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| Price | $263 at 1 store | $252 at 1 store | $335 at 1 store | $99 to $649 at 4 stores | $299 to $329 at 4 stores |
| CNET editors' rating | | 4.0 stars Excellent | 4.0 stars Excellent | | 4.0 stars Excellent |
| Average user rating | 3.5 stars out of 49 reviews | 4.0 stars out of 54 reviews | 4.0 stars out of 31 reviews | 4.5 stars out of 67 reviews | 5.0 stars out of 1 review |
| Release date | October 02, 2011 | October 31, 2011 | October 12, 2011 | April 19, 2013 | August 22, 2012 |
| The Bottom Line | With its dual-core processor, vibrant display, and great performance, the sleek and powerful Samsung Galaxy S II rises as AT&T's top Android smartphone. | If you live in an area that gets AT&T's LTE network, we highly recommend the powerful and beautiful Samsung Galaxy S II Skyrocket. | The Samsung Galaxy S II ranks as one of T-Mobile's most powerful and feature-rich Android smartphones, but it's somewhat pricey. | A few quibbles notwithstanding, the powerhouse HTC One is a beautifully crafted, near-ideal smartphone. | Despite its age, the Samsung Galaxy S II 4G offers solid performance, a vibrant screen, and a great multimedia experience, which makes it the top dog on Boost Mobile. | Basic specs |
| Features | See What's the Same or What's different | ||||
| Cellular technology | GSM / 3G | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | Info unavailable | Info unavailable |
| Weight | 4.13 oz | 4.65 oz | 4.8 oz | 5.04 oz | Info unavailable |
| Service & support details type | Info unavailable | Limited warranty | Info unavailable | Info unavailable | Info unavailable |
| Talk time | Up to 180 min | Up to 420 min | Up to 240 min | Info unavailable | Info unavailable |
| Wireless Interface | Bluetooth 3.0 | LTE IEEE 802.11 Bluetooth | IEEE 802.11 Bluetooth | Info unavailable | Info unavailable |
| Service Provider | AT&T | AT&T | T-Mobile | Info unavailable | Boost Mobile |
| Band / mode | GSM 850/900/1800/1900 (Quadband) / 3G 850/1900/2100 (Tri-band) | WCDMA (UMTS) / GSM 850/900/1800/1900 | WCDMA (UMTS) / GSM 850/900/1800/1900 | Info unavailable | Info unavailable |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
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