Sigma TS-71
Canon EF-S 18-135mm f/3.5-5.6 IS USM
What Buyers Say
Sigma TS-71
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Canon EF-S 18-135mm f/3.5-5.6 IS USM
The Canon EF-S 18-135mm f/3.5-5.6 IS STM lens is widely praised as a versatile all-in-one walk-around lens for APS-C cameras. Users consistently highlight its silent and smooth STM autofocus, effective image stabilization, and useful zoom range that covers wide-angle to short telephoto. While image quality is considered very good for a kit-level zoom, some reviewers note softness at extreme focal lengths, barrel distortion at 18mm, and a variable aperture that limits low-light performance. Build quality is described as mostly plastic but adequate, though the focus-by-wire manual ring and occasional stiff zoom ring draw criticism.
Pros
- Silent and smooth STM autofocus
- Effective image stabilization
- Versatile 18-135mm zoom range
- Good image quality for a kit lens
- Lightweight and compact design
Cons
- Softness at extreme focal lengths
- Barrel distortion at 18mm
- Variable aperture limits low-light use
- Focus-by-wire manual ring
- Plastic build feels cheap
Scores
Specifications
| Sigma TS-71 | Canon EF-S 18-135mm f/3.5-5.6 IS USM | |
|---|---|---|
| Optics | ||
| Type | — | zoom |
| Focal Length Min | — | 18 mm |
| Focal Length Max | — | 135 mm |
| Elements | — | 16 |
| Groups | — | 12 |
| Aspherical Elements | — | 1★ |
| ED Elements | — | 1★ |
| Coating | — | Super Spectra Coating |
| Aperture | ||
| Max Aperture | — | f/3.5 |
| Min Aperture | — | 3.5-5.6 |
| Constant | — | ✗ |
| Diaphragm Blades | — | 7★ |
| Build | ||
| Mount | — | Canon EF-S |
| Format | — | APS-C★ |
| Weather Sealed | — | ✗ |
| Weight | 0.10 kg★ | 0.52 kg |
| Filter Thread | — | 67 mm |
| AF & Stabilization | ||
| AF Type | — | STM★ |
| Stabilization | — | ✓★ |
| Stabilization Stops | — | 4 stops★ |
| Focus | ||
| Min Focus Distance | — | 390 mm★ |
| Max Magnification | — | 0.28x★ |
Pros & Cons
Sigma TS-71
- Strong build (95th percentile)95th %ile
- Strong aperture (71st percentile)
- Strong bokeh (70th percentile)
- Below average macro (12th percentile)12th %ile
- Below average optical (18th percentile)18th %ile
- Below average versatility (33rd percentile)
- Below average stabilization (34th percentile)
Canon EF-S 18-135mm f/3.5-5.6 IS USM
- Strong versatility (96th percentile)96th %ile
- Strong stabilization (92nd percentile)92nd %ile
- Strong af (85th percentile)85th %ile
- Strong aperture (83rd percentile)83rd %ile
- Below average user sentiment (32nd percentile)
Pricing
Canon EF-S 18-135mm f/3.5-5.6 IS USM offers 1.3x better value for money
Verdict
Scores 86 overall, wins 9 of 9 usage categories and 9 of 22 specs.
