The crf 150 expert?

is the crf 150 expert really a great bike like every1 has said .i want this bike so bad . is it raw power . does it run good and how fast does it go . is it good supspension for doubles and triples. and does it sound like a 250f or a 450f cause i love the sound of the 450f's it makes me get the chiles . im just askin all these qts cause im wanting to see the reveiws b4 i get it.