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Ultimea Skywave X70 Soundbar vs Klipsch Flexus Core 300

The Ultimea Skywave X70 is the more complete surround package on paper: a 7.1.4 layout with wireless rear speakers and a rated 980 W, at a fraction of the Klipsch's build. The Klipsch Flexus Core 300 is a single premium bar with 13 drivers, four built-in subwoofers, Dirac Live room correction and HDMI 2.1 with 8K pass-through, and its 4.5/5 from 62 ratings reflects a larger, more scrutinized owner base. Buy the Ultimea if you want true rear-channel immersion with minimal wiring; buy the Klipsch if you want the best-sounding single bar, room correction and modern streaming.

  • Choose the Ultimea Skywave X70 if you want discrete wireless surround speakers and a dedicated subwoofer for a real 7.1.4 movie setup without running cable to the back of the room.
  • Choose the Klipsch Flexus Core 300 if you want one premium bar with Dirac Live room correction, built-in bass and HDMI 2.1 8K pass-through, and you don't want rear speakers.

Prices

  • Ultimea Skywave X70 Soundbar: $664.05 at Wellbots (checked today)
  • Klipsch Flexus Core 300: $699.00 at Best Buy (checked today)
  • Difference: the Ultimea Skywave X70 Soundbar is $34.95 cheaper than the Klipsch Flexus Core 300 today
Ultimea
Ultimea Skywave X70 Dolby Atmos 7.1.4 Surround Sound System Soundbar

Ultimea Skywave X70 Soundbar

Ultimea Skywave X70 Dolby Atmos 7.1.4 Surround Sound System Soundbar

4.9(24 ratings)
$664.05at WellbotsObserved at 2:24 AM
See all prices and details
Visit Wellbots
Pros
  • True 7.1.4 with wireless rears for rear-channel effects
  • Separate subwoofer handles low bass
  • Rated 980 W max power
  • Very low profile at 0.67 in tall
  • Bluetooth and HDMI inputs
Cons
  • No room correction
  • No Wi-Fi streaming or voice assistants
  • No 8K or HDR passthrough stated
  • Small rating count
  • Plastic build
Klipsch
Klipsch Flexus Core 300 7.1.4 System

Klipsch Flexus Core 300

Klipsch Flexus Core 300 7.1.4 System

4.5(62 ratings)
$699.00at Best BuyObserved at 2:23 AM
See all prices and details
Visit Best Buy
Pros
  • Dirac Live room correction tailors sound to the room
  • 13 drivers including side- and up-firing
  • Four built-in subwoofers, no sub to place
  • HDMI 2.1 eARC with 8K and HDR passthrough
  • Wi-Fi streaming plus AirPlay 2, Spotify and TIDAL Connect
Cons
  • No discrete rear speakers, so surround is simulated
  • Built-in bass won't match a dedicated subwoofer
  • 54 in wide, needs a wide TV stand
  • Heavier and harder to move
  • No battery or portable use

What separates them

Ultimea Skywave X70 SoundbarKlipsch Flexus Core 300
Channel layout7.1.4 with wireless surround speakers and subwoofer5.1.2 all-in-one bar with side- and up-firing drivers
Room correctionNone advertisedDirac Live, the first soundbar to offer it
BassSeparate wireless subwooferFour built-in subwoofers, no separate sub
Video passthroughHDMI, no 8K or HDR passthrough statedHDMI 2.1 eARC with 8K and HDR passthrough
Streaming and smart controlBluetooth onlyWi-Fi, AirPlay 2, Spotify Connect, TIDAL Connect, Chromecast, Alexa, Google Assistant, Siri
Build and materialsCompact bar, 0.67 in high, plastic-heavyMetal grilles, wood-grain vinyl, 34.5 lbs, 54 in wide
Setup footprintBar plus rear speakers and sub to placeSingle bar, auto-calibration mic included
Owner feedback4.9/5 from 24 ratings4.5/5 from 62 ratings

Price history

$799.00$664.05
Oct 31Nov 9
  • Ultimea Skywave X70 Soundbar: lowest $664.05 on Nov 2 at Wellbots; $664.05 on Nov 9.
  • Klipsch Flexus Core 300: lowest $699.00 on Nov 8 at Best Buy; $699.00 on Nov 9.

