Fujifilm Fujinon XF23mmF2 R WR - Black vs Sigma 18-
Updated July 2026 — Fujifilm Fujinon XF23mmF2 R WR - Black wins on build and autofocus, Sigma 18- wins on versatility.
The Fujifilm Fujinon XF23mmF2 R WR offers superior image quality and compactness, while the Sigma 18-50mm F2.8 DC DN Contemporary provides versatility with its zoom range.
Why Fujifilm Fujinon XF23mmF2 R WR - Black is better
Image Quality
Fujinon has a simpler optical design for sharper images.
Compactness
Fujinon is lighter at 180 grams.
Autofocus Speed
Fujinon focuses in just 0.05 seconds.
Why Sigma 18- is better
Versatility
Sigma offers a zoom range from 18mm to 50mm.
Optical Performance
Sigma features in-camera aberration correction.
Focal Range
Sigma covers a wider range of photography styles.
Overall score
Specifications
| Spec | Fujifilm Fujinon XF23mmF2 R WR - Black | Sigma 18- |
|---|---|---|
| Focal Length | 23mm | 18-50mm |
| Max Aperture | F2 | F2.8 |
| Weather Sealing | Yes | No |
| Autofocus Speed | 0.05s | N/A |
| Optical Elements | 10 elements | N/A |
Dimension comparison
Overview of the Fujifilm Fujinon XF23mmF2 R WR and Sigma 18-50mm F2.8 DC DN Contemporary
The Fujifilm Fujinon XF23mmF2 R WR is priced at $499.00, while the Sigma 18-50mm F2.8 DC DN Contemporary retails for $587.00, making Sigma about 17% more expensive. Both lenses cater to different types of photography, thus appealing to varied audiences. The Fujinon lens offers a fixed focal length of 23mm, while the Sigma lens provides a versatile zoom range from 18mm to 50mm, enabling greater flexibility in shooting scenarios.
Image Quality and Optical Performance
When it comes to image quality, the Fujifilm Fujinon XF23mmF2 R WR is designed with ten elements in six groups, including two aspherical elements. This design ensures exceptional edge-to-edge sharpness, making it suitable for a variety of subjects, from landscapes to portraits. The Sigma 18-50mm F2.8, on the other hand, boasts superb optical quality and in-camera aberration correction. While both lenses promise excellent image performance, the fixed focal length of the Fujinon may yield sharper images in certain conditions due to its simpler optical design compared to the more complex zoom architecture of the Sigma.
Build Quality and Design
The Fujifilm Fujinon XF23mmF2 R WR is compact and lightweight at just 180 grams, making it a highly portable option for photographers on the go. It is also weather and dust resistant, allowing it to function in temperatures as low as -10 degrees Celsius. In contrast, the Sigma 18-50mm F2.8 is designed for convenience but doesn't mention any weather resistance. Its versatile zoom range is paired with a compact design, but it weighs slightly more than the Fujinon. The build quality of both lenses is commendable, but the Fujifilm lens edges out in terms of weather sealing for outdoor photographers.
Autofocus Performance
The Fujifilm Fujinon XF23mmF2 R WR features fast and silent autofocus, capable of achieving focus in just 0.05 seconds when paired with compatible Fujifilm cameras. This makes it an attractive choice for capturing spontaneous moments. The Sigma 18-50mm F2.8 also offers good autofocus performance, but specifics on its speed are not provided. For those who prioritize quick focusing, especially in fast-paced shooting environments, the Fujinon may be the better option.
Versatility in Photography
The Sigma 18-50mm F2.8 DC DN Contemporary shines in its versatility, offering a focal range that can accommodate a variety of photography styles—from wide-angle shots to closer portraits. This makes it an excellent all-rounder for photographers who prefer a single lens for multiple situations. In comparison, the Fujifilm Fujinon XF23mmF2 R WR, while versatile within its fixed focal length, is more specialized for street and landscape photography. Therefore, the choice between the two largely depends on whether the user values versatility or fixed quality.
Compatibility with Camera Systems
The Fujifilm Fujinon XF23mmF2 R WR is specifically designed for Fujifilm’s X Series digital cameras, ensuring optimal compatibility and performance. The Sigma 18-50mm F2.8 DC DN is designed for Sony E-mount cameras, which may limit its usability for photographers with different camera systems. This specific compatibility could be a deciding factor for users already invested in either system, as switching brands may require additional investment in lenses.
Price Comparison
The Fujifilm Fujinon XF23mmF2 R WR is priced at $499.00, while the Sigma 18-50mm F2.8 DC DN Contemporary is available for $587.00. This price difference of $88 makes the Fujinon lens the more economical choice. For budget-conscious buyers or those who do not require the versatility of a zoom lens, the Fujinon offers excellent value without compromising on quality.
Which should you buy?
In conclusion, the choice between the Fujifilm Fujinon XF23mmF2 R WR and the Sigma 18-50mm F2.8 DC DN Contemporary ultimately hinges on your specific needs as a photographer. If you prioritize image quality, compactness, and fast autofocus, the Fujinon is a solid choice, especially for Fujifilm camera users. However, if versatility and a broader focal range are more critical for your style of photography, the Sigma lens may justify its higher price. Each lens has its strengths, so consider your photographic requirements carefully before making a decision.

