The Samsung Galaxy S 4G is a 4G version of the Galaxy S smartphone released on the T-Mobile network. It runs Android 2.2.1 Froyo with an update to Android 2.3 Gingerbread. The Galaxy S 4G has many similar features to other US versions of the Galaxy S, including a Super AMOLED 4" screen with a 480x800 resolution. It weights 118 grams, as does the Samsung Captivate and Samsung Vibrant. The Galaxy S 4G has 1 GB of internal storage, which can be upgraded with a microSD card.
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