Here is the comparison of features and specification of the mobile phones Celkon A21 and ZTE Open L.
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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ZTE Open L is manufactured by ZTE and this phone was announced in 2015, March. ZTE Open L comes with with 5.0 inches and the resolution of the screen is 480 x 854 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900
3G: HSDPA 900 / 2100
4G: LTE 800 / 900 / 1800 / 2600 (Bands 3, 7, 8, 20)
Dipsplay Type: The dispaly type of the ZTE Open L is Capacitive touchscreen.
| Specification Summary: Celkon A21 vs ZTE Open L | ||
| Mobile Device | Celkon A21 | ZTE Open L |
| Display | 4.0 inches | 5.0 inches |
| Resolution | 320 x 480 pixels | 480 x 854 pixels |
| Processor | Quad-core 1.3 GHz Cortex-A7 | Quad-core 1.1 GHz Cortex-A7 |
| Primary Camera | 3.15 MP | 5 MP |
| Front Camera | 1.3 MP | 2 MP |
| Storage | 512 MB ROM | 8 GB |
| Battery | Li-Ion 1500 mAh | Li-Ion 2200 mAh |
| Full Specification comparison of Celkon A21 vs ZTE Open L | ||
| Mobile Device | Celkon A21 | ZTE Open L |
Display |
||
| Screen Size | 4.0 inches (~57.8% screen-to-body ratio) | 5.0 inches (~65.0% 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 (~196 ppi pixel density) |
| Display Type | Capacitive touchscreen | Capacitive touchscreen |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Quad-core 1.3 GHz Cortex-A7 | Quad-core 1.1 GHz Cortex-A7 |
| Interal Storage | 512 MB ROM, 256 MB RAM | 8 GB, 1 GB RAM |
| External Storage | microSD, up to 32 GB | microSD, up to 32 GB |
OS |
||
| OS Details | Android OS, v4.2.2 (Jelly Bean) | Firefox OS 2.2 |
Display |
||
| Display | 4.0 inches (~57.8% screen-to-body ratio) Capacitive touchscreen 320 x 480 pixels (~144 ppi pixel density) |
5.0 inches (~65.0% screen-to-body ratio) Capacitive touchscreen 480 x 854 pixels (~196 ppi pixel density) |
| Display Type | Capacitive touchscreen | Capacitive touchscreen |
Camera |
||
| Main Camera | 3.15 MP | 5 MP, 2592 ? 1944 pixels, autofocus, LED flash |
| Front Camera | 1.3 MP | 2 MP |
| Camera Features | Yes | |
Connectivity |
||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 2G | GSM 900 / 1800 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 |
| 3G | HSDPA 2100 | HSDPA 900 / 2100 |
| 4G | LTE 800 / 900 / 1800 / 2600 (Bands 3, 7, 8, 20) | |
| Wi-Fi/connectivity | Yes | Wi-Fi 802.11 b/g/n, hotspot |
| Bluetooth | v4.0 | Yes |
| GPS | No | Yes, with A-GPS |
| 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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