Here is the comparison of features and specification of the mobile phones Samsung Galaxy J7 and Celkon A21.
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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Celkon A21 is manufactured by Celkon and this phone was announced in 2014. Celkon A21 comes with with 4.0 inches and the resolution of the screen is 320 x 480 pixels.
This phone supports following network:
2G: GSM 900 / 1800 - SIM 1 & SIM 2
3G: HSDPA 2100
Dipsplay Type: The dispaly type of the Celkon A21 is Capacitive touchscreen.
| Specification Summary: Samsung Galaxy J7 vs Celkon A21 | ||
| Mobile Device | Samsung Galaxy J7 | Celkon A21 |
| Display | 5.5 inches | 4.0 inches |
| Resolution | 720 x 1280 pixels | 320 x 480 pixels |
| Processor | Octa-core 1.2 GHz | Quad-core 1.3 GHz Cortex-A7 |
| Primary Camera | 13 MP | 3.15 MP |
| Front Camera | 5 MP | 1.3 MP |
| Storage | 4/8 GB | 512 MB ROM |
| Battery | Li-Ion 3000 mAh | Li-Ion 1500 mAh |
| Full Specification comparison of Samsung Galaxy J7 vs Celkon A21 | ||
| Mobile Device | Samsung Galaxy J7 | Celkon A21 |
Display |
||
| Screen Size | 5.5 inches | 4.0 inches (~57.8% screen-to-body ratio) |
| Screen Resolution | 720 x 1280 pixels | 320 x 480 pixels |
| Pixel Density | 720 x 1280 pixels (~267 ppi pixel density) | 320 x 480 pixels (~144 ppi pixel density) |
| Display Type | TFT capacitive touchscreen with 16M colors | Capacitive touchscreen |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Octa-core 1.2 GHz | Quad-core 1.3 GHz Cortex-A7 |
| Interal Storage | 4/8 GB, 1.5 GB RAM | 512 MB ROM, 256 MB RAM |
| External Storage | microSD, up to 64 GB | microSD, up to 32 GB |
OS |
||
| OS Details | Android OS, v5.1 (Lollipop) | Android OS, v4.2.2 (Jelly Bean) |
Display |
||
| Display | 5.5 inches TFT capacitive touchscreen, 16M colors 720 x 1280 pixels (~267 ppi pixel density) |
4.0 inches (~57.8% screen-to-body ratio) Capacitive touchscreen 320 x 480 pixels (~144 ppi pixel density) |
| Display Type | TFT capacitive touchscreen, 16M colors | Capacitive touchscreen |
Camera |
||
| Main Camera | 13 MP, 4128 x 3096 pixels, autofocus, LED flash | 3.15 MP |
| Front Camera | 5 MP | 1.3 MP |
| Camera Features | Geo-tagging, touch focus, face detection | |
Connectivity |
||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 2G | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G | HSDPA 900 / 2100 | HSDPA 2100 |
| 4G | LTE | |
| 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 | No |
| USB | microUSB v2.0 | Yes |
Multimedia |
||
| FM Radio | FM radio with RDS; recording | FM radio |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
||
| Compass | ||
| Proximity Sensors | Yes | |
| Accelerometer | Yes | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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