| Global Score | |
| 52.8 | 57.9 |
| Basic Information | |
| Panasonic | ZTE |
| Android 4.2.2 | Android 4.3 |
| -- | 2014-06-12 |
| 5.55 x 2.83 x 0.39 inches | 5.60 x 2.80 x 0.40 inches |
| -- | 5.48 ounces |
| Black and White | White |
| -- | Scratch-Resistant Glass |
| $ 125.00 | $ 90.00 |
| Display / Screen | |
| 5 inches | 5 inches |
| 480 x 854 pixels | 720 x 1280 pixels (HD) |
| -- | IPS LCD |
| 196 pixels per inch | 294 pixels per inch |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 7 | 8.3 |
| Performance | |
| MediaTek MT6582M chipset | Qualcomm Snapdragon 800 8974-AB chipset |
| ARM Cortex-A7 (Quad-Core 1300 MHz) processor | Krait 400 (Quad-Core 2300 MHz) processor |
| 512 MB RAM | 2 GB (933 MHz) RAM |
| ARM Mali-400 (500 MHz) GPU | Adreno 330 (450 MHz) GPU |
| 8.46 | 9.27 |
| Storage | |
| 4 GB internal memory | 8 GB internal memory |
| microSD, microSDHC (up to 32 GB) external memory slot | microSD, microSDHC (up to 32 GB) external memory slot |
| 3.82 | 4.62 |
| Camera | |
| 8.00 MP + 0.30 MP | 13.00 MP + 2.00 MP |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (Full HD) video resolution |
| 7.26 | 6.93 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| HSPA, UMTS, EDGE, GPRS and GSM | CDMA |
| SIM, Dual SIM | -- |
| 3.4 | 3.1 |
| Battery Life | |
| 2000mAh Battery | 2300mAh Battery |
| Removable Battery | Removable Battery |
| 510 hours standby time 13 hours talk time | 264 hours standby time 10 hours talk time |
| 3.92 | 4.24 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 4.0 |
| GPS | GPS |
| -- | NFC |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
ZTE Grand S Pro has an overall score of 57.9, which is slightly better than Panasonic P31's 52.8 global score. These phones work with Android OS (operating system), but ZTE Grand S Pro has the newer 4.3 version and Panasonic P31 has Android 4.2.2. ZTE Grand S Pro has a bit better processor than Panasonic P31, because although it has a slower 450 megahertz graphics processor, and they both have 4 cpu cores, the ZTE Grand S Pro also counts with 1,5 GB more RAM.
ZTE Grand S Pro features a more vivid display than Panasonic P31, and although they both have a same size screen, the ZTE Grand S Pro also has a greater display density and a lot higher 1280 x 720 pixels resolution. ZTE Grand S Pro counts with a way bigger memory capacity for games and applications than Panasonic P31, and although they both have a SD card slot that holds a maximum of 32 GB, the ZTE Grand S Pro also has 4 GB more internal memory capacity.
ZTE Grand S Pro has just a bit longer battery life than Panasonic P31, because it has a 2300mAh battery size. The Panasonic P31 takes just a bit better pictures and videos than ZTE Grand S Pro, although it has a back camera with much less mega pixels and a worse 1920x1080 (Full HD) video resolution.
The ZTE Grand S Pro is not only the best phones in our current comparison, but it's also a bargain compared to the other phones.
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