Here is the comparison of features and specification of the mobile phones NIU Tek 4D2 and Yezz Billy 4.
NIU Tek 4D2 is manufactured by NIU and this phone was announced in 2014, August. NIU Tek 4D2 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 - TM4D2I043
Dipsplay Type: The dispaly type of the NIU Tek 4D2 is TFT with 256K colors.
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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: NIU Tek 4D2 vs Yezz Billy 4 | ||
| Mobile Device | NIU Tek 4D2 | Yezz Billy 4 |
| Display | 4.0 inches | 4.0 inches |
| Resolution | 480 x 800 pixels | 480 x 800 pixels |
| Processor | Dual-core 1 GHz Cortex-A7 | Quad-core 1.2 GHz Cortex-A7 |
| Primary Camera | 3.15 MP | 8 MP |
| Front Camera | 1.3 MP | 1.3 MP |
| Storage | 4 GB | 4 GB |
| Battery | Li-Ion 1200 mAh | Li-Ion 1300 mAh |
| Full Specification comparison of NIU Tek 4D2 vs Yezz Billy 4 | ||
| Mobile Device | NIU Tek 4D2 | Yezz Billy 4 |
Display |
||
| Screen Size | 4.0 inches (~58.8% screen-to-body ratio) | 4.0 inches (~57.7% screen-to-body ratio) |
| Screen Resolution | 480 x 800 pixels | 480 x 800 pixels |
| Pixel Density | 480 x 800 pixels (~233 ppi pixel density) | 480 x 800 pixels (~233 ppi pixel density) |
| Display Type | TFT with 256K colors | TFT capacitive touchscreen with 16M colors |
| Screen Protection | ||
Processor and RAM |
||
| Processor | Dual-core 1 GHz Cortex-A7 | Quad-core 1.2 GHz Cortex-A7 |
| Interal Storage | 4 GB, 512 MB RAM | 4 GB, 512 MB RAM |
| External Storage | microSD, up to 64 GB | microSD, up to 128 GB |
OS |
||
| OS Details | Android OS, v4.4.2 (KitKat) | Microsoft Windows Phone 8.1 |
Display |
||
| Display | 4.0 inches (~58.8% screen-to-body ratio) TFT, 256K colors 480 x 800 pixels (~233 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, 256K colors | TFT capacitive touchscreen, 16M colors |
Camera |
||
| Main Camera | 3.15 MP, 2048 x 1536 pixels, LED flash | 8 MP, 3264 x 2448 pixels, autofocus, LED flash |
| Front Camera | 1.3 MP | 1.3 MP |
| Camera Features | Geo-tagging, face detection, panorama | Geo-tagging, touch focus |
Connectivity |
||
| GPRS | Class 12 | Class 12 |
| EDGE | Class 12 | Class 12 |
| 2G | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G | HSDPA 850 / 1900 - SIM 1 & SIM 2 - TM4D2I043 | HSDPA 850 / 1900 - SIM 1 & SIM 2 - BM4MI043 |
| 4G | ||
| Wi-Fi/connectivity | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot |
| Bluetooth | v4.0, A2DP | v4.0, A2DP |
| GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS |
| USB | microUSB v2.0 | microUSB v2.0 |
Multimedia |
||
| FM Radio | Stereo FM radio | Stereo FM radio |
| Loudspeaker | ||
| Audio Jack | Yes | Yes |
Other Features |
||
| Compass | ||
| Proximity Sensors | Yes | |
| Accelerometer | Yes | Yes |
| Ambient Sensor | ||
| Gyroscope Sensor | ||
| Barometer Sensor | ||
| Temperature Sensor | ||
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