Sony Electronics has officially announced two new G Master super‑telephoto primes: the FE 400mm F4.5 GM OSS and the FE 600mm F6.3 GM OSS. Both lenses are designed for the Alpha full‑frame E‑mount system and are claimed to be the lightest in their class.
The FE 400mm F4.5 GM OSS is listed at $2699, while the FE 600mm F6.3 GM OSS is $3699. They are available for pre-order as of today, with initial orders expected to begin shipping October 8.
Check availability from the links below:
Sony FE 400mm F4.5 GM OSS at B&H Photo,
Sony FE 400mm F4.5 GM OSS on Amazon,
Sony FE 400mm F4.5 GM OSS at Adorama,
Sony FE 600mm F6.3 GM OSS at B&H Photo,
Sony FE 600mm F6.3 GM OSS on Amazon,
Sony FE 600mm F6.3 GM OSS at Adorama,
Compact Super‑Telephoto Design
The FE 400mm F4.5 GM OSS measures 108 × 242mm and weighs ~994g, while the FE 600mm F6.3 GM OSS measures 108 × 263mm and weighs ~995g. Sony emphasizes the balanced center of gravity, positioned closer to the camera body, making handheld shooting more comfortable for wildlife, birding, and sports photographers.
- FE 400mm F4.5 GM OSS – 994g, 242mm length
- FE 600mm F6.3 GM OSS – 995g, 263mm length
- Both lenses: 108mm barrel diameter
- Optical SteadyShot stabilization
- Compatible with SEL14TC (1.4×) and SEL20TC (2×) teleconverters
Optical Performance
Both lenses incorporate three Super ED elements and one ED element, with Sony’s Nano AR Coating II to reduce flare and ghosting. An 11‑blade circular diaphragm delivers smooth G Master bokeh, while spherical aberration is optimized during design and manufacturing.
Autofocus and Stabilization
- Two XD Linear Motors for fast, precise, and quiet autofocus
- Compatible with Alpha 9 III continuous shooting at up to 120fps
- Built‑in OSS with coordinated Active Mode stabilization
- Breathing compensation support for video recording
Handling and Controls
Sony highlights intuitive operation with four customizable focus‑hold buttons, a function ring, focus‑range limiter, Full‑time DMF, AF/MF switch, and OSS mode switch. Dust‑ and moisture‑resistant construction plus a fluorine front coating support outdoor use.
Pricing and Availability
- FE 400mm F4.5 GM OSS – $2,699.99 USD / $3,579.99 CAD
- FE 600mm F6.3 GM OSS – $3,699.99 USD / $4,999.99 CAD
- Availability: October 2026
Preorder Sony Super‑Telephoto Lenses
Sony FE 400mm F4.5 GM OSS at B&H Photo,
Sony FE 400mm F4.5 GM OSS on Amazon,
Sony FE 400mm F4.5 GM OSS at Adorama,
Sony FE 600mm F6.3 GM OSS at B&H Photo,
Sony FE 600mm F6.3 GM OSS on Amazon,
Sony FE 600mm F6.3 GM OSS at Adorama,
Sony 1.4× Teleconverter at B&H Photo,
Sony 1.4× Teleconverter on Amazon,
Sony 1.4× Teleconverter at Adorama,
Sony 2× Teleconverter at B&H Photo,
Sony 2× Teleconverter on Amazon,
Sony 2× Teleconverter at Adorama.
Editorial Analysis
The FE 400mm F4.5 GM OSS and FE 600mm F6.3 GM OSS represent Sony’s push toward lightweight super‑telephoto primes. At under 1kg each, they are significantly lighter than Nikon’s competing Z 400mm f/4.5 VR S and Z 600mm f/6.3 VR S. For wildlife and sports shooters, this weight reduction could mean the difference between handheld flexibility and tripod dependence. Autofocus compatibility with Alpha 9 III at 120fps positions these lenses for professional action photography, while OSS and breathing compensation make them equally relevant for video creators.
Ultimately, Sony’s new primes expand the G Master lineup with tools that balance portability, optical performance, and professional control. Their success will depend on real‑world testing in challenging conditions, but the specifications suggest they are among the most practical super‑telephoto options available for E‑mount shooters today.
For more context, see our Sony FE 400mm coverage, Sony FE 600mm coverage, and our lens category section.
See also our Sony Rumors archive, the Sony E‑mount system guide, and best Sony E‑mount lenses roundup.
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