KOMQI 311955
Doté d'une ouverture f/1.4 très lumineuse et d'une formule optique complexe de 14 éléments avec 3 lentilles asphériques, cet objectif excelle dans la suppression des aberrations pour une netteté homogène. Sa construction tropicalisée et le moteur ultrasonique HSM avec débrayage manuel permanent garantissent une prise en main fiable et un autofocus rapide de 815g. Il convient parfaitement aux photographes de portrait et vidéastes recherchant un bokeh crémeux à 9 lamelles et un contrôle précis en basse lumière.
Aperçu
En 30 secondes
Un 50mm f/1.4 ultranettant qui fait honte à des optiques plus chères, mais son poids et son manque de stabilisation en refroidiront plus d'un.
Avantages et inconvénients
Points forts
- Netteté d'enfer, même à pleine ouverture 97th
- Construction tropicalisée, joint d'étanchéité à la monture 97th
- AF silencieux et fiable pour le portrait 90th
- Rendu des couleurs neutre et contrasté 84th
Points faibles
- Poids de brique : 660g en balade, ça compte
- Pas de stabilisation optique
- Bokeh sage, sans caractère fou
- Prix fort face à la concurrence coréenne
L'avis des propriétaires
Ce qu'en disent les utilisateurs
L'évolution de l'avis des propriétaires dans le temps
ExclusivitéD'après la date à laquelle les clients ont rédigé leurs avis - pour voir si l'enthousiasme initial s'est confirmé.
- Q1 202698/100
Reviewers praise this Sigma 50mm lens for sharpness, beautiful bokeh, and value versus Canon equivalents. Some note it is heavy but acceptable.
- Sharpness and image quality are consistently highlighted as outstanding.
- Bokeh is praised, especially for portrait and wide-open shooting.
- Lens offers great value compared to more expensive Canon models.
- Weight is noted as a minor drawback, but performance offsets it.
- Q1 2025100/100
Buyers praised this lens for versatility, sharpness, fast autofocus, and good value, with positive comments on facial recognition compatibility and build quality.
- Lens delivers tack-sharp images across various shooting scenarios like portraits and video.
- HLA focus motor is fast, quiet, and works well with facial recognition on Sony cameras.
- Excellent value, described as an affordable alternative to pricier Sony lenses.
- Sturdy build, good weight for handheld stability and gimbal use.
- Q2 202485/100
Buyers praised the lens's sharpness, build quality, and beautiful colors, but noted it is heavier than expected.
- Sharpness and build quality praised overall.
- Beautiful colors and fast delivery from B&H.
- Lens is heavier, but some find it worth it.
- One buyer questions sharpness vs other Art series lenses.
- Q4 202267/100
Buyers praised the lens sharpness and compatibility with D5, but one noted it is heavy. Overall positive sentiment with mixed feedback on weight.
- Lens is sharp and works great with D5.
- Lens is heavy but image quality compensates.
- Good for beginners; fast delivery.
- Weight mentioned as a drawback.
- Q2 2022100/100
Buyers praised this lens for exceptional sharpness, beautiful bokeh, fast autofocus, and solid build quality, calling it perfect for portraits and wedding work.
- Superb sharpness, exceeding expectations even compared to Canon L lenses.
- Beautiful creamy bokeh and fast, reliable autofocus.
- Excellent build quality, solid and well-constructed.
- Ideal for portraits and wedding videography, minimal editing needed.
- Q1 202290/100
Buyers praise the lens for sharpness, build quality, and affordability, though some note lack of weather sealing and image stabilization.
- Outstanding sharpness and image quality, even outperforming Canon RF L glass.
- Excellent value compared to pricier alternatives from Canon and Lumix.
- Lack of weather sealing and image stabilization noted as drawbacks.
- Robust build quality; feels sturdy and well-constructed.
- Q4 202185/100
Buyers praised the lens for studio work and close-ups, rating it excellent value. Some found distance photos lacking versus Canon.
- Excellent glass quality, comparable to Sony GM, great for studio and weddings.
- Good close-ups but distance photos not as sharp as preferred.
- Affordable alternative to Canon, perfect for studio use.
- Primary lens for weddings, reliable and highly recommended.
- Q3 2021100/100
Buyers are thoroughly impressed with the lens, praising its sharpness, build quality, color rendering, and value compared to Canon L series.
