Pentax Optio RZ10 Review - Test Shots – ISO Performance Review

”Over the next few pages we show a range of test shots. On this page the full size image at the minimum and maximum ISO settings have been reduced to let you see the full image, and a series of full resolution crops have taken from original images at a range of ISO settings to show the overall image quality. These pictures were taken indoors using shaded natural light. ”


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This is the full frame at minimum ISO.


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Even at 80 ISO there is some mottling in the darker green areas.


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Much the same result at 100 ISO.


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At 200 ISO noise is beginning to creep into the lighter areas.


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Noise has reduced fine detail at 400 ISO.


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At 800 ISO the picture quality is really suffering, with big blotches and little fine detail.


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Almost all fine detail has been obsucred at 1600 ISO.


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3200 ISO is available at 5MP resolution.


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So is 6400 ISO, but the quality is terrible.


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This is the full frame at 6400 ISO.


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