Here is the comparison of features and specification of the mobile phones NIU GO 21 and Celkon A66.
NIU GO 21 is manufactured by NIU and this phone was announced in 2014, May. NIU GO 21 comes with with 1.8 inches and the resolution of the screen is 128 x 160 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Dipsplay Type: The dispaly type of the NIU GO 21 is TFT with 65K colors.
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Celkon A66 is manufactured by Celkon and this phone was announced in 2014. Celkon A66 comes with with 4.5 inches and the resolution of the screen is 480 x 854 pixels.
This phone supports following network:
2G: GSM 900 / 1800 - SIM 1 & SIM 2
Dipsplay Type: The dispaly type of the Celkon A66 is TFT capacitive touchscreen.
| Specification Summary: NIU GO 21 vs Celkon A66 | ||
| Mobile Device | NIU GO 21 | Celkon A66 |
| Display | 1.8 inches | 4.5 inches |
| Resolution | 128 x 160 pixels | 480 x 854 pixels |
| Processor | Dual-core 1.2 GHz | |
| Primary Camera | 3.15 MP | |
| Front Camera | VGA | |
| Storage | 4 GB | |
| Battery | Li-Ion 2000 mAh | |
| Full Specification comparison of NIU GO 21 vs Celkon A66 | ||
| Mobile Device | NIU GO 21 | Celkon A66 |
Display |
||
| Screen Size | 1.8 inches (~21.6% screen-to-body ratio) | 4.5 inches (~61.1% screen-to-body ratio) |
| Screen Resolution | 128 x 160 pixels | 480 x 854 pixels |
| Pixel Density | 128 x 160 pixels (~114 ppi pixel density) | 480 x 854 pixels (~218 ppi pixel density) |
| Display Type | TFT with 65K colors | TFT capacitive touchscreen |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Dual-core 1.2 GHz | |
| Interal Storage | 4 GB, 512 MB RAM | |
| External Storage | microSD, up to 32 GB | |
OS |
||
| OS Details | Android OS, v4.1.2 (Jelly Bean) | |
Display |
||
| Display | 1.8 inches (~21.6% screen-to-body ratio) TFT, 65K colors 128 x 160 pixels (~114 ppi pixel density) |
4.5 inches (~61.1% screen-to-body ratio) TFT capacitive touchscreen 480 x 854 pixels (~218 ppi pixel density) |
| Display Type | TFT, 65K colors | TFT capacitive touchscreen |
Camera |
||
| Main Camera | 3.15 MP, 2048 x 1536 pixels, LED flash | |
| Front Camera | VGA | |
| Camera Features | ||
Connectivity |
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| GPRS | Up to 48 kbps | Yes |
| EDGE | No | Yes |
| 2G | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G | ||
| 4G | ||
| Wi-Fi/connectivity | Wi-Fi 802.11 b/g/n, hotspot | |
| Bluetooth | Yes | |
| GPS | Yes | |
| USB | microUSB | |
Multimedia |
||
| FM Radio | FM radio | |
| Loudspeaker | ||
| Audio Jack | Yes | |
Other Features |
||
| Compass | ||
| Proximity Sensors | Yes | |
| Accelerometer | Yes | |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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