Here is the comparison of features and specification of the mobile phones Samsung Galaxy J7 and Oppo A31.
Samsung Galaxy J7 is manufactured by Samsung and this phone was announced in Exp. announcement 2015, Q2. Samsung Galaxy J7 comes with with 5.5 inches and the resolution of the screen is 720 x 1280 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G: HSDPA 900 / 2100
4G: LTE
Dipsplay Type: The dispaly type of the Samsung Galaxy J7 is TFT capacitive touchscreen with 16M colors.
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Oppo A31 is manufactured by Oppo and this phone was announced in 2015, April. Oppo A31 comes with with 4.5 inches and the resolution of the screen is 480 x 854 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G: TD-SCDMA 1880 / 2010
4G: LTE band 38(2600), 39(1900), 40(2300), 41(2500)
Dipsplay Type: The dispaly type of the Oppo A31 is IPS LCD capacitive touchscreen with 16M colors.
| Specification Summary: Samsung Galaxy J7 vs Oppo A31 | ||
| Mobile Device | Samsung Galaxy J7 | Oppo A31 |
| Display | 5.5 inches | 4.5 inches |
| Resolution | 720 x 1280 pixels | 480 x 854 pixels |
| Processor | Octa-core 1.2 GHz | Quad-core Cortex-A53 |
| Primary Camera | 13 MP | 8 MP |
| Front Camera | 5 MP | 5 MP |
| Storage | 4/8 GB | 8 GB |
| Battery | Li-Ion 3000 mAh | Li-Ion 2000 mAh |
| Full Specification comparison of Samsung Galaxy J7 vs Oppo A31 | ||
| Mobile Device | Samsung Galaxy J7 | Oppo A31 |
Display |
||
| Screen Size | 5.5 inches | 4.5 inches (~64.6% screen-to-body ratio) |
| Screen Resolution | 720 x 1280 pixels | 480 x 854 pixels |
| Pixel Density | 720 x 1280 pixels (~267 ppi pixel density) | 480 x 854 pixels (~218 ppi pixel density) |
| Display Type | TFT capacitive touchscreen with 16M colors | IPS LCD capacitive touchscreen with 16M colors |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Octa-core 1.2 GHz | Quad-core Cortex-A53 |
| Interal Storage | 4/8 GB, 1.5 GB RAM | 8 GB, 1 GB RAM |
| External Storage | microSD, up to 64 GB | microSD, up to 128 GB |
OS |
||
| OS Details | Android OS, v5.1 (Lollipop) | Android OS, v4.4 (KitKat) |
Display |
||
| Display | 5.5 inches TFT capacitive touchscreen, 16M colors 720 x 1280 pixels (~267 ppi pixel density) |
4.5 inches (~64.6% screen-to-body ratio) IPS LCD capacitive touchscreen, 16M colors 480 x 854 pixels (~218 ppi pixel density) |
| Display Type | TFT capacitive touchscreen, 16M colors | IPS LCD capacitive touchscreen, 16M colors |
Camera |
||
| Main Camera | 13 MP, 4128 x 3096 pixels, autofocus, LED flash | 8 MP, 3264 x 2448 pixels, autofocus, LED flash |
| Front Camera | 5 MP | 5 MP |
| Camera Features | Geo-tagging, touch focus, face detection | Geo-tagging |
Connectivity |
||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 2G | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G | HSDPA 900 / 2100 | TD-SCDMA 1880 / 2010 |
| 4G | LTE | LTE band 38(2600), 39(1900), 40(2300), 41(2500) |
| Wi-Fi/connectivity | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Yes |
| Bluetooth | v4.0, A2DP | v4.0 |
| GPS | Yes, with A-GPS | Yes, with A-GPS |
| USB | microUSB v2.0 | microUSB v2.0 |
Multimedia |
||
| FM Radio | FM radio with RDS; recording | TBC |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
||
| Compass | ||
| Proximity Sensors | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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