Best two smartphone with 2GB RAM & VoLTE at very low cost 5K & 6K

If you going to buy a smartphone in your low budget then you can buy any one of these phones. Here you can see every details of both products.
iVoomi is a Chinese mobile and accessories brand owned by Suntek Global, a Hong Kong-based firm. It entered the Indian market in March 2017.

Xiaomi Inc. is a privately owned Chinese electronics company headquartered in Beijing. It is the world's 5th largest smartphone maker. Xiaomi designs, develops, and sells smartphones, mobile apps, laptops, and related consumer electronics.

1. iVoomi Me 1+  
Price - Rs.4,999

Specification
Display - 5 inch HD IPS LCD display with a resolution 1280 x 720 pixels and have a 2.5D curved glass on top

OS - Android Marshmallow 6.0 upgradable to Android 7.0 Nougat

Camera - 8MP rear camera with LED flash and 5MP front-facing camera

Memory - 2 GB RAM, 16 GB internal memory with up to 128 GB expandable memory

Processor - 1.2 GHz Quad Core

Connectivity - Dual-SIM, 4G VoLTE,3G,2G,Wifi,Bluetooth,FM,GPS

Sensor - Proximity Sensor, G-Sensor

Battery - 3000 mAh (fast charge 2.0 technology)

Weight - 130g

Shop from - Shopclues.com

2. Xiaomi Redmi 4A  
Price - Rs.5,999

Specification
Display - 5 inch HD IPS LCD display with a resolution 1280 x 720 pixels

OS - Android Marshmallow 6.0

Camera - 13MP rear camera with LED flash and 5MP front-facing camera

Memory - 2 GB RAM, 16 GB internal memory with up to 128 GB expandable memory

Processor - 1.4 GHz Quad Core

Connectivity - Hybrid Dual-SIM(micro+nano), 4G VoLTE,3G,2G,Wifi,Bluetooth,FM,GPS

Sensor - Accelerometer, Ambient Light, Infrared, Proximity Sensor, G-Sensor

Battery - 3120 mAh

Weight - 132g

Color - Rose gold, Gold, Dark gray

Shop from - Amazon.in

You can compare both smartphone's features before you buy and choose one. But my suggestion is Redmi 4A, because redmi is the most popular smartphone brand in India.