Samsung reported today that it has sold over 20 million Galaxy S II phones in 10 months (7 months faster than the Galaxy S model). The accumulated sales of the Galaxy S and SII models now surpasses 40 million (i.e. Samsung sold 20 million of each phone model). Just last month Samsung announced that is sold over 5 million SII phones in South Korea alone - and about 25% of South Koreans own this phone!.
Samsung's Galaxy S2 has a 4.3" WVGA Super AMOLED plus display, 1.2Ghz dual-core processor, NFC, Bluetooth 3 and HSPA+. It's only 8.49mm thick at its thinnest point.