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Video: Is an F2.8 zoom lens always better than a similar F4 lens?

Video: Is an F2.8 zoom lens always better than a similar F4 lens?

Imaging Recource Brands
As I work on my review of Sony's 24-105mm F4 G OSS lens, I have found myself coming up against an important question, is an F2.8 zoom lens really better than an F4 zoom lens? And if so, how? The immediate and obvious difference is that an F2.8 lens has a one-stop faster max aperture, which benefits astrophotography and portraiture, among other situations. But what about landscape photography, my preferred type of photography? Ignoring night sky photography for now, is it possible to tell the difference between an F2.8 and F4 zoom...
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