New
Kosiy 20100
Focal length 105mm
Weight 630 g
34 Overall Score
Price ₹92,069
Snapshot
Pros & Cons
Pros
- Strong aperture (70th percentile) 70th
- Strong bokeh (68th percentile) 68th
Cons
- Below average macro (12th percentile)
- Below average build (16th percentile)
- Below average optical (18th percentile)
- Below average versatility (34th percentile)
The proof
Performance
Specifications
Full Specifications
Optics
| Focal Length Min | 105 |
| Focal Length Max | 105 |
Aperture
| Min Aperture | f/2.8 |
Build
| Weight | 0.6 kg / 1.4 lbs |
vs Competition
| Spec | Kosiy 20100 | Canon RF RF16-28mm F2.8 IS STM | Panasonic Lumix S Pro S-R1635 | Laowa 58mm f/2.8 2X Ultra-Macro APO | Nikon NIKKOR Z 40mm f/2 | 7Artisans AF135mm F1.8 |
|---|---|---|---|---|---|---|
| Focal Length | 105mm | 16-28mm | 16-35mm | 58mm | 40mm | 135mm |
| Max Aperture | - | f/22 | f/4 | f/2.8 | f/16 | f/16 |
| Mount | - | Canon RF | L-Mount | Sony E | Nikon Z | Nikon Z |
| Stabilization | false | true | false | false | false | true |
| Weather Sealed | false | true | true | false | false | true |
| Weight (g) | 630 | 454 | 499 | 590 | 170 | - |
| AF Type | - | STM | double-magnet linear motor | - | Autofocus | STM |
| Lens Type | - | zoom | zoom | - | prime | telephoto |
| Compare | Compare | Compare | Compare | Compare |
| Product | AF | Bokeh | Build | Macro | Optical | Aperture | Versatility | Stabilization |
|---|---|---|---|---|---|---|---|---|
| Kosiy 20100 | 54.6 | 68.4 | 16.3 | 11.8 | 18.4 | 69.8 | 33.6 | 37.9 |
| Canon RF RF16-28mm F2.8 IS STM Compare | 86.9 | 25.9 | 73.2 | 78 | 93.1 | 22.6 | 68.7 | 98.5 |
| Panasonic Lumix S Pro S-R1635 Compare | 98 | 80.1 | 69.9 | 41.5 | 68.6 | 69.8 | 74.9 | 37.9 |
| Laowa 58mm f/2.8 2X Ultra-Macro APO Compare | 54.6 | 93.7 | 44.7 | 94.5 | 58.2 | 85.7 | 33.6 | 37.9 |
| Nikon NIKKOR Z 40mm f/2 Compare | 54.6 | 41.2 | 87.8 | 73.2 | 48.9 | 45.8 | 33.6 | 37.9 |
| 7Artisans AF135mm F1.8 Compare | 86.9 | 51.8 | 58.9 | 50 | 91.3 | 45.8 | 33.6 | 83.2 |
Price
Value & Pricing
From ₹92,069
Amazon.in 1 offer From ₹92,069
We started tracking prices for this product on Jul 18, 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.
