If you're planning to purchase a smartphone recently, you must consider buying a 4G LTE supported smartphone because that way you can stay future proof. So when 4G is launched by telecom operators you don't get left behind. It's worth knowing that Reliance Jio is going to launch its 4G services across India in December this year. Also Airtel is expanding its 4G presence at a rapid speed. In the year 2016 other major operators like Idea and Vodafone are also likely to start 4G services.

1. ZTE Blade Qlux 4G - Rs.4,999

ZTE Blade Qlux 4G features a 4.5 inch screen powered by a 1.3 GHz quad-core processor running Android KitKat 4.4. Now coming to its camera specs this phone sports a 8 MP rear camera with LED flash and 5 MP front facing camera. This dual sim 4G handset also comes with 1 GB RAM, 8 GB internal storage and 2,200 mAh battery capacity.
Technical Specifications
Display - 4.5 inch (11.43 cm) FWVGA IPS display with 854x480 resolution
OS - Android KitKat 4.4 (upgradable to Android Lollipop 5.0)
Processor - 1.3 GHz quad-core MediaTek MT6732M processor
Camera - 8 MP primary auto focus camera with LED flash and 5 MP front facing camera
Memory - 1 GB RAM, 8 GB internal storage with microSD card slot expandable up to 32 GB
Connectivity - Dual-SIM, 4G (FD-LTE 1800 MHz band & TD-LTE 2300 MHz band), 3G, WiFi 802.11 b/g/n, Bluetooth v4.0, GPS
Battery - 2,200 mAh battery, up to 12 hours of talktime and 250 hours of standby time
2. Coolpad Dazen 1 - Rs.5,999

Coolpad Dazen 1 features a 5 inch HD screen powered by 1.2 GHz quad-core processor running Android KitKat 4.4. On the camera side it houses 8 MP rear camera with LED flash and 5 MP front camera. This device also comes with 2 GB RAM, 8 GB internal storage and 2,500 mAh battery capacity.
Technical Specifications
Display - 5 inch HD display with 1280x720 resolution
Processor - 1.2 GHz quad-core Qualcomm Snapdragon 410 processor with Adreno 306 GPU
OS - Android KitKat 4.4
Memory - 2 GB RAM, 8 GB internal storage, expandable with microSD up to 32 GB
Camera - 8 MP primary camera with LED Flash and 5 MP front-facing camera
Connectivity - Dual-SIM, 4G, 3G, Wi-Fi 802.11 b/g/n, Bluetooth 4.0, GPS
Battery - 2,500 mAh battery
3. Micromax Yu Yuphoria - Rs.6,999

Yu Yuphoria is a dual sim 4G LTE smartphone running latest Cyanogen OS 12. This device features a 5 inch HD screen powered by 1.2 GHz quad-core processor. It also has 8 MP auto focus rear camera with LED flash and 5 MP front fixed focus camera, 2 GB DDR3 RAM, 16 GB internal storage capacity, 2,230 mAh battery.
Technical Specifications
Display - 5 inch (12.7 cm) HD IPS display with 1280x720 resolution with Corning Gorilla Glass 3
OS - Cyanogen OS 12 (Android Lollipop 5.0.2)
Processor - 1.2 GHz quad-core 64-bit Qualcomm Snapdragon 410 processor with Adreno 306 GPU
Camera - 8 MP primary auto focus camera with LED flash and 5 MP front facing camera
Memory - 2 GB RAM, 16 GB internal storage with microSD card slot expandable up to 32 GB
Connectivity - Dual-SIM, 4G, 3G, WiFi 802.11 b/g/n, Bluetooth v4.0, GPS
Battery - 2,230 mAh battery with quick charging facility, 7 hours talktime
4. Xiaomi Redmi 2 - Rs.5,999

Xiaomi Redmi 2 features dual sim support (both sims can support 3G / 4G), 4.7 inch display powered by a 1.2 GHz Qualcomm processor. On the camera side, it has a 8 MP primary camera with LED flash and 1080p video recording facility and a 2 MP front facing camera. This device also supports USB OTG and fast charging (speeds up charging by 40%).
Technical Specifications
Display - 4.7 inch HD IPS display with 1280 x 720 pixel resolution
OS - Android KitKat 4.4 with MIUI 6.0 interface
Processor - 1.2 GHz quad-core Qualcomm Snapdragon 410 processor with Adreno 306 GPU
Camera - 8 MP primary camera with LED flash and 1080p video recording support, 2 MP front facing camera
Memory - 1 GB RAM, 8 GB internal storage with microSD card slot (expandable up to 32 GB)
Connectivity - Dual-SIM, 4G [FDD LTE band 3-1800 MHz and TDD LTE band 40-2300 MHz], 3G, WiFi 802.11 b/g/n, Bluetooth v4.0, GPS, GLONASS
Battery - 2,200 mAh battery, 134 x 67.2 x 9.4 mm, 133 g
5. Lenovo A6000 Plus - Rs.6,999

Lenovo A6000 Plus features a 5 inch HD display powered by 1.2 GHz quad-core processor running Android KitKat 4.4.4. Camera specs wise it houses a 8 MP rear camera with LED flash and a 2 MP front facing camera. This dual sim 4G LTE smartphone also comes with 2 GB RAM, 16 GB internal storage and 2,300 mAh battery capacity.
Technical Specifications
Display - 5-inch HD IPS display with 1280x720 pixels resolution
Processor - 1.2 GHz quad-core Qualcomm MSM8916 Snapdragon 410 processor with Adreno 306 GPU
OS - Android KitKat 4.4.4 with Lenevo Vibe 2.0 UI
Memory - 2 GB RAM, 16 GB internal memory, expandable with microSD up to 32 GB
Camera - 8 MP auto focus primary camera with LED Flash and a 2 MP front-facing camera
Connectivity - Dual SIM, 4G ( Band 3 [FDD LTE - 800 MHz], 20 [FDD LTE - 1800 MHz], 40 [TDD LTE - 2300 MHz] ), 3G, Wi-Fi 802.11 b/g/n, Bluetooth 4.0, A-GPS
Battery - 2,300 mAh battery