Compare phones
| Global Score | |
| 79.6 | 76.1 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 10 |
| 2019-03-02 | 2020-06-29 |
| 6.24 x 2.94 x 0.30 inches | 6.61 x 3.02 x 0.32 inches |
| 5.82 ounces | 6.81 ounces |
| Black, Blue and White | Black |
| Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| -- | $ 194.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2340 x 1080 pixels | 1600 x 720 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.3 |
| Performance | |
| Samsung Exynos 7 Octa 7904 chipset | Mediatek Helio P35 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Mali-G71 MP2 GPU | PowerVR GE8320 GPU |
| 8.91 | 9.27 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.74 | 9.84 |
| Camera | |
| 16.00 MP + 16.00 MP | 16.00 MP + 13.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 27.00mm focal length | -- |
| 0.36 inches (1/2.8") sensor | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.46 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy A30 is a little bit better than the Samsung Galaxy A21, with a score of 79.6 against 76.1. Even though the Galaxy A30 is older than the Samsung Galaxy A21, it's body is lighter and a little thinner. The Samsung Galaxy A21 counts with a bit better processing unit than Galaxy A30, although it has a lower amount of RAM memory, they both have a Octa-Core processor.
Galaxy A30 counts with a bit sharper screen than Galaxy A21, because although it has a little bit smaller display, it also counts with a much higher resolution of 1080 x 2340 pixels and a better display density. Samsung Galaxy A30 has a better memory for games and applications than Galaxy A21, and although they both have a slot for SD memory cards that holds up to 512 GB, the Samsung Galaxy A30 also has 64 GB internal memory.
Galaxy A30 counts with a slightly better camera than Samsung Galaxy A21, and although they both have the same 30 frames per second video frame rates, the same video resolution and a same resolution back-facing camera, the Galaxy A30 also has a larger sensor providing a higher image quality and a bigger aperture for better images and video in poorly lited environments.
Galaxy A21's battery life is just as good as the Galaxy A30 one.
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