Leica Super-APO-Summicron-SL 21mm f/2 ASPH. Review
Focal Length 21mm
Max Aperture f/2
Mount L-Mount
Stabilization No
Weather Sealed No
Weight 771 g
AF Type Autofocus
Lens Type Ultra Wide-Angle
56.3 Overall Score
Overview
Performance
Pros & Cons
Pros
- Strong optical (84th percentile) 85th
- Strong macro (71th percentile) 74th
- Strong aperture (69th percentile) 69th
Cons
- Below average build (25th percentile) 24th
Specifications
Full Specifications
Optics
| Type | Ultra Wide-Angle |
| Focal Length Min | 21 |
| Focal Length Max | 21 |
| Elements | 14 |
| Groups | 11 |
Aperture
| Max Aperture | f/2 |
| Min Aperture | f/22 |
Build
| Mount | L-Mount |
| Format | Full-Frame |
| Weight | 0.8 kg / 1.7 lbs |
| Filter Thread | 67 |
AF & Stabilization
| AF Type | Autofocus |
| Stabilization | No |
Focus
| Min Focus Distance | 210 |
| Max Magnification | 1:5.3 |
Value & Pricing
Price History
vs Competition
| Spec | Leica Super-APO-Summicron-SL 21mm f/2 ASPH. | Meike Meike 55mm F1.4 Standard Aperture APS-C Frame AF | Viltrox Air VILTROX 35mm F1.7 f/1.7 Air AF Lens for Fuji X | Tamron Di III Tamron 17-70mm f/2.8 Di III-A VC RXD Lens for Sony | Canon RF Canon RF 24mm f/1.8 Macro IS STM Lens | Nikon NIKKOR Z Nikon NIKKOR Z 24-70mm f/2.8 S II Lens (Nikon Z) |
|---|---|---|---|---|---|---|
| Focal Length | 21mm | 55mm | 35mm | 17-70mm | 24mm | 24-70mm |
| Max Aperture | f/2 | f/1.4 | f/1.7 | f/2.8 | f/1.8 | f/2.8 |
| Mount | L-Mount | Nikon Z | Fujifilm X | Sony E-Mount, Sony E-Mount, Sony E-Mount, Sony E-Mount, Sony E-M | Canon RF | Nikon Z |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | false | false | false | false | false | true |
| Weight (g) | 771 | 281 | 400 | 544 | 272 | 676 |
| AF Type | Autofocus | STM | STM | Autofocus | Autofocus | Autofocus |
| Lens Type | Ultra Wide-Angle | - | - | Wide-Angle Zoom | Wide-Angle | Wide-Angle Zoom |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| Leica Super-APO-Summicron-SL 21mm f/2 ASPH. | 46.4 | 63.3 | 23.5 | 74.2 | 85.4 | 68.6 | 37.5 | 51.6 | 37.9 |
| Meike 55mm F1.4 Standard Aperture APS-C Frame AF STM Compare | 95.6 | 81.8 | 81.1 | 89.1 | 67.5 | 88.1 | 37.5 | 89.9 | 87.8 |
| Viltrox Air 35mm F1.7 f/1.7 AF Compare | 95.6 | 73.6 | 63.4 | 93.2 | 74 | 80.5 | 37.5 | 95.1 | 87.8 |
| Tamron Di III 17-70mm f/2.8 -A VC RXD Compare | 46.4 | 59.2 | 64.3 | 77.4 | 90.8 | 54.6 | 92.5 | 95.1 | 87.8 |
| Canon RF 24mm f/1.8 Macro IS STM Compare | 46.4 | 81.8 | 87.6 | 81 | 82.5 | 75.8 | 37.5 | 98 | 99.9 |
| Nikon NIKKOR Z 24-70mm f/2.8 S II Compare | 46.4 | 71.6 | 72.1 | 72.4 | 97 | 54.6 | 85.4 | 98 | 87.8 |