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 devices.
Key differences
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
- Uses a faster type of memory: LPDDR4X
- More recent OS version: Android 13 versus 11
- Compatible with Wi-Fi 5 wireless networks
- The phone is 2-years and 9-months newer
- More energy-efficient CPU – Unisoc T606
- The front-facing camera can record video at 1080p
Review
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.
Value for money
Tests and specifications
Comparison table of technical specifications and testsDisplay
| 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 |
| Adaptive refresh rate | No | No |
| 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% |
| RGB color space | - | 96% |
| PWM | - | Not detected |
| Response time | - | 45 ms |
| Contrast | - | 1641:1 |
Peak brightness test (auto)
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
Performance
| 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 shading units | 32 | 64 |
| GPU clock | 850 MHz | 650 MHz |
| FLOPS | ~49.3 GFLOPS | ~83.2 GFLOPS |
Benchmarks
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
AnTuTu Benchmark 10
| CPU | 59250 | 75655 |
| GPU | 25224 | 25987 |
| Memory | 51139 | 49741 |
| UX | 57141 | 54622 |
| Total score | 194290 | 206902 |
3DMark Wild Life Performance
| Max surface temperature | - | 43.2 °C |
| Stability | 85% | 97% |
| Graphics test | 1 FPS | 2 FPS |
| Graphics score | 324 | 407 |
PCMark 3.0
| Web score | - | 5985 |
| Video editing | - | 3936 |
| Photo editing | - | 13761 |
| Data manipulation | - | 5461 |
| Writing score | - | 8396 |
Memory
| RAM size | 3 GB | 3, 4 GB |
| Memory type | LPDDR3 | LPDDR4X |
| Memory clock | 933 MHz | - |
| Channels | 1 | 2 |
| 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
| Capacity | 4000 mAh | 5000 mAh |
| Max 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
| 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 |
| 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 |
| 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
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 |
| Bundled charger | - | Yes, 0 W |
*
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.