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Here is the comparison of features and specification of the mobile phones Microsoft Lumia 640 Dual SIM and Celkon A407.
Microsoft Lumia 640 Dual SIM is manufactured by Microsoft and this phone was announced in 2015, March. Microsoft Lumia 640 Dual SIM 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 850 / 900 / 1900 / 2100
Dipsplay Type: The dispaly type of the Microsoft Lumia 640 Dual SIM is IPS LCD capacitive touchscreen with 16M colors.
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Celkon A407 is manufactured by and this phone was announced in 2015, May. Celkon A407 comes with with 4.0 inches and the resolution of the screen is 480 x 800 pixels.
This phone supports following network:
2G: GSM 900 / 1800 - SIM 1 & SIM 2
3G: HSDPA
Dipsplay Type: The dispaly type of the Celkon A407 is Capacitive touchscreen.
| Specification Summary: Microsoft Lumia 640 Dual SIM vs Celkon A407 | ||
| Mobile Device | Microsoft Lumia 640 Dual SIM | Celkon A407 |
| Display | 5.0 inches | 4.0 inches |
| Resolution | 720 x 1280 pixels | 480 x 800 pixels |
| Processor | Quad-core 1.2 GHz Cortex-A7 | 1 GHz |
| Primary Camera | 8 MP | 2 MP |
| Front Camera | 1 MP | 1.3 MP |
| Storage | 8 GB | 512 MB |
| Battery | Li-Ion 2500 mAh | Li-Ion 1400 mAh |
| Full Specification comparison of Microsoft Lumia 640 Dual SIM vs Celkon A407 | ||
| Mobile Device | Microsoft Lumia 640 Dual SIM | Celkon A407 |
Display |
||
| Screen Size | 5.0 inches (~67.6% screen-to-body ratio) | 4.0 inches |
| Screen Resolution | 720 x 1280 pixels | 480 x 800 pixels |
| Pixel Density | 720 x 1280 pixels (~294 ppi pixel density) | 480 x 800 pixels |
| Display Type | IPS LCD capacitive touchscreen with 16M colors | Capacitive touchscreen |
| Screen Protection | Corning Gorilla Glass 3 | |
Processor and RAM |
||
| Processor | Quad-core 1.2 GHz Cortex-A7 | 1 GHz |
| Interal Storage | 8 GB, 1 GB RAM | 512 MB, 256 MB RAM |
| External Storage | microSD, up to 128 GB | microSD, up to 32 GB |
OS |
||
| OS Details | Microsoft Windows Phone 8.1 with Lumia Denim | Android OS, v4.2.2 (Jelly Bean) |
Display |
||
| Display | 5.0 inches (~67.6% screen-to-body ratio) IPS LCD capacitive touchscreen, 16M colors 720 x 1280 pixels (~294 ppi pixel density) |
4.0 inches Capacitive touchscreen 480 x 800 pixels |
| Display Type | IPS LCD capacitive touchscreen, 16M colors | Capacitive touchscreen |
Camera |
||
| Main Camera | 8 MP, 3264 x 2448 pixels, autofocus, LED flash | 2 MP |
| Front Camera | 1 MP, 720p | 1.3 MP |
| Camera Features | 1/4'' sensor size | Yes |
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 850 / 900 / 1900 / 2100 | HSDPA |
| 4G | ||
| Wi-Fi/connectivity | Wi-Fi 802.11 b/g/n, DLNA, hotspot | Wi-Fi 802.11 b/g/n |
| Bluetooth | v4.0, A2DP | Yes |
| GPS | Yes, with A-GPS, GLONASS, Beidou | Yes |
| USB | microUSB v2.0 | microUSB |
Multimedia |
||
| FM Radio | FM radio | 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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