Sony E-Mount Full-Frame FE 100-400mm f/4.5-5.6 GM OSS G Master Telephoto Lens

Sony E-Mount Full-Frame FE 100-400mm f/4.5-5.6 GM OSS G Master Telephoto Lens

Brand: Sony
Model Number: SEL100400GM
Web Code: 16096006
Sold and shipped by Best Buy

Available to ship

Not available for pickup

Sorry, at this time, this product cannot be picked up in-store.

Please enter a valid postal code.


Even the most far-off subjects are within easy reach thanks to the Sony E-Mount Full-Frame FE GM OSS G Master Telephoto Lens. Offering a 100-400mm focal length and f/4.5-5.6 maximum aperture, it’s ideal for wildlife shots, sporting events, and other distant subjects. It’s further equipped with double linear motors and DDSSM so every shot is sharp and clear.

Manufacturer's Warranty

Check with the manufacturer for details or purchase Best Buy Protection on the next step.

Return Policy

30 days to return or exchange

Condition: Unopened, Opened (a 15% restocking fee will be applied)

Read return policy

What's included:

  • Sel100400Gm Lens
  • Lens Front Cap
  • Lens Rear Cap
  • Lens Hood
  • Soft Lens Case
  • Tripod Mount

Powerful performance for every shot

  • 100mm-400mm (150mm-600mm 35mm focal length equivalent) super-telephoto zoom G Master lens makes it easy to capture long-distance subjects like wildlife and sports in high resolution
  • Designed for use with Sony full-frame E-mount compatible cameras (sold separately)
  • Nine-blade, circular aperture provides a f/4.5-5.6 maximum aperture throughout the zoom range for consistent exposure
  • Sony Nano AR Coating to prevents flare and ghosting so your photos are rendered in crisp clarity
  • Two ED (Extra-low Dispersion) glass elements and one Super ED glass element improve resolution and contrast for incredibly detailed imagery
  • Lens hood is equipped with an access window so you can open or close it for polarizing filter operation while the hood lock switch prevents accidental detachment or rotation
  • Zooming ring, zoom smoothness adjuster, shake compensation switch, and mounting index make operation intuitive

Precision focus control

  • Double linear motors and DDSSM system deliver agile and extremely precise focus lens control
  • Focus hold button, focusing ring, focus-range limiter, and focus mode switch allow for simple focusing and adjustments
  • Built-in Optical SteadyShot image stabilization provides fast focusing, perfect for action shots

Compact and durable

  • Magnesium alloy components and other refinements offer an impressive balance of portability and strength
  • Dust and moisture resistance enables photography in rugged outdoor conditions (note: not guaranteed to be 100% dust-proof or moisture-poof)
  • Fluorine coating helps to prevent dirt and fingerprints from sticking and makes them easy to wipe away if they do occur
  • Included lens cap adds a layer of protection when the lens isn’t in use
  • Removable tripod mount enables versatile shooting options when you’re out in the field
Product Condition
Brand New


Lens Type
Telephoto Zoom
Lens Mount
Sony E
Zoom Focal Length
100 mm - 400 mm
Apparent Focal Length with APS-C/DX Sensor
150 mm - 600 mm
Horizontal Angle of View with 35 mm Sensor
24゚- 6゚10'
Horizontal Angle of View with APS-C/DX Sensor
16° - 4°10'
Maximum Aperture
Minimum Aperture
Closest Focusing Distance
0.98 m (3.22 ft)
Maximum Magnification
0.35 x


Focus Adjustment
Two ED (Extra-low Dispersion) glass elements and one Super ED glass element
Focusing Motor
Linear motor and Direct Drive SSM (DDSSM) for agile, highly precise focus lens control
Manual Focusing
Construction (Elements/Groups)
Diaphragm Blades
9 (Circular) Aperture Blades
Optical SteadyShot
Weather Sealed

Physical Features

Body Construction
Magnesium alloy, Aluminum, Plastic, Polycarbonate
Mount Construction
Filter Attachment Type
Round, bayonet type
Filter Size
77 mm
Maximum Diameter
93.9 mm
Maximum Length
205 mm
1395 g

Camera Compatibility

Compatible Brand
Sony full-frame and APS-C E-Mount Mirrorless ILC (Cameras)
Sony full-frame and APS-C E-Mount Mirrorless ILC (Cameras)
If you find a lower price with another retailer before you buy (or within 30 days of purchase), we’ll gladly match that price. If our own price is reduced within 30 days of purchase, we’ll match it and refund you the difference. Conditions and exclusions apply.