Compare phones
| Global Score | |
| 71.8 | 91.8 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11 |
| 2017-07-04 | 2021-01-29 |
| 5.76 x 2.81 x 0.31 inches | 5.97 x 2.80 x 0.31 inches |
| 5.64 ounces | 6.03 ounces |
| 16 777 216 | Gray, Phantom pink, Violet and White |
| Metal | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 5.2 inches | 6.2 inches |
| 1280 x 720 pixels (HD) | 2400 x 1080 pixels |
| Super AMOLED | Dynamic AMOLED |
| 282 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 9.2 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 2 GB RAM | 8 GB RAM |
| Mali-T830 MP2 GPU | Adreno 660 GPU |
| 8.73 | 9.63 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 7.48 | 10.1 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.00 MP + 10.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.02 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy S21 is a lot better than the Galaxy J5 (2017), getting a score of 91.8 against 71.8. Samsung Galaxy S21 is a just a bit heavier cellphone than the Galaxy J5 (2017), but both of them have the same thickness. The Galaxy S21 features an incredibly better display than Galaxy J5 (2017), because it has a much better pixels quantity per inch in the display, a larger screen and a lot better 1080 x 2400px resolution.
Galaxy S21 features much more memory capacity for games and applications than Galaxy J5 (2017), because although it has no slot for an external memory card, it also counts with 128 GB internal memory. The Galaxy S21 counts with a better performing processor than Galaxy J5 (2017), and although they both have the same number of cores, the Galaxy S21 also has a larger amount of RAM.
The Galaxy S21 counts with greater battery life than Galaxy J5 (2017), because it has 4000mAh of battery capacity. The Galaxy S21 takes much better photos and videos than Samsung Galaxy J5 (2017), because although it has a smaller camera aperture which is not so good for shooting pictures and video in low light situations and a back camera with less mega pixels, it also counts with a much better 7680x4320 video quality.
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