Compare phones
| Global Score | |
| 73.1 | 82.4 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 8.0 Oreo | Android 9.0 Pie, 8.1 Oreo |
| 2018-07-13 | 2019-03-07 |
| 6.03 x 3.00 x 0.34 inches | 6.26 x 2.96 x 0.33 inches |
| 6.38 ounces | 6.14 ounces |
| Blue | Black and Blue |
| -- | Plastic |
| Scratch-Resistant Glass | -- |
| $ 107.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1280 x 720 pixels (HD) | 2280 x 1080 pixels |
| TFT | Super AMOLED |
| 267 pixels per inch | 394 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7870 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 |
| 2 GB RAM | 6 GB RAM |
| Mali-T830 MP1 GPU | Mali-G71 MP2 GPU |
| 8.73 | 9 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.44 | 14.14 |
| Camera | |
| 13.00 MP + 13.00 MP | 13.00 MP + 16.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 28.00mm focal length | 27.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.32 inches (1/3.1") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.13 | 9.13 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy M30 is better than the Galaxy J7 Star, getting a score of 82.4 against 73.1. Samsung Galaxy M30 is a a little bit thinner and just a bit lighter phone than the Galaxy J7 Star, although they were released only a couple months apart. These phones work with the same Android 9.0 Pie operating system.
Samsung Galaxy M30 counts with a much better looking display than Galaxy J7 Star, because it has a higher pixels count in each inch in the screen, a way better resolution of 1080 x 2280 pixels and a larger screen. The Samsung Galaxy M30 counts with a very superior storage capacity for games and applications than Galaxy J7 Star, because it has 96 GB more internal storage and a SD memory card expansion slot that holds up to 512 GB.
The Galaxy M30 counts with a little better processing power than Samsung Galaxy J7 Star, and although they both have the same number of cores, the Galaxy M30 also has 4 GB more RAM. The Galaxy M30 counts with a very superior battery lifetime than Samsung Galaxy J7 Star, because it has a 5000mAh battery capacity.
Galaxy M30 has a camera that's just as good as the Samsung Galaxy J7 Star one, and although the Galaxy M30 has a smaller back camera sensor taking lower quality pictures and a smaller diafragm aperture which is not recommended for low-light photos, they both have the same 1920x1080 video quality, the same resolution camera in the back and the same 30 fps video frame rate.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.