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Sony BDP-S6700 review

A 1080p Blu-ray player with Wi-Fi, apps, Bluetooth and screen mirroring, stated not to play 4K discs.

In brief

Four hundred dollars, and its own bullet says four-K Ultra HD discs are not supported — $102 more than the Sony that reads them, on October 25, 2026. What you are buying is Wi-Fi, apps and screen mirroring on a 1080p player. Key figures: 1080p Blu-ray and DVD player with 4K upscaling and the maker stating 4K Ultra HD discs are not supported, built-in Wi-Fi with Netflix, YouTube and Amazon Prime Video, Dolby and DTS-Master Audio, Bluetooth, Miracast screen mirroring, DLNA home sharing, SongPal multi-room, and one HDMI, one USB, one coaxial and one Ethernet connection. Amazon.com had an offer at $400 on October 25, 2026.

What the maker puts in writing

  • “4K Upscaling: Get the most out of your 4K Ultra HD TV by upscaling the quality of your Blu-ray movies to near 4K quality. 4K Ultra HD discs are not supported”
  • “Playback of HD Blu-ray discs and DVDs”
  • “With fast, stable built-in Wi-Fi, you can wirelessly access your favorite streaming apps and services including Netflix, YouTube, Amazon Prime Video & more”
  • “Inputs/Outputs: 1 HDMI, 1 USB, 1 Coaxial, 1 Ethernet. Features built-in wifi”
  • “Experience HD sound with Dolby and dts-Master Audio… connect via Bluetooth to enjoy wireless listening”
  • “Screen Mirroring: View your Android mobile devices’ content on your TV with Miracast” and “DLNA Home sharing”

The sentence that decides this purchase

“4K Upscaling: … 4K Ultra HD discs are not supported.”

That is Sony’s own bullet, on a four-hundred-dollar player whose title leads with 4K.

The distinction is the most important one on this shelf. Upscaling takes a 1080p image and stretches it to fill a 4K screen — every player here does it, and so does every 4K television, generally just as well. Ultra HD Blu-ray is a physically different disc carrying a genuinely 4K image with roughly four times the picture information, and HDR.

So the title is accurate and invites exactly the wrong conclusion.

And the comparison is within the same brand:

Sony UBP-X700U — $328 — “the unrivalled visual clarity of 4K Ultra HD Blu-ray”, 4K upscaling to 60p, HDR, dual HDMI outputs, HDMI cable included Sony BDP-S6700 — $399.99 — 1080p discs, 4K upscaling, no 4K disc support, Wi-Fi and apps, no cable stated

Seventy-two dollars more for a player that cannot read the disc format in its own title.

What you are actually paying for

The feature list is genuinely the broadest on this shelf, and two items are unique:

Bluetooth output. The player can send sound straight to wireless headphones or a speaker. Nothing else here does it, and for watching late at night without disturbing a house it is the simplest answer available.

Miracast screen mirroring. An Android phone’s screen on the television, with no cable and no app.

Plus Wi-Fi and Ethernet, DLNA home sharing, SongPal multi-room, a coaxial output for an amplifier without HDMI, and 3D.

But the apps are the part that dies first

Streaming on a disc player depends on certificates, DRM renewals and interface changes the manufacturer has to keep shipping. That support ends years before the laser wears out.

The proof is two listings away on this shelf. Sony’s All Region Free model still advertises “the Sony Entertainment Network… Netflix, Pandora, Hulu Plus, and YouTube” — and neither Hulu Plus nor the Sony Entertainment Network exists under those names any more.

A streaming stick costs twenty to fifty dollars, updates continuously, and can be replaced by itself when it stops being supported. A player’s app platform cannot.

Buy the player for discs. Let something else do the apps.

The weight is exactly two pounds

907 g. And the N-NUTROMO Audio on this shelf is also listed at 907 g.

Two unrelated products carrying the same round imperial figure is the mark of a placeholder rather than a measurement. The others here read like measurements: Sony UBP-X700U 3.1 lb (1.4 kg) · Sony BDP-S1700U 816 g (28.8 oz) · Panasonic DMP-BD84P 771 g (27.2 oz) · Panasonic UB420 3.1 lb (1.4 kg) · Panasonic UB820 5.3 lb (2.4 kg).

What is not published

No HDMI cable, where both cheap Sonys and the 4K UBP-X700U include one.

No dual HDMI, which the UBP-X700U and both Panasonics have — and which is how you feed audio to an amplifier that cannot pass 4K video.

No region code, where nine players on this shelf publish one.

No HDR format, which follows: without 4K disc playback there is no HDR to support.

Prices quoted in this text were read on October 4, 2026. The live price is at the top of the page.

Buying it in the United States

Amazon.com lists this model (ASIN B01BTTHXZU) and had an offer at $400 on October 25, 2026. The price box on this page is refreshed live and takes precedence over that figure.

