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Tamron 17- vs TTARTISAN

Updated July 2026 — Tamron 17- wins on versatility and weight, TTARTISAN wins on price.

Winner

The Tamron 17-70mm f/2.8 offers versatility and superior build quality, while the TTARTISAN 40mm f/2 excels in portability and price. Overall, the Tamron lens is the better choice for most photographers.

Why Tamron 17- is better

Zoom Range

Tamron offers a versatile 17-70mm zoom.

Build Quality

Tamron has moisture-resistant construction.

Aperture Consistency

Tamron maintains f/2.8 throughout zoom.

Why TTARTISAN is better

Price

TTARTISAN is significantly cheaper.

Weight

TTARTISAN is lighter at 167g.

Compactness

TTARTISAN is more portable.

Overall score

Tamron 17-
85
TTARTISAN
70

Specifications

SpecTamron 17-TTARTISAN
Focal Length17-70mm40mm
Max Aperturef/2.8f/2
Zoom TypeZoomPrime
CompatibilitySony ENikon Z
ConstructionMoisture ResistantMetal Build

Dimension comparison

Tamron 17-TTARTISAN

Overview of the Tamron 17-70mm f/2.8 and TTARTISAN 40mm f/2

The Tamron 17-70mm f/2.8 and TTARTISAN 40mm f/2 lenses cater to different needs and shooting styles. Tamron’s lens, priced at $599.00, is a versatile zoom lens designed for Sony APS-C cameras, while the TTARTISAN lens, available at a significantly lower price of $168.00, is a prime lens compatible with Nikon Z-mount cameras.

The Tamron lens boasts a high-speed zoom range from 17mm to 70mm, making it ideal for various photography scenarios. In contrast, the TTARTISAN lens offers a fixed focal length of 40mm, which provides a more specialized approach to capturing images. Each lens features unique strengths that appeal to different types of photographers.

Build Quality and Design

When it comes to build quality, the TTARTISAN 40mm f/2 stands out due to its ultra-portable metal construction, made from premium 5052 aerospace aluminum. Weighing only 167g, this lens is designed for photographers on the go, ensuring durability without the added burden of weight.

In comparison, the Tamron 17-70mm f/2.8 features a moisture-resistant construction and a fluorine coating that enhances its resilience against elements like dust and moisture. While it may be heavier than the TTARTISAN lens, its robust design is intended for serious photographers who may work in various environmental conditions.

Focal Length Versatility

The Tamron 17-70mm f/2.8 offers a remarkable 4.1x zoom ratio, providing a focal length range equivalent to 25.5-105mm in full-frame terms. This versatility makes it an excellent choice for capturing everything from wide-angle landscapes to more intimate portraits and close-ups.

On the other hand, the TTARTISAN 40mm f/2 lens presents a fixed focal length that closely mimics human eye perspective with a 57° full-frame angle. Though it lacks the zoom capabilities of the Tamron lens, its fixed focal length can lead to sharper images in certain scenarios, especially in well-composed shots.

Aperture Performance

The Tamron 17-70mm f/2.8 maintains a constant maximum aperture of f/2.8 throughout its zoom range, allowing for consistent exposure settings across various focal lengths. This feature is particularly beneficial for photographers who switch between wide-angle and telephoto shots without worrying about adjusting their settings.

The TTARTISAN 40mm f/2 lens, while having a slightly larger maximum aperture, excels in low-light conditions. Its f/2 aperture allows for stunning clarity and color reproduction, making it a great companion for nighttime photography or indoor settings where light is limited.

Focusing Capabilities

The Tamron lens incorporates an upgraded VC (Vibration Compensation) system, specifically designed to work with Sony APS-C mirrorless cameras, and even leverages AI for improved video shooting. This makes it a strong contender for videographers looking for smooth, stable footage.

Conversely, the TTARTISAN 40mm f/2 features advanced autofocus performance with an STM motor that ensures smooth focus transitions. Its capabilities for face and eye tracking make it ideal for portrait photography or capturing moving subjects, although it may not have the same level of stabilization as the Tamron.

Pricing and Value

The price difference between these two lenses is significant, with the Tamron 17-70mm f/2.8 priced at $599.00 and the TTARTISAN 40mm f/2 at just $168.00. This represents about a 72% price difference, making the TTARTISAN a more budget-friendly option for photographers who may not require the extensive capabilities of a zoom lens.

However, the value derived from each lens can vary based on the user’s specific needs. The Tamron lens offers a broader range of functionalities, while the TTARTISAN lens provides excellent performance at a fraction of the cost, appealing to casual shooters or those just starting in photography.

Ideal Use Cases

The Tamron 17-70mm f/2.8 is ideal for a wide variety of photography styles, from landscape to portrait and even event photography. Its zoom flexibility makes it suitable for those who prefer not to switch lenses frequently, providing a reliable option for diverse shooting scenarios.

On the flip side, the TTARTISAN 40mm f/2 caters to photographers who enjoy capturing more intimate shots, such as portraits, and appreciate the simplicity of a prime lens. Its fast aperture and compact design make it a great choice for street photography and situations where discretion and mobility are key.

Which should you buy?

Choosing between the Tamron 17-70mm f/2.8 and the TTARTISAN 40mm f/2 ultimately depends on your photography needs and budget. If you value versatility and the ability to shoot in a wide range of scenarios, the Tamron lens is worth the investment. However, if you prefer a lightweight, fixed focal length lens for specific shooting situations, the TTARTISAN lens offers excellent value at a much lower price point. Consider your shooting style and the types of images you wish to capture to make the best decision.