A quick comparison between the devices you have mentioned yields the following results -
DisplayAll the three phones have the similar screens at 5.5 inch size. The resolution is 1920x1080 pixels.
HardwareRedmi Note 2 is powered by MediaTek MT6795 octacore processor. The other two devices have the powered by MediaTek processors, but Meizu M2 is powered by MT6753 while
Lenovo K3 Note is powered by MT67526752. Redmi 2 scores a bit over other two based on having the latest processor.
All of them have 2GB on board RAM. Redmi Note 2 and Lenovo K3 Note have 16 GB internal storage, while
Meizu M2 Note is available in two memory variants of 16 and 32 GB. Meizu offers you an expandable memory upto 128 GB while Lenovo K3 Note is capable of just 32 GB expansion option.
SoftwareHere again, it would be a tie with all three of them running on Android Lollipop.
BatteryIn terms of battery capacity, Meizu M2 Note is powered by 3100 mAh battery. Redmi Note 2 carries a battery of 3060 mAh, while Lenovo K3 Note is powered by a battery of 3000 mAh capacity. Meizu takes a little lead over the two competitors.
CameraThere again, the three contenders offer you the similar set of cameras. They carry a 13 MP rear camera and 5 MP front camera.
There isn't much of a difference between the three phones. You can opt for any of them. Meizu has a slight edge due to better battery and memory capacity.
Other possible options include -
Asus Zenfone 2 LaserPowered by qualcomm Snapdragon 410 octacore processor , the phone carries an internal memory of 16 GB. It has 2 GB of RAM. You get a 13 MP rear camera and a 5 MP front camera. The rear camera features laser auto focus which can focus your subject within 0.3 seconds. Running on Android Lollipop,
Asus Zenfone 2 Laser has a battery of 2400 mAh. You can get it on Flipkart at Rs. 9999.
Yu Yureka Plus Priced at Rs. 9999, the phone is available on Flipkart. Battery capacity is 2400 mAh. It runs on Cyanogen OS which offers high level of customisation.
Yu Yureka Plus can also be a good option for your needs.