In its favor, and against it

Strengths

  • Bluetooth output, so it can feed wireless headphones directly — unique on this shelf
  • Wi-Fi, Ethernet, DLNA and Miracast screen mirroring, so it reaches a home network properly
  • A coaxial output as well as HDMI, for an amplifier without HDMI

Compromises

  • Its own bullet states 4K Ultra HD discs are not supported, at four hundred dollars
  • $102 more than the Sony UBP-X700U, which does read 4K discs (October 25, 2026)
  • A streaming platform on a disc player, which is the part that ages fastest

Specifications

Disc playbackHD Blu-ray and DVD. The maker states 4K Ultra HD discs are NOT supported
Upscaling4K upscaling of Blu-ray and of online content, and DVD to near HD
Inputs and outputs1 HDMI, 1 USB, 1 coaxial, 1 Ethernet, plus built-in Wi-Fi
StreamingNetflix, YouTube, Amazon Prime Video and more
AudioDolby and DTS-Master Audio; Bluetooth output to headphones and speakers
Screen mirroringMiracast, from Android devices
Home sharingDLNA, and SongPal Link multi-room
3DSupported, stated in the title
Catalog weight907 g (32 oz) — exactly two pounds, a figure that appears twice on this shelf
Dimensions10.8 × 11.5 × 2.76 in (275 × 292 × 70 mm)
Against the maker’s UBP-X700U$102 MORE, and the X700U reads 4K discs (Amazon.com prices, Oct 25, 2026)
HDMI cableNot stated
Dual HDMINo — a single output
RegionNot published
Amazon referenceB01BTTHXZU
EAN0027242892187

What gets asked most

So it does not play 4K discs?

No, and Sony says so in the same bullet that advertises 4K. The full text reads: "4K Upscaling: Get the most out of your 4K Ultra HD TV by upscaling the quality of your Blu-ray movies to near 4K quality. 4K Ultra HD discs are not supported." The distinction is the most important one on this shelf. Upscaling takes a 1080p image and stretches it to fill a 4K screen — every player here does it, and so does every 4K television, usually just as well. Ultra HD Blu-ray is a physically different disc holding a genuinely 4K image with roughly four times the picture information, plus HDR. So the title’s "4K Upscaling" is accurate and invites exactly the wrong conclusion. Sony’s own UBP-X700U at $328 — seventy-two dollars cheaper — publishes "see the unrivalled visual clarity of 4K Ultra HD Blu-ray".

Is the streaming worth the premium?

It is the part of this player that will age fastest, and this shelf shows you how. The features are real: built-in Wi-Fi, Netflix, YouTube, Amazon Prime Video, DLNA home sharing, Miracast mirroring, SongPal multi-room and Bluetooth. But apps on a disc player depend on certificates, DRM renewals and interface changes that the manufacturer must keep shipping — and that support ends years before the laser wears out. The evidence is two listings away: Sony’s All Region Free model still advertises "the Sony Entertainment Network... Netflix, Pandora, Hulu Plus", names that no longer exist. Meanwhile a streaming stick costs twenty to fifty dollars, is updated continuously, and can be replaced on its own. Buy a player for discs, and let something else do the apps.

What is genuinely unique here?

Two things, and both are worth naming fairly. Bluetooth output — "connect via Bluetooth to enjoy wireless listening" — lets the player send sound directly to wireless headphones or a speaker. No other player on this shelf does it, and for late-night watching without disturbing a house it is the simplest solution there is. Miracast screen mirroring — "view your Android mobile devices’ content on your TV" — puts a phone’s screen on the television without cables or an app. Add a coaxial digital output for an amplifier without HDMI, Ethernet as well as Wi-Fi, and 3D support, and the feature list is the broadest on the shelf. The question is only whether those belong on a disc player or on a device you can replace separately for twenty dollars.

Against the 4K Blu-ray players in the same bracket

Between 4K Blu-ray players at a nearby price. Shown: what they all state. A half-filled column says nothing.

Model Price Streaming
Sony BDP-S6700 $400 Netflix, YouTube, Amazon Prime Video and more
Panasonic DP-UB420-K $300 4K VOD from Netflix, YouTube and Prime Video
Sony UBP-X700U $298 Not stated
Sony All Region Free (bundle, ref SONY1130) $217 Names the Sony Entertainment Network and Hulu Plus — see the FAQ

What these 4K Blu-ray players do not share

  • If price decides: Sony All Region Free (bundle, ref SONY1130), at $217.

Who should pick this one, among 4K Blu-ray players

Bluetooth headphones and screen mirroring from a disc player — not 4K discs

Sources

Specifications: the manufacturer sheet and the matching Amazon product page. Prices and availability: Keepa. Every figure on this page names its source.

The method applied to these 4K Blu-ray players