Here is the comparison of features and specification of the mobile phones Celkon Campus Buddy A404 and Celkon A21.
Celkon Campus Buddy A404 is manufactured by Celkon and this phone was announced in 2014, July. Celkon Campus Buddy A404 comes with with 4.0 inches and the resolution of the screen is 480 x 800 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 Campus Buddy A404 is Capacitive touchscreen.
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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: Celkon Campus Buddy A404 vs Celkon A21 | ||
| Mobile Device | Celkon Campus Buddy A404 | Celkon A21 |
| Display | 4.0 inches | 4.0 inches |
| Resolution | 480 x 800 pixels | 320 x 480 pixels |
| Processor | Dual-core 1.3 GHz | Quad-core 1.3 GHz Cortex-A7 |
| Primary Camera | 3.15 MP | 3.15 MP |
| Front Camera | 1.3 MP | 1.3 MP |
| Storage | 4 GB | 512 MB ROM |
| Battery | Li-Ion 1500 mAh | Li-Ion 1500 mAh |
| Full Specification comparison of Celkon Campus Buddy A404 vs Celkon A21 | ||
| Mobile Device | Celkon Campus Buddy A404 | Celkon A21 |
Display |
||
| Screen Size | 4.0 inches (~56.1% screen-to-body ratio) | 4.0 inches (~57.8% screen-to-body ratio) |
| Screen Resolution | 480 x 800 pixels | 320 x 480 pixels |
| Pixel Density | 480 x 800 pixels (~233 ppi pixel density) | 320 x 480 pixels (~144 ppi pixel density) |
| Display Type | Capacitive touchscreen | Capacitive touchscreen |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Dual-core 1.3 GHz | Quad-core 1.3 GHz Cortex-A7 |
| Interal Storage | 4 GB, 512 MB RAM | 512 MB ROM, 256 MB RAM |
| External Storage | microSD, up to 32 GB | microSD, up to 32 GB |
OS |
||
| OS Details | Android OS, v4.2.2 (Jelly Bean) | Android OS, v4.2.2 (Jelly Bean) |
Display |
||
| Display | 4.0 inches (~56.1% screen-to-body ratio) Capacitive touchscreen 480 x 800 pixels (~233 ppi pixel density) |
4.0 inches (~57.8% screen-to-body ratio) Capacitive touchscreen 320 x 480 pixels (~144 ppi pixel density) |
| Display Type | Capacitive touchscreen | Capacitive touchscreen |
Camera |
||
| Main Camera | 3.15 MP, 2048 x 1536 pixels, LED flash | 3.15 MP |
| Front Camera | 1.3 MP | 1.3 MP |
| Camera Features | Yes | |
Connectivity |
||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 2G | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G | HSDPA 2100 | HSDPA 2100 |
| 4G | ||
| Wi-Fi/connectivity | Yes | Yes |
| Bluetooth | Yes | v4.0 |
| GPS | Yes | 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 | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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