Panasonic LUMIX S PRO 16-35mm F4 vs Sigma 135mm f/1.4 DG DN Art (L-mount)
The bottom line
These cover different focal lengths — the Panasonic LUMIX S PRO 16-35mm F4 is 16-35mm, the Sigma 135mm f/1.4 DG DN Art (L-mount) is 135mm — so they're not really substitutes. Pick by the field of view you actually need: the Panasonic LUMIX S PRO 16-35mm F4 for wide-angle, the Sigma 135mm f/1.4 DG DN Art (L-mount) for zoom.
Choose the Panasonic LUMIX S PRO 16-35mm F4 if…
- ✓You shoot wide — it starts at 16mm vs 135mm for landscapes, interiors and architecture.
- ✓You want one-lens flexibility — a 16-35mm zoom covers what the fixed 135mm can't reframe.
- ✓You value portability — at 485g (1.07 lb) it's lighter than the 1120g (2.47 lb) alternative for travel and all-day carry.
Choose the Sigma 135mm f/1.4 DG DN Art (L-mount) if…
- ✓You want more light and background blur — f/1.4 is faster than f/4, better for low light and subject separation.
- ✓You need more reach — it goes to 135mm vs 35mm for distant subjects, wildlife and sport.
- ✓You prefer a fast, compact single focal length — a 135mm prime over a zoom.
Where they differ
- ›Aperture: the Sigma 135mm f/1.4 DG DN Art (L-mount) opens to f/1.4 vs the Panasonic LUMIX S PRO 16-35mm F4's f/4 — more light and shallower depth-of-field.
- ›Focal range: Panasonic LUMIX S PRO 16-35mm F4 is 16-35mm, Sigma 135mm f/1.4 DG DN Art (L-mount) is 135mm — different framing and reach.
- ›Type: the Panasonic LUMIX S PRO 16-35mm F4 is a zoom (flexible framing), the Sigma 135mm f/1.4 DG DN Art (L-mount) a prime (one focal length, usually brighter and lighter).
- ›Weight: the Panasonic LUMIX S PRO 16-35mm F4 is 485g (1.07 lb) vs 1120g (2.47 lb) — you'll feel the difference handheld.
Frequently asked
Is the Panasonic LUMIX S PRO 16-35mm F4 or the Sigma 135mm f/1.4 DG DN Art (L-mount) better?
These cover different focal lengths — the Panasonic LUMIX S PRO 16-35mm F4 is 16-35mm, the Sigma 135mm f/1.4 DG DN Art (L-mount) is 135mm — so they're not really substitutes. Pick by the field of view you actually need: the Panasonic LUMIX S PRO 16-35mm F4 for wide-angle, the Sigma 135mm f/1.4 DG DN Art (L-mount) for zoom.
Who should choose the Panasonic LUMIX S PRO 16-35mm F4?
Choose the Panasonic LUMIX S PRO 16-35mm F4 if you shoot wide — it starts at 16mm vs 135mm for landscapes, interiors and architecture. Choose it if you want one-lens flexibility — a 16-35mm zoom covers what the fixed 135mm can't reframe. Choose it if you value portability — at 485g (1.07 lb) it's lighter than the 1120g (2.47 lb) alternative for travel and all-day carry.
Who should choose the Sigma 135mm f/1.4 DG DN Art (L-mount)?
Choose the Sigma 135mm f/1.4 DG DN Art (L-mount) if you want more light and background blur — f/1.4 is faster than f/4, better for low light and subject separation. Choose it if you need more reach — it goes to 135mm vs 35mm for distant subjects, wildlife and sport. Choose it if you prefer a fast, compact single focal length — a 135mm prime over a zoom.
What is the main difference between the Panasonic LUMIX S PRO 16-35mm F4 and the Sigma 135mm f/1.4 DG DN Art (L-mount)?
Aperture: the Sigma 135mm f/1.4 DG DN Art (L-mount) opens to f/1.4 vs the Panasonic LUMIX S PRO 16-35mm F4's f/4 — more light and shallower depth-of-field.
| Product | ||
|---|---|---|
| Optical Design | ||
| Focal Length | 16-35mm | 135mm |
| Lens Type | Zoom | Prime |
| Optical Elements | 12 | 17 |
| Optical Groups | 9 | 13 |
| Aperture & Iris | ||
| Maximum Aperture | f/4 | f/1.4 |
| Minimum Aperture | f/22 | f/16 |
| Aperture Blades | 9 | 9 |
| Rounded Aperture | Yes | Yes |
| Coverage & Angle | ||
| Format Coverage | Full-Frame | Full-Frame |
| Lens Mount | L-Mount | L-Mount |
| Angle of View | 107° – 63° | 18° |
| 35mm Equivalent | − | − |
| Focus | ||
| Autofocus | Yes | Yes |
| Focus Motor | Stepping | HLA |
| Focus Limiter | No | No |
| AF/MF Switch | Yes | Yes |
| Min Focus Distance | 30 cm | 87 cm |
| Max Magnification | 0.2x | 0.15x |
| Stabilization & Video | ||
| Optical Stabilization | No | No |
| Aperture Ring | No | Yes |
| Declickable Aperture | No | Yes |
| Parfocal | No | No |
| Internal Zoom | No | No |
| General | ||
| Price (MSRP) | $1,699 | $1,699 |
| Filter Size | 77mm | 82mm |
| Diameter | 83.2mm | 90.6mm |
| Length | 98.4mm | 134mm |
| Weight | 485g (1.07 lb) | 1120g (2.47 lb) |
| Weather Sealed | Yes | Yes |
| Tripod Collar | No | No |
