Sony FE 100-400mm f/4.5 GM OSS

Sony FE 100-400mm F4.5 GM OSS – professional super-telephoto zoom for sports, wildlife and action. The Sony FE 100-400mm F4.5 GM OSS is a professional G Master super-telephoto zoom lens designed for Sony E-mount full-frame cameras. It is made for photographers and video creators who need strong reach, fast autofocus, high image quality and dependable performance when working with distant or fast-moving subjects. The 100–400 mm zoom range makes it a highly versatile choice for sports, wildlife, birds, aviation, events, travel, reportage and action photography. The key advantage of this lens is its constant F4.5 maximum aperture throughout the entire zoom range. Even at 400 mm, the lens keeps the same light transmission, which is a major benefit compared with many telephoto zoom lenses that become darker at the long end. This helps maintain faster shutter speeds, lower ISO settings and stronger subject separation from the background. The lens is built for professional use, but it is also suitable for demanding enthusiasts who want one high-end telephoto zoom instead of several separate lenses. The internal zoom design helps maintain balance during shooting because the lens does not extend while zooming. This is useful for handheld shooting, monopod work, tripod use and video production.

 

 

 

 

Who is it for?

 

Sony FE 100-400mm F4.5 GM OSS is designed for sports photographers, wildlife photographers, bird photographers, aviation photographers, travel creators, reportage photographers and video creators who need a premium telephoto zoom with flexible framing. For sports, the 100–400 mm range allows quick changes between wider action shots and tight close-ups. It works well for football, basketball, motorsport, athletics, tennis and other fast-moving subjects. For wildlife and bird photography, the 400 mm reach lets you photograph from a safer distance without disturbing the subject. The constant F4.5 aperture provides more light than many standard telephoto zooms, which is important when shooting in early morning, late evening or shaded environments. For video creators, the internal zoom mechanism, optical stabilization and fast autofocus make the lens useful for filming sports, wildlife, documentaries, events and distant subjects while keeping the setup balanced and controlled.

 

 

Main advantages

 

• Professional Sony G Master image quality.
• Versatile 100–400 mm zoom range.
• Constant F4.5 aperture throughout the zoom range.
• Great for sports, wildlife, birds, aviation and events.
• Internal zoom design for better balance.
• Optical SteadyShot image stabilization.
• Fast and precise autofocus.
• Suitable for both photography and video creators.
• Designed for demanding professional use.
• Supports 95 mm front filters and 40.5 mm drop-in filters.
• Strong alternative to heavier fixed super-telephoto lenses.

 

 

 

 

Comparison with alternatives

 

Compared with the older Sony FE 100-400mm F4.5-5.6 GM OSS, the new Sony FE 100-400mm F4.5 GM OSS is brighter at the long end because it maintains a constant F4.5 aperture. This makes it more useful for sports, wildlife and low-light action situations where shutter speed is critical. Compared with the Sony FE 200-600mm F5.6-6.3 G OSS, this lens offers less maximum reach but more brightness, better flexibility at shorter telephoto focal lengths and a more versatile working range. The 200-600 mm is better when maximum reach is the priority, while the 100-400 mm F4.5 GM OSS is a better all-round choice for photographers who need speed, flexibility and a brighter aperture. Compared with fixed super-telephoto lenses, the Sony FE 100-400mm F4.5 GM OSS gives much more framing flexibility. Fixed 300 mm, 400 mm or 600 mm lenses can offer exceptional performance, but they are often larger, heavier, more expensive and less adaptable. This zoom is more practical for photographers who work in changing situations.

 

 

Why choose Sony FE 100-400mm F4.5 GM OSS?

 

Choose this lens if you need a professional Sony telephoto zoom that can handle sports, wildlife, travel, events and action without constantly changing lenses. It combines strong reach, premium G Master optics, a constant F4.5 aperture, optical stabilization and a practical internal zoom design. It is a lens for photographers and video creators who want professional performance, flexible framing and reliable results when the subject is far away or moving fast.

 

 

 

 

 

 

FAQ

Is Sony FE 100-400mm F4.5 GM OSS made for full-frame cameras?

 

Yes, it is designed for Sony E-mount full-frame cameras.

 

 

Can it be used on APS-C Sony cameras?

 

Yes. On APS-C cameras, the angle of view is equivalent to approximately 150–600 mm.

 

 

Is it good for bird photography?

 

Yes, the 400 mm reach, fast autofocus and constant F4.5 aperture make it a strong choice for bird photography.

 

 

Is it suitable for sports?

 

Yes, the 100–400 mm range is very useful for sports because it allows fast framing changes and strong reach.

 

 

Does it have image stabilization?

 

Yes, it features Optical SteadyShot image stabilization.

 

 

Is it suitable for video creators?

 

Yes, the internal zoom design, optical stabilization and fast autofocus make it useful for video creators.

 

 

How does it compare with Sony 200-600mm?

 

The 200-600 mm offers more reach, while the 100-400 mm F4.5 GM OSS is brighter, more flexible and more suitable for mixed shooting situations.

 

 

Can filters be used?

 

Yes, it supports 95 mm front filters and 40.5 mm drop-in filters.

 

 

Specifications

Lens type: super-telephoto zoom lens
Series: Sony G Master
Mount: Sony E
Compatibility: full-frame Sony E cameras
Focal length: 100–400 mm
APS-C equivalent: approx. 150–600 mm
Maximum aperture: F4.5
Minimum aperture: F22
Minimum focus distance: 0.64–1.5 m
Maximum magnification: 0.25x
Image stabilization: Optical SteadyShot
Zoom design: internal zoom
Front filter diameter: 95 mm
Drop-in filter diameter: 40.5 mm
Weight: approx. 1840 g
Colour: white
Suitable for: sports, wildlife, birds, aviation, travel, reportage, video creators