BENOISON Telephoto 420-800mm
The 420-800mm zoom range on a full-frame F-mount body provides extreme reach for distant subjects, though the manual focus and variable f/8.3-16 aperture demand careful technique and ample light. Its lightweight 717g build and direct F-mount compatibility eliminate the need for adapters, making it a portable option for Nikon DSLR users. This lens is best for hobbyist wildlife observers and moon photographers on a strict budget who are comfortable working entirely in manual mode.
Focal length 420-800mm
Aperture f/16
Mount Nikon F
stabilization Yes
Weight 716 g
af type manual focus only
lens type telephoto
44 Overall Score
Price ¥18,170
Snapshot
Pros & Cons
Pros
- Strong stabilization (81st percentile) 81st
- Strong versatility (71st percentile) 71st
Cons
- Below average optical (15th percentile)
- Below average af (15th percentile)
- Below average build (32nd percentile)
- Below average bokeh (35th percentile)
The proof
Performance
Specifications
Full Specifications
Optics
| Type | telephoto |
| Focal Length Min | 420 |
| Focal Length Max | 800 |
Aperture
| Max Aperture | f/16 |
| Min Aperture | 8.3-16 |
| Constant | No |
Build
| Mount | Nikon F |
| Format | full-frame |
| Weight | 0.7 kg / 1.6 lbs |
| Filter Thread | 62 |
AF & Stabilization
| AF Type | manual focus only |
| Stabilization | Yes |
Focus
| Min Focus Distance | 800 |
vs Competition
| Spec | BENOISON Telephoto 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 | Panasonic LUMIX S S-R28200 | Meike 50mm F1.8 Full Frame STM Auto Focus Prime | Canon RF 3682C002 |
|---|---|---|---|---|---|---|
| Focal Length | 420-800mm | 16-300mm | 18-300mm | 28-200mm | 50mm | 15-35mm |
| Max Aperture | f/16 | f/3.5 | f/3.5 | f/4 | f/1.8 | f/2.8 |
| Mount | Nikon F | Sony E | Fujifilm X | L-Mount | Panasonic Sigma L | Canon RF |
| Stabilization | true | true | true | true | true | true |
| Weather Sealed | false | true | false | true | false | true |
| Weight (g) | 716 | 615 | 92 | 413 | 297 | 840 |
| AF Type | manual focus only | HLA | VXD linear motor | Autofocus | STM | Nano USM |
| Lens Type | telephoto | zoom | zoom | macro | prime | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| BENOISON Telephoto 420-800mm | 15.2 | 34.5 | 32.3 | 40.4 | 15.1 | 49.1 | 71 | 60.9 | 80.5 |
| Sigma Contemporary 16-300mm f/3.5-6.7 DC OS Compare | 54.6 | 84 | 57.8 | 86.5 | 98.8 | 76.8 | 99.6 | 83.1 | 99.1 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.1 | 74.8 | 96.3 | 88.4 | 73.5 | 76.8 | 99.2 | 83.1 | 80.5 |
| Panasonic LUMIX S S-R28200 Compare | 54.6 | 77.7 | 73.8 | 89.5 | 90.9 | 71.2 | 95.6 | 75.4 | 99.4 |
| Meike 50mm F1.8 Full Frame STM Auto Focus Prime Compare | 85.4 | 95.9 | 71.2 | 96.2 | 57.2 | 93 | 34.1 | 49.9 | 80.5 |
| Canon RF 3682C002 Compare | 93.9 | 86 | 41.6 | 33 | 89.9 | 83.7 | 76.1 | 98.2 | 96.3 |
Price
Value & Pricing
From ¥18,170
Amazon.co.jp 1 offer From ¥18,170
We started tracking prices for this product on May 25, 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.
