Sigma Contemporary 18-50mm f/2.8 DC DN 18-50mm
Son ouverture constante f/2.8 et son poids plume de 290g en font un zoom transstandard APS-C remarquablement compact, idéal pour ne jamais quitter le boîtier. Sa conception tropicalisée et sa distance minimale de mise au point de 12,1 cm offrent une polyvalence et une robustesse que les fiches techniques ne traduisent pas entièrement. C'est le choix optimal pour les photographes de rue et de portrait cherchant un objectif lumineux et discret sans sacrifier la qualité optique.
Aperçu
Avantages et inconvénients
Points forts
- Strong build (100th percentile) 100th
- Strong macro (91st percentile) 91st
- Strong af (86th percentile) 86th
- Strong aperture (84th percentile) 84th
Points faibles
- Below average social proof (17th percentile)
Les preuves
Performances
Caractéristiques techniques
Fiche technique complète
Optics
| Type | Zoom |
| Focal Length Min | 18 |
| Focal Length Max | 50 |
| Elements | 13 |
| Groups | 10 |
| Aspherical Elements | 3 |
| ED Elements | 1 |
| Coating | Super Multi-Layer Coating |
Aperture
| Max Aperture | f/2.8 |
| Min Aperture | f/2.8 |
| Constant | Yes |
| Diaphragm Blades | 7 |
Build
| Mount | Fujifilm X |
| Format | APS-C |
| Weather Sealed | Yes |
| Weight | 0.1 kg / 0.1 lbs |
| Filter Thread | 55 |
AF & Stabilization
| AF Type | stepping motor |
Focus
| Min Focus Distance | 122 |
| Max Magnification | 1:2.8 |
Face à la concurrence
| Spec | Sigma Contemporary 18-50mm f/2.8 DC DN 18-50mm | Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | Canon RF 28-70mm f/2.8 IS STM | Panasonic LUMIX S S-R28200 | Nikon NIKKOR AF-S DX NIKKOR 16-85mm f/3.5-5.6G ED VR | Sony G Master SEL70200GM2 |
|---|---|---|---|---|---|---|
| Focal Length | 18-50mm | 18-300mm | 28-70mm | 28-200mm | 16-85mm | 70-200mm |
| Max Aperture | f/2.8 | f/3.5 | f/2.8 | f/4 | f/3.5 | f/2.8 |
| Mount | Fujifilm X | Fujifilm X | Canon RF | L-Mount | Nikon F | Sony E |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | true | false | true | true | false | true |
| Weight (g) | 57 | 92 | 495 | 413 | 59 | 1045 |
| AF Type | stepping motor | VXD linear motor | STM | Autofocus | AF-S | XD Linear Motors |
| Lens Type | zoom | zoom | zoom | macro | zoom | telephoto |
| Compare | Compare | Compare | Compare | Compare |
| Produit | AF | Bokeh | Build | Macro | Optical | Aperture | Versatility | Preuve sociale | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| Sigma Contemporary 18-50mm f/2.8 DC DN 18-50mm | 85.5 | 81.4 | 99.8 | 90.9 | 79 | 83.8 | 78.5 | 16.8 | 35.6 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.1 | 75 | 96.3 | 88.4 | 73.5 | 77 | 99.2 | 83 | 80.5 |
| Canon RF 28-70mm f/2.8 IS STM Compare | 85.5 | 86.2 | 67.2 | 77.4 | 84.4 | 83.8 | 77.4 | 88 | 98.2 |
| Panasonic LUMIX S S-R28200 Compare | 54.7 | 77.9 | 73.9 | 89.5 | 90.9 | 71.5 | 95.7 | 75.3 | 99.4 |
| Nikon NIKKOR AF-S DX NIKKOR 16-85mm f/3.5-5.6G ED VR Compare | 54.7 | 75 | 98.4 | 59.8 | 64.1 | 77 | 94.3 | 88 | 92.2 |
| Sony G Master SEL70200GM2 Compare | 98.1 | 90.8 | 33.5 | 33.1 | 87.1 | 83.8 | 79.4 | 94.8 | 80.5 |
Scores par usage
Un test complet arrive bientôt. Les caractéristiques, scores, prix et graphiques ci-dessus sont toujours à jour.