the D5000's built in flash cant act as a CLS flash trigger so if you want to buy external flashes, the D5000 doesnt support wireless off camera flashing unless you buy a SB-800 or SB-900 as well as another offering.
Supports faster flash syncing in conjunction with an SB-600 or SB-900
It is missing the apeture dial and many shortcut buttons.
D90s work with AF lenses as well as AF-S
Supports faster flash syncing in conjunction with an SB-600 or SB-900
It is missing the apeture dial and many shortcut buttons.
D90s work with AF lenses as well as AF-S