SG-Image

SG-Image AF 25mm F1.8

Name: SG-Image AF 25mm F1.8
Brand: SG-Image
SKU: sgimage-af-25mm-f18-aps-c-mirrorless-lens-x

$125 approx.

sg-image.com|May 9, 2026

Market price for reference only. Actual prices may vary significantly due to retailer, promotions, condition, and market dynamics — please do verify the exact price before purchasing.

SourceSG-Image official siteNot AI-generated

Optics

Focal Length	25mm
Equiv. Focal Length	38mm
Max Aperture	f/1.8
Min Aperture	f/16
Angle of View	58°
Aperture Blades	9
Lens Configuration	5 groups / 7 elements 3 HR

Build

Weight	145g
Dimensions	⌀67 × 32mm
Filter Size	52mm
Body Material	Metal

Autofocus

Autofocus	Yes
Min Focus Distance	30cm

Stabilization

OIS

Features

Weather Resistant	No
Aperture Ring	No

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Other lenses at this focal length

26 primes at 23–27mm

Lens	Aperture	Weight	Focus	WR	Price
This lensSG-ImageAF 25mm F1.8	f/1.8	145g	AF	No	$125 approx.
Compared with this lens
Viltrox · AirAF 25mm F1.7 Air	f/1.7Same	170g25g heavier	AF	No	$176 approx.
7ArtisansAF 25mm F1.8 LITE	f/1.8Same	183g38g heavier	AF	No	$125 approx.
Fujifilm · XFXF 27mm F2.8	f/2.81⅓ stops slower	78g67g lighter	AF	No	$394 approx.Used
Fujifilm · XFXF 27mm F2.8 R WR	f/2.81⅓ stops slower	84g61g lighter	AF	Yes	$450 approx.
TTArtisanAF 27mm F2.8	f/2.81⅓ stops slower	88–100g51g lighter	AF	No	$160 approx.
7ArtisansAF 27mm F2.8	f/2.81⅓ stops slower	144gSimilar	AF	No	$103 approx.
Viltrox · ProAF 27mm F1.2 Pro	f/1.21⅓ stops faster	560g415g heavier	AF	Partial	$578 approx.
Fujifilm · XFXF 23mm F2.8 R WR	f/2.81⅓ stops slower	90g55g lighter	AF	Yes	$500 approx.
Fujifilm · XFXF 23mm F2 R WR	f/2⅓ stop slower	180g35g heavier	AF	Yes	$500 approx.
TTArtisanAF 23mm F1.8	f/1.8Same	210g65g heavier	AF	No	$127 approx.
ViltroxAF 23mm F1.4	f/1.4⅔ stop faster	260g115g heavier	AF	No	$239 approx.
Meike23mm F1.4 STM	f/1.4⅔ stop faster	299g154g heavier	AF	No	Price N/A
Fujifilm · XFXF 23mm F1.4 R	f/1.4⅔ stop faster	300g155g heavier	AF	No	$900 approx.
Sigma · Contemporary23mm F1.4 DC DN \| Contemporary	f/1.4⅔ stop faster	335g190g heavier	AF	No	$659 approx.
Fujifilm · XFXF 23mm F1.4 R LM WR	f/1.4⅔ stop faster	375g230g heavier	AF	Yes	$1,050 approx.
Sirui · Sniper23mm F1.2	f/1.21⅓ stops faster	380g235g heavier	AF	No	$279 approx.
7ArtisansMF 25mm F1.8	f/1.8Same	143gSimilar	MF	No	$53 approx.Used
TTArtisanAPS-C 25mm F2	f/2⅓ stop slower	166–189g33g heavier	MF	No	$64 approx.
SG-ImageMF 25mm F1.8	f/1.8Same	186g41g heavier	MF	No	$78 approx.
Brightin StarMF 25mm F1.8	f/1.8Same	192g47g heavier	MF	No	Price N/A
Laowa · ArgusCF Argus 25mm F0.95 APO	f/0.952 stops faster	575g430g heavier	MF	No	$549 approx.
7Artisans25mm F0.95	f/0.952 stops faster	582g437g heavier	MF	No	$179 approx.
SG-Image24mm F6.3	f/6.33⅔ stops slower	74g71g lighter	MF	No	$76 approx.
Voigtländer · Ultron27mm F2.0 Ultron	f/2⅓ stop slower	120g25g lighter	MF	No	$500 approx.Used
Voigtländer · NoktonNokton 23mm F1.2 aspherical	f/1.21⅓ stops faster	214g69g heavier	MF	No	$619 approx.Used
TTArtisanAPS-C 23mm F1.4	f/1.4⅔ stop faster	222–250g91g heavier	MF	No	$114 approx.