I use the Roland FP50... love it as my light, portable 88 key. From everything I've read... you would be happy with the FP90!!
_________________________
~Johnathan
"The Shueys"
www.shueymusic.com
Yamaha Genos - RCF M20x - RCF HD10A (Stereo) - Jupiter Pocket Trumpet - Sennheiser e935 - Neumann KMS-104 plus-N