- Image sharpness and color rendering are exceptional, exceeding expectations.
- Build quality is rugged and lightweight, with a handsome carrying case.
- Lens is quiet and fast, making it enjoyable to use over zoom lenses.
- Great price point for the performance, strong alternative to pricier L lenses.
- Q2 202184/100
Buyers report excellent sharpness, color, and low-light performance for portraits. Some expected higher build quality.
- Sharp images and rich colors, especially on A9 cameras
- Strong low-light performance for portraits
- Quick, responsive autofocus
- Some expected higher overall quality from Sigma Art line
- Q1 2021100/100
All three reviewers praise Sigma lenses for quality, sharp images, and solid performance, with one noting slightly heavier weight.
- Excellent image quality, sharpness, and color depth reported across all reviews.
- Great build quality using metal and glass, though some mention heavier weight.
- Autofocus works perfectly out of the box with no calibration needed.
- Favorable compared to Nikon branded lenses, considered a worthy upgrade.
- Q4 202093/100
Reviewers praised the lens for its sharpness, build quality, and low-light performance. One noted slower autofocus on some cameras.
- Excellent sharpness and image quality, especially at f/1.4
- Sturdy build and durable construction
- Autofocus can be slow on certain camera bodies like Panasonic S1
- Good value compared to Canon alternatives
- Q3 202092/100
Buyers loved this lens for sports and portraits, praising its sharpness, build, and low-light performance; only minor weight noted.
- Great for sports (volleyball/basketball) and portraits.
- Sharp pictures paired with S1h and other lenses.
- Sturdy build quality, feels solid and worth the investment.
- A little heavy but not a deal breaker.
- Q1 2020100/100
All three reviews in Q1 2020 praise the lens for outstanding sharpness, optics, and value compared to pricier alternatives.
- Exceptional sharpness and image quality
- Outperforms more expensive name brand lenses
- Fast and accurate autofocus
- Great low-light performance and construction
- Q4 201987/100
Buyers praised Sigma's high quality/price ratio and sharpness, with one noting occasional blurry images.
- Excellent value and quality for price, competing with top brands.
- High sharpness and overall lens quality praised.
- Surpasses misconceptions about third-party lenses.
- 1 in 10 images blurry despite great sharpness.
- Q2 201998/100
Buyers praise the lens for outstanding sharpness, excellent build quality, and superb bokeh. It is considered a top performer for high-resolution cameras.
- Exceptional sharpness, even at f/1.4, and excellent bokeh are consistently highlighted.
- Solid, professional build quality that feels robust and durable.
- Superior optical performance compared to older/native lenses, especially in low light.
- Some users need to pair with high-resolution cameras to fully realize the lens potential.
- Q1 201972/100
Buyers praised the lens's sharpness, bokeh, and value, but a few noted focus reliability issues.
- Sharp and excellent bokeh, especially wide open.
- Focus accuracy issues reported, especially with non-native cameras.
- Considered best value 50mm lens, rivaling premium options.
- Overall love for image quality but some had focus trust problems.
- Q4 201894/100
Lens is extremely sharp, with excellent autofocus, eye AF, and image quality. It is heavy but users see it as a worthwhile trade-off.
- Tack-sharp image quality and great corner sharpness, even wide open.
- Fast, reliable autofocus with strong Sony A7III and Eye AF compatibility.
- Lens is quite heavy, but many users accept it for the image quality.
- Excellent for event, concert, and portrait photography.
- Q3 201895/100
Buyers praise the lens for exceptional sharpness, fast autofocus, and great color, with most calling it a worthy upgrade despite its weight.
- Sharpness is outstanding, often described as 'critically sharp' and 'absolutely'.
- Fast autofocus in good light, reliable and quick.
- Good value upgrade especially from kit lenses, although price is noted.
- Heavy build; one user with crop sensor sees limited improvement yet.
- Q2 201890/100
Buyers rave about sharpness and build quality, though some need focus adjustment and note the hood lacks felt lining.
- Sharpness and image quality praised, even wide open. Bokeh and contrast also highlighted.
- Focus adjustment needed but can be fixed with dock; some prefer included dock.
- Solid construction and compatibility with various camera bodies appreciated.
- Hood not felt-lined; dust may collect inside.
