Sigma 18- vs AOM Sony SELP1650 16-
Updated July 2026 — Sigma 18- wins on price and weight, AOM Sony SELP1650 16- wins on aperture.
The Sigma lens offers superior optical performance and versatility, while the Sony lens is a budget-friendly option with useful features for beginners.
Why Sigma 18- is better
Optical Quality
Sigma lens has superior optical performance.
Aperture
Sigma features a constant f/2.8 aperture.
Versatility
Sigma offers a broader focal range.
Why AOM Sony SELP1650 16- is better
Price
Sony lens is significantly cheaper.
Portability
Sony lens has a retractable design.
Stabilization
Sony lens includes Optical SteadyShot.
Overall score
Specifications
| Spec | Sigma 18- | AOM Sony SELP1650 16- |
|---|---|---|
| Focal Range | 18-50mm | 16-50mm |
| Aperture | f/2.8 | f/3.5-5.6 |
| Stabilization | No | Yes |
| Weight | 290g | 116g |
| Build Quality | High | Medium |
Dimension comparison
Introduction
When it comes to choosing a versatile lens for your Sony camera, the Sigma 18-50mm F2.8 DC DN Contemporary and the Sony SELP1650 16-50mm OSS Lens stand out as popular options. Each lens offers unique features, making them suitable for different photography needs. This comparison will help you decide which lens is right for you.
Price Comparison
The Sigma 18-50mm F2.8 DC DN Contemporary retails for $587.00, while the Sony SELP1650 16-50mm OSS Lens is significantly more budget-friendly at $199.96. This means that the Sigma lens is approximately 194% more expensive than the Sony lens. If you are working with a tight budget or are just starting in photography, the Sony lens presents a compelling choice without sacrificing essential features. However, if you are willing to invest more for advanced capabilities, the Sigma lens may be worth the additional cost.
Optical Performance
The Sigma 18-50mm F2.8 DC DN Contemporary boasts superb optical quality and features in-camera aberration correction, ensuring that your images are sharp and free from distortions. This lens excels in low-light conditions thanks to its constant aperture of f/2.8, allowing for better light capture and depth of field control. Conversely, the Sony SELP1650 offers an aperture range of f/3.5-5.6, which may limit its performance in darker settings. While the Sony lens is still capable of delivering decent image quality, the Sigma's optical performance is designed for those who prioritize clarity and detail.
Versatility
The Sigma 18-50mm lens has a versatile focal range of 18-50mm, which translates to a 27-75mm equivalent on a full-frame camera. This range is ideal for various photography styles, from landscapes to portraits. In contrast, the Sony SELP1650 covers a focal length of 16-50mm, which equals a 24-75mm equivalent. Although both lenses serve similar purposes, the Sigma lens offers a broader aperture and slightly longer focal length, giving it an edge in versatility.
Build Quality
The Sigma 18-50mm F2.8 is designed to be small and light, making it convenient for photographers who are often on the move. Its compact design does not compromise on build quality, ensuring durability. The Sony SELP1650 also features a retractable design, which aids in portability. However, the materials and construction quality of the Sigma lens may suggest a more robust build, catering to professional users who require reliability in various shooting conditions.
Special Features
The Sigma 18-50mm lens integrates the latest technology for optimal performance, including advanced lens coatings that enhance image quality. It also supports in-camera aberration correction, making it easier for users to achieve the desired results without extensive post-processing. The Sony SELP1650, however, comes equipped with Optical SteadyShot image stabilization and a power zoom mechanism, which can be particularly beneficial for video shooting. While the Sigma lens focuses on optical excellence, the Sony lens offers features that may appeal to those interested in videography.
Compatibility
The Sigma 18-50mm F2.8 DC DN Contemporary is specifically designed for Sony E mount cameras, ensuring seamless compatibility across a wide range of models. The Sony SELP1650 also supports E-mount cameras and is compatible with numerous models, including the Alpha series. However, the expansive compatibility of the Sony lens with various camera models makes it a more versatile choice for users who may upgrade their camera systems in the future.
User Experience
Users of the Sigma 18-50mm lens often praise its optical performance and ease of use, especially in low-light situations. The lens is favored by those who need a reliable, high-quality option for professional work. On the other hand, the Sony SELP1650 lens is recognized for its user-friendly features, such as the power zoom, which can enhance the shooting experience for beginners. While both lenses have their strengths, the choice ultimately depends on the photographer's experience level and specific needs.
Which should you buy?
Deciding between the Sigma 18-50mm F2.8 DC DN Contemporary and the Sony SELP1650 16-50mm OSS Lens largely depends on your budget and intended use. The Sigma lens is priced at $587.00 and is aimed at those who prioritize optical quality and versatility. In contrast, the Sony lens is much more affordable at $199.96 and offers features like optical stabilization, making it an excellent choice for beginners or those on a budget. If you seek superior optical performance and are willing to invest, the Sigma lens is the clear winner. However, if you're looking for a more economical option without compromising too much on performance, the Sony lens is an attractive alternative.

