LG OLED65B4PUA + LG S70TY Soundbar: The 2024 Home Entertainment Duo That Hits Different

When you’re investing in a top-tier home theater setup in 2024, you want more than just a big screen and loud sound.

You want something that makes Netflix nights feel like a cinema trip.

Something that makes gaming immersive, and sport look like you’re at the stadium.

That’s where LG’s new OLED65B4PUA 65-inch OLED evo TV and the S70TY Soundbar combo step in.

Together, they hit all the right notes for a premium home entertainment experience.

Let’s break down what makes this duo worth considering — and where they might fall short depending on your needs.


First Look: What You Get

TV: LG OLED65B4PUA OLED evo B4 Series (2024)

  • 65-inch 4K OLED evo Panel
  • a8 AI Processor (2024)
  • Dolby Vision + Dolby Atmos support
  • webOS Smart TV platform
  • Alexa built-in
  • HDMI 2.1 (ideal for gaming)

Soundbar: LG S70TY 3.1.1 ch. with Dolby Atmos

  • 3 channels + 1 subwoofer + 1 center up-firing speaker
  • Dolby Atmos & DTS:X
  • Wireless subwoofer
  • HDMI eARC
  • AI Room Calibration
  • LG WOW Orchestra support (for syncing with LG TVs)

Display & Visual Performance: Why OLED evo Matters

OLED evo is LG’s latest evolution of OLED technology — it’s brighter, sharper, and better at handling HDR content.

The B4 Series is technically LG’s most affordable OLED range for 2024, but don’t let that fool you.

This screen still delivers deep blacks, vivid color, and insane contrast that blows most LED and QLED panels out the water.

Where it shines:

  • 4K content is buttery smooth, thanks to the a8 AI Processor.
  • HDR looks clean — Dolby Vision and HLG are supported.
  • Perfect black levels and no blooming issues like LED panels.
  • Wide viewing angles, so it’s great for movie nights with friends or family.

Notable upgrades from 2023:

  • The a8 processor uses AI to upscale HD/SD content better.
  • Improved brightness control over older B-series panels.
  • Faster UI response when switching apps or sources.

Cons:

  • Brightness still can’t match the top-end G-series or QD-OLEDs.
  • Risk of burn-in if you leave static images (like news tickers) for hours daily.
  • No heatsink (which the G-series has for better longevity).

Smart TV Features & Everyday Usability

This model runs on webOS 24, LG’s updated smart TV operating system.

It’s clean, customizable, and snappy thanks to the upgraded processor.

You’ve got built-in support for:

  • Alexa (hands-free or remote-controlled)
  • Google Assistant (via LG ThinQ app)
  • Apple AirPlay 2 & HomeKit
  • All major streaming apps: Netflix, Disney+, YouTube, Prime Video, Hulu, and more

Remote:
The Magic Remote still works like a Wii controller — point and click to select. Some love it, some find it gimmicky.

Daily wins:

  • Personalized profiles (new in 2024) make it easy to get tailored recommendations.
  • Gaming dashboard shows frame rate, VRR status, and lets you toggle game optimizer presets.
  • Quick card UI lets you jump between TV, streaming, input sources, or soundbar controls fast.

Drawbacks:

  • Ads on the home screen might annoy some users.
  • App store isn’t as rich as Google TV or Roku.

Gaming on the B4 OLED: A Hidden Gem for Console & PC Gamers

This TV might be a stealth favorite for gamers in 2024.

Why? Because it nails the basics and then some:

  • HDMI 2.1 x 2 ports (for PS5, Xbox Series X, gaming PCs)
  • 120Hz refresh rate
  • VRR, ALLM, and G-Sync/FreeSync support
  • Low input lag (~5ms)
  • Game Optimizer UI for fast toggles

You can go from 4K120Hz with HDR to cinematic RPG mode in seconds.

