which way cheaper on lights?

[ReDDeviLs]

hi,i will be getting a T5 for my 5ft tank.

but i would like to ask,is it cheaper or better to get 3sets of 2ft t5 for my tank or is it more cheap to get 1set of 5ft? any1 have expereince or advise in this? i still dont know which brand to get as the brands introduced to me are far too expensive as yet.

[dr evil]

3 x 2ft T5 is not good enough for ur 5ft tank..........

for ur tank, u need atleast 4x5ft T5