Sony Alpha A7 review

An affordable full-frame CSC

Why you can trust TechRadar We spend hours testing every product or service we review, so you can be sure you’re buying the best. Find out more about how we test.

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:

JPEG

ISO 100

Full ISO 100 image, see the cropped (100%) versions below.

ISO 100 crop

ISO 100, score: 28 (Click here to view the full resolution image)

ISO 200

ISO 200, score: 28 (Click here to view the full resolution image)

ISO 400

ISO 400, score: 28 (Click here to view the full resolution image)

ISO 800

ISO 800, score: 28 (Click here to view the full resolution image)

ISO 1600 crop

ISO 1600, score: 28 (Click here to view the full resolution image)

ISO 3200

ISO 3200, score: 28 (Click here to view the full resolution image)

ISO 6400

ISO 6400, score: 26 (Click here to view the full resolution image)

ISO 12800

ISO 12800, score: 24 (Click here to view the full resolution image)

ISO 25600

ISO 25600, score: 18 (Click here to view the full resolution image)

RAW

ISO 100

ISO 100, score: 28 (Click here to view the full resolution image)

IS0 200

ISO 200, score: 26 (Click here to view the full resolution image)

ISO 400

ISO 400, score: 26 (Click here to view the full resolution image)

ISO 800

ISO 800, score: 26 (Click here to view the full resolution image)

ISO 1600

ISO 1600, score: 24 (Click here to view the full resolution image)

ISO 3200

ISO 3200, score: 24 (Click here to view the full resolution image)

ISO 6400

ISO 6400, score: 24 (Click here to view the full resolution image)

ISO 12800

ISO 12800, score: 22 (Click here to view the full resolution image)

ISO 25600

ISO 25600, score: 22 (Click here to view the full resolution image)

TOPICS
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.