- Q1 201894/100
Buyers in Q1 2018 overwhelmingly praise this lens for its extreme sharpness, fast autofocus, and beautiful bokeh, with some noting minor delivery issues or wish for lighter weight.
- Exceptional sharpness and detail, often described as the best 50mm lens ever.
- Sharpness at f1.4 is soft for some but improves upon stopping down.
- One unit arrived with a broken box and loose cap, indicating possible repackaging.
- Wish for lighter weight; the lens is heavy but handling is comfortable.
- Q4 201796/100
Reviewers praise the lens for sharpness, color fidelity, and bokeh. One neutral review notes limited experience, but overall sentiment is highly positive.
- Image quality, sharpness, and color fidelity are excellent.
- Bokeh is milky and pleasing for portraits and weddings.
- Performs well in natural light and cloudy conditions.
- One reviewer gave 4 stars due to limited experience; no defects reported.
- Q3 2017100/100
All 8 reviews are 5-star, praising sharpness, fast autofocus, and image quality. Buyers are extremely satisfied with the Sigma 50mm Art lens.
- Sharp, crisp images with excellent picture quality.
- Fast and reliable autofocus performance.
- High satisfaction, recommending Sigma Art lenses.
- Heavy and expensive, but considered worth it by buyers.
- Q2 201795/100
Buyers praise the lens for exceptional sharpness, sturdy build, and fast autofocus, though some mention needing calibration for optimal focus.
- Extremely sharp, outperforming expectations at this price point.
- Factory focus may require calibration via camera or USB dock.
- Solid build quality with quiet, accurate autofocus.
- Weather sealing not as strong as desired by some users.
D'après 128 avis clients datés, regroupés par trimestre civil. L'analyse par période est en anglais.
Les preuves
Performances
Ce qui surprend, c'est la constance optique. Même à f/1.4, les coins sont déjà très honorables, et en fermant un peu, on atteint un niveau de netteté qui humilie pas mal de zooms. L'autofocus est loin d'être le plus rapide qu'on ait testé, mais en pratique, il suit les visages et les yeux sans broncher, même en basse lumière. Le bokeh est doux, mais le diaphragme à 11 lames ne fait pas de miracles : un Sony 50mm f/1.2 GM le surclasse sur ce point.
Caractéristiques techniques
Fiche technique complète
Optics
| Type | Prime |
| Focal Length Min | 50 |
| Focal Length Max | 50 |
| Elements | 14 |
| Groups | 11 |
| Aspherical Elements | 3 |
| ED Elements | 1 |
| Coating | Super Multi-Layer Coating |
Aperture
| Max Aperture | f/1.4 |
| Min Aperture | f/1.4 |
| Constant | Yes |
| Diaphragm Blades | 9 |
Build
| Mount | Nikon F |
| Format | full-frame |
| Weather Sealed | Yes |
| Weight | 0.8 kg / 1.8 lbs |
| Filter Thread | 77 |
AF & Stabilization
| AF Type | HSM |
| Stabilization | No |
Focus
| Min Focus Distance | 400 |
| Max Magnification | 1:5.6 |
Face à la concurrence
Face au Samyang 50mm f/1.4 FE, le Sigma rend 200g de plus et un tarif quasi doublé, mais il offre une construction bien plus rassurante et une homogénéité optique supérieure. Le vrai adversaire, c'est le Sony 50mm f/1.4 GM : plus léger, plus rapide en AF, avec un bokeh plus doux, mais il coûte le double. À moins que le Sony d'occasion ne tombe sous la barre des 1000 $, le Sigma reste un excellent compromis pour le photographe exigeant qui ne veut pas se ruiner complètement.
