Can be upgraded to Android 13) Android 10.0 (Can be upgraded to Android 12)
ROM One UI Core 5.0 One UI Core 4.1
OS size 13.5 GB 15 GB

Battery

Capacity 5000 mAh 5000 mAh
Max charge power 15 W 15 W
Battery type Li-Ion Li-Ion
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes (20% in 40 min) Yes (30% in 30 min)
Full charging time 3:35 hr 2:36 hr
Battery life tests
Web browsing - 14:46 hr
Watching video - 14:37 hr
Gaming - 06:05 hr
Standby - 131 hr
General battery life

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 13 megapixels
Image resolution 8000 x 6000 4128 x 3096
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
Lenses 2 (48 MP + 2 MP) 3 (13 MP + 2 MP + 2 MP)
Wide (main) lens - 48 MP
- Aperture: f/1.8
- Phase autofocus
- 13 MP
- Aperture: f/1.8
- Phase autofocus
Macro lens - - 2 MP
- Aperture: f/2.4
Depth lens - 2 MP
- Aperture: f/2.4
- 2 MP
- Aperture: f/2.4
Camera features - Bokeh mode - Bokeh mode
Selfie camera
Megapixels 5 megapixels 5 megapixels
Image resolution 2560 x 1960 2560 x 1960
Aperture f/2.2 f/2.2
Sensor type CMOS CMOS
Video resolution 1080p (Full HD) at 30 FPS 720p at 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 b/g/n/ac) Wi-Fi 4 (802.11 b/g/n)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Wi-Fi Direct
- Wi-Fi Hotspot
Bluetooth version 5 4.2
Bluetooth features LE, A2DP LE, A2DP
USB type Micro USB USB Type-C
USB version 2 2
USB features - Charging
- USB-Storage mode
- Charging
- USB-Storage mode
GPS GPS, GLONASS, Beidou, Galileo, QZSS GPS, GLONASS, Beidou, Galileo
NFC * No 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 Budget Budget
Announced November 2021 November 2020
Release date January 2022 January 2021
SAR (head) - 0.4 W/kg
SAR (body) - 1.37 W/kg
Sensors - Proximity sensor
- Accelerometer
- Ambient light sensor
- Proximity sensor
- Accelerometer
- Ambient light sensor
Bundled charger Yes, 0 W -
* Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the camera, performance, gaming, connectivity, software, and design are more important to you, then choose the Samsung Galaxy A03 . But if the battery life is more of a priority – go for the Samsung Galaxy A02s .

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