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Sigma 18-50mm F2.8 — Review & Specs | Pricepect | Pricepect

Home Camera LensesSigma 18-50mm F2.8

Sigma 18-50mm F2.8 — image 1

Sigma

Sigma 18-50mm F2.8

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585965Black 4 years

Expert Review Analysis

The Sigma 18-50mm F2.8 DC DN Contemporary is a compact, lightweight standard zoom lens for APS‑C mirrorless cameras, offering a constant f/2.8 aperture across an 18‑50mm range. Its small size (≈62 mm diameter, 290 g) and close‑focus capability make it a versatile daily driver for travel, street, video and macro‑style shooting.

✓ Best for: APS‑C mirrorless users who prioritize portability and a fast constant f/2.8 aperture—ideal for beginners, travel photographers, vloggers, street shooters, and anyone needing close‑focus macro‑style capability in a lightweight package.✗ Not ideal for: Photographers who need an ultra‑wide 16 mm start, require built‑in image stabilization for handheld video, or demand flawless corner performance on high‑resolution (40 MP+) sensors; also less suited for full‑frame users needing full‑frame coverage.

Pros

✓Extremely compact and lightweight design (≈74.5mm length, 290g) delivering f/2.8 performance in a pocket‑sized package.
✓Constant f/2.8 maximum aperture across the entire 18‑50mm zoom range for consistent low‑light exposure.
✓

Price History

Current

$659.00

Average

$538.64

Lowest

$449.00

Highest

$749.00

Price trend (90d):+14.6%

Best Seller Rank History

Now#9Best#1Worst#26 +2

Lower = better sales rank

Specifications

Camera

Lens MountsL-Mount, Sony E, Fujifilm X, Canon RF

Format CoverageAPS-C

Focal Length18-50mm (35mm equiv. 27-75mm)

Aperture Rangef/2.8 - f/22

Angle of View76.5° - 31.7°

Design

Optical Construction13 elements / 10 groups (3 aspherical, 1 LD)

Diaphragm Blades7 (rounded)

Filter Size55mm mm

Dimensions (Diameter x Length)65.4mm x 74.5mm

Weight290g g

Features

Image StabilizationNo

Focus TypeAutofocus

Dust/Splash ProofYes

Lens HoodPetal-shaped bayonet hood supplied

Aberration CorrectionIn-camera aberration correction supported

General

BrandSigma

Model18-50mm F2.8 DC DN Contemporary

Release Date2021-10-28

Warranty4 years

Dimensions & Weight

Height2.5 inches

Width2.5 inches

Depth2.9 inches

Weight0.6393405598 pounds

Research Sources

sigma-global.com

bhphotovideo.com

bluewaterphotostore.com

dustinabbott.net

opticallimits.com

the-digital-picture.com

mikescamera.com

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User Reviews

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4.7

(1,566 reviews)

Close‑focusing capability with a minimum distance of 12.1 cm and 1:2.8 magnification for macro‑style shots.

✓Sharp image quality across the zoom range on 26‑MP APS‑C sensors, complemented by a pleasing 7‑blade rounded diaphragm.

✓Dust‑ and splash‑proof construction plus a supplied petal‑shaped bayonet hood for rugged outdoor use.

Cons

✗No optical image stabilization, limiting handheld video stability in low‑light situations.
✗Corner sharpness drops noticeably at 18 mm on high‑resolution (40 MP) sensors, reducing overall edge performance.
✗Slightly narrower wide‑end (18 mm) compared to competing f/2.8 zooms that start at 16 mm, affecting ultra‑wide coverage.
✗Autofocus can be noisy during video recording, which may be distracting for vloggers.
✗Mount‑specific weight variations mean some versions (e.g., Canon RF) feel heavier and less balanced.

