Although 'pay more, get more' is a general term which can be used to describe goods and commodities, I think it would be an appropriate translation here as well.

Quality should be considered as "an essential and distinguishing attribute of something or someone"

http://www.google.com/search?hl=en&q="quality costs more but...

Miele Red Star Bagged Canister Vacuum Review at Epinions.com
Miele, quality costs more but is worth it Feb 22 '05 Product Rating: 5.0. Ease of Use:. Durability:. Ease of Cleaning:. Style:. Pros ...
www.epinions.com/content_174305087108

Elite Bathrooms - The Elite Approach Quality costs more but is worth it in the long run. Specialist suppliers are your best bet. For the area space it is the most expensive room in the house to ...
www.elitebathrooms.co.nz/elite approach.htm

Poll: GSR25 or ESR750 - Goped Nation Community Dont get me wrong, I know quality costs more but is worth it. I was only going by the press release with the MSRP. I'm sure dealers will have it for less. ...
www.gopednation.com/forum//showthread.php?t=130960

Miele, quality costs more but is worth it. Pros: Good looking, quiet, powerful, versatile, well engineered Cons: Pricey but you get what you pay for in this ...
www.newbie.org/xPR-Miele-Red-Star~RD-174305087108

da olabilir,ucuz etin yahnisi gibi

:)

What I think fit best is this phrase.