Ultimaxx 420-800mm
Sigma Art 17-40mm f/1.8 DC
What Buyers Say
Ultimaxx 420-800mm
This budget photography kit receives mixed feedback. While some users appreciate the value for money and lightweight tripod, many complain about poor manual focus, flimsy build quality, and incompatibility with digital cameras. The kit seems best suited for absolute beginners on a tight budget, but experienced users may find it frustrating.
Pros
- Good value for money
- Lightweight aluminum tripod
- Decent beginner kit
- Useful attachments included
- Allows closer shots
Cons
- Poor manual focus precision
- Flimsy tripod for heavy lenses
- Incompatible with digital cameras
- Cheap build quality
- Hard to use for shaky hands
Sigma Art 17-40mm f/1.8 DC
The Sigma 17-40mm f/1.8 DC DN Art lens is overwhelmingly praised for its exceptional image quality, fast constant aperture, and compact internal zoom design. Users highlight its sharpness, lightweight build, and excellent autofocus performance, especially on crop-sensor mirrorless cameras like the Canon R7 and Fujifilm bodies. A few questions about compatibility with specific cameras and features like weather sealing and aperture ring are noted, but the overall sentiment is extremely positive.
Pros
- Exceptional image quality
- Fast constant f/1.8 aperture
- Compact internal zoom design
- Lightweight build
- Sharp and bright photos
Cons
- No weather sealing mentioned
- No manual aperture ring on some mounts
- Compatibility questions with full-frame cameras
- Expensive for some buyers
Scores
Specifications
| Ultimaxx 420-800mm | Sigma Art 17-40mm f/1.8 DC | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 420 mm | 17 mm |
| Focal Length Max | 800 mm | 40 mm |
| Elements | 4 | 17 |
| Groups | — | 11 |
| Aspherical Elements | — | 4★ |
| ED Elements | — | 4★ |
| Coating | Super HD Multi-Coated | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | f/16 | f/1.8 |
| Min Aperture | f/8.3 | f/1.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | — | 11★ |
| Build | ||
| Mount | T-Mount | Fujifilm X |
| Format | full-frame★ | APS-C |
| Weather Sealed | — | ✓★ |
| Weight | 0.52 kg★ | 0.54 kg |
| Filter Thread | 62 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | manual focus only | HLA (High-response Linear Actuator) |
| Stabilization | ✗ | ✗ |
| Focus | ||
| Min Focus Distance | 62 mm★ | 280 mm |
| Max Magnification | — | 1:4.8★ |
Pros & Cons
Ultimaxx 420-800mm
- Strong macro (95th percentile)95th %ile
- Strong versatility (69th percentile)
- Below average user sentiment (1st percentile)1st %ile
- Below average optical (4th percentile)4th %ile
- Below average af (15th percentile)15th %ile
- Below average bokeh (31st percentile)
Sigma Art 17-40mm f/1.8 DC
- Strong user sentiment (98th percentile)98th %ile
- Strong bokeh (97th percentile)97th %ile
- Strong optical (97th percentile)97th %ile
- Strong aperture (95th percentile)95th %ile
- Below average stabilization (34th percentile)
Verdict
Scores 97 overall, wins 9 of 9 usage categories and 5 of 21 specs.