Android v2.3 OS (Gingerbread) based Nexus S is the successor of Nexus One (HTC Passion) which was released on Jan 5 earlier this year. The Nexus S is coming with most advanced hardware, sporting a 4-inch Super AMOLED display (235 ppi, Capacitive touch sensor and Anti-fingerprint display coating).
The display is also curved (what Google and Samsung is calling a “Contour Display) to fit comfortably next to your face. The Nexus S is powered by a 1GHz Cortex A8 processor (Hummingbird) and comes with 16GB of on-board flash memory. It has a 5 Mega pixel auto focus camera with flash as well as a front-facing VGA camera for video calls.
Other fine adjustments of Nexus S are HSDPA upto 7.2Mbps, HSUPA upto 5.76Mbps, Wifi, WiFi hotspot upto 6 devices, Bluetooh 2.1+ EDR, GPS, 3.5mm headset jack and microUSB along with complete and latest Android support. Interestingly Nexus S will support NFC (near field communication).