General
Has Dual Sim	Use multiple sims at the same time. It allows you to use two services without the need to carry two phones at the same time.
Display
Has A Touch Screen	Touch Displays offer a more interactive experience.
Technical
Supports Memory Card upto 8 GB	Memory cards give your device more storage capacity. So you can store more songs, photos and videos.
Connectivity
Supports WiFi	You can connect to wifi hotspots in your area to experience a superior internet experience.
Supports Bluetooth v2.1	Bluetooth enables you to wirelessly listen to music and calls using bluetooth headsets.
Extra
Supports Video Player	Watch your favourite video songs and movies in video player. It supports MP4, H.263 file types.
Supports Music Player	Listen to your favourite songs in music player. It supports MP3, AAC etc. file types.
Supports FM Radio	Listen to your favourite radio stations on your phone. Enjoy music on the go with FM Radio.
Battery
Long Battery Standby Time 29 days (Average: 14.2 days)	With long battery standby time, mobile phone battery can last more days without charging in idle condition.
Long Battery Talk Time 17 hours (Average: 6.1 hours)	With long battery talk time, you can talk on the phone continously without charging.

Display
Small Screen 2.8 inches (Average: 3.99 inches)	Gives an unpleasant experience while Reading, browsing internet and watching videos.
Low Resolution Screen 240 x 320 pixels	Images, videos and text will not look very sharp.
Not Very Sharp Screen ~ 143 ppi	Images, videos and text will not look very sharp. Text will be harder to read.
Camera
Low Resloution Camera 2 MP (Average: 2.33 MP)	Low resolution camera will not take very sharp and clear photos.
Low Quality Video Recording 176 x 144 pixels	Recorded videos will be of low resolution and quality.
No Front Camera	Front Camera enables you to take your own photos and do videocalling (on supported phones).
Technical
Limited Storage Capacity 50 MB (Average: 1.1 GB)	It means you can only store limited amount of songs, videos, photos and applications.
Connectivity
Doesn't Have A 3.5mm Headphone Jack	Having 3.5mm Jack enables you to connect to large number of other devices (such as speakers) having 3.5mm Port.
Extra
Doesn't Have An Accelerometer	Accelerometer Detects motion as well as the orientation of a device (horizontally or vertically).
Doesn't Have A Gyroscope	Gyroscope Determines orientation and rotation and provides more accurate 3D motion tracking than an accelerometer.
Doesn't Have A Compass	Compass Determines direction facing relative to North, East, West and South.

Mobiles

Tablets