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Expert Pick #10
Sony FE 20mm f/1.8 G.
Sony's ultra-wide prime for vlogging, astro, and tight-interior real estate. Pancake-light with a control ring and clickable aperture.
The Verdict.
8.0/ 10
Gavler Meta-Score
“The complete E-mount ultra-wide: corner-to-corner sharp even at f/1.8, near-flawless coma for Milky Way work, fast quiet dual-linear-motor AF, and a de-clickable aperture ring — all in a 373g body built for gimbals and vlogging. The one real asterisk is heavy focus breathing that videographers should note (in-body compensation crops it out), plus some infinity vignetting; short of those, it's the ultra-wide to beat under $1,000.”
The Gavler Verdict
Where to Buy.
Prices checked regularly
Best price$898
90-day price history
Price History
Steady at $898 for the entire 90-day tracking window — no increases, no discounts, across 67 tracked days.
Tracked daily across retailers. Vote Want itabove and we’ll alert you the moment the price drops.
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Precision Engineering
Sharp Corner-to-Corner at f/1.8
Digital Camera World measured "astonishing levels of sharpness... into the extreme corners" wide open; 14 elements in 12 groups (2 advanced aspherical, 3 ED).
Near-Zero Coma for Astro
Photography Life recorded "hardly any coma at f/1.8 and none at f/2.8" — built for Milky Way work — with fast, near-silent dual XD linear-motor AF.
De-Clickable Ring, 373g Body
Clicked 1/3-stop aperture ring de-clicks for stepless video; the lightest f/1.8 ultra-wide on E-mount, weather-sealed with a fluorine front element.
Technical Specifications
Focal Length20mm
Max Aperturef/1.8
Optical Design14 elements / 12 groups (2 AA, 3 ED)
Aperture Blades9 (rounded)
Filter Thread67mm
Min. Focus Distance0.19 m AF / 0.18 m MF (0.20x / 0.22x)
Aperture RingClicked, de-clickable
AutofocusDual XD linear motors
Weather SealingYes (+ fluorine front element)
Weight373 g
MountSony E (full-frame)
The Scoreboard
Expert Consensus89%
Community Rating90%
Expert consensus (89) sits just under the community score (90): reviewers (Digital Camera World, Photography Life) uniformly praise the class-leading cross-frame sharpness, minimal coma for astro, and compact sealed handling with a de-click aperture ring. The recurring caveats are pronounced focus breathing (a videographer concern, mitigated by in-body compensation), vignetting at infinity, and flare at narrow apertures — with price the only value gripe.
Cast Your Vote
Do you think Sony FE 20mm f/1.8 G deserves the #10 spot in Best Wide-Angle Prime Lenses?
Global Critique
“It delivers astonishing levels of sharpness right across the whole image frame and into the extreme corners, which is a real challenge for such a wide-angle lens.”
Digital Camera World
“This is excellent performance with hardly any coma at f/1.8 and none at f/2.8! ... It was built for this kind of thing.”
Photography Life
“There is, however, one issue worth noting with the Sony FE 20mm f/1.8 G's focusing performance: a high level of focus breathing.”
Photography Life
“There's a handy aperture ring that operates with one-third f-stop click steps for shooting stills - and it benefits from a simple de-click switch to enable smooth, stepless adjustments when shooting movies.”
Digital Camera World
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