Compare phones
| Global Score | |
| 74.6 | 79.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo | -- |
| -- | 2019-03-02 |
| 6.04 x 3.04 x 0.32 inches | 6.24 x 2.94 x 0.30 inches |
| 6.14 ounces | 5.82 ounces |
| 16 777 216 | Black, Blue and White |
| Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1280 x 720 pixels (HD) | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 267 pixels per inch | 403 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Samsung Exynos 7 Octa 7904 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| ARM Mali-G71 GPU | Mali-G71 MP2 GPU |
| 8.82 | 8.91 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.88 | 11.74 |
| Camera | |
| 13.00 MP + 8.00 MP | 16.00 MP + 16.00 MP |
| f/1.90 aperture | f/1.70 aperture |
| 27.00mm focal length | 27.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.02 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3000mAh Battery | 4000mAh Li - Ion Battery |
| Removable Battery | Non-Removable Battery |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy A30 has a score of 79.6, which is slightly better than the Galaxy J7 Duo's 74.6 global score. The Galaxy A30 is a a little bit thinner and a bit lighter cellphone than Galaxy J7 Duo. Galaxy A30 counts with a much better display than Samsung Galaxy J7 Duo, because it has a much better resolution of 1080 x 2340, a lot better number of pixels per inch of display and a larger display.
The Galaxy A30 counts with a lot bigger memory to store more apps and games than Samsung Galaxy J7 Duo, because it has an external memory card slot that allows up to 512 GB and 64 GB internal memory. The Galaxy A30 features just a bit better processing power than Galaxy J7 Duo. Both of them have 4 GB of RAM and a Octa-Core CPU.
Galaxy A30 captures clearer photos and videos than Samsung Galaxy J7 Duo, and although they both have the same 1920x1080 (Full HD) video definition and the same video frame rate, the Galaxy A30 also has a larger aperture to capture better low light photos, a larger sensor providing a higher image quality and a higher 16 mega pixels resolution back-facing camera.
The Galaxy A30 counts with better battery lifetime than Galaxy J7 Duo, because it has a 4000mAh battery size.
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