Here is the comparison of features and specification of the mobile phones Sharp Aquos Crystal 2 and Celkon A21.
Sharp Aquos Crystal 2 is manufactured by and this phone was announced in 2015, May. Sharp Aquos Crystal 2 comes with with 5.2 inches and the resolution of the screen is 720 x 1280 pixels.
This phone supports following network:
2G: GSM 900 / 1800 / 1900
3G: HSDPA 900 / 2100
4G: LTE band 1(2100), 3(1800), 8(900), 42(3500)
Dipsplay Type: The dispaly type of the Sharp Aquos Crystal 2 is S-PureLED capacitive touchscreen with 16M colors.
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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: Sharp Aquos Crystal 2 vs Celkon A21 | ||
| Mobile Device | Sharp Aquos Crystal 2 | Celkon A21 |
| Display | 5.2 inches | 4.0 inches |
| Resolution | 720 x 1280 pixels | 320 x 480 pixels |
| Processor | Quad-core 1.2 GHz Cortex-A7 | Quad-core 1.3 GHz Cortex-A7 |
| Primary Camera | 8 MP | 3.15 MP |
| Front Camera | 2.1 MP | 1.3 MP |
| Storage | 16 GB | 512 MB ROM |
| Battery | Li-Ion 2030 mAh | Li-Ion 1500 mAh |
| Full Specification comparison of Sharp Aquos Crystal 2 vs Celkon A21 | ||
| Mobile Device | Sharp Aquos Crystal 2 | Celkon A21 |
Display |
||
| Screen Size | 5.2 inches | 4.0 inches (~57.8% screen-to-body ratio) |
| Screen Resolution | 720 x 1280 pixels | 320 x 480 pixels |
| Pixel Density | 720 x 1280 pixels | 320 x 480 pixels (~144 ppi pixel density) |
| Display Type | S-PureLED capacitive touchscreen with 16M colors | Capacitive touchscreen |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Quad-core 1.2 GHz Cortex-A7 | Quad-core 1.3 GHz Cortex-A7 |
| Interal Storage | 16 GB, 2 GB RAM | 512 MB ROM, 256 MB RAM |
| External Storage | microSD, up to 128 GB | microSD, up to 32 GB |
OS |
||
| OS Details | Android OS, v5.0 (Lollipop) | Android OS, v4.2.2 (Jelly Bean) |
Display |
||
| Display | 5.2 inches S-PureLED capacitive touchscreen, 16M colors 720 x 1280 pixels |
4.0 inches (~57.8% screen-to-body ratio) Capacitive touchscreen 320 x 480 pixels (~144 ppi pixel density) |
| Display Type | S-PureLED capacitive touchscreen, 16M colors | Capacitive touchscreen |
Camera |
||
| Main Camera | 8 MP | 3.15 MP |
| Front Camera | 2.1 MP | 1.3 MP |
| Camera Features | Geo-tagging, touch focus, face/smile detection, panorama, HDR | |
Connectivity |
||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 2G | GSM 900 / 1800 / 1900 | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G | HSDPA 900 / 2100 | HSDPA 2100 |
| 4G | LTE band 1(2100), 3(1800), 8(900), 42(3500) | |
| Wi-Fi/connectivity | Yes | Yes |
| Bluetooth | Yes | v4.0 |
| GPS | Yes, with A-GPS | No |
| USB | microUSB v2.0 | Yes |
Multimedia |
||
| FM Radio | No | FM radio |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
||
| Compass | Yes | |
| Proximity Sensors | Yes | |
| Accelerometer | Yes | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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