lets start:
The Form Factor-
The dimension of the Samsung Galaxy S2 is 125.3*66.1*8.49 mm and the weight is around 117 gram whereas the dimension of Apple iPhone 4 is 115.2* 58.7*9.3 mm and the weight is around 137 gram. As you can see, Samsung Galaxy S2 has better display resolution as compare to Apple iPhone 4. It is 8.49 mm thin and the one of the world thinnest mobile phone. so, the Samsung Galaxy S2 is clear winner in this round.
The Storage-
The internal memory of the Samsung Galaxy S2 is 16/32 GB which is a lot of space for data storage. There is a micro SD card slot which can extended up to 32 GB. The internal memory of the iPhone 4 is 16/32 GB which is enough for data storage but there is no micro SD card slot.
Both the mobile phone offers the same amount of storage. The only difference is iPhone does not support micro SD Card slot and Samsung Galaxy S2 supports micro SD card slot. So, you can store twice the data on it, again Samsung Galaxy S2 take the cake.
The Battery Life-
Samsung Galaxy S2 supports 1650 mAh battery life while iPhone 4 offers 1420 mAh battery life and you can view 10h video.
You can see that Samsung comes with better battery life than iPhone 4. The Galaxy S2 features a dual screen and a larger screen as well and the super Amoled plus screen is incredibly power efficient.
The Display-
Samsung Galaxy S2 is packed with 4.27 inch super Amoled display with the display resolution of 800*480 pixel. At the other hand, Apple iPhone 4 features 3.5 inch LCD with IPS and the display resolution is set to be 960*640 pixel.
The key feature of the Samsung Galaxy S2 is its super Amoled display which is amazing. The screen offers a wider color gamut, superior contrast, sharper edge, much
better outdoor visibility and lower power consumption than other mobile phone's screen. At last, it is better as compare to retina display of the iPhone 4.
The Performance-
Samsung Galaxy S2 has dual core 1 GHz Tegra 2 processor with built in 1 GB of RAM and also 1.2 GHz dual core Exynos chip with built in 1 GB of RAM whereas the Apple iPhone 4 comes with Apple A4 chipset with built in 512 MB of RAM.
It seems that the Galaxy S2 has two renditions of the phone itself very soon. The processor of the mobile phone is very fast and the added core is built for multi-tasking. We are very much sure about one thing and that is Galaxy has edge in that department over the iPhone.
The Camera-
The Samsung Galaxy S2 also features 8 megapixel front facing camera which can capture special moment. There is 2 megapixel front facing camera which is capable of recording 1080p HD videos. The Apple iPhone 4 offers 5 megapixel rear facing camera which is very impressive. The mobile phone also offers secondary VGA camera with 720p video recording capabilities.
Samsung worked really hard in designing and developing the Samsung Galaxy S2. The Galaxy S2 features 8 megapixel camera which comes with LED Flash. This camera can capture full HD videos at 30@fps while the iPhone 4 only capture 720p videos. so again the Samsung Galaxy S2 take the cake in this field.
The Connectivity-
Samsung Galaxy S2 also supports another interesting features such as Wi-Fi, NFC, 4G, Bluetooth 3.0, DLNA, Wi-Fi tethering and the Apple iPhone 4 supports Wi-Fi, Bluetooth 2.1, 3G
The Galaxy S2 supports a true connectivity in every way you can think of. It supports the latest version of the Bluetooth which is designed to cut down the hassle of handshake initiations. This mobile phone also features Samsung DLNA system called 'all share' which comes in every handy and with the help of this you can view HD content wirelessly from your phone on to a big screen.
You can also go to the video link-
