Pentax Optio RS1000 - Test Shots – ISO Performance

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”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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At 100 ISO the image is relatively noise-free.


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Noise effects are more noticeable at 200 ISO.


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At 400 ISO the noise reduction has seriously reduced fine detail.


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Picture quality dives even further at 800 ISO.


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1600 ISO has almost no detail left.


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3200 ISO is available at 5MP.


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So is 6400, but I’ve seen better results from a cellphone.


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This is the full frame at maximum ISO.


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