The Samsung Galaxy S3's length from top to bottom is 5.38 inches (136.6 mm).
The Samsung Galaxy Blaze is only available on the T-Mobile network where as the S3 is available on various networks. The Blaze has Android 2.3 operating system but the S3 has the much later version 4.1. The S3 is a much better phone. It has a better camera with more features than the Blaze. The battery life is longer on the S3 and the screen is larger which allows you to view web pages and apps with ease. You get a lot more storage with the S3 than the Blaze as well as many more features.
Yes
To root a Galaxy S3, see the related link below.
No, the Galaxy S3 does not have a built in HDMI port.
No, The Galaxy S3 Does not have an HDMI port built in.
S3.
Nope! It's smaller than the S3.
I would get the Galaxy S3.
The Samsung Galaxy S3 was released on May 29, 2012.
Yes, the Samsung Galaxy S3 comes with a pre-installed texting app.
Yes, the Samsung Galaxy Ace is older than the Samsung Galaxy S3 Mini. The Galaxy Ace was released in January 2011, while the Galaxy S3 Mini was launched in October 2012. Thus, the Galaxy Ace predates the S3 Mini by nearly two years.