| Spec | KOMQI 311955 | Sigma Contemporary 18-50mm f/2.8 DC DN | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | Viltrox AF 35mm f/1.7 XF | Panasonic Leica DG Vario-Elmarit H-ES12035 | Nikon NIKKOR Z 17-28mm f/2.8 |
|---|---|---|---|---|---|---|
| Focal Length | 50mm | 18-50mm | 17-70mm | 35mm | 12-35mm | 17-28mm |
| Max Aperture | f/1.4 | f/2.8 | f/2.8 | f/1.7 | f/2.8 | f/2.8 |
| Mount | Nikon F | Sony E | Sony E | Fujifilm X | Micro Four Thirds | Nikon Z |
| Stabilization | false | false | true | true | true | false |
| Weather Sealed | true | true | true | false | true | true |
| Weight (g) | 815 | 290 | 544 | 180 | 306 | 450 |
| AF Type | HSM | stepping motor | RXD | STM (Stepping Motor) | Autofocus | Stepping Motor |
| Lens Type | prime | zoom | zoom | prime | zoom | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Produit | AF | Bokeh | Build | Macro | Optical | Aperture | User Sentiment | Versatility | Preuve sociale | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| KOMQI 311955 | 53.8 | 97 | 49.3 | 62.5 | 84.1 | 97.1 | 80.5 | 33.6 | 90 | 36.1 |
| Sigma Contemporary 18-50mm f/2.8 DC DN Compare | 85.5 | 84.4 | 85.4 | 91.5 | 81.2 | 86.3 | 80.5 | 78.6 | 90 | 36.1 |
| Tamron Di III 17-70mm f/2.8 Di III-A VC RXD Compare | 53.8 | 88.9 | 67.3 | 85.5 | 90.3 | 86.3 | 63.7 | 89.6 | 85.5 | 81.3 |
| Viltrox AF 35mm f/1.7 XF Compare | 85.5 | 95.7 | 86.7 | 97.2 | 65.2 | 95.3 | 63.7 | 33.6 | 85.5 | 81.3 |
| Panasonic Leica DG Vario-Elmarit H-ES12035 Compare | 53.8 | 84.4 | 84.6 | 50 | 85.7 | 86.3 | 90.9 | 80.6 | 85.5 | 96.6 |
| Nikon NIKKOR Z 17-28mm f/2.8 Compare | 85.5 | 88.9 | 74.2 | 85.5 | 87.5 | 86.3 | 90.9 | 67.9 | 67.6 | 36.1 |
Prix
Rapport qualité-prix
Avec un écart de prix hallucinant entre 704 $ et plus de 114 000 $ selon les bundles chez certains revendeurs, le vrai tarif se situe autour des 700-800 $ sur des sites comme B&H ou Adorama. À ce niveau, c'est un investissement sérieux. Le piqué est là, mais un Samyang AF 50mm f/1.4 FE coûte moitié moins pour des résultats souvent très proches. Si ta priorité absolue est la qualité d'image et la robustesse, la facture passe. Sinon, garde tes sous.
Amazon 2 offres À partir de 769 €
Price History
En savoir plus
Aperçu
Le Sigma 50mm f/1.4 DG DN Art, c'est le genre d'optique qui te fait oublier le prix et le poids dès que tu regardes les photos. Sur le papier, il a tout du portraitiste rêvé : ouverture lumineuse, piqué chirurgical, et un autofocus HLA réactif. En pratique, il délivre tellement de détails que tes modèles risquent de te détester. Mais à 660g, il fait sentir sa présence, et l'absence de stabilisation te force à rester sérieux sur la vitesse d'obturation.
Questions fréquentes
Q: Est-ce que l'ouverture est déclickable pour la vidéo ?
Non, la bague n'est pas déclickable. Pour régler l'exposition en douceur, tu devras passer par la molette du boîtier ou utiliser un filtre ND variable.
Q: Comment se compare-t-il au Samyang AF 50mm f/1.4 FE ?
Le Sigma est plus lourd et plus cher, mais il enterre le Samyang en construction et en maîtrise des aberrations chromatiques. Le piqué est aussi plus homogène entre le centre et les bords.
Q: Puis-je monter le pare-soleil du Sigma 28-105mm f/2.8 ?
Pas possible. Le filtre du 50mm fait 72mm, le 28-105mm utilise un diamètre plus grand. Leurs pare-soleils ne sont pas interchangeables.
À qui ce produit ne convient pas
Si tu cherches un 50mm léger à emmener partout, ce Sigma n'est pas pour toi. Tourne-toi directement vers le Sony FE 50mm f/2.5 G ou même le Sony 55mm f/1.8 ZA. Ils ne jouent pas dans la même cour à f/1.4, mais tes épaules te diront merci en fin de journée.
Verdict
Si tu cherches une optique 50mm qui ne pardonne aucune faiblesse technique, achète ce Sigma. Il n'est pas parfait, mais sa qualité optique exceptionnelle et son AF fiable en font un outil de travail sérieux. Si tu privilégies la légèreté ou le bokeh crémeux, passe ton chemin.
