Canon EF-S 55-250mm f/4-5.6 IS STM
Sigma EX DC HSM 10-20mm f/3.5 EX DC HSM 20mm
What Buyers Say
Canon EF-S 55-250mm f/4-5.6 IS STM
The Canon EF-S 55-250mm f/4-5.6 IS STM lens is widely praised for its excellent sharpness, fast and silent autofocus, and lightweight design, making it a fantastic value for amateur photographers and wildlife enthusiasts. Many users highlight the impressive image quality at the long end and the effective image stabilization, though some note softness beyond 200mm and noticeable vignetting at full zoom. A few reviewers experienced quality control issues like blurry images or a non-functional focus ring, but the overwhelming consensus is that this lens delivers outstanding performance for its price point.
Pros
- Excellent sharpness for the price
- Fast and silent STM autofocus
- Lightweight and compact design
- Effective image stabilization
- Great value for money
Cons
- Softness beyond 200mm
- Noticeable vignetting at full zoom
- Plastic build quality
- Electronic manual focus requires camera power
- Slow maximum aperture (f/5.6 at 250mm)
Sigma EX DC HSM 10-20mm f/3.5 EX DC HSM 20mm
The Sigma 10-20mm f/3.5 is widely praised as an excellent value ultra-wide-angle lens, delivering sharp images and solid build quality for its price. Users highlight its versatility for landscapes, architecture, and astrophotography, though some note corner softness, distortion, and occasional slow autofocus. Overall, it is a highly recommended choice for those seeking an affordable wide-angle option.
Pros
- Excellent value for money
- Sharp image quality
- Solid build quality
- Versatile for landscapes and architecture
- Fast aperture f/3.5
Cons
- Corner softness at wide apertures
- Noticeable distortion at 10mm
- Chromatic aberration in corners
- Slow autofocus in some conditions
- No image stabilization
Scores
Specifications
| Canon EF-S 55-250mm f/4-5.6 IS STM | Sigma EX DC HSM 10-20mm f/3.5 EX DC HSM 20mm | |
|---|---|---|
| Optics | ||
| Type | zoom | zoom |
| Focal Length Min | 55 mm | 10 mm |
| Focal Length Max | 250 mm | 20 mm |
| Elements | 15 | 13 |
| Groups | 12 | 10 |
| Aspherical Elements | 0 | 4★ |
| ED Elements | 1 | 3★ |
| Coating | Super Spectra coating | Super Multi-Layer Coating |
| Aperture | ||
| Max Aperture | f/4 | f/22 |
| Min Aperture | 4-5.6 | f/3.5 |
| Constant | ✗ | ✓★ |
| Diaphragm Blades | 7 | 7 |
| Build | ||
| Mount | Canon EF-S | Nikon F |
| Format | APS-C | APS-C |
| Weather Sealed | ✗ | — |
| Weight | 0.38 kg★ | 0.52 kg |
| Filter Thread | 58 mm | 82 mm |
| AF & Stabilization | ||
| AF Type | STM★ | HSM |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 4 stops★ | — |
| Focus | ||
| Min Focus Distance | 850 mm | 240 mm★ |
| Max Magnification | 0.29x★ | 0.15x |
Pros & Cons
Canon EF-S 55-250mm f/4-5.6 IS STM
- Strong stabilization (93rd percentile)93rd %ile
- Strong versatility (92nd percentile)92nd %ile
- Strong af (86th percentile)86th %ile
- Strong social proof (80th percentile)80th %ile
- Below average macro (33rd percentile)
Sigma EX DC HSM 10-20mm f/3.5 EX DC HSM 20mm
- Strong optical (90th percentile)90th %ile
- Strong social proof (86th percentile)86th %ile
- Strong stabilization (81st percentile)81st %ile
- Strong versatility (72nd percentile)
- Below average bokeh (14th percentile)14th %ile
- Below average aperture (21st percentile)
Verdict
Scores 84 overall, wins 9 of 9 usage categories and 4 of 22 specs.