Some guys said the Low ISO is better on K-7 but obviously 1600+ Iso is better on K-X.
On Mon, Feb 15, 2010 at 9:29 PM, P N Stenquist <[email protected]> wrote: > > On Feb 15, 2010, at 3:11 PM, Adam Maas wrote: > >> On Mon, Feb 15, 2010 at 2:35 PM, Dario Bonazza >> <[email protected]> wrote: >>> >>> Adam Maas wrote: >>> >>> >>> I wouldn't expect the K-X sensor in an updated K-7. However there is a >>> 14MP version of the sensor with similar high ISO performance and >>> capable of 7fps, THAT's what I'd like to see in an updated K-7 (it's >>> currently used in Sony's A450 and A550, the K-X shares a sensor with >>> the A500). >>> >>> >>> My reply: >>> >>> I know that, as I've tested the Sony A550 last December. Yes, very good >>> high-ISO performance, but not up to the K-x. >>> So I'd like the Sony 12 MP sensor better, but the Sony 14.6 MP variation >>> is >>> quite acceptable too. >>> >>> Dario >>> >> >> But the A550 and A500 perform nearly identically from everything I've >> seen and the A500 uses the K-X sensor, so I'd expect the A550 sensor >> to perform similarly to the K-X sensor when matched with Pentax's >> processing chain. The K-X's advantage over the A550 is primarily >> because Sony still hasn't figured out NR in the processing engine. > > Which makes me wonder if the Kx reduces noise at the expense of detail. It > would be interesting to see a comparison of resolving power between the K7 > and the Kx at ISO 800. > Paul > >> >> -Adam >> >> -- >> M. Adam Maas >> http://www.mawz.ca >> Explorations of the City Around Us. >> >> -- >> PDML Pentax-Discuss Mail List >> [email protected] >> http://pdml.net/mailman/listinfo/pdml_pdml.net >> to UNSUBSCRIBE from the PDML, please visit the link directly above and >> follow the directions. > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and > follow the directions. > -- Thibault Massart aka Thibouille/Thibs ---------------------- Photo: K-7, Sigma 28/1.8 macro, FA50/1.4, DA40Ltd, K30/2.8, DA16-45, DA50-135, DA50-200, 360FGZ ... Laptop: Macbook 13" Unibody SnowLeo/Win7 Programing: Delphi 2009 -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.

