Compare phones
| Global Score | |
| 73.1 | 80 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 8.0 Oreo | Android 10 |
| 2018-07-13 | 2021-03-18 |
| 6.03 x 3.00 x 0.34 inches | 6.46 x 2.99 x 0.38 inches |
| 6.38 ounces | 7.80 ounces |
| Blue | Black, blue and white |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| $ 107.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1280 x 720 pixels (HD) | 1600 x 720 pixels |
| TFT | PLS |
| 267 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 7.2 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Samsung Exynos 850 S5E3830 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Cortex-A55, 64-bit, 8 nm (Octa-Core 2000 MHz) processor |
| 2 GB RAM | 4 GB RAM |
| Mali-T830 MP1 GPU | Mali-G52 MP1 GPU |
| 8.73 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 1 TB) external memory slot |
| 9.44 | 13.02 |
| Camera | |
| 13.00 MP + 13.00 MP | 48.00 MP + 8.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| 28.00mm focal length | -- |
| 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 |
| 9.13 | 10.23 |
| 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 |
| 6.6 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Light Sensor and Proximity Sensor |
Comparison review
The Samsung Galaxy M12 is a little bit better than the Galaxy J7 Star, with an 80 score against 73.1. These phones include Android OS (operating system), but the Samsung Galaxy M12 has the previous 10 version and Galaxy J7 Star has Android 9.0 Pie version. The Samsung Galaxy M12 body is incredibly newer than Galaxy J7 Star's, although it's heavier and somewhat thicker.
Galaxy M12 has a little more vivid screen than Galaxy J7 Star, because it has a slightly higher 720 x 1600px resolution, a little bit more pixels per inch in the screen and a bigger screen. The Galaxy M12 has much more memory for applications and games than Galaxy J7 Star, because it has more internal memory capacity and a SD extension slot that allows up to 1 TB.
The Samsung Galaxy M12 counts with a little faster CPU than Samsung Galaxy J7 Star, and although they both have 8 CPU cores, the Samsung Galaxy M12 also has more RAM memory. The Galaxy M12 counts with a really longer battery life than Galaxy J7 Star, because it has a 6000mAh battery capacity. The Samsung Galaxy M12 captures much better photos and videos than Samsung Galaxy J7 Star, because although it has a tinier diafragm aperture which is worse for low light images, and they both have the same (Full HD) video resolution and the same 30 fps video frame rate, the Samsung Galaxy M12 also counts with a back facing camera with much more mega pixels.
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