Feature phones commonly run proprietary firmware, with third party software support through platforms like Java or BREW, with limited features. Smartphones commonly run on Android, iOS, Symbian, Blackberry OS, Samsung's Bada, Microsoft's Windows Phone OS, Hewlett-Packard's webOS, Maemo, MeeGo etc. One of the best features of smartphones is that the API of a smartphone aids to a better integration of phone's third party applications with OS and hardware.
The first smartphones combined the features of a PDA with a phone but later on we got media players, video and digital cameras, Wi-Fi, GPS, high resolution touch sensitive screens,motion sensors, web browsers that display standard web pages, high speed data transfers and what not! These features are well complimented with an advanced CPU and memory which supplement to butter smooth functionality and ease! We have listed some of the best selling smartphones in the market today.
1. Apple iPhone 5 (225 hours standby,iOS 6, 1.2MP cam,4" screen)
2. Samsung Galaxy Note II( 1.6Ghz quad-core Exynos CPU,2GB RAM,8MP rear cam,1.9MP front cam)
3. Samsung Galaxy S3(Android 4.0 Ice cream Sand-witch, 4.8" AmoLED screen)
4. HTC 8X(Windows Phone 8, 4.3" LCD, 8MP rear and 2.1MP front cam, LED flash, 16GB inbuilt memory)
5. Nokia Lumia 920(Windows Phone 8, 1.5GHz dual core Qualcomm Krait, Qualcomm Adreno 225 GPU, 4.5" IPS TFT LCD, 1GB RAM,32GB onboard memory, 4G network LTE, Bluetooth 4.0)