| Global Score | |
| 72.4 | 87.4 |
| Basic Information | |
| Samsung | Samsung |
| Android | Android 5.0 |
| 2022-01-10 | 2015-04-11 |
| 6.46 x 2.99 x 0.36 inches | 5.65 x 2.78 x 0.27 inches |
| -- | 4.87 ounces |
| Black, Blue and Red | Black, Blue, Gold and White |
| Plastic and Plastic | Aluminium and Glass |
| -- | Scratch-Resistant Glass |
| -- | $ 252.00 |
| Display / Screen | |
| 6.5 inches | 5.1 inches |
| 1600 x 720 pixels | 1440 x 2560 pixels (Quad HD / 2K) |
| IPS LCD | Super AMOLED |
| 270 pixels per inch | 576 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 7.2 | 9.9 |
| Performance | |
| -- | Exynos 7 Octa 7420 chipset |
| 64-bit (Octa-Core 1600 MHz) processor | 64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processor |
| 3 GB RAM | 3 GB (1600 MHz) RAM |
| Yes GPU | Mali-T760 MP8 (650 MHz) GPU |
| 8.73 | 10.08 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 5.8 | 10.1 |
| Camera | |
| 48.00 MP + 5.00 MP | 16.00 MP + 5.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 28.00mm focal length |
| -- | 0.38 inches (1/2.6") sensor |
| -- | 3840 x 2160 (30 fps) (4K) video resolution |
| 9.24 | 10.01 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| Nano SIM | Nano SIM, Dual SIM |
| 6.4 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 2550mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 4.56 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 4.1 |
| GPS | GPS |
| -- | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Galaxy S6 is way better than the Galaxy A03, getting a score of 87.4 against 72.4. The Galaxy S6 counts with Android 5.0 operating system, and Galaxy A03 works with Android operating system. Samsung Galaxy S6 counts with a superior performance than Galaxy A03, and although they both have the same number of cores and the same RAM memory amount, the Samsung Galaxy S6 also has a 64-bit processing unit and a graphics processor.
The Samsung Galaxy S6 counts with a much sharper display than Samsung Galaxy A03, because although it has a way smaller screen, it also counts with a way better pixel number per inch of screen and a much higher 2560 x 1440 resolution. Galaxy S6 counts with a way bigger storage capacity for applications and games than Galaxy A03, because it has 96 GB more internal memory capacity.
The Galaxy A03 features a very superior battery lifetime than Galaxy S6, because it has a 5000mAh battery size against 2550mAh. Galaxy S6 captures just a bit better pictures and videos than Galaxy A03, although it has a much worse 16 megapixels resolution back camera and a smaller aperture.
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