Gamers will love:

  • OLED response time = instant pixel change, no ghosting
  • Black Frame Insertion (BFI) for sharper motion
  • Dolby Vision Gaming support at 120Hz

What’s missing:

  • Only 2 HDMI 2.1 ports (rest are HDMI 2.0), which might be limiting if you’ve got multiple next-gen devices.
  • No heatsink = could throttle brightness in extended gaming marathons.

S70TY Soundbar: A Balanced, Atmos-Ready Companion

Pairing a premium OLED with basic TV speakers is like pouring fine whiskey in a paper cup.

LG’s S70TY Soundbar fixes that.

It’s a 3.1.1 channel system, which means:

  • Left + center + right speakers
  • A wireless subwoofer for bass
  • A dedicated center up-firing speaker for Dolby Atmos height channels

Where it wins:

  • Clear dialogue (thanks to the center channel)
  • Deep, thumping bass for action scenes and music
  • Atmos effects are noticeable, even without rear speakers
  • Works great when synced with the TV using WOW Orchestra
  • eARC support means lossless audio passthrough

Sound quality breakdown:

  • Movie mode: big soundstage, immersive effects
  • Music mode: balanced mids, no harsh treble
  • AI Sound Pro: automatically adjusts sound based on content

Room calibration:
It tunes audio based on your room’s acoustics. Not just volume — but echo control and frequency balance. Pretty impressive for the price point.


Pros & Cons Recap

TV: LG OLED65B4PUA (2024)

Pros:

  • Stunning OLED picture quality with deep blacks
  • Dolby Vision and HDR10 support
  • Fast, smooth webOS with Alexa built-in
  • Great for gaming (4K 120Hz, VRR, G-Sync, low latency)
  • Future-proof connectivity (HDMI 2.1, eARC)

Cons:

  • Lower brightness than G-series or Samsung QD-OLEDs
  • No heatsink for long-session protection
  • Only 2 HDMI 2.1 ports
  • Risk of burn-in with static content

Soundbar: LG S70TY (2024)

Pros:

  • Solid Dolby Atmos performance
  • Clear dialogue + punchy bass
  • Wireless subwoofer = easy setup
  • LG WOW Orchestra syncs perfectly with LG TVs
  • Room calibration improves sound for your space

Cons:

  • No rear speakers (unless you buy them separately)
  • Not ideal for large open rooms (Atmos is limited without rears)
  • No Bluetooth multipoint or smart assistant built-in

Setup Tips for the Perfect Combo

Mounting:
If you’re wall-mounting the TV, the S70TY fits cleanly below it or on a small shelf. It’s minimalist and blends well.

HDMI setup:
Plug the soundbar into the HDMI eARC port on the TV for best audio quality. Use the other HDMI 2.1 ports for your consoles.

WOW Orchestra:
Enable it in the sound settings to get both TV speakers + soundbar working in sync for a bigger soundstage.

Game mode:
When gaming, switch the soundbar to “Game” sound mode and use the TV’s Game Optimizer dashboard for custom settings.


Who Should Buy This Combo?

This combo makes the most sense for:

  • Movie and TV show lovers who want cinematic visuals and surround-like sound
  • Gamers looking for low input lag, high refresh rate, and OLED quality
  • Minimalists who want a clean setup without clutter or rear speakers
  • Smart home users who use Alexa or AirPlay/Google Assistant integrations

It’s not the absolute top-end (LG G4 + full surround system would be), but it’s damn close for less money — and without major compromises.


Final Verdict

In 2024, the LG OLED65B4PUA + S70TY soundbar combo is a smart, premium, and balanced home theater choice.

You get next-gen OLED visuals with rich color and detail.

You get Dolby Atmos sound that’s crisp and impactful without needing a full 7.1 setup.

You get smart features that actually work — not just gimmicks.

Is it perfect? No. But for the price and performance, it’s hard to beat.

If you’re upgrading your living room this year, this is one duo that delivers on all fronts.


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