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 CA$199
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 | Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | Nikon NIKKOR AF-S DX NIKKOR 16-85mm f/3.5-5.6G ED VR | Meike 50mm F1.8 Full Frame STM Auto Focus Prime | Canon EF-S 18-135mm f/3.5-5.6 IS USM | Panasonic LUMIX G Vario H-FS12060 |
|---|---|---|---|---|---|---|
| Focal Length | 420-1600mm | 18-300mm | 16-85mm | 50mm | 18-135mm | 12-60mm |
| Max Aperture | f/16 | f/3.5 | f/3.5 | f/1.8 | f/3.5 | f/22 |
| Mount | Canon EF | Fujifilm X | Nikon F | Panasonic Sigma L | Canon EF-S | Micro Four Thirds |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | false | false | false | false | false | true |
| Weight (g) | 520 | 92 | 59 | 297 | 515 | 210 |
| AF Type | manual focus only | VXD linear motor | AF-S | STM | STM | Autofocus |
| Lens Type | super-telephoto | zoom | zoom | prime | zoom | 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 |
| 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 |
| 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 |
| Meike 50mm F1.8 Full Frame STM Auto Focus Prime Compare | 85.5 | 95.9 | 71.2 | 96.1 | 57.2 | 93 | 34 | 52.4 | 80.5 |
| Canon EF-S 18-135mm f/3.5-5.6 IS USM Compare | 85.5 | 75.1 | 45.8 | 32.7 | 79 | 77 | 96.1 | 77.9 | 92.2 |
| Panasonic LUMIX G Vario H-FS12060 Compare | 54.8 | 15.8 | 90 | 81.9 | 72.2 | 24.3 | 93.4 | 87.9 | 96.3 |
Price
Value & Pricing
From CA$199
Amazon.ca 1 offer From CA$199
We started tracking prices for this product on May 1, 2026. The chart appears once we have more data.
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
