OM SYSTEM Olympus M.Zuiko Digital 40- vs VILTROX
Updated July 2026 — OM SYSTEM Olympus M.Zuiko Digital 40- wins on zoom, VILTROX wins on close focus and aperture.
The VILTROX 25mm F1.7 E lens excels in low-light performance and autofocus, making it a better choice for portrait and street photography. The OM SYSTEM Olympus lens is versatile but lacks the same low-light capabilities.
Why OM SYSTEM Olympus M.Zuiko Digital 40- is better
Zoom Range
40-150mm zoom capability
Weight
Lighter than many zoom lenses
Versatility
Suitable for various photography scenarios
Why VILTROX is better
Aperture
Bright f/1.7 for low-light performance
Autofocus
Fast and near-silent STM motor
Close Focus
Minimum focusing distance of 0.33m
Overall score
Specifications
| Spec | OM SYSTEM Olympus M.Zuiko Digital 40- | VILTROX |
|---|---|---|
| Focal Length | 40-150mm | 25mm |
| Max Aperture | f/4-5.6 | f/1.7 |
| Autofocus | High-Speed AF | STM Motor |
| Min Focus Dist. | N/A | 0.33m |
| Image Quality | Good | Excellent |
Dimension comparison
Overview
When choosing between the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R Silver and the VILTROX 25mm F1.7 E, it's essential to consider their unique features and intended uses. The Olympus lens is a versatile zoom option designed for Micro Four Thirds cameras, while the VILTROX lens is a prime lens tailored for Sony E-mount cameras. Both lenses cater to different photography styles and preferences, so understanding their capabilities will help you make an informed decision.
Design and Build Quality
The OM SYSTEM Olympus lens features a sleek silver design and is specifically crafted for Micro Four Thirds system cameras, making it a lightweight and portable option for photographers on the go. In contrast, the VILTROX lens, designed for Sony E-mount cameras, is compact and features an extended lens hood, providing better protection against stray light and enhancing image contrast. Both lenses prioritize portability, but the Olympus lens is particularly notable for its lightweight construction, making it around 12% lighter than many comparable zoom lenses.
Focal Length and Versatility
The OM SYSTEM Olympus lens offers a focal length range of 40-150mm, providing a 3.75x zoom capability that is ideal for capturing distant subjects, landscapes, and portraits. This versatility makes it suitable for a wide range of photography scenarios. On the other hand, the VILTROX lens features a fixed focal length of 25mm, equivalent to approximately 38mm on full-frame cameras. This lens excels in low-light conditions and is perfect for street photography and portraits due to its bright f/1.7 aperture, making it an excellent choice for those who prefer a more focused approach to composition.
Aperture and Low-Light Performance
The VILTROX lens stands out with its bright f/1.7 maximum aperture, which allows for exceptional low-light performance and beautiful background blur. This feature is particularly advantageous for photographers looking to create stunning portraits or shoot in challenging lighting conditions. In comparison, the OM SYSTEM Olympus lens has a maximum aperture range of f/4-5.6, which is adequate for general photography but may not perform as well in low-light scenarios. This difference in aperture gives the VILTROX lens a clear edge, especially for those who frequently shoot in dim environments or desire a shallow depth of field.
Autofocus Capabilities
When it comes to autofocus, the VILTROX lens is equipped with a new STM motor that enables fast, precise, and near-silent autofocus performance. This capability is particularly beneficial for video recording, as it minimizes focus breathing, ensuring smooth transitions. The OM SYSTEM Olympus lens features High-Speed Imager AF (MSC), which also delivers reliable autofocus but may not match the VILTROX's performance in terms of speed and noise levels. Therefore, for videographers and those who prioritize quick focus in their shooting, the VILTROX lens may be the more suitable option.
Minimum Focusing Distance
The VILTROX lens boasts a minimum focusing distance of just 0.33 meters (33cm), allowing photographers to capture stunning close-up shots with incredible detail. This feature enhances the lens's versatility, making it ideal for macro photography and intricate subject matter. In comparison, the OM SYSTEM Olympus lens does not specify a minimum focusing distance, which may limit its capabilities for capturing close-up images. Thus, for those who enjoy macro photography or need to shoot subjects from close range, the VILTROX lens offers a significant advantage.
Price and Value
The OM SYSTEM Olympus lens is priced at $175.99, while the VILTROX lens is slightly more expensive at $176.00. The price difference of just one cent is negligible, making both lenses relatively comparable in terms of cost. However, considering their different features, one might argue that the VILTROX lens offers better value due to its wide aperture and advanced autofocus capabilities. Additionally, the Olympus lens has an average price of about $180.38 over the past 90 days, suggesting that it might be about 2% cheaper than its typical selling price right now.
Which should you buy?
Choosing between the OM SYSTEM Olympus M.Zuiko Digital 40-150mm F4.0-5.6 R Silver and the VILTROX 25mm F1.7 E ultimately depends on your photography style and needs. If you require a versatile zoom lens for various shooting scenarios, the Olympus lens is an excellent choice, especially for landscape and portrait photography. However, if you are looking for a lens that excels in low-light conditions and offers fast autofocus and close-up capabilities, the VILTROX lens is likely the better option. Consider your primary photography focus when making your decision, as each lens has distinct strengths that cater to different preferences.

