Panasonic Leica DG Summilux H-X015K 15mm
The bright f/1.7 aperture and three aspherical elements deliver sharp, low-distortion images with strong low-light capability in a 115g metal body. A manual aperture ring and Nano Surface Coating provide tactile control and flare resistance that elevate its premium, compact build. This lens is best for street and travel photographers who prioritize a fast, pocketable 30mm equivalent prime with refined handling.
Snapshot
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.
Based on 32 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Optics
| Type | Prime |
| Focal Length Min | 15 |
| Focal Length Max | 15 |
| Elements | 9 |
| Groups | 7 |
| Aspherical Elements | 3 |
| Coating | Nano Surface Coating |
Aperture
| Max Aperture | f/16 |
| Min Aperture | f/1.7 |
| Constant | Yes |
| Diaphragm Blades | 7 |
Build
| Mount | Micro Four Thirds |
| Format | micro-four-thirds |
| Weather Sealed | No |
| Weight | 0.1 kg / 0.3 lbs |
| Filter Thread | 46 |
AF & Stabilization
| AF Type | Stepping AF motor |
| Stabilization | No |
Focus
| Min Focus Distance | 200 |
vs Competition
The field just got a lot more interesting. The Sigma 16-300mm f/3.5-6.7 DC OS now offers an absurd zoom range in a single walkaround lens, making it a direct threat for travel shooters who hate swapping glass. The Tamron 18-300mm f/3.5-6.3 Di III-A VC VXD brings similar superzoom flexibility with snappy VXD autofocus for Sony E and Fuji X mounts. On the wider end, the Canon RF 15-35mm f/2.8L IS USM remains the gold standard for L-series sharpness and stabilization, though it costs a mint. The Panasonic Leica DG Vario-Elmarit 50-200mm f/2.8-4.0 is a sleeper hit for Micro Four Thirds users who want pro-grade reach without the bulk. And the Nikon AF-S DX 16-85mm f/3.5-5.6G ED VR still holds its own as a budget-friendly all-rounder for older F-mount bodies. Our pick sits somewhere in the middle, balancing range, speed, and price better than most, but the Sigma and Tamron are breathing down its neck.
| Spec | Panasonic Leica DG Summilux H-X015K 15mm | Sigma Contemporary 18-50mm f/2.8 DC DN | Tamron Di III 17-70mm f/2.8 Di III-A VC RXD | Nikon NIKKOR Z 17-28mm f/2.8 | Sony E PZ 16-50mm f/3.5-5.6 OSS | Viltrox Air AF 14mm F4.0 Air |
|---|---|---|---|---|---|---|
| Focal Length | 15mm | 18-50mm | 17-70mm | 17-28mm | 16-50mm | 14mm |
| Max Aperture | f/16 | f/2.8 | f/2.8 | f/2.8 | f/3.5 | f/4 |
| Mount | Micro Four Thirds | Sony E | Sony E | Nikon Z | Sony E | Nikon Z |
| Stabilization | false | false | true | false | true | true |
| Weather Sealed | false | true | true | true | true | true |
| Weight (g) | 115 | 290 | 544 | 450 | 107 | 185 |
| AF Type | Stepping AF motor | stepping motor | RXD | Stepping Motor | Autofocus | STM |
| Lens Type | prime | zoom | zoom | zoom | zoom | wide-angle |
| Compare | Compare | Compare | Compare | Compare |
| Product | AF | Bokeh | Build | Macro | Optical | Aperture | User Sentiment | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| Panasonic Leica DG Summilux H-X015K 15mm | 87.6 | 28.1 | 95.9 | 82.7 | 66.8 | 39.8 | 90.8 | 33.6 | 77.3 | 36.7 |
| Sigma Contemporary 18-50mm f/2.8 DC DN Compare | 87.6 | 80.4 | 86.5 | 90.8 | 82.5 | 82.8 | 80.5 | 78.5 | 90.1 | 36.7 |
| Tamron Di III 17-70mm f/2.8 Di III-A VC RXD Compare | 53.7 | 85.7 | 69.8 | 84.9 | 91 | 82.8 | 63.5 | 89.4 | 86 | 82.4 |
| Nikon NIKKOR Z 17-28mm f/2.8 Compare | 87.6 | 85.7 | 76 | 84.9 | 88.4 | 82.8 | 90.8 | 68 | 71.4 | 36.7 |
| Sony E PZ 16-50mm f/3.5-5.6 OSS Compare | 53.7 | 73.7 | 98.6 | 43.2 | 69 | 75.9 | 63.5 | 83.1 | 82 | 93.5 |
| Viltrox Air AF 14mm F4.0 Air Compare | 87.6 | 62.9 | 94.7 | 54.2 | 84.6 | 64.6 | 63.5 | 33.6 | 82 | 82.4 |
