The facelift version 2011 Nissan Rogue has appeared at the Annual International Z Car Convention in Nashville which started two days ago, and besides the mild exterior redesign the revised SUV also gets new interior upgrades.
So starting with the exterior the 2011 Nissan Rogue received a redesigned front bumper and grille, a new rear spoiler, new chrome side door guard molding trim accents, new
front and rear tire deflectors and a new chrome license plate finisher. At the interior the 2011 Nissan Rogue offers upgraded comfort plus audio and entertainment system enhancements.
The 2011 Nissan Rogue will be available in two trim levels: S and SV plus the S Krom edition that adds new 18 inch alloys wheels, a sport tuned exhaust system and a new under-body cover. 
The 2011 Nissan Rogue price was not announced yet, but we know that sales will begin in around two weeks.   
Nissan press release :
FRANKLIN, Tenn. (July 30, 2010) – Nissan North America, Inc. (NNA)
announced that it will unveil the new, redesigned 2011 Nissan Rogue
crossover SUV on Saturday, July 31st at the 23rd Annual International Z
Car Convention in Nashville. The popular Nissan Rogue gets an upgraded
look inside and out – including exterior, interior, comfort and
convenience, and audio and entertainment system enhancements. Model
names and options are also revised, helping keep Rogue fresh and
exciting for its active lifestyle buyers. The 2011 Rogue is now offered
in two trim levels, S and SV, along with the sporty Rogue S Krōm™
Edition. Rogue is scheduled to go on sale at Nissan dealers nationwide
beginning August 13th.
"It seems appropriate to debut the new Rogue among this important
gathering of Z enthusiasts, since Rogue shares many of the original Z’s
core values – exciting styling, excellent value and a fun-to-drive
spirit," said Al Castignetti, vice president and general manager, Nissan
Division, NNA. "The Rogue S Krōm™ Edition, with its more aggressive
styling, sport-tuned exhaust and 18-inch wheels and tires, also fits
right in among the many unique and modified Z cars appearing at the
convention."
Among the many enhancements for the fourth year of Rogue production is a
redesigned exterior featuring a new front fascia and grille, new front
and rear spoilers, new chrome side door guard molding trim accents, new
front and rear tire deflectors and a new chrome license plate finisher.
Also added for 2011 are new 18-inch aluminum-alloy wheels for the Rogue S
Krōm Edition and Rogue SL Package, new low rolling resistance tires
(available with the 17-inch aluminum-alloy wheels) and a new under-body
cover. Fuel economy has improved by 1 mpg for both Highway driving (FWD
models) and City (AWD models). The new EPA estimates are 22/28 mpg
City/Highway for Rogue FWD and 22/26 mpg City/Highway for Rogue AWD.

Source: Nissan