Day by day the definition of a perfect mobile phone is getting a change. In such a crucial time most of the people want such a handset by which they can do all of their personal as well as professional tasks. Nokia N900 and Sony Ericsson Satio (Idou) are the handsets that are perfectly suitable to fit into this scenario.

Nokia N900 is an astonishing touchscreen phone from Nokia's N-series range running on Maemo 5 Operating System. It is loaded with full slide out QWERTY keyboard and comes with 3.5 inches TFT resistive touchscreen supporting 16 Million colors and 480 by 800 pixels screen resolution. It weighs hefty 181 grams and casing dimensions are 110.9 x 59.8 x 18 mm. For supporting the screen, accelerometer sensor for auto-rotate and proximity sensor for auto turn-off have been given. It provides 5 MP camera with Carl Zeiss™ Lens and other features. Here inbuilt memory is 32 GB which can be expanded by another 16 GB using microSD card.

Sony Ericsson Satio operated on Symbian OS series 60 with 5th edition, is a camera focused phone and it also supplies same size touchscreen display but the screen resolution is 640 x 360 Pixels here and also has accelerometer sensor for auto-rotate but here you will not find QWERTY keyboard. It is lightweight phone than its rival as it is only 126 grams and measurements of the casing are 111 x 54 x 15 mm. This is an ideal choice for photography lovers as is embedded with 12.1 MP killing camera with Dedicated Camera Key, Digital Zoom, Auto Focus, Xenon Flash, Geo Tagging, Face & Smile Detection and much more. 128 MB internal memory, 8GB included and up to 32GB is expandable.

Both of the devices are having 3G HSDPA, HSUPA, WLAN Wi-Fi, HSCSD, GPRS, EDGE, Bluetooth® with A2DP and Micro USB for data transferring & connectivity as well as video call camera and document viewer but Sony Ericsson Satio also has document editor as well. There are also GPS feature with A-GPS support in both of the phones but in Nokia N900 it comes along with Ovi Maps while in Sony Ericsson Satio comes with Google Maps which keeps track of all your locations and helps to find your destination. SMS, MMS, Instant Messaging can be send through both of these contenders but Nokia N900 also supports Push Email (SMTP, IMAP4 & POP3), Email with Attachments while Sony Ericsson Satio supports only Email with Predictive Text Input. You will find WAP/HTML browser RSS Feeds on both of the phones but Nokia N900 also possesses Maemo Browser and XHTML extra.