Tamron 18- vs Viltrox
Updated July 2026 — Tamron 18- wins on stabilization and zoom range, Viltrox wins on price and aperture.
The Tamron 18-300mm lens offers greater versatility and zoom range, while the Viltrox 25mm excels in low-light conditions and affordability.
Why Tamron 18- is better
Zoom Range
Tamron offers a 16.6x zoom range.
Versatility
Suitable for various photography styles.
Image Stabilization
Includes VC for stable shooting.
Why Viltrox is better
Price
Viltrox is significantly cheaper.
Weight
Viltrox is lighter at 170g.
Low-Light Performance
Bright f/1.7 aperture for low-light shooting.
Overall score
Specifications
| Spec | Tamron 18- | Viltrox |
|---|---|---|
| Focal Length | 18-300mm | 25mm |
| Max Aperture | f/3.5-6.3 | f/1.7 |
| Autofocus | VXD | STM |
| Compatibility | Canon R | Sony E |
| Max Magnification | 1:2 | N/A |
Dimension comparison
Overview of the Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD Zoom Lens
The Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD Zoom Lens is a versatile all-in-one lens priced at $599.00. This lens is designed for Canon R APS-C mirrorless cameras, making it suitable for a wide range of photography scenarios. With a 16.6x zoom range, it allows users to capture everything from landscapes to portraits without needing to switch lenses.
In contrast, the Viltrox 25mm F1.7 E is a prime lens specifically designed for Sony E-mount cameras and is priced at $176.00. While it focuses on a single focal length, it provides a bright f/1.7 maximum aperture, which is highly advantageous for low-light photography and achieving a shallow depth of field. This price difference makes the Viltrox lens about 70% cheaper than the Tamron lens, catering to different types of photographers and budgets.
Build and Design
The Tamron 18-300mm lens features a compact and lightweight design, which is ideal for travel and everyday photography. It is built to accommodate the APS-C camera concept and is versatile enough for various shooting conditions. The lens is designed with a focus on usability, incorporating an AF/MF switch and a VC ON/OFF switch, enhancing the shooting experience.
On the other hand, the Viltrox 25mm F1.7 E weighs only 170g, making it an incredibly lightweight option for photographers on the go. Its design prioritizes portability, which is further complemented by its compatibility with multiple Sony E-mount cameras. While the Tamron offers a broader zoom range, the Viltrox’s lightweight build is perfect for casual users who want a lens they can easily carry around.
Performance in Various Conditions
The Tamron lens excels in a variety of photography scenarios, including landscapes, sports, and portrait photography. Its impressive maximum magnification ratio of 1:2 allows for detailed close-up shots, which is remarkable for an all-in-one zoom lens. Additionally, the VC (Vibration Compensation) image stabilization system helps to minimize camera shake, improving the quality of images taken in challenging shooting conditions.
Conversely, the Viltrox 25mm F1.7 E shines in low-light conditions. Its bright f/1.7 maximum aperture not only allows more light to hit the sensor but also provides greater control over depth of field, making it easier to create beautifully blurred backgrounds. This feature is particularly beneficial for portrait photography, where subject isolation is often desired. Thus, the Viltrox lens is tailored for users who often shoot in dim environments.
Autofocus Capabilities
The Tamron 18-300mm lens features a high-speed, high-precision linear motor focus mechanism known as VXD (Voice-coil eXtreme-torque Drive). This system ensures quick and accurate autofocus, which is essential for capturing fast-moving subjects, such as in wildlife or sports photography. The AF/MF switch further enhances user control, allowing for seamless transitions between autofocus and manual focus.
In comparison, the Viltrox lens employs an STM (Stepper Motor) for its autofocus system. This technology provides a quiet autofocus experience, which is particularly useful for video shooting. Additionally, the Viltrox lens supports face and eye recognition, making it easier to achieve sharp focus on subjects' eyes. While both lenses offer solid autofocus capabilities, the choice between them will depend on the specific needs of the photographer, whether they prioritize speed or quiet operation.
Versatility and Use Cases
The Tamron 18-300mm lens is celebrated for its versatility, making it suitable for a broad spectrum of photography styles, from travel to wildlife. The extensive zoom range allows photographers to adapt to various shooting situations without the hassle of changing lenses. This feature is particularly advantageous for those who prefer to travel light while still capturing high-quality images across different focal lengths.
In contrast, the Viltrox 25mm F1.7 E is more specialized. Its fixed focal length may limit its versatility compared to the Tamron, but it excels in specific scenarios, particularly low-light environments and portraiture. The lens is designed for photographers who value depth of field control and those who primarily shoot in well-defined situations. Therefore, while the Tamron offers broad usability, the Viltrox provides specialized capabilities that may appeal to a different audience.
Price and Value Proposition
At $599.00, the Tamron 18-300mm lens is a significant investment, but its extensive zoom range and versatility provide excellent value for serious photographers. The average price over the last 90 days has been approximately $621.44, indicating that the current price offers a fair deal for what the lens delivers in terms of features and performance.
In contrast, the Viltrox 25mm F1.7 E is priced at $176.00, making it an attractive option for budget-conscious photographers. Its average price over the last 90 days is around $172.79, suggesting that it maintains a consistent value. The significant difference in price points reflects the differing target audiences and use cases of each lens, with the Viltrox catering to those looking for affordability without sacrificing quality.
Which should you buy?
Choosing between the Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD Zoom Lens and the Viltrox 25mm F1.7 E ultimately comes down to your photography needs and budget. If you are a versatile photographer who frequently changes shooting scenarios and requires a broad zoom range, the Tamron lens is the better choice despite its higher price. However, if you primarily focus on low-light photography or portraiture and want a lightweight, affordable option, the Viltrox lens provides exceptional value. Each lens has its strengths, making them suitable for different types of photographers.

