There were a couple of reviews, that more or less confirmed that the new 
II version was a much sharper lens corner to corner as well as in the 
center.  The difference even showed up in the web sized images.

Martin Trautmann wrote:
> Hi all,
>
> the 18-55 kit lens might lack some quality compared to other, much more 
> expensive lenses. But AFAIK it does perform surprisingly well for its price 
> or value (about $50 to $100?).
>
> How is the difference to its current successor?
>
> = 18-55mm
> = f 1:3.5-1:5.6
> - lenses 12 -> 11
> - groups 9 -> 8
> = distance 0.25 m
> = fmin 22-38
> = filter 52mm
> = length 67.5mm
> = diameter 68mm
> - weight 225 g -> 220 g
>
> Apart from the different label with an extra red "II" I do not see any 
> outside difference. Specs are almost identical, mainly one lens and one group 
> less, thus less weight and probably less manufacturing cost.
>
> Did they improve optical quality by omitting a lens? I guess it does improve 
> profit only. Are there any side-by-side comparisons?
>   


-- 
Vote for Cthulhu. Why settle for a lesser evil...
   -- Dr. Jerry Pournelle 


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