According to a report Microsoft has made public the specifications of Microsoft Lumia 750, Lumia 850 and Lumia 550. Features of each smartphones are according to their range.
The Microsoft Lumia 750 owns a screen of 720×1280 which is of high definition display, it uses a processor of Snapdragon 410 which is of 1.2 GHz which gives a relax processing power to it. Its RAM is of 1 gigabyte which helps 1.2 GHz of Snapdragon 410 processor to give it a required speed for its demanded performance.
Microsoft Lumia 750 owns an internal storage of 8 gigabyte, its primary camera is of 8 megapixels along with a LED flash and its secondary camera is of 5 megapixels, both the cameras own the feature of auto focus. Its battery is of 2650 mAh.
Whereas Microsoft Lumia 850 owns a display of 768×1280 pixels. It uses Snapdragon 410 processor of 1.4 GHz, which gives it a maintained speed with a RAM of 1 gigabyte. The capacity of its internal memory is 16 gigabyte which is double to the memory of Lumia 750, but a slot of microSD card makes it expandable. The primary camera of Microsoft Lumia 850 is of 10 megapixels and its secondary camera is of 5 megapixels.
The screen of Microsoft Lumia 550 is of 540×960 pixels which uses a Snapdragon 210 Processor along with a RAM of 1 gigabyte and internal storage of 8 gigabyte. Its primary camera is of 5 megapixels along with a LED flash and its secondary camera is of 2 megapixels. It has a long lasting battery of 1905 mAh which keeps it on for a long time.
It contains a GPS sensor, Accelerator sensor and Proximity sensor.
Unforunately 4G network is not enabled in all three Lumia handstes.