Sony QX30 review

30x optical zoom for your phone... well, sort of

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Sony Cyber-shot QX30
The QX30 attaches to a clip which you adjust to fit your smartphone.

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As part of our image quality testing for the Cyber-shot QX30, we've shot our resolution chart.

If you view our crops of the resolution chart's central section at 100% (or Actual Pixels) you will see that, for example, at ISO 100 the Cyber-shot QX30 is capable of resolving up to around 20 (line widths per picture height x100) in its highest quality JPEG files.

For a full explanation of what our resolution charts mean, and how to read them, check out our full explanation of our camera testing resolution charts.

Examining images of the chart taken at each sensitivity setting reveals the following resolution scores in line widths per picture height x100:

Sony Cyber-shot QX30

Full ISO 100 image. See 100% crops below:

Sony Cyber-shot QX30

ISO 80. Score: 20. Click here for full resolution image.

Sony Cyber-shot QX30

ISO 100. Score: 20. Click here for full resolution image.

Sony Cyber-shot QX30

ISO 200. Score: 18. Click here for full resolution image.

Sony Cyber-shot QX30

ISO 400. Score: 16. Click here for full resolution image.

Sony Cyber-shot QX30

ISO 800. Score: 16. Click here for full resolution image.

Sony Cyber-shot QX30

ISO 1600. Score: 12. Click here for full resolution image.

Sony Cyber-shot QX30

ISO 3200. Score: 12. Click here for full resolution image.

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Amy Davies
Amy Davies

Amy has been writing about cameras, photography and associated tech since 2009. Amy was once part of the photography testing team for Future Publishing working across TechRadar, Digital Camera, PhotoPlus, N Photo and Photography Week. For her photography, she has won awards and has been exhibited. She often partakes in unusual projects - including one intense year where she used a different camera every single day. Amy is currently the Features Editor at Amateur Photographer magazine, and in her increasingly little spare time works across a number of high-profile publications including Wired, Stuff, Digital Camera World, Expert Reviews, and just a little off-tangent, PetsRadar.