Canon RF 28-70mm f/2.8 IS STM
Canon
89 综合评分
vs
Pentax D FA 90mm f/2.8 ED AW SR 90mm
Pentax
59 综合评分
评分
Macro
Landscape
Video Cinema
Professional
Travel
Budget
Wildlife Sports
Portrait
Street
规格
| Canon RF 28-70mm f/2.8 IS STM | Pentax D FA 90mm f/2.8 ED AW SR 90mm | |
|---|---|---|
| Optics | ||
| Type | zoom | telephoto |
| Focal Length Min | 28 mm | 90 mm |
| Focal Length Max | 70 mm | 90 mm |
| Elements | 15 | 11 |
| Groups | 12 | 9 |
| Aspherical Elements | 2★ | — |
| ED Elements | 2★ | — |
| Coating | Super Spectra Coating (SSC) | HD coating |
| Aperture | ||
| Max Aperture | f/22 | f/2.8 |
| Min Aperture | f/2.8 | f/2.8 |
| Constant | ✓ | ✓ |
| Diaphragm Blades | 9 | 9 |
| Build | ||
| Mount | Canon RF | PENTAX 645 AF2 |
| Format | full-frame★ | medium-format |
| Weather Sealed | ✓ | ✓ |
| Weight | 0.49 kg★ | 1.04 kg |
| Filter Thread | 67 mm | 67 mm |
| AF & Stabilization | ||
| AF Type | STM★ | Auto Focus |
| Stabilization | ✓ | ✓ |
| Stabilization Stops | 5.5 stops★ | 3.5 stops |
| Focus | ||
| Min Focus Distance | 239 mm★ | 415 mm |
| Max Magnification | 1:4.2★ | 0.5X |
优缺点
Canon RF 28-70mm f/2.8 IS STM
- Strong stabilization (99th percentile)99th %ile
- Strong user sentiment (98th percentile)98th %ile
- Strong social proof (89th percentile)89th %ile
- Strong af (87th percentile)87th %ile
- Below average aperture (21st percentile)
- Below average bokeh (24th percentile)
Pentax D FA 90mm f/2.8 ED AW SR 90mm
- Strong stabilization (92nd percentile)92nd %ile
- Strong bokeh (87th percentile)87th %ile
- Strong aperture (85th percentile)85th %ile
- Below average versatility (33rd percentile)
价格
Canon RF 28-70mm f/2.8 IS STM0.081每美元得分
vs
Pentax D FA 90mm f/2.8 ED AW SR 90mm0.013每美元得分
Canon RF 28-70mm f/2.8 IS STM 性价比高 6.2 倍
结论
胜出: Canon RF 28-70mm f/2.8 IS STM
Scores 89 overall, wins 8 of 9 usage categories and 8 of 22 specs.
