Here is the comparison of features and specification of the mobile phones Yezz Billy 4 and Allview A4 Duo.
Yezz Billy 4 is manufactured by Yezz and this phone was announced in 2014, June. Yezz Billy 4 comes with with 4.0 inches and the resolution of the screen is 480 x 800 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G: HSDPA 850 / 1900 - SIM 1 & SIM 2 - BM4MI043
Dipsplay Type: The dispaly type of the Yezz Billy 4 is TFT capacitive touchscreen with 16M colors.
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Allview A4 Duo is manufactured by Allview and this phone was announced in 2013, November. Allview A4 Duo comes with with 3.5 inches and the resolution of the screen is 320 x 480 pixels.
This phone supports following network:
2G: GSM 900 / 1800
3G: HSDPA 900 / 2100
Dipsplay Type: The dispaly type of the Allview A4 Duo is TFT capacitive touchscreen.
| Specification Summary: Yezz Billy 4 vs Allview A4 Duo | ||
| Mobile Device | Yezz Billy 4 | Allview A4 Duo |
| Display | 4.0 inches | 3.5 inches |
| Resolution | 480 x 800 pixels | 320 x 480 pixels |
| Processor | Quad-core 1.2 GHz Cortex-A7 | Dual-core 1 GHz Cotex-A7 |
| Primary Camera | 8 MP | 2 MP |
| Front Camera | 1.3 MP | No |
| Storage | 4 GB | 512 MB RAM |
| Battery | Li-Ion 1300 mAh | Li-Ion 1200 mAh |
| Full Specification comparison of Yezz Billy 4 vs Allview A4 Duo | ||
| Mobile Device | Yezz Billy 4 | Allview A4 Duo |
Display |
||
| Screen Size | 4.0 inches (~57.7% screen-to-body ratio) | 3.5 inches (~49.7% screen-to-body ratio) |
| Screen Resolution | 480 x 800 pixels | 320 x 480 pixels |
| Pixel Density | 480 x 800 pixels (~233 ppi pixel density) | 320 x 480 pixels (~165 ppi pixel density) |
| Display Type | TFT capacitive touchscreen with 16M colors | TFT capacitive touchscreen |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Quad-core 1.2 GHz Cortex-A7 | Dual-core 1 GHz Cotex-A7 |
| Interal Storage | 4 GB, 512 MB RAM | 512 MB RAM |
| External Storage | microSD, up to 128 GB | No |
OS |
||
| OS Details | Microsoft Windows Phone 8.1 | Android OS, v4.2 (Jelly Bean) |
Display |
||
| Display | 4.0 inches (~57.7% screen-to-body ratio) TFT capacitive touchscreen, 16M colors 480 x 800 pixels (~233 ppi pixel density) |
3.5 inches (~49.7% screen-to-body ratio) TFT capacitive touchscreen 320 x 480 pixels (~165 ppi pixel density) |
| Display Type | TFT capacitive touchscreen, 16M colors | TFT capacitive touchscreen |
Camera |
||
| Main Camera | 8 MP, 3264 x 2448 pixels, autofocus, LED flash | 2 MP, 1600 x 1200 pixels |
| Front Camera | 1.3 MP | No |
| Camera Features | Geo-tagging, touch focus | Touch focus, face detection |
Connectivity |
||
| GPRS | Class 12 | Class 12 |
| EDGE | Class 12 | Class 10 |
| 2G | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 |
| 3G | HSDPA 850 / 1900 - SIM 1 & SIM 2 - BM4MI043 | HSDPA 900 / 2100 |
| 4G | ||
| Wi-Fi/connectivity | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot | Wi-Fi 802.11 b/g/n, hotspot, Wi-Fi Direct |
| Bluetooth | v4.0, A2DP | v4.0, A2DP, EDR |
| GPS | Yes, with A-GPS, GLONASS | No |
| USB | microUSB v2.0 | microUSB v2.0 |
Multimedia |
||
| FM Radio | Stereo FM radio | FM radio |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
||
| Compass | ||
| Proximity Sensors | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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