PixelMeter

Compare Lenses

Search lenses by name or brand

1 lens

Clear all
Lenses compared side by side
Certified Keeper Sony FE 400mm f/4.5 GM OSS
93 PixelMeter Score 7 reviews

Pros Pros
  • Outstanding optical sharpness and image quality
  • Exceptionally compact and lightweight design
  • Professional-grade build quality and handling
  • Fast, precise, and reliable autofocus performance
  • Effective image stabilization and teleconverter compatibility
Cons Cons
  • Limited maximum aperture compared to faster lenses
  • Suboptimal manual focus feel and precision
  • Inconvenient tripod foot design lacking Arca-Swiss compatibility
  • Restricted minimum focusing distance
  • Optical and mechanical limitations including focus breathing and chromatic aberration

Launch price Launch price $2,699
Focal length & aperture Focal length & aperture 400mm f/4.5
Mount & coverage Mount & coverage Sony E · Full-Frame
Stabilization Stabilization Optical IS
Close focus Close focus 64 cm (0.18x)
Filter thread Filter thread 95mm
Autofocus motor Autofocus motor XD Linear Motors
Weight & size Weight & size 994g (2 lb 3.1 oz) · 108 x 242 mm (4.25 x 9.53 in)

Announcement date Announcement date September 15, 2026
Launch MSRP Launch MSRP $2,699
Lens mount Lens mount Sony E
Image circle coverage Image circle coverage Full-Frame
Lens type Lens type Prime
Lens line / series Lens line / series GM

Elements Elements 22
Groups Groups 16
Special elements Special elements 1 ED XA, 1 XA, 2 Super ED, 3 ED
Coatings Coatings Nano AR Coating II
Front fluorine coating Front fluorine coating Yes

Focal length (wide) Focal length (wide) 400mm
Focal length (tele) Focal length (tele) 400mm
Max aperture Max aperture f/4.5
Minimum aperture Minimum aperture f/32
Diaphragm blades Diaphragm blades 11

Diagonal angle of view Diagonal angle of view 6° - 10°

Autofocus motor Autofocus motor XD Linear Motors
Minimum focus distance Minimum focus distance 64 cm
Maximum magnification Maximum magnification 0.18x
Focus mechanism Focus mechanism Internal focus

Optical stabilization (OIS) Optical stabilization (OIS) Yes

Aperture ring Aperture ring No
AF/MF switch AF/MF switch Yes

Weight Weight 994g (2 lb 3.1 oz)
Maximum diameter Maximum diameter 108mm (4.25 in)
Length Length 242mm (9.53 in)
Filter thread Filter thread 95mm
Weather sealing Weather sealing Full weather sealing
Internal zoom Internal zoom No
Tripod collar Tripod collar Included

Lens hood Lens hood ALC-SH151, included
Teleconverter compatibility Teleconverter compatibility 1.4x and 2x