Opteka 420-800mm
Focal length 420-1600mm
Aperture f/16
Mount Canon EF
Weight 520 g
af type manual focus only
lens type super-telephoto
38 Overall Score
Price £0
Snapshot
Pros & Cons
Pros
- Strong versatility (86th percentile) 86th
- Strong social proof (65th percentile) 65th
Cons
- Below average optical (1st percentile)
- Below average af (15th percentile)
- Below average macro (29th percentile)
- Below average bokeh (35th percentile)
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Owner sentiment has cooled since launch
Based on 7 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Optics
| Type | Super-telephoto |
| Focal Length Min | 420 |
| Focal Length Max | 1600 |
| Elements | 4 |
| Groups | 2 |
| Coating | HD Coated Glass |
Aperture
| Max Aperture | f/16 |
| Min Aperture | f/8.3 |
| Constant | No |
Build
| Mount | Canon EF |
| Format | APS-C |
| Weight | 0.5 kg / 1.1 lbs |
| Filter Thread | 62 |
AF & Stabilization
| AF Type | manual focus only |
| Stabilization | No |
Focus
| Min Focus Distance | 1600 |
vs Competition
| Spec | Opteka 420-800mm | Sigma Contemporary 16-300mm f/3.5-6.7 DC OS | Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | Canon RF 28-70mm f/2.8 IS STM | Panasonic LUMIX S S-R28200 | Nikon NIKKOR AF-S DX NIKKOR 16-85mm f/3.5-5.6G ED VR |
|---|---|---|---|---|---|---|
| Focal Length | 420-1600mm | 16-300mm | 18-300mm | 28-70mm | 28-200mm | 16-85mm |
| Max Aperture | f/16 | f/3.5 | f/3.5 | f/2.8 | f/4 | f/3.5 |
| Mount | Canon EF | Sony E | Fujifilm X | Canon RF | L-Mount | Nikon F |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | false | true | false | true | true | false |
| Weight (g) | 520 | 615 | 92 | 495 | 413 | 59 |
| AF Type | manual focus only | HLA | VXD linear motor | STM | Autofocus | AF-S |
| Lens Type | super-telephoto | zoom | zoom | zoom | macro | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Product | AF | Bokeh | Build | Macro | Optical | Aperture | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| Opteka 420-800mm | 15.3 | 34.8 | 45.3 | 29.4 | 1.3 | 49.6 | 86.4 | 65.1 | 35.6 |
| Sigma Contemporary 16-300mm f/3.5-6.7 DC OS Compare | 54.8 | 84.3 | 57.8 | 86.6 | 98.8 | 77 | 99.6 | 82.9 | 99.1 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.1 | 75.1 | 96.3 | 88.5 | 73.5 | 77 | 99.2 | 82.9 | 80.5 |
| Canon RF 28-70mm f/2.8 IS STM Compare | 85.5 | 86.2 | 67.2 | 77.5 | 84.4 | 83.8 | 77.4 | 87.9 | 98.2 |
| Panasonic LUMIX S S-R28200 Compare | 54.8 | 77.9 | 73.8 | 89.5 | 90.9 | 71.5 | 95.7 | 75.3 | 99.4 |
| Nikon NIKKOR AF-S DX NIKKOR 16-85mm f/3.5-5.6G ED VR Compare | 54.8 | 75.1 | 98.4 | 59.8 | 64.1 | 77 | 94.3 | 87.9 | 92.2 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
