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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

Typically S$3,699 new, from today's stores and the last 90 days

Best priceNew · in stock

S$3,699

at TK Foto

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.

New, it sells for S$3,699 in Singapore (TK Foto).

Where to buy the FE 400-800mm F6.3-8 G OSS in Singapore

TK FotoBest price
NewIn stock
Sony E version
S$3,699
View at TK Foto

Sorted by price, body only first, cheapest in stock first. Kits are listed apart and never counted as the body price. Some links earn us a commission. The Amazon and eBay rows above are ads; the store rows keep their price order.

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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 Singapore 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: about 20% under the Singapore price before shipping and import tax.

Prices are in each market's own currency. Under each: ≈ in SGD at today's exchange rate. Body only; where a market lists only kits, its cheapest kit is shown and marked.

Lowest new and used price of the FE 400-800mm F6.3-8 G OSS in each market, with an approximate conversion into SGD
Market	Lowest new	Lowest used/refurb
United States	$2,499≈ S$3,203	$2,198≈ S$2,817
United Kingdom	—	—
Europe	—	—
AustraliaCheapest	A$3,373≈ S$2,970	—
Singapore(you)	S$3,699	—

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

No used FE 400-800mm F6.3-8 G OSS listings at the stores we track yet. A "should be worth" value appears after a week of used prices.

Lowest new

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.