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Samsung C Series 2.0 Soundbar vs Ultimea Poseidon M20 Soundbar

Buy the Samsung C series if you want a mainstream soundbar with NFC pairing, USB playback and a large, well-established owner base. Buy the Ultimea Poseidon M20 if space is tight and you want a true 2.1 setup with a dedicated 3-inch subwoofer and 120 W of rated power in a compact bar. The Samsung has the broader connectivity set and the higher rating count; the Ultimea separates its bass channel, which usually gives cleaner low end than a single built-in woofer. Neither is a premium bar, so expect modest surround imaging from both.

  • Choose the Samsung C series if you want NFC tap-to-pair, USB playback and a brand with wide service coverage.
  • Choose the Ultimea Poseidon M20 if you have a small TV stand and want a dedicated subwoofer channel in a compact bar.

Prices

  • Samsung C Series 2.0 Soundbar: $49.99 at eBay (last seen Oct 30)
  • Ultimea Poseidon M20 Soundbar: $49.79 at Walmart (last seen Nov 9)
  • Difference: the Ultimea Poseidon M20 Soundbar is $0.20 cheaper than the Samsung C Series 2.0 Soundbar at the latest prices (Oct 30 and Nov 9)
Samsung
Samsung C series 2.0-Channel Soundbar with Built-in Woofer

Samsung C Series 2.0 Soundbar

Samsung C series 2.0-Channel Soundbar with Built-in Woofer

4.3(2,000 ratings)
$49.99at eBayChecked Oct 30
See all prices and details
Visit eBay

Store links may earn us a commission.

Pros
  • NFC makes Bluetooth pairing a single tap
  • USB port plays files without a phone
  • Optical input suits most TV outputs
  • Large rating base with a solid average
Cons
  • No separate subwoofer, so bass is limited
  • No analog AUX input listed
  • Full-width bar needs more shelf space
Ultimea
ULTIMEA 2.1ch Compact Sound Bar for TV Poseidon M20

Ultimea Poseidon M20 Soundbar

ULTIMEA 2.1ch Compact Sound Bar for TV Poseidon M20

4.2(815 ratings)
$49.79at WalmartChecked Nov 9
See all prices and details
Visit Walmart
Pros
  • Dedicated 3-inch subwoofer gives deeper, cleaner bass
  • Compact bar fits small TV stands and desks
  • 120 W rated power for its size
  • AUX input covers older TVs and PCs
Cons
  • No NFC or USB playback
  • Fewer ratings, so less owner history
  • Single small driver limits midrange detail

What separates them

Samsung C Series 2.0 SoundbarUltimea Poseidon M20 Soundbar
Channel configuration2.0 with a built-in woofer2.1 with a separate 3-inch subwoofer
Rated powerNot published for this model120 W max
ConnectivityBluetooth, NFC, USB, opticalBluetooth, AUX, optical
NFC tap pairingYesNo
USB media playbackYesNo
Analog inputNo AUX listed3.5 mm AUX
FootprintFull-width barCompact bar for small stands and PC desks
Owner feedback volume4.3 from about 2,000 ratings4.2 from about 815 ratings

Price history

$59.99$49.99
Oct 28Nov 9
  • Samsung C Series 2.0 Soundbar: lowest $49.99 on Oct 30 at eBay.
  • Ultimea Poseidon M20 Soundbar: lowest $59.99 on Nov 6 at Macy's; $59.99 on Nov 9.

Prices at every store

Samsung C Series 2.0 Soundbar

  • eBayNew

    Availability unknown

    $49.99Checked Oct 30
    Visit eBay
  • Hyper MicrosystemsNew

    Availability unknown

    $59.77Checked Oct 30
    Visit Hyper Microsystems
  • WalmartNew

    Availability unknown

    $59.77Checked Oct 30
    Visit Walmart
  • eBayNew

    Availability unknown

    $59.77Checked Oct 30
    Visit eBay

Store links may earn us a commission.

All 7 stores and price history →

Ultimea Poseidon M20 Soundbar

  • WalmartNew

    In stockSold by Ultimea LabsReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $49.79Checked Nov 9
    Visit Walmart
  • UltimeaNew

    In stock

    $59.99Checked Nov 9
    Visit Ultimea
  • Macy'sNew

    In stock

    $60.00Checked Nov 9
    Visit Macy's
All 3 stores and price history →

Specs compared

SpecSamsung C Series 2.0 SoundbarUltimea Poseidon M20 Soundbar
WirelessYesYes
ColorBlackBlack
ConnectivityBluetooth, NFC, USB, Optical AudioBluetooth, AUX, Optical Audio
Special PurposeSoundbar—
speaker_channel_configuration—2.1
size—3"
Configuration—2.1 Channel
Max Wattage—120 W

What reviewers say

Samsung C Series 2.0 Soundbar

  • 4.3 / 52,000 ratings

Ratings average 4.3 out of 5 from about 2,000 buyers, a solid score for a budget bar. Owners mostly treat it as a clear step up from TV speakers for the money. Complaints center on bass depth and the lack of HDMI.

What people mention
  • ValuePraisedBuyers see it as a cheap, easy upgrade over TV speakers.
  • BassMixedThe built-in woofer adds some low end, but owners say it does not reach subwoofer depth.
  • SetupPraisedPairing over Bluetooth or optical is reported as quick and simple.
  • ConnectivityCriticisedThe missing HDMI port is the most common complaint.

Ultimea Poseidon M20 Soundbar

  • 4.2 / 5815 ratings

Owners rate it 4.2 out of 5 across 815 ratings and mostly call it a big step up from TV speakers for the money. Complaints center on bass depth and dialogue clarity.

What people mention
  • Sound qualityPraisedOwners say it is a clear upgrade over stock TV speakers for movies and games.
  • BassMixedThe built-in subwoofer helps, but reviewers say it cannot match a separate subwoofer.
  • SetupPraisedOptical and Bluetooth pairing are described as quick and simple.
  • DialogueCriticised

Questions and answers

Which is better for a small living room?
The Ultimea M20. Its compact bar and separate subwoofer fit tight spaces and still deliver bass. The Samsung needs more width but adds USB and NFC.
Which has better bass?
The Ultimea M20, because its 2.1 design dedicates a 3-inch subwoofer to low frequencies. The Samsung's built-in woofer shares the bar with the main drivers.
Do both connect to a TV by optical cable?
Yes. Both have an optical audio input, which is the simplest wired link to most TVs. The Ultimea also has AUX; the Samsung adds USB and NFC.
Is the Samsung worth stepping up to?
Step up if you want NFC pairing, USB playback and a bigger owner base. Skip it if bass depth matters more than inputs.
Which is better for a PC desk?
The Ultimea M20. Its compact size and AUX input suit a desktop setup, and the subwoofer adds body to games and music.
Which lasts longer?
Neither has a documented reliability edge. The Samsung has far more owner ratings, which gives a steadier picture, but both are budget bars with similar expected lifespans.

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More comparisons

  • Samsung C series 2.0-Channel Soundbar with Built-in Woofer vs ULTIMEA 2.2ch Sound Bar for TV
Some owners find voices thin or hard to follow at low volume.