What is the Difference Between Samsung Galaxy S2 and S3?

The Samsung Galaxy S2 and S3 are two smartphones from Samsung's popular Galaxy series. Here are some key differences between the two devices:

• Dimensions and Weight: The Galaxy S3 is larger and slightly heavier than the Galaxy S2. It measures 136.6 x 70.6 x 8.6mm and weighs 133g, while the Galaxy S2 measures 125.3 x 66.1 x 8mm and weighs 116g.
• Display: Both phones have a 4.8-inch OLED/AMOLED display, but the Galaxy S3 has a higher resolution of 720 x 1280px and 306ppi, compared to the Galaxy S2's 480 x 800px and 218ppi.
• Processor and RAM: The Galaxy S2 has a 1.2GHz dual-core processor and 1GB of RAM, while the Galaxy S3 has a 1.4GHz quad-core processor and 2GB of RAM, providing improved performance.
• Battery: The Galaxy S3 has a larger battery capacity of 2100mAh, compared to the Galaxy S2's 1650mAh battery.
• Camera: Both phones have an 8MP rear camera with autofocus, LED flash, and 1080p video capture. However, the Galaxy S3 has a 1.9MP front camera, while the Galaxy S2 has a 2MP front camera.
• Software: The Galaxy S2 runs on Android 2.3.4 (Gingerbread) with TouchWiz 4.0 UI overlay, and it is upgradeable to Android 4.x. The Galaxy S3 comes with Android 4.0.4 (Ice Cream Sandwich) by default, which is also upgradeable to newer Android versions.

In summary, the Samsung Galaxy S3 offers improvements in terms of dimensions, weight, display, processing power, RAM, battery capacity, and camera compared to the Galaxy S2. However, both phones have similar rear cameras and run on Android with Samsung's TouchWiz UI overlay.

Comparative Table: Samsung Galaxy S2 vs S3

Here is a table comparing the differences between the Samsung Galaxy S2 and S3:

Please note that the search results provided mostly compare the Samsung Galaxy Tab S2 and S3, which are tablets, not smartphones. The information provided above is based on the available search results, which primarily focus on the Tab series.