Sigma 18-50mm f/2.8 DC DN Contemporary vs Sigma 28-105mm F2.8 DG DN Art
The bottom line
There's a clear price gap: the Sigma 18-50mm f/2.8 DC DN Contemporary at $599 versus the Sigma 28-105mm F2.8 DG DN Art at $1,299. Check the differences below to see whether the pricier lens's advantages are ones you'll actually use.
Choose the Sigma 18-50mm f/2.8 DC DN Contemporary if…
- ✓You shoot wide — it starts at 18mm vs 28mm for landscapes, interiors and architecture.
- ✓You're on a budget — $599 vs $1,299 leaves more for other gear.
- ✓You value portability — at 290g (10.2 oz) it's lighter than the 1055g (2.33 lb) alternative for travel and all-day carry.
- ✓You like close-focus work — 0.5x magnification vs 0.2x.
Choose the Sigma 28-105mm F2.8 DG DN Art if…
- ✓You need more reach — it goes to 105mm vs 50mm for distant subjects, wildlife and sport.
Where they differ
- ›Focal range: Sigma 18-50mm f/2.8 DC DN Contemporary is 18-50mm, Sigma 28-105mm F2.8 DG DN Art is 28-105mm — different framing and reach.
- ›Price: the Sigma 18-50mm f/2.8 DC DN Contemporary is $599, $700 under the Sigma 28-105mm F2.8 DG DN Art.
- ›Close-up: the Sigma 18-50mm f/2.8 DC DN Contemporary reaches 0.5x magnification vs 0.2x — more for close-up and macro work.
- ›Weight: the Sigma 18-50mm f/2.8 DC DN Contemporary is 290g (10.2 oz) vs 1055g (2.33 lb) — you'll feel the difference handheld.
Frequently asked
Is the Sigma 18-50mm f/2.8 DC DN Contemporary or the Sigma 28-105mm F2.8 DG DN Art better?
There's a clear price gap: the Sigma 18-50mm f/2.8 DC DN Contemporary at $599 versus the Sigma 28-105mm F2.8 DG DN Art at $1,299. Check the differences below to see whether the pricier lens's advantages are ones you'll actually use.
Who should choose the Sigma 18-50mm f/2.8 DC DN Contemporary?
Choose the Sigma 18-50mm f/2.8 DC DN Contemporary if you shoot wide — it starts at 18mm vs 28mm for landscapes, interiors and architecture. Choose it if you're on a budget — $599 vs $1,299 leaves more for other gear. Choose it if you value portability — at 290g (10.2 oz) it's lighter than the 1055g (2.33 lb) alternative for travel and all-day carry. Choose it if you like close-focus work — 0.5x magnification vs 0.2x.
Who should choose the Sigma 28-105mm F2.8 DG DN Art?
Choose the Sigma 28-105mm F2.8 DG DN Art if you need more reach — it goes to 105mm vs 50mm for distant subjects, wildlife and sport.
What is the main difference between the Sigma 18-50mm f/2.8 DC DN Contemporary and the Sigma 28-105mm F2.8 DG DN Art?
Focal range: Sigma 18-50mm f/2.8 DC DN Contemporary is 18-50mm, Sigma 28-105mm F2.8 DG DN Art is 28-105mm — different framing and reach.
| Product | ||
|---|---|---|
| Optical Design | ||
| Focal Length | 18-50mm | 28-105mm |
| Lens Type | Zoom | Zoom |
| Optical Elements | 13 | 18 |
| Optical Groups | 10 | 13 |
| Aperture & Iris | ||
| Maximum Aperture | f/2.8 | f/2.8 |
| Minimum Aperture | f/22 | f/22 |
| Aperture Blades | 9 | 9 |
| Rounded Aperture | Yes | Yes |
| Coverage & Angle | ||
| Format Coverage | APS-C | Full-Frame |
| Lens Mount | Sony E | Sony E |
| Angle of View | 76° – 32° | 75° – 23° |
| 35mm Equivalent | 27-75mm | − |
| Focus | ||
| Autofocus | Yes | Yes |
| Focus Motor | HLA | HLA |
| Focus Limiter | No | No |
| AF/MF Switch | Yes | Yes |
| Min Focus Distance | 13 cm | 37 cm |
| Max Magnification | 0.5x | 0.2x |
| Stabilization & Video | ||
| Optical Stabilization | No | No |
| Aperture Ring | Yes | Yes |
| Declickable Aperture | Yes | Yes |
| Parfocal | No | No |
| Internal Zoom | No | No |
| General | ||
| Price (MSRP) | $599 | $1,299 |
| Filter Size | 52mm | 82mm |
| Diameter | 65.4mm | 92mm |
| Length | 76.9mm | 149.2mm |
| Weight | 290g (10.2 oz) | 1055g (2.33 lb) |
| Weather Sealed | Yes | Yes |
| Tripod Collar | No | No |
