BM Premium SLY500 500mm
Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD
Scores
Specifications
| BM Premium SLY500 500mm | Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | |
|---|---|---|
| Optics | ||
| Type | telephoto | zoom |
| Focal Length Min | 500 mm | 18 mm |
| Focal Length Max | 1000 mm | 300 mm |
| Elements | 4 | 19 |
| Groups | 4 | 5 |
| Aspherical Elements | — | 3★ |
| ED Elements | 1 | 4★ |
| Coating | multi-coated | Fluorine coating |
| Aperture | ||
| Max Aperture | f/8 | f/3.5 |
| Min Aperture | f/8 | 3.5-6.3 |
| Constant | ✓★ | ✗ |
| Diaphragm Blades | — | 7★ |
| Build | ||
| Mount | Canon RF | Sony E |
| Format | full-frame★ | APS-C |
| Weather Sealed | ✓ | ✓ |
| Weight | 1.08 kg | 0.62 kg★ |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | manual focus only | VXD |
| Stabilization | ✓ | ✓ |
| Focus | ||
| Min Focus Distance | 500 mm | 150 mm★ |
| Max Magnification | — | 1:2★ |
Pros & Cons
BM Premium SLY500 500mm
- Strong stabilization (82nd percentile)82nd %ile
- Strong versatility (72nd percentile)
- Below average optical (4th percentile)4th %ile
- Below average user sentiment (6th percentile)6th %ile
- Below average af (13th percentile)13th %ile
Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD
- Strong versatility (99th percentile)99th %ile
- Strong optical (95th percentile)95th %ile
- Strong macro (90th percentile)90th %ile
- Strong stabilization (82nd percentile)82nd %ile
Verdict
Scores 93 overall, wins 9 of 9 usage categories and 6 of 21 specs.