Polk Audio Signa S4 vs LG SLM4R review

Votes 1 1
Rating 5 5

Polk Audio Signa S4 vs LG SLM4R comparison chart

Overall
Polk Audio Signa S4
7.8
5.2
9
6

Polk Audio Signa S4 vs LG SLM4R review

Polk Audio Signa S4
vs
LG SLM4R

Polk Audio Signa S4 vs LG SLM4R comparison definitely makes sense. Based on our rating, Signa S4 has a total rating of 7.8 out of 10 versus 5.2 for SLM4R. The competitors' control buttons are different: power, source, demo, volume down, volume up and power, volume down, volume up, function, respectively.

Audio features

Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Polk Audio Signa S4 has 3.1.2 versus 4.1 for the LG SLM4R. The output power is different and equal to 80 (overall) W for the Signa S4 versus 420 (overall) W for the SLM4R. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Polk Audio Signa S4 got our rating of 5 out of 10, and the LG SLM4R 7 for its audio features and specs.

Streaming services

Spotify support is available on the Signa S4.

Connectivity

Only the Polk Audio Signa S4 can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Only the Signa S4 supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, each of the soundbars received a rating of 6/10.

Features

App control is available in every soundbar. A built-in microphone is present only on the Signa S4. Soundbars do not have Multi-room support.

Multichannel surround

Only the Signa S4 has a Dolby Atmos multichannel audio format support. The soundbars do not support the surround sound technology DTS:X. For multichannel surround Polk Audio Signa S4 got a rating of 9, and LG SLM4R 5 out of 10.

Advantages Polk Audio Signa S4 over LG SLM4R

  • Amazon Music compatible
  • Spotify support
  • WI-FI enabled
  • Audio return channel (HDMI ARC) support
  • Microphone
  • Compatible with Dolby Atmos
Add soundbar to comparison
We didn't find anything to show here

Common

Product

Polk Audio Signa S4
LG SLM4R

Model

Signa S4
SLM4R

Brand

Polk Audio
LG

Reviews

0
0

General

Placement type

table-top, wall-mountable
table-top, wall-mountable

Connection to source

wired, wireless
wired, wireless

Soundbar buttons

power, source, demo, volume down, volume up
power, volume down, volume up, function

Audio features

Built-in channels

3.1.2
4.1

Amplification type

active
active

Output power, W

80 (overall)
420 (overall)

Separate speaker (in package)

0
2

Separate speaker connections

has not
wireless

Subwoofer

Built-in subwoofer

Separate subwoofer (in package)

Separate subwoofer connections

wireless
wireless

Streaming services

Apple Music (AirPlay)

Amazon Music

Spotify

Other streaming services

Pandora, SoundCloud
has not

Connectivity

WI-FI

Bluetooth

Ethernet (RJ45)

0
0

NFC

HDMI input/output

0/1
0/0

HDMI ARC

HDMI eARC

HDMI CEC

Optical digital input/output

1/0
1/0

USB

1 (USB 2.0)
1 (USB 2.0)

Coaxial digital input/output

0/0
0/0

Analog audio input/output (RCA)

0/0
0/0

Headphone output

0
0

Subwoofer output

0
0

Features

Voice control

App control

Microphone

Remote control

Multi-room

Multichannel surround

Dolby Atmos

Dolby (other)

Dolby Digital, Dolby Digital Plus, Dolby TrueHD
Dolby Digital

DTS:X

DTS (other)

DTS HD
DTS Digital Surround

User manual

Manual

N/A

Dimensions

Size (Wx H x D), cm/in

104.6x9.5x6/41.2x3.7x2.4
89 x 5 x 7.6/35.1 x 2.3 x 3.4

Weight, kg/pounds

2.9/6
2.2/5.2

Other

Release year

2021
2020
Polk Audio Signa S4
LG SLM4R
Polk Audio Signa S4
LG SLM4R

Soundbars SoundStrokes Art comparison rating

  • better
  • worse
  • 7.8
  • 5.2
  • 7.8Polk Audio Signa S4
  • 5.2LG SLM4R