
Sony FE 400-800mm F6.3-8 G OSS
Lens for Sony E-mount · Announced February 2025
Official site on electronics.sony.com (opens the maker's site in a new tab)
- Full frame lens
- Super-telephoto
No live price in United Kingdom yet. We show a price only when a retailer's feed or API sends it: where to look.
- Zoom range: 400–800mm, Full frame lens
- Max aperture: f/6.3–8, Varies with zoom
- Optical stabilisation: Built in
- Autofocus motor: Double Linear
- Weight: 2,475 g
- Weather sealing: Sealed
- Max magnification: 0.23×, Focuses to 1.70 m
FE 400-800mm F6.3-8 G OSS overview
The Sony FE 400-800mm F6.3-8 G OSS is a 400–800mm f/6.3–8 zoom for full-frame cameras on Sony E-mount, announced by Sony in February 2025. 39 cameras we track take it without an adapter.
Going by its spec sheet, it suits wildlife and sport. It is a weaker pick for low light without a tripod and travelling light.
No store we track in the United Kingdom lists it today. It is listed in the United States, Australia and Singapore.
Where to buy the FE 400-800mm F6.3-8 G OSS in United Kingdom
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Reviews
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Expert reviews
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Member stories · FE 400-800mm F6.3-8 G OSS
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Members' own words, not CamCompare's. All member stories
Things to know
- 400–800mm zoom, f/6.3–8 (the widest aperture narrows as you zoom).
- Full frame lens; it also fits the mount's APS-C bodies.
- Autofocus (Double Linear motor); optical stabilisation.
- 2,475 g; 119.8 × 346 mm; 105mm filters; internal zoom (doesn't extend).
- Focuses down to 1.70 m, up to 0.23× magnification.
- Weather sealed.
- No used body-only listings at the stores we track in United Kingdom today: check eBay and the Used filter.
Good for
- Wildlife and sport (800mm-equivalent reach)
Not the best for
- Low light without a tripod (f/6.3 at its widest, though it is stabilised)
- Travelling light (2,475 g)
From the FE 400-800mm F6.3-8 G OSS's published specs, not from a review.
Price history
Price around the world
Cheapest in Australia. Not priced in the UK yet.
Prices are in each market's own currency. Under each: ≈ in GBP at today's exchange rate. Body only; where a market lists only kits, its cheapest kit is shown and marked.
| Market | Lowest new | Lowest used/refurb |
|---|---|---|
| United States | $2,499≈ £1,867 | $2,198≈ £1,642 |
| United Kingdom(you) | — | — |
| Europe | — | — |
| AustraliaCheapest | A$3,373≈ £1,731 | — |
| Singapore | S$3,699≈ £2,156 | — |
Each price is in its own currency, as the store charges it. The ≈ figures are approximate, at today's exchange rate (ECB reference rates, 2026-11-06), rounded, and leave out shipping, import duty, GST/VAT and card fees. A camera bought abroad may not carry a local warranty: see grey-market cameras before you buy.
Used: what it should be worth
We've seen used FE 400-800mm F6.3-8 G OSS prices on 5 days so far. A "should be worth" value appears after a week of used prices.
| Month | Cheapest | Typical | Highest | Days seen |
|---|---|---|---|---|
| Nov 2026 | £1,858.65 | £1,939 | £1,939 | 4 |
| Oct 2026 | £1,842.70 | £1,939 | £1,939 | 1 |
From used and refurbished asking prices at the stores we track, checked every few hours. Confirmed eBay sale prices will be added once eBay grants us access to its sold-listings data.
Videos
Reviews, comparisons and sample footage of the FE 400-800mm F6.3-8 G OSS, on YouTube.
Discussions & forums
What owners say about the FE 400-800mm F6.3-8 G OSS elsewhere, and here.
On CamCompare
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FE 400-800mm F6.3-8 G OSS specifications
Optics
- Focal length
- 400–800mm
- 35mm equivalent
- 400–800mm (full frame)
- Maximum aperture
- f/6.3–8
- Minimum aperture
- f/36
- Made for
- Full frame
- Elements / groups
- 27 / 19
- Aperture blades
- 11
- Closest focus
- 1.70 m
- Max magnification
- 0.23×
Focus & handling
- Autofocus
- Yes (Double Linear)
- Optical stabilisation
- Yes
- Weather sealed
- Yes
- Internal zoom
- Yes
- Aperture ring
- No
- Teleconverter compatible
- Yes
Size & weight
- Weight
- 2,475 g
- Diameter × length
- 119.8 × 346 mm
- Filter thread
- 105 mm
Cameras it fits
All 39 →
Sony
FX5
Full frame · 16.6 MP · 2026
- IBIS
- 5K video

Sony
α7R VI
Full frame · 66.8 MP · 2026
- IBIS
- 8K video

Sony
α7 V
Full frame · 33 MP · 2025
- IBIS
- 4K 120p

Sony
FX2
Full frame · 33 MP · 2025
- IBIS
- 4K 60p

Sony
α1 II
Full frame · 50.1 MP · 2024
- IBIS
- 8K video

Sony
ZV-E10 II
APS-C · 26 MP · 2024
- 4K 60p
- 11 fps