Casio Exilim EX-Z1 - Test Shots - ISO Performance

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.

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This is the full frame at 64 ISO.

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At 64 ISO the image quality is good, although a little over-sharpened.

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Tones are still relatively smooth at 100 ISO, with plenty of detail.

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Noise is beginning to creep into the darker areas at 200 ISO, and the green channel is looking a bit flaky.

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Slightly worse at 400 ISO, with noise and colour distortion visible.

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Noise is progrssively worse at 800 ISO.

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1600 ISO is the maximum setting for normal use.

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This is the full frame at 1600 ISO.

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