Here is the comparison of features and specification of the mobile phones Yezz Billy 5S LTE and Celkon A21.
Yezz Billy 5S LTE is manufactured by Yezz and this phone was announced in 2015, January. Yezz Billy 5S LTE comes with with 5.0 inches and the resolution of the screen is 720 x 1280 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G: HSDPA 1900 / 2100
4G: LTE 800 / 1800 / 2600 (Bands 3, 7, 20)
Dipsplay Type: The dispaly type of the Yezz Billy 5S LTE is IPS LCD 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: Yezz Billy 5S LTE vs Celkon A21 | ||
| Mobile Device | Yezz Billy 5S LTE | Celkon A21 |
| Display | 5.0 inches | 4.0 inches |
| Resolution | 720 x 1280 pixels | 320 x 480 pixels |
| Processor | Quad-core 1.2 GHz Cortex-A53 Quad-core 1.2 GHz Cortex-A7 | Quad-core 1.3 GHz Cortex-A7 |
| Primary Camera | 13 MP | 3.15 MP |
| Front Camera | 5 MP | 1.3 MP |
| Storage | 8 GB | 512 MB ROM |
| Battery | Li-Ion 1500 mAh | |
| Full Specification comparison of Yezz Billy 5S LTE vs Celkon A21 | ||
| Mobile Device | Yezz Billy 5S LTE | Celkon A21 |
Display |
||
| Screen Size | 5.0 inches (~75.5% screen-to-body ratio) | 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 (~294 ppi pixel density) | 320 x 480 pixels (~144 ppi pixel density) |
| Display Type | IPS LCD capacitive touchscreen with 16M colors | Capacitive touchscreen |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Quad-core 1.2 GHz Cortex-A53 Quad-core 1.2 GHz Cortex-A7 | Quad-core 1.3 GHz Cortex-A7 |
| Interal Storage | 8 GB, 1 GB RAM | 512 MB ROM, 256 MB RAM |
| External Storage | microSD, up to 64 GB | microSD, up to 32 GB |
OS |
||
| OS Details | Microsoft Windows 10 Microsoft Windows Phone 8.1 | Android OS, v4.2.2 (Jelly Bean) |
Display |
||
| Display | 5.0 inches (~75.5% screen-to-body ratio) IPS LCD capacitive touchscreen, 16M colors 720 x 1280 pixels (~294 ppi pixel density) |
4.0 inches (~57.8% screen-to-body ratio) Capacitive touchscreen 320 x 480 pixels (~144 ppi pixel density) |
| Display Type | IPS LCD capacitive touchscreen, 16M colors | Capacitive touchscreen |
Camera |
||
| Main Camera | 13 MP, 4128 x 3096 pixels, autofocus, LED flash | 3.15 MP |
| Front Camera | 5 MP | 1.3 MP |
| Camera Features | Geo-tagging, touch focus, panorama, HDR | |
Connectivity |
||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 2G | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 - SIM 1 & SIM 2 |
| 3G | HSDPA 1900 / 2100 | HSDPA 2100 |
| 4G | LTE 800 / 1800 / 2600 (Bands 3, 7, 20) | |
| Wi-Fi/connectivity | Yes | Yes |
| Bluetooth | v4.0, A2DP | v4.0 |
| GPS | Yes, with A-GPS, GLONASS | No |
| USB | microUSB v2.0 | Yes |
Multimedia |
||
| FM Radio | TBC | FM radio |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
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| Compass | Yes | |
| Proximity Sensors | Yes | |
| Accelerometer | Yes | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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