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Samyang 20mm F1.8 ED AS UMC vs Fujifilm XF 23mm F1.4 R

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Samyang 20mm F1.8

Wideangle Prime | Fujifilm X

Samyang 20mm F1.8 ED AS UMC
CHECK PRICE

BUY from B&H PHOTO
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Fujifilm 23mm F1.4 R

Wideangle Prime | Fujifilm X

Fujifilm XF 23mm F1.4 R
CHECK PRICE

BUY from B&H PHOTO

Samyang 20mm F1.8 vs Fujifilm 23mm F1.4 R Comparison Overview

In this review, we will be comparing Samyang 20mm F1.8 and Fujifilm 23mm F1.4 R, two Wideangle Prime lenses from Samyang and Fujifilm.

We will start with briefly looking and the main specs of these two lenses and in the section, we will start analyzing in more detail and list the pros and cons of each lenses.

Samyang 20mm F1.8 Key Specs

  • 20mm Focal Range
  • F1.8 Max Aperture
  • Filter Thread: 77mm
  • Max Format: 35mm FF
  • Fujifilm X Mount
  • Weight: 497g.
  • Diameter: 83mm
  • Length: 88mm
  • Min Focus Distance:0.2m

Fujifilm 23mm F1.4 R Key Specs

  • 23mm Focal Range
  • F1.4 Max Aperture
  • Filter Thread: 62mm
  • Max Format: APS-C / DX
  • Fujifilm X Mount
  • Weight: 300g.
  • Diameter: 72mm
  • Length: 63mm
  • Min Focus Distance:0.28m
  • Max Magnification:0.1x

What type of photography are the Samyang 20mm F1.8 and Fujifilm 23mm F1.4 R lenses good for?

The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Samyang 20mm F1.8 and the Fujifilm 23mm F1.4 R for their suitability to various photography scenarios:

Photography Type Samyang 20mm F1.8 Fujifilm 23mm F1.4 R
Bird/WildlifePoorPoor
SportsPoorPoor
PortraitFairAverage
TravelAverageAverage
StreetExcellentExcellent
WeddingFairAverage
Walk AroundAverageAverage
VloggingVery GoodGood
LandscapeGoodVery Good

Fujifilm 23mm F1.4 R was replaced by Fujifilm XF 23mm F1.4 R LM WR. You may also be interested in these comparisons:
Fujifilm XF 23mm F1.4 R LM WR vs
Fujifilm XF 23mm F1.4 R LM WR vs

Size and Weight Comparison

Size of a lens is an important deciding factor when comparing two lenses.Samyang 20mm F1.8 is the longer of the two lenses at 88mm. The Fujifilm 23mm F1.4 R with a length of 63mm is 25mm shorter. Besides being longer, the Samyang 20mm F1.8 also has a larger diameter of 83mm compared to Fujifilm 23mm F1.4 R's 72mm diameter.

Weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Fujifilm 23mm F1.4 R weighs 300g, 39% (197g) lighter than the Samyang 20mm F1.8's weight of 497g.


Below you can find the dimension and weight table of the 'Wideangle Prime Lenses in Fujifilm X Mount for size comparison purposes.

Wideangle Prime Lenses in Fujifilm X Mount for Size Comparison
Model Length Diameter Weight Street Price
Fujifilm XF 23mm F1.4 R LM WR Lens Fujifilm XF 23mm F1.4 R LM WR
78mm
67mm 375g Amazon B&H Photo
Sigma 16mm F1.4 DC DN  Lens Sigma 16mm F1.4 DC DN X
92mm
72mm 405g Amazon B&H Photo
Fujifilm XF 23mm F2 R WR Lens Fujifilm 23mm F2 WR
52mm
60mm 180g Amazon B&H Photo
Fujifilm XF 27mm F2.8 R WR Lens Fujifilm XF 27mm F2.8 R WR
23mm
62mm 84g Amazon B&H Photo
Fujifilm XF 27mm F2.8 Lens Fujifilm 27mm F2.8
23mm
61mm 78g Amazon B&H Photo
Fujifilm XF 18mm F2 R Lens Fujifilm 18mm F2 R
41mm
65mm 116g Amazon B&H Photo
Fujifilm XF 16mm F1.4 R WR Lens Fujifilm XF 16mm F1.4 R WR
73mm
73mm 375g Amazon B&H Photo
Kamlan 28mm F1.4 Lens Kamlan 28mm F1.4
65mm
55mm 384g Amazon B&H Photo

Lens Mounts

Both Samyang 20mm F1.8 and Fujifilm 23mm F1.4 R has the same Fujifilm X lens mount. Some of the latest released cameras that are compatible with the Fujifilm X lenses are Fujifilm X-T5, Fujifilm X-H2 and Fujifilm X-H2S.

