Sigma 20mm F2 DG DN Review

June 15, 2022 | Mark Goldstein | Rating star Rating star Rating star Rating star

Review Roundup

Reviews of the Sigma 20mm F2 DG DN from around the web. »

The latest in Sigma’s growing range of ‘I-series’ prime lenses for Sony E and Leica L mount mirrorless cameras, this is a typically compact and lightweight lens, despite featuring a robust, full-metal construction and a high-quality optical path. It combines intuitive handling with fast autofocus and impressive image quality, making it an ideal ultra-wide-angle lens for architectural interiors, sweeping landscapes, astrophotography and more besides.
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The Sigma 20mm F2 DG DN is an interesting addition to Sigma iSeries lineup. I loved the 24mm F2 from the series and felt it had few flaws, but that’s less true here. The i20 is a combination of excellent performance in some metrics and serious optical compromises in others. While I am impressed that Sigma has managed to keep a lens with this focal length and this aperture value nice and compact, I can’t help but note that Sony already did something similar (and with a slightly larger aperture).
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The Sigma 20mm f2 DG DN is a compact and relatively affordable wide angle lens for anyone who desires broader coverage than a 24 without breaking the bank. The expansive field of view is ideal for landscapes, astro, architecture, and interiors, and it’s also great for video whether you’re in front or behind the camera.
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