From Expert Reviews

Praised by Experts

✓Revolutionary compact size (≈62 mm diameter, 290 g) praised as an “ultimate workhorse” by professional reviewers.
✓Consistently sharp optics delivering excellent image quality across the entire zoom range.
✓Bright constant f/2.8 aperture highlighted for low‑light photography and video work.
✓Close‑focus capability (12.1 cm minimum distance, 1:2.8 magnification) noted as a strong macro‑style feature.
✓High‑quality 7‑blade rounded diaphragm provides smooth, pleasing bokeh.

Criticized by Experts

✗Corner softness becomes evident at 18 mm on 40 MP sensors, reducing edge sharpness compared with premium natives.
✗Lack of built‑in image stabilization is cited as a drawback for handheld video applications.
✗The 18 mm wide‑end is slightly limited versus rivals that start at 16 mm, affecting landscape and architecture work.
✗Autofocus noise during video recording is mentioned as a disadvantage for quiet‑recording scenarios.
✗Weather‑sealing is limited to dust‑proofing; some reviewers expected more comprehensive protection.

From User Reviews

Users Love

✓Portability described as “pocketable with camera,” making it ideal for travel and everyday carry.
✓Sharpness praised for street and travel photography on everyday APS‑C bodies.
✓Value for money highlighted as a solid daily lens at an affordable price point.
✓Close‑up capability appreciated for product, food, and macro‑style photography.
✓Small size and light weight praised as a “perfect everyday zoom” by many users.

Users Complain About

✗Some users report distortion and flare at the edges of the frame, especially at the wide end.
✗Autofocus noise is noticeable during video recording, which can be distracting.
✗Absence of image stabilization makes handheld video challenging for many users.
✗Heavier versions (e.g., Canon RF) feel less balanced on certain camera bodies.
✗Corner softness on higher‑resolution sensors is a recurring complaint among detail‑oriented shooters.

Expert Opinion

Professional reviewers commend the Sigma 18‑50mm F2.8 DC DN for its revolutionary compactness, sharp optics and bright constant aperture, calling it an “ultimate workhorse” that delivers excellent image quality in a tiny package. They also note its strong close‑focus capability, but point out the lack of image stabilization, corner softness on very high‑resolution sensors, and a slightly limited 18 mm wide‑end compared with competing lenses.

What Users Say

Everyday users love the lens’s pocketable size, sharpness for street and travel shooting, and the value it provides as a daily driver. Common praise centers on its lightweight feel, macro‑style close‑ups, and affordable price, while recurring themes of criticism include edge distortion, autofocus noise in video, and the missing stabilization feature.

Common Complaints

Edge distortion/flare at wide angles, noticeable autofocus noise during video, lack of image stabilization for handheld shooting, corner softness on high‑resolution sensors, and weight variations on certain mounts such as Canon RF.

What People Are Saying

“ultimate workhorse”
Professional review

“excellent image quality”
Professional review

“pretty sharp throughout”
Professional review

“fills a gap left by bulkier f/2.8 rivals like Fuji 16-55mm”
Professional review

“perfect everyday zoom”
Everyday user

How It Compares

vs. Fuji XF 16-55mm F2.8

Advantages

✓Wider 16 mm start provides more ultra‑wide coverage
✓Robust build and weather sealing
✓Superior corner sharpness on high‑resolution sensors

Disadvantages

✗Much larger and heavier (≈655 g) reducing portability
✗Higher price point
✗Minimum focus distance longer than Sigma’s 12.1 cm

Choose Fuji when you need ultra‑wide reach, rugged build and top‑tier edge performance; choose Sigma for ultimate compactness and close‑focus capability.

vs. Sony E 16-55mm F2.8 G

Advantages

✓Similar optical quality with strong corner performance
✓Weather‑sealed construction suitable for harsh conditions

Disadvantages

✗Larger size and greater weight than Sigma
✗Starts at 16 mm but still bulkier than Sigma’s compact package

Sony is preferable for users who prioritize weather sealing and consistent sharpness across the frame, while Sigma remains the better option for those who value a lightweight, pocketable lens.

Rating Trend

Rating4.7/ 5Reviews1,569+587 reviews

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