Here is the comparison of features and specification of the mobile phones Cat B30 and Celkon A21.
Cat B30 is manufactured by and this phone was announced in 2015, June. Cat B30 comes with with 2.0 inches and the resolution of the screen is 144 x 176 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G: HSDPA 900 / 2100
Dipsplay Type: The dispaly type of the Cat B30 is TFT.
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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: Cat B30 vs Celkon A21 | ||
| Mobile Device | Cat B30 | Celkon A21 |
| Display | 2.0 inches | 4.0 inches |
| Resolution | 144 x 176 pixels | 320 x 480 pixels |
| Processor | Quad-core 1.3 GHz Cortex-A7 | |
| Primary Camera | 2 MP | 3.15 MP |
| Front Camera | No | 1.3 MP |
| Storage | 512 MB ROM | |
| Battery | Li-Ion 1000 mAh | Li-Ion 1500 mAh |
| Full Specification comparison of Cat B30 vs Celkon A21 | ||
| Mobile Device | Cat B30 | Celkon A21 |
Display |
||
| Screen Size | 2.0 inches | 4.0 inches (~57.8% screen-to-body ratio) |
| Screen Resolution | 144 x 176 pixels | 320 x 480 pixels |
| Pixel Density | 144 x 176 pixels | 320 x 480 pixels (~144 ppi pixel density) |
| Display Type | TFT | Capacitive touchscreen |
| Screen Protection | Scratch-proof glass | |
Processor and RAM |
||
| Processor | Quad-core 1.3 GHz Cortex-A7 | |
| Interal Storage | 512 MB ROM, 256 MB RAM | |
| External Storage | microSD, up to 16 GB | microSD, up to 32 GB |
OS |
||
| OS Details | Android OS, v4.2.2 (Jelly Bean) | |
Display |
||
| Display | 2.0 inches TFT 144 x 176 pixels |
4.0 inches (~57.8% screen-to-body ratio) Capacitive touchscreen 320 x 480 pixels (~144 ppi pixel density) |
| Display Type | TFT | Capacitive touchscreen |
Camera |
||
| Main Camera | 2 MP | 3.15 MP |
| Front Camera | No | 1.3 MP |
| Camera Features | Yes | |
Connectivity |
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| 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 | ||
| Wi-Fi/connectivity | No | Yes |
| Bluetooth | v2.1 | v4.0 |
| GPS | No | No |
| USB | microUSB v2.0 | Yes |
Multimedia |
||
| FM Radio | FM radio | FM radio |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
||
| Compass | ||
| Proximity Sensors | ||
| Accelerometer | Yes | |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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