| Global Score | |
| 52.8 | 57.9 |
| Basic Information | |
| Panasonic | Samsung |
| Android 4.2.2 | Android 4.4.4 |
| -- | 2015-01-28 |
| 5.55 x 2.83 x 0.39 inches | 5.08 x 2.69 x 0.35 inches |
| -- | 4.30 ounces |
| Black and White | Black, Blue and White |
| $ 125.00 | $ 90.00 |
| Display / Screen | |
| 5 inches | 4.3 inches |
| 480 x 854 pixels | 480 x 800 pixels |
| -- | TFT |
| 196 pixels per inch | 217 pixels per inch |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 7 | 7.5 |
| Performance | |
| MediaTek MT6582M chipset | -- |
| ARM Cortex-A7 (Quad-Core 1300 MHz) processor | Dual-Core 1200 MHz processor |
| 512 MB RAM | 512 MB RAM |
| ARM Mali-400 (500 MHz) GPU | Yes GPU |
| 8.46 | 7.83 |
| Storage | |
| 4 GB internal memory | 4 GB internal memory |
| microSD, microSDHC (up to 32 GB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
| 3.82 | 4.82 |
| Camera | |
| 8.00 MP + 0.30 MP | 5.00 MP + 2.00 MP |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1280 x 720 (30 fps) (HD) video resolution |
| 7.26 | 6.82 |
| Networks | |
| Wi-Fi | Wi-Fi |
| HSPA, UMTS, EDGE, GPRS and GSM | HSPA, HSUPA, EDGE, GPRS and GSM |
| SIM, Dual SIM | Micro SIM, Dual SIM |
| 3.4 | 3.5 |
| Battery Life | |
| 2000mAh Battery | 1850mAh Battery |
| Removable Battery | Removable Battery |
| 510 hours standby time 13 hours talk time | 10 hours talk time |
| 3.92 | 3.76 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 4.0 |
| GPS | GPS |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
Samsung Galaxy J1 is slightly better than Panasonic P31, with a general score of 57.9 against 52.8. These devices include Android OS, but the Samsung Galaxy J1 has 4.4.4 version and Panasonic P31 has Android 4.2.2 version. The Galaxy J1 features a bit sharper display than Panasonic P31, because although it has a quite lower resolution of 800 x 480px and a bit smaller screen, it also counts with a little bit better amount of pixels per screen inch.
Panasonic P31 features a bit more powerful processing unit than Galaxy J1, and although they both have a 512 MB RAM memory, the Panasonic P31 also has 2 more cores and a graphics processing unit. Samsung Galaxy J1 features a superior memory for applications and games than Panasonic P31, and although they both have the same 4 GB internal memory capacity, the Samsung Galaxy J1 also has a SD card slot that admits up to 128 GB.
The Panasonic P31 has just a bit better battery performance than Samsung Galaxy J1, because it has 2000mAh of battery capacity against 1850mAh. Panasonic P31 captures a little bit better videos and photos than Galaxy J1, because it has a lot higher 8 megapixels resolution back facing camera and a lot better 1920x1080 (Full HD) video definition.
Despite of being the best phone of the ones we compare here, Galaxy J1 is also by far the cheapest, which makes it a no doubt choice.
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