Manfrotto 3021 Tripod Legs Which Tripod To Get The Bogen Manfrotto 3011 (B)N Or 3021 (B)N?

Which tripod to get the Bogen Manfrotto 3011 (B)N or 3021 (B)N? - manfrotto 3021 tripod legs

I want to be able to use separate legs at different angles, but the 3011 (b) n not .. Is it really important? Should I spend the extra $ 50 (3021), so you can spread your legs at different angles, in addition to a height of at least 3''?
I like the fact that 3011 and 3021 supported £ 13.2. I have a Nikon D70 kit with lens and flash SB600 and I may have a different lens soon be buying, but some ideas would be very grateful to factor in the stand ...