Sigma 28- vs Sigma
Updated July 2026 — Sigma 28- wins on versatility and optical quality, Sigma wins on price and portability.
The Sigma 28-70mm offers versatility and superior optical performance, while the Sigma 30mm excels in low-light conditions at a lower price.
Why Sigma 28- is better
Price
28-70mm offers better overall value despite higher cost
Versatility
28-70mm is a zoom lens suitable for various photography styles
Optical Quality
28-70mm rivals Art line lenses in image quality
Why Sigma is better
Price
30mm is significantly cheaper
Low-light Performance
30mm's F1.4 aperture excels in low-light conditions
Compactness
30mm is smaller and easier to carry
Overall score
Specifications
| Spec | Sigma 28- | Sigma |
|---|---|---|
| Focal Length | 28-70mm | 30mm |
| Aperture | F2.8 | F1.4 |
| Weight | 470g | 265g |
| Lens Type | Zoom | Prime |
| Coating | Nano Porous | Standard |
Dimension comparison
Price Comparison
When comparing the Sigma 28-70mm F2.8 DG DN for Sony E Black and the Sigma 30mm F1.4 Contemporary DC DN Lens for Sony E, the most notable difference is the price. The 28-70mm lens is priced at $859.95, while the 30mm lens is significantly cheaper at $419.00, making it about 51% less expensive. This substantial price difference may be a decisive factor for photographers on a budget or those looking for a more cost-effective option without compromising too much on quality.
Optical Performance
The Sigma 28-70mm F2.8 DG DN is designed to offer exceptional optical performance throughout its zoom range, rivaling the performance of the Art line lenses. The lens is based on the highly regarded 24-70mm F2.8 DG DN | Art, ensuring superb image quality. In contrast, the Sigma 30mm F1.4 Contemporary is a prime lens that excels in low-light conditions thanks to its large aperture of F1.4. This can create impressive depth of field effects, making it ideal for portrait and wedding photography. While both lenses offer high-quality optics, the choice between versatility and specialty may cater to different photographic needs.
Build Quality and Portability
Both lenses boast impressive build quality, but they cater to different requirements in terms of portability. The Sigma 28-70mm features a lightweight and compact body that makes it suitable for daily use, allowing photographers to carry it without much hassle. Additionally, it includes features like internal focusing and a focus mode switch. On the other hand, the Sigma 30mm's compact design also enhances its portability, making it an excellent option for travel. While both lenses are designed for ease of use, the 28-70mm may be more versatile for varied shooting conditions.
Special Features
The Sigma 28-70mm offers several advanced features, including a Nano Porous Coating that helps reduce flare and ghosting, enhancing image clarity in challenging lighting conditions. Its focus mode switch allows for quick adjustments between autofocus and manual focus. The Sigma 30mm, while more straightforward, includes a stepping ring motor that provides fast and accurate autofocus, making it particularly beneficial for video work. Each lens has unique features that cater to different aspects of photography, highlighting the importance of choosing based on specific needs.
Intended Use and Versatility
The Sigma 28-70mm is a versatile standard zoom lens, making it suitable for a wide range of photography styles, from landscapes to portraits. With its focal length range and constant aperture, it adapts well to various shooting situations. In contrast, the Sigma 30mm F1.4 is primarily designed for portrait and low-light photography, excelling in situations where depth of field is crucial. Depending on the photographer's intended use, one lens may prove more beneficial than the other.
Autofocus Performance
Autofocus performance is an essential consideration for many photographers, especially those who shoot fast-moving subjects or video. The Sigma 28-70mm incorporates advanced autofocus technology, ensuring quick and accurate focusing across its zoom range. Meanwhile, the Sigma 30mm features a stepping motor that enhances autofocus speed and accuracy, particularly in video applications. While both lenses perform well in this regard, the choice may depend on whether you prioritize versatility or specialized video performance.
User Experience and Accessories
The user experience can vary significantly between the two lenses. The Sigma 28-70mm's lightweight design and focus mode switch enhance usability, making it easier for photographers to switch shooting styles quickly. Additionally, it boasts superb build quality, which contributes to a more enjoyable shooting experience. The Sigma 30mm comes with essential accessories like a lens hood, rear, and front cap, ensuring that users are equipped for immediate use. While the 30mm is simpler, its compactness and included accessories provide a straightforward user experience.
Which should you buy?
Choosing between the Sigma 28-70mm F2.8 DG DN for Sony E Black and the Sigma 30mm F1.4 Contemporary DC DN Lens for Sony E ultimately depends on your specific needs and budget. If versatility and a broader focal range are your priorities, the 28-70mm is an excellent choice despite its higher price of $859.95. However, if you're looking for a budget-friendly option that excels in low-light conditions and offers a prime lens quality, the 30mm at $419.00 is a compelling option. Consider your shooting style, the importance of low-light performance, and whether you need a zoom or prime lens before making your decision.

