Big Mike's BM-SLY420NK-K2 420-1600mm
Canon EF-S 18-135mm f/3.5-5.6 IS USM
What Buyers Say
Big Mike's BM-SLY420NK-K2 420-1600mm
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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, offering a useful zoom range, silent and smooth autofocus, and effective image stabilization. Many users find it sharp enough for everyday use and a great value, especially when purchased as a kit lens. However, common criticisms include a variable aperture that limits low-light performance, noticeable distortion at the wide and telephoto ends, and a focus-by-wire manual ring that some find unresponsive or inconvenient. Build quality is described as decent for the price but not premium, and a few users report autofocus accuracy issues or stiff zoom rings.
Pros
- Versatile 18-135mm zoom range
- Silent and smooth STM autofocus
- Effective image stabilization
- Good image quality for a kit lens
- Lightweight and compact design
Cons
- Variable aperture limits low-light performance
- Noticeable distortion at wide and telephoto ends
- Focus-by-wire manual ring feels unresponsive
- Mediocre build quality for the price
- Autofocus accuracy issues reported by some
Scores
Specifications
| Big Mike's BM-SLY420NK-K2 420-1600mm | Canon EF-S 18-135mm f/3.5-5.6 IS USM | |
|---|---|---|
| Optics | ||
| Type | telephoto | zoom |
| Focal Length Min | 420 mm | 18 mm |
| Focal Length Max | 1600 mm | 135 mm |
| Elements | — | 16 |
| Groups | — | 12 |
| Aspherical Elements | — | 1★ |
| ED Elements | — | 1★ |
| Coating | — | Super Spectra Coating |
| Aperture | ||
| Max Aperture | f/8.3 | f/3.5 |
| Min Aperture | f/8.3 | 3.5-5.6 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | — | 7★ |
| Build | ||
| Mount | Nikon F | Canon EF-S |
| Format | — | APS-C★ |
| Weather Sealed | — | ✗ |
| Weight | 0.99 kg | 0.52 kg★ |
| Filter Thread | — | 67 mm |
| AF & Stabilization | ||
| AF Type | Autofocus | STM★ |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | — | 4 stops★ |
| Focus | ||
| Min Focus Distance | 420 mm | 390 mm★ |
| Max Magnification | — | 0.28x★ |
Pros & Cons
Big Mike's BM-SLY420NK-K2 420-1600mm
- Strong versatility (86th percentile)86th %ile
- Strong stabilization (82nd percentile)82nd %ile
- Below average build (6th percentile)6th %ile
- Below average optical (20th percentile)20th %ile
Canon EF-S 18-135mm f/3.5-5.6 IS USM
- Strong versatility (96th percentile)96th %ile
- Strong stabilization (93rd percentile)93rd %ile
- Strong af (87th percentile)87th %ile
- Strong optical (82nd percentile)82nd %ile
- Below average user sentiment (30th percentile)
Verdict
Scores 85 overall, wins 9 of 9 usage categories and 9 of 22 specs.