Here is the comparison of features and specification of the mobile phones verykool i129 and Yezz Billy 4.
verykool i129 is manufactured by verykool and this phone was announced in 2014, June. verykool i129 comes with with 1.77 inches and the resolution of the screen is 128 x 160 pixels.
This phone supports following network:
2G: GSM 850 / 900 / 1800 / 1900
Dipsplay Type: The dispaly type of the verykool i129 is TFT.
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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.
| Specification Summary: verykool i129 vs Yezz Billy 4 | ||
| Mobile Device | verykool i129 | Yezz Billy 4 |
| Display | 1.77 inches | 4.0 inches |
| Resolution | 128 x 160 pixels | 480 x 800 pixels |
| Processor | Quad-core 1.2 GHz Cortex-A7 | |
| Primary Camera | 8 MP | |
| Front Camera | 1.3 MP | |
| Storage | 4 GB | |
| Battery | Li-Ion 1300 mAh | |
| Full Specification comparison of verykool i129 vs Yezz Billy 4 | ||
| Mobile Device | verykool i129 | Yezz Billy 4 |
Display |
||
| Screen Size | 1.77 inches (~17.9% screen-to-body ratio) | 4.0 inches (~57.7% screen-to-body ratio) |
| Screen Resolution | 128 x 160 pixels | 480 x 800 pixels |
| Pixel Density | 128 x 160 pixels (~116 ppi pixel density) | 480 x 800 pixels (~233 ppi pixel density) |
| Display Type | TFT | TFT capacitive touchscreen with 16M colors |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Quad-core 1.2 GHz Cortex-A7 | |
| Interal Storage | 4 GB, 512 MB RAM | |
| External Storage | microSD, up to 128 GB | |
OS |
||
| OS Details | Microsoft Windows Phone 8.1 | |
Display |
||
| Display | 1.77 inches (~17.9% screen-to-body ratio) TFT 128 x 160 pixels (~116 ppi pixel density) |
4.0 inches (~57.7% screen-to-body ratio) TFT capacitive touchscreen, 16M colors 480 x 800 pixels (~233 ppi pixel density) |
| Display Type | TFT | TFT capacitive touchscreen, 16M colors |
Camera |
||
| Main Camera | 8 MP, 3264 x 2448 pixels, autofocus, LED flash | |
| Front Camera | 1.3 MP | |
| Camera Features | Geo-tagging, touch focus | |
Connectivity |
||
| GPRS | Yes | Class 12 |
| EDGE | No | Class 12 |
| 2G | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G | HSDPA 850 / 1900 - SIM 1 & SIM 2 - BM4MI043 | |
| 4G | ||
| Wi-Fi/connectivity | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot | |
| Bluetooth | v4.0, A2DP | |
| GPS | Yes, with A-GPS, GLONASS | |
| USB | microUSB v2.0 | |
Multimedia |
||
| FM Radio | Stereo 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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