Samyang 20mm F1.8 is also available in Canon EF , Canon EF-M, Micro Four Thirds, Nikon F (FX), Pentax KAF, Samsung NX, Sony Alpha and Sony E mounts.

Focal Range

Samyang 20mm F1.8 is a prime lens with fixed focal lenght of 20mm. Fujifilm 23mm F1.4 R is a prime lens with fixed focal lenght of 23mm which has an effective (full-frame 35mm equivalent) focal range of 34.5mm when used on a APS-C / DX format camera.

Reasons to choose Samyang 20mm F1.8 ED AS UMC over Fujifilm XF 23mm F1.4 R

Focal Length - Wide 20mm vs 23mm 3mm Wider coverage
Max Sensor Coverage 35mm FF vs APS-C / DX covers larger sensors
Minimum Focus Distance 0.2m vs 0.28m can focus closer to the subject

Reasons to choose Fujifilm XF 23mm F1.4 R over Samyang 20mm F1.8 ED AS UMC

Focal Length - Tele 23mm vs 20mm 3mm more Tele coverage
Max Aperture - Wide 1.4 vs 1.8 Wider aperture at wide end
Max Aperture - Tele 1.4 vs 1.8 Wider aperture at tele end
Autofocus Yes vs No Easier, faster and more accurate focusing
Weight 300g vs 497g 197g lighter
Diameter 72mm vs 83mm 11mm smaller in diameter
Length 63mm vs 88mm 25mm shorter
Filter Thread 62mm vs 77mm Smaller filters are cheaper and easier to find
Max Magnification 0.1x vs x higher magnification better for close-up shots

Common Strengths of Samyang 20mm F1.8 ED AS UMC and Fujifilm XF 23mm F1.4 R
Internal Focusing Yes vs Yes Length of the lens doesn't change during focusing
Distance Scale Yes vs Yes Distance Scale to assist focusing
Aperture Ring Yes vs Yes able to adjust the aperture on the lens
Common Weaknesses of Samyang 20mm F1.8 ED AS UMC and Fujifilm XF 23mm F1.4 R
Image Stabilization No vs No Reliant on in-body Image Stabilization
Weather Sealing No vs No not safe under rain and dust



**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Samyang 20mm F1.8 vs Fujifilm 23mm F1.4 R Specs Table

Detailed comparison of specifications
General
Brand Samyang Fujifilm
Lens Type Prime Prime
Price CHECK PRICE CHECK PRICE
Lens Type Wideangle Prime Wideangle Prime
Lens Mount Fujifilm X Fujifilm X
Max Format 35mm FF APS-C / DX
Focal Range 20mm 23mm
Image Stabilization No
Colour Unknown Unknown
Zoom Method No Zoom No Zoom
Power Zoom No No
Zoom Lock No No
Zoom Ratio 1.0X 1.0X
Aperture
Max Aperture F1.8 F1.4
Min Aperture F22 F16.0
Aperture Ring Yes Yes
Diaphragm Blades 7 7
Optics
Optical Elements 13 11
Optical Groups 12 8
Focusing
Min Focus Distance 0.2m 0.28m
Max Magnification unknown 0.1X
Autofocus No Yes
AF Motor Type No AF Micromotor
Full Time Manual Yes No
Focus Method Internal Internal
Distance Scale Yes Yes
DoF Scale Unknown Yes
Distance Scale Yes Yes
Focus Distance Limiter Unknown Unknown
Physical Specs
Weight 497g 300g
Diameter 83mm 72mm
Length 88mm 63mm
Materials Unknown Unknown
Weather Sealing No Unknown
Filter Thread 77mm 62mm
Filter Notes - -
Hood Supplied Yes Unknown
Hood Code Unknown Unknown
Tripod Collar No No
Optional Accessories - -
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