Sony FE 1.4x Teleconverter vs Tamron 28-200 F/2.8-5.6 Di III RXD for Sony
Updated July 2026 — Tamron 28-200 F/2.8-5.6 Di III RXD for Sony leads on versatility and weight.
The Sony FE 1.4x Teleconverter is a more specialized tool for extending lens reach, while the Tamron 28-200 offers versatility for various shooting scenarios.
Why Sony FE 1.4x Teleconverter is better
Price
The teleconverter is cheaper at $598.
Optical Quality
Maintains full optical quality with minimal light loss.
Compact Design
Designed specifically for G Master lenses.
Why Tamron 28-200 F/2.8-5.6 Di III RXD for Sony is better
Versatility
All-in-one zoom lens covering 28mm to 200mm.
Aperture
Fast maximum aperture of F2.8.
User Experience
Quiet RXD motor enhances video shooting.
Overall score
Specifications
| Spec | Sony FE 1.4x Teleconverter | Tamron 28-200 F/2.8-5.6 Di III RXD for Sony |
|---|---|---|
| Max Aperture | N/A | F2.8 |
| Focal Length | 1.4x | 28-200mm |
| Compatibility | G Master Lenses | Full Frame/APS-C |
| Moisture Resistance | Yes | Yes |
| Weight | 0.8 lbs | 1.3 lbs |
Dimension comparison
Overview
The Sony FE 1.4x Teleconverter and the Tamron 28-200 F/2.8-5.6 Di III RXD are two versatile options for Sony mirrorless camera users. Priced at $598.00 and $699.00 respectively, the teleconverter provides an effective way to extend the focal length of compatible lenses, while the Tamron lens offers a wide zoom range with a fast aperture. Understanding their features and functionalities can help photographers choose the right tool for their needs.
Design and Build Quality
The Sony FE 1.4x Teleconverter is designed to maintain the full G Master performance of compatible lenses, such as the SEL70200GM and SEL100400GM. It features a compact design and is dust and moisture resistant, making it reliable for outdoor photography. In contrast, the Tamron 28-200 F/2.8-5.6 is lightweight at 20.3 oz and compact at 4.6 inches in length, offering excellent portability. It also includes moisture-resistant construction and a fluorine coating for added durability. While both products prioritize reliability and portability, the Tamron lens offers an all-in-one solution, whereas the teleconverter is specifically meant to enhance existing lenses.
Optical Performance
The Sony FE 1.4x Teleconverter is engineered to retain full optical quality while multiplying the focal length by 1.4x with only a one-stop loss in light. This allows photographers to achieve excellent image quality, particularly in sports and wildlife photography. On the other hand, the Tamron lens features a maximum aperture of F2.8 at the 28mm wide-angle end, making it the world’s first all-in-one zoom lens to achieve this specification. With its precise arrangement of special lens elements, it accommodates high-resolution digital cameras while delivering superb optical performance throughout its zoom range. Each product excels in its intended use, but the teleconverter maintains the integrity of existing lenses, while the Tamron lens provides a versatile zoom with a fast aperture.
Versatility and Use Cases
The Sony FE 1.4x Teleconverter is particularly useful for photographers who own compatible Sony G Master lenses and are looking to extend their focal range without sacrificing quality. It is ideal for capturing distant subjects in sports or wildlife settings, making it a valuable addition for specific use cases. Conversely, the Tamron 28-200 F/2.8-5.6 is an all-in-one zoom lens that allows photographers to cover a wide range of focal lengths, from 28mm to 200mm, making it perfect for travel, daily use, and various photographic applications. This lens breaks conventional limitations and broadens creative possibilities, catering to a more general audience.
Price Comparison
The Sony FE 1.4x Teleconverter is priced at $598.00, whereas the Tamron 28-200 F/2.8-5.6 is available for $699.00. This makes the teleconverter about 14% cheaper than the Tamron lens. While both products are positioned as premium options, the price difference reflects their intended functionalities. The teleconverter serves a specific purpose, while the Tamron lens offers broader capabilities, justifying its higher price point. Photographers should consider their budget and specific needs when weighing these options.
Compatibility
The Sony FE 1.4x Teleconverter is specifically designed to work with compatible Sony E-mount lenses, such as the SEL70200GM and SEL100400GM. This makes it a targeted accessory for users of these lenses, enhancing their capabilities without introducing compatibility issues. In contrast, the Tamron 28-200 F/2.8-5.6 is compatible with a wider range of Sony mirrorless full-frame and APS-C cameras. This broader compatibility allows for greater flexibility in pairing the lens with different camera bodies, making it an appealing choice for users seeking a versatile all-in-one lens solution.
User Experience and Handling
The Sony FE 1.4x Teleconverter maintains the autofocus performance of the compatible lenses it enhances, providing a seamless user experience for photographers. Its lightweight and compact design, combined with its dust and moisture resistance, makes it suitable for outdoor shooting. On the other hand, the Tamron lens features an RXD stepping motor unit that offers exceptional quietness, enhancing the experience during video recording or when shooting in quiet environments. Additionally, the zoom lock switch on the Tamron lens adds convenience for transport. Both products are user-friendly, but the specific features cater to different types of photographers.
Which should you buy?
Choosing between the Sony FE 1.4x Teleconverter and the Tamron 28-200 F/2.8-5.6 depends largely on your photography needs. If you primarily own a compatible Sony G Master lens and are looking to extend its reach for sports or wildlife photography, the teleconverter is a highly effective and cost-efficient option. However, if you seek a versatile all-in-one zoom lens that can handle a variety of shooting scenarios, the Tamron lens provides broader capabilities and a fast aperture, albeit at a higher price. Both products excel in their respective categories, ensuring that photographers can find a suitable option to enhance their creative pursuits.

