You asked:

is george w bush taller than britney spears

Yes. George W. Bush is taller than Britney Spears. George W. Bush is 5 feet and 11 inches and Britney Spears is 5 feet and 4 inches.
George W. Bush
George W. Bush
George W. Bush

Britney Spears
Britney Spears
Britney Spears