In the smartphone sector, the competition in the mid range slab is much more than the competition in the high range group of smartphones.
As a result of this cut throat competition, mobile manufacturers are constantly in tremendous pressure to get the most number of features into a device in the least possible price range.
Probably the biggest victims of this competition are the Windows based phones that are constantly battling to get to the top, and out do Android in terms of sales.
Consequently, Nokia came up with three devices from the Lumia range of phones, the Lumia 730, 735 and 830, that proved to be a major force in promoting sales of the Windows phones.
The Lumia 730, which supports two SIM cards is not similar to the Lumia 735 because it does not support LTE that the Lumia 735 supports.
Lumia 735 also comes with a back panel that can be used for wireless charging. This can be used buy Lumia 730 users also, but they would have to buy the cover.
The Lumia 735 comes with the denim update installed and also gives to us the good quality HD screen, wide-angle front-facing camera and LTE connectivity. Mirroring the design of the Lumia 720, the Lumia735 has a 4.7-inch screen with a ClearBlack AMOLED technology.
It also has a Qualcomm Snapdragon 400 chipset a good rear and front camera that can be used effectively for video calls through skype.
The Lumia 830 is considered the first flagship from Nokia and Microsoft that is not very expensive.
In terms of appearance, all three mobiles are very similar to the Lumia 800. You might even consider them to be miniature versions of the Lumia 1520.
The devices all possess plastic bodies, but are very durable.
The rear panels of all the devices are easily changeable.
The corning gorilla glass 3 which the display is covered with provides protective coating and does not let your device screen get scratched that easily.
In terms of slimness, the Lumia 830 wins the round. It is merely 8.5 mm thick, while the 730 finishes second at 8.7mm and the 735 comes at 8.9mm thickness. However, Lumia 830 is also the heaviest, at 15 grams, while 730 weighd 130 grams and 735 weighs 135 grams.
Both Lumia 730 and the 735 come with a 4.7 inch screen while the 830 comes with a 5 inch display.
The Lumia 730, 735 and 830 all have the same Qualcomm Snapdragon 400 chipset, a Cortex-A7 1.2GHz quad-core processing unit and Adreno 305 GPU and a 1GB RAM.
However, the 730 and 735 have 8GB internal memory while the 830 has a 16GB internal memory. All three devices have 128GB external memory capacity.