Samsung Galaxy S II - After successfully removing the Galaxy Tab 10.1 tablets direct-selling 1200 units in 1 day promo, in July 2011 and then, Samsung has also released its latest smartphone, the Samsung Galaxy S II. It is among the foremost smartphone Samsung's product lineup because it brings many advantages. One example is on the side of the screen. Measuring 4.3 inches with a resolution of 480x800 pixels, the screen Galaxy S II uses technology plus super AMOLED color display that is claimed to be 20% better than previous AMOLED screen. Yummy, a better display of this accompanied by much less power consumption than regular AMOLED. The use of 2 core 1.2 GHz processor also became the highest at this time for a class of smartphones, ensuring apps / games 3D and full HD video run smoothly here.

Which is also cool, Samsung Galaxy S II appeared with a weight of only 116 grams and 0.85 cm thick, making it the thinnest smartphone ever. In order to look different, the Samsung Galaxy S II also includes apps Samsung mobile activity hubs that divides into 4 channels: a social hub, readers hub, hub games, and music hub. But while this music service hub is not yet available in Indonesia. You need more connectivity capabilities will be pleased with the Samsung Galaxy S II is doing direct wifi can connect your Samsung to a variety of wireless products (notebooks, printers, etc.) without requiring access points.

Furthermore, 4G connectivity is also available and technology Near Field Communication (NFC) device that can read information from objects embedded NFC chip. In Indonesia, the Galaxy S II sold for less than $ 6 million. Overseas, the Samsung Galaxy S II successfully sold 3 million units within 55 days, making it the fastest selling smartphone in the history of Samsung.

Blackberry Playbook has appeal as an alternative tablet computers. Unfortunately, this device requires that you have the handset as well. Something different it's going to stand out, especially when several similar devices are flooding the market. This is what happens in the world of tablet computers today. In the midst of hectic competition between android and the IOS tablet (iPad), blackberry comes with confidence brings its own operating system based on QNX. 

Operating system that has a playbook full name QNX neutrino 6.5 is actually quite unique. QNX operating system itself is designed in a modular fashion. So every function / service running on the module itself. The advantage is that if a crash in one module, other modules are not affected. So that system performance is maintained. Interestingly at the kernel level, which is used by QNX Playbook can also be found in a variety of devices owned by Cisco routers. But for the computer version of this tablet, QNX 6 have been adapted for use on a tablet computer.

Terms of use, the Blackberry playbook has interfaces (user interface) is quite pleasant. In the playbook, you will not find many physical buttons for controlling in general can be done with movement (gesture) on the screen. Such an approach is said to be attractive because it can be the first attraction for prospective users. Sometimes the first impression is one important element. Very easy to use. After running the application, you have several choices of action that can be done against the application.

With the swipe action from the edge of the screen left or right side, you can quickly switch between running applications. Meanwhile, if the swipe is done from below, the application will diminimize so that you can run other applications. To fully close an app, just swipe additional thumbnail window applications open upward. Almost everything done in this Blackberry playbook even take advantage of these gestures to activate the screen that measures 7 inches. In addition, although a 7-inch, screen resolution is good enough that is 1024 x 600, this resulted in the display looks sharp playbook.