Sony FE 20mm f/1.8 G Lens
Model: SEL20F18G


- You name the price you want to pay for a product.
- If the retailer likes your offer, you get that price for the product.
- Guaranteed Brand New Products
- All Products Sold by Manufacturer Authorized Retailers
- 30 Day Return Policy
-
Free Shipping
No Additional Fees
Packaging Info
Box Dimensions (LxWxH) | 8 x 5 x 5" |
General Information
Maximum Aperture | f/1.8 |
Minimum Aperture | f/22 |
Lens Mount | Sony E |
Format Compatibility | Full-Frame |
Angle of View | 94° |
Minimum Focus Distance | 7.09" / 18 cm |
Maximum Magnification | 0.2x |
Focal Length | 20mm |
Diaphragm Blades | 9, Rounded |
Focus Type | Autofocus |
Image Stabilization | No |
Filter Size | 67 mm (Front) |
Dimensions (ø x L) | 2.89 x 3.33" / 73.5 x 84.7 mm |
Weight | 13.16 oz / 373 g |
Optical Design | 14 Elements in 12 Groups |
![]() |
The Sony FE 20mm f1.8 G is an ultra-wide prime lens designed for Alpha mirrorless cameras and corrected for full-frame sensors. It delivers an ultra wide field-of-view that captures comfortably more than a 24mm, making it ideal for expansive landscapes, tight interiors, wide astro photography, as...
-
+
Minimal longitudinal colour aberrations and magenta haloing., Very good close-up performance once stopped down to f4.0, Minimal distortions (through lens profile)., Relatively small and light., Very high contrast and resistance against flare, glare, and ghosting.
-
-
Unexpected increase in vignetting between f2.8 and f4.0., Adobe software does not recognize the built-in Distortion Compensation.
![]() |
The Sony FE 20mm F1.8 G is a sharp, bright lens with a wide angle of view. It's a top-end performer and a fine addition to your camera kit.
-
+
Pricey., Shows some focus breathing.
-
-
Wide-angle view., Crisp, bright optics., Focuses close., Quick, quiet autofocus., Dust and splash resistant., Clickless or detent operation for aperture ring.
![]() |
Until now, the widest Sony prime for A7 and A9 series cameras was the FE 24mm f/1.4 G Master. And while excellent, it doesn’t go any wider than a 24-70mm zoom and is very pricey. The new Sony FE 20mm f/1.8 G boosts your viewing angle from 84° to a much wider 94° and, while it doesn’t have quite such...
-
+
Mighty viewing angle, Incredible image quality, Superb handling
-
-
Quite expensive to buy
![]() |
Aside from a small number of nit-picks (vignetting at narrow apertures, imperfect full-frame corners at f/1.8, and some wobble in the focus ring), this lens offers very little to complain about. The 20mm focal length is fun and useful.
Is this the fast wide-angle prime lens Sony users have been eagerly awaiting? Michael Topham paired it with the A7R IV to find out
![]() |
The Sony FE 20mm f/1.8 G is a superb addition to the Sony FE lineup that will appeal to a wide range of photographers, from landscape fans to wedding snappers. While it's expensive, this wide-angle prime justifies its price tag with its fast, quiet autofocus, compact design and impressive sharpness...
-
+
Compact size and lightweight, Three aperture control options, Excellent sharpness
-
-
Expensive, Not as fast as rivals
It might replace my GM 24/1.4 as a standard lens. Complement to the high resolution of A7R4
I've been shooting the 24mm F1.4 GM for few months and extremely impressed with the results this lens produces. however, I would prefer wider prime native lens, hence, the new 20mm F1.8 G.
- E-Mount Lens/Full-Frame Format
- Aperture Range: f/1.8 to f/22
- Two Aspherical Elements
- Three Extra-Low Dispersion Elements
- Nano AR Coating and Fluorine Coating
- Dual XD Linear Motor AF System
- Linear Manual Focus Response
- Focus Hold Button, Focus Mode Switch
- Dust and Moisture Resistant
- Rounded 9-Blade Diaphragm
Average Expert Score
Average User Score
- Sony FE 20mm f/1.8 G Lens
- Sony ALC-F67S 67mm Front Lens Cap
- Sony ALC-R1EM Rear Lens Cap
- ALC-SH162 Lens Hood
- Lens Case
- Limited 1-Year Warranty