[johnlauthegreat]

500D
using tarmon 17-50 2.8 (non VC)
buy sigma 17-70mm 2.8-4 OS HSM or not? for the 20mm more, OS and HSM

[Xplore]

Save yr money la

[bye2]

depends... a matter of choice... and your usage.

if u wanna constant max aperture, the answer is obvious, right?
OS is nice to have, including the 50-70mm range... a matter of trade-off anyway...

[cy001]

Save yr money and buy EFS-17-55 f2.8 IS USM later.

[johnlauthegreat]

but which one make a sharper image?