Here is the comparison of features and specification of the mobile phones Celkon A21 and Asus Zenfone C ZC451CG.
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.
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Asus Zenfone C ZC451CG is manufactured by Asus and this phone was announced in 2015, January. Asus Zenfone C ZC451CG 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: HSDPA 850 / 900 / 1900 / 2100
Dipsplay Type: The dispaly type of the Asus Zenfone C ZC451CG is IPS LCD capacitive touchscreen with 16M colors.
| Specification Summary: Celkon A21 vs Asus Zenfone C ZC451CG | ||
| Mobile Device | Celkon A21 | Asus Zenfone C ZC451CG |
| Display | 4.0 inches | 4.5 inches |
| Resolution | 320 x 480 pixels | 480 x 854 pixels |
| Processor | Quad-core 1.3 GHz Cortex-A7 | Dual-core 1.2 GHz |
| Primary Camera | 3.15 MP | 5 MP |
| Front Camera | 1.3 MP | VGA |
| Storage | 512 MB ROM | 8 GB |
| Battery | Li-Ion 1500 mAh | Li-Ion 2100 mAh |
| Full Specification comparison of Celkon A21 vs Asus Zenfone C ZC451CG | ||
| Mobile Device | Celkon A21 | Asus Zenfone C ZC451CG |
Display |
||
| Screen Size | 4.0 inches (~57.8% screen-to-body ratio) | 4.5 inches (~61.0% screen-to-body ratio) |
| Screen Resolution | 320 x 480 pixels | 480 x 854 pixels |
| Pixel Density | 320 x 480 pixels (~144 ppi pixel density) | 480 x 854 pixels (~218 ppi pixel density) |
| Display Type | Capacitive touchscreen | IPS LCD capacitive touchscreen with 16M colors |
| Screen Protection | Oleophobic coating | |
Processor and RAM |
||
| Processor | Quad-core 1.3 GHz Cortex-A7 | Dual-core 1.2 GHz |
| Interal Storage | 512 MB ROM, 256 MB RAM | 8 GB, 1 GB RAM |
| External Storage | microSD, up to 32 GB | microSD, up to 64 GB |
OS |
||
| OS Details | Android OS, v4.2.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat) |
Display |
||
| Display | 4.0 inches (~57.8% screen-to-body ratio) Capacitive touchscreen 320 x 480 pixels (~144 ppi pixel density) |
4.5 inches (~61.0% screen-to-body ratio) IPS LCD capacitive touchscreen, 16M colors 480 x 854 pixels (~218 ppi pixel density) |
| Display Type | Capacitive touchscreen | IPS LCD capacitive touchscreen, 16M colors |
Camera |
||
| Main Camera | 3.15 MP | 5 MP, 2592 ? 1944 pixels, autofocus, LED flash |
| Front Camera | 1.3 MP | VGA |
| Camera Features | Yes | |
Connectivity |
||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 2G | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G | HSDPA 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G | ||
| Wi-Fi/connectivity | Yes | Wi-Fi 802.11 b/g/n, hotspot |
| Bluetooth | v4.0 | v4.0, A2DP, EDR |
| GPS | No | Yes, with A-GPS, GLONASS |
| USB | Yes | microUSB v2.0 |
Multimedia |
||
| FM Radio | FM radio | 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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