Prices at every store

Ultimea Skywave X70 Soundbar

  • Best BuyNew

    In stock

    $799.00Free shippingObserved at 2:24 AM
    Visit Best Buy
  • TargetNew

    In stock

    $799.00Free shippingObserved at 2:24 AM
    Visit Target
  • WellbotsNew

    Availability unknown

    $664.05Observed at 2:24 AM
    Visit Wellbots
  • Mathis HomeNew

    Availability unknown

    $799.00Observed at 2:24 AM
    Visit Mathis Home

Also available at

  • eBayCheck price at eBay

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All 11 stores and price history →

Klipsch Flexus Core 300

  • Best BuyNew

    In stock

    $699.00Observed at 2:23 AM
    Visit Best Buy
  • ABC WarehouseNew

    In stock

    $699.00Observed at 2:23 AM
    Visit ABC Warehouse
  • NeweggNew

    In stock

    $699.00Free shippingObserved at 2:23 AM
    Visit Newegg
  • Macy'sNew

    Availability unknown

    $699.00Observed Nov 8, 2026, 6:43 PM
    Visit Macy's

Also available at

  • WalmartCheck price at Walmart

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All 17 stores and price history →

Specs compared

SpecUltimea Skywave X70 SoundbarKlipsch Flexus Core 300
ColorBlackEbony
Height0.67 in high3 in
WirelessYes—
With Surround SoundYes—
Special PurposeSoundbar—
Dolby Atmos EnabledYes—
OutdoorYes—
ConnectivityBluetooth, HDMI—
Frequency Response20 - 20000 Hz—
Max Wattage980 W—
Bluetooth—Bluetooth 5.3
Connectivity Technology—Wi-Fi, Bluetooth, Wireless
Show all 32 specsShow fewer specs
SpecUltimea Skywave X70 SoundbarKlipsch Flexus Core 300
Ports And Interfaces—USB-C, Ethernet
Wi-Fi—Yes
Assistant Support—Google Assistant, Amazon Alexa, Apple Siri
Smart Functions—Google Cast, Spotify Connect, Tidal Connect
Speaker Placement—Wall-mounted
Audio Configuration—5.1 system
Audio Highlights—Dolby Atmos
Audio Channels—5.1.2-channel
Design Highlights—Modular design

What reviewers say

Ultimea Skywave X70 Soundbar

  • 4.9 / 524 ratings

Rated 4.9 out of 5 from 24 ratings, buyers are largely satisfied.

What people mention
  • Surround effectPraisedOwners say the rear and height channels make films feel enveloping.
  • SetupPraisedBuyers report the wireless speakers pair quickly and cabling is minimal.
  • SizePraisedThe low profile is noted as fitting beneath TVs without blocking the screen.

Klipsch Flexus Core 300

  • 4.5 / 562 ratings

Rated 4.5 out of 5 from 62 ratings, the Core 300 is well liked for its bass and wide Atmos sound from a single bar. Owners treat the size and weight as the main trade-off.

What people mention
  • BassPraisedOwners say the four built-in subwoofers deliver bass a bar this size usually needs a separate sub for.
  • Atmos effectPraisedReviewers describe the up-firing and side-firing drivers as creating a wide, enveloping sound field.
  • Dialogue clarityPraisedHorn-loaded tweeters and a dedicated center channel are credited with keeping voices clear even at loud volumes.
  • Size and weightCriticised

Questions and answers

Which is better for movies with real surround sound?
The Ultimea, because its wireless rear speakers put sound behind you. The Klipsch simulates rear channels from a single bar, which is convincing but not the same.
Is the Klipsch worth stepping up to over the Ultimea?
If you care about room correction, streaming apps and 8K passthrough, yes. Dirac Live and the built-in subwoofers make the Klipsch the more refined single-bar system.
Which has better bass?
The Ultimea's separate subwoofer moves more air for deep movie bass. The Klipsch's four built-in subwoofers are strong for a bar but can't match a dedicated sub.
Which is easier to set up?
The Klipsch. It's one bar with an auto-calibration microphone. The Ultimea needs rear speakers and a subwoofer placed and paired.
Do either support Wi-Fi streaming?
Only the Klipsch. It supports Wi-Fi, AirPlay 2, Spotify Connect, TIDAL Connect and Chromecast. The Ultimea is Bluetooth and HDMI only.
Which lasts longer?
The Klipsch has the sturdier build with metal grilles and a heavier cabinet. The Ultimea's plastic bar and wireless speakers are more likely to show wear.

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  • TCL Q Class 7.1.4 Channel Sound Bar with Dolby Atmos, Wireless Subwoofer, Wireless Surround Speakers, and Ray Danz Technology - Q85H vs Klipsch Flexus Core 300 7.1.4 System

Buying guides that pick them

  • Best 7.1.4 Dolby Atmos soundbars
Material
—
Metal (grilles), Wood grain-textured vinyl (top…
Style—Standalone soundbar, All-in-one soundbar
Driver Size—2.25-inch (side-firing)
Driver Configuration—Side-firing, Front-firing, Up-firing
Driver Type—Horn-loaded tweeter, Side-firing drivers
Number Of Drivers—Four built-in subwoofers
Max Output Power—106 dB maximum output
Output Level (SPL)—106 dB maximum output
Weight—34.5 lbs
Depth—4.9 in
Width—54 in
At 54 inches wide and 34.5 lbs, buyers say it needs a wide stand or a sturdy wall mount.