BM Premium 420mm Lens 420-800mm
BM Premium
46 Overall Score
vs
Panasonic LUMIX S S-R2060 20-60mm
Panasonic
83 Overall Score
What Buyers Say
BM Premium 420mm Lens 420-800mm
35 out of 100 low confidence 7 reviews
The lens receives mixed feedback: some users praise its value for money and image quality for certain uses like architecture, but many report serious issues including incompatibility with Canon EOS R8, poor image quality, flimsy plastic build, and slow autofocus unsuitable for wildlife. The need for a tripod due to bulkiness and manual focus annoyance are also noted.
Pros
- Good value for money
- Decent image quality for architecture
- Pleasant for certain projects
Cons
- Incompatible with Canon EOS R8
- Poor image quality
- Flimsy plastic zoom mechanism
- Slow autofocus for wildlife
- Bulky requiring tripod
Image quality 4
Build quality 2
Compatibility 1
Autofocus performance 2
Value for money 2
Portability 1
Panasonic LUMIX S S-R2060 20-60mm
No customer feedback yet
Scores
Portrait
Budget
Street
Travel
Professional
Landscape
Wildlife Sports
Macro
Video Cinema
Specifications
| BM Premium 420mm Lens 420-800mm | Panasonic LUMIX S S-R2060 20-60mm | |
|---|---|---|
| Optics | ||
| Type | telephoto | zoom |
| Focal Length Min | 420 mm | 20 mm |
| Focal Length Max | 1600 mm | 60 mm |
| Elements | — | 11 |
| Groups | — | 9 |
| Aspherical Elements | — | 2★ |
| ED Elements | — | 3★ |
| Coating | multi-coated | Fluorine coating |
| Aperture | ||
| Max Aperture | f/8.3 | f/3.5 |
| Min Aperture | f/8.3 | 3.5-5.6 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | — | 9★ |
| Build | ||
| Mount | Canon RF | L-Mount |
| Format | — | full-frame★ |
| Weather Sealed | — | ✓★ |
| Weight | 1.14 kg | 0.35 kg★ |
| Filter Thread | 62 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | manual focus only | stepping motor★ |
| Stabilization | ✓★ | ✗ |
| Focus | ||
| Min Focus Distance | 420 mm | 150 mm★ |
| Max Magnification | — | 0.43x★ |
Pros & Cons
BM Premium 420mm Lens 420-800mm
- Strong versatility (86th percentile)86th %ile
- Strong stabilization (79th percentile)
- Below average user sentiment (1st percentile)1st %ile
- Below average build (14th percentile)14th %ile
- Below average af (15th percentile)15th %ile
Panasonic LUMIX S S-R2060 20-60mm
- Strong bokeh (89th percentile)89th %ile
- Strong af (85th percentile)85th %ile
- Strong aperture (83rd percentile)83rd %ile
- Strong versatility (82nd percentile)82nd %ile
- Below average stabilization (34th percentile)
Pricing
BM Premium 420mm Lens 420-800mm0.016score per dollar
vs
Panasonic LUMIX S S-R2060 20-60mm0.006score per dollar
BM Premium 420mm Lens 420-800mm offers 2.7x better value for money
Verdict
Winner: Panasonic LUMIX S S-R2060 20-60mm
Scores 83 overall, wins 9 of 9 usage categories and 9 of 21 specs.
