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- Microsoft Lumia 640 Dual SIM vs Nokia Lumia 830
Microsoft Lumia 640 Dual SIM vs Nokia Lumia 830 comparison
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| key specs | ||||
| Display | 5.00-inch | 5.00-inch | ||
| Processor | Qualcomm Snapdragon 400 | Qualcomm Snapdragon 400 | ||
| Front Camera | 0.9-megapixel | 0.9-megapixel | ||
| Rear Camera | 8-megapixel | 10-megapixel | ||
| RAM | 1GB | 1GB | ||
| Storage | 8GB | 16GB | ||
| Battery Capacity | 2500mAh | 2200mAh | ||
| OS | Windows Phone 8.1 | Windows Phone 8.1 | ||
| Resolution | 720x1280 pixels | 720x1280 pixels | ||
| general | ||||
| Brand | Microsoft | Nokia | ||
| Model | Lumia 640 Dual SIM | Lumia 830 | ||
| Release date | February 1, 2015 | September 1, 2014 | ||
| Form factor | Touchscreen | Touchscreen | ||
| Dimensions (mm) | 141.30 x 72.20 x 8.80 | 139.40 x 70.70 x 8.50 | ||
| Weight (g) | 145.00 | 150.00 | ||
| Battery capacity (mAh) | 2500 | 2200 | ||
| Removable battery | Yes | Yes | ||
| Colours | - | white, black, green, orange | ||
| display | ||||
| Screen size (inches) | 5.00 | 5.00 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | 720x1280 pixels | 720x1280 pixels | ||
| Pixels per inch (PPI) | 294 | 296 | ||
| hardware | ||||
| Processor | 1.2GHz quad-core | 1.2GHz quad-core | ||
| Processor make | Qualcomm Snapdragon 400 | Qualcomm Snapdragon 400 | ||
| RAM | 1GB | 1GB | ||
| Internal storage | 8GB | 16GB | ||
| Expandable storage | Yes | Yes | ||
| Expandable storage type | microSD | microSD | ||
| Expandable storage up to (GB) | 128 | 128 | ||
| camera | ||||
| Rear camera | 8-megapixel | 10-megapixel | ||
| Rear flash | LED | LED | ||
| Front camera | 0.9-megapixel | 0.9-megapixel | ||
| software | ||||
| Operating system | Windows Phone 8.1 | Windows Phone 8.1 | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| Wi-Fi standards supported | 802.11 b/g/n | 802.11 a/b/g/n | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes | Yes, v 4.00 | ||
| NFC | No | Yes | ||
| Infrared | No | No | ||
| USB OTG | No | No | ||
| Headphones | 3.5mm | 3.5mm | ||
| FM | Yes | Yes | ||
| Number of SIMs | 2 | 1 | ||
| Wi-Fi Direct | No | No | ||
| Mobile High-Definition Link (MHL) | No | No | ||
| sim 1 | ||||
| SIM Type | Micro-SIM | Nano-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | No | Yes | ||
| sim 2 | ||||
| SIM Type | Micro-SIM | - | ||
| GSM/CDMA | GSM | - | ||
| 3G | Yes | - | ||
| 4G/ LTE | No | - | ||
| sensors | ||||
| Compass/ Magnetometer | Yes | Yes | ||
| Proximity sensor | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Ambient light sensor | Yes | Yes | ||
| Gyroscope | No | Yes | ||
| Barometer | No | No | ||
| Temperature sensor | No | No | ||
| ratings | ||||
| Overall NDTV Rating | - | Read Review | ||
| Design Rating | - | |||
| Display Rating | - | |||
| Software Rating | - | |||
| Performance Rating | - | |||
| Battery Life Rating | - | |||
| Camera Rating | - | |||
| Value for Money Rating | - | |||
-
Windows 10 Mobile Update Starts Rolling Out for Microsoft Lumia 640 -
Moto G (Gen 2), Microsoft Lumia 640 Available With Limited Period Discounts
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Microsoft India to Launch More 4G Phones Once 'Infrastructure Is Ready'
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Microsoft Lumia 640 and Lumia 640 XL Dual-SIM Phones Launched in India
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Microsoft Lumia 640, Lumia 640 XL Launched Alongside Dual SIM, LTE Variants
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