Nakamichi Shockwafe Pro 7.1 eARC vs Polk Audio Signa S4 review

Votes 1 1
Rating 5 5

Nakamichi Shockwafe Pro 7.1 eARC vs Polk Audio Signa S4 comparison chart

Overall
Nakamichi Shockwafe Pro 7.1 eARC
5.8
Polk Audio Signa S4
7.8
4
9

Nakamichi Shockwafe Pro 7.1 eARC vs Polk Audio Signa S4 review

Nakamichi Shockwafe Pro 7.1 eARC
vs
Polk Audio Signa S4

If you have already decided that you want to buy a new soundbar, but still don’t know what exactly you want, the Nakamichi Shockwafe Pro 7.1 eARC vs Polk Audio Signa S4 comparison is here to offer you two decent solutions. The Nakamichi Shockwafe Pro 7.1 eARC was rated 5.8, while the Polk Audio Signa S4 has a rating 7.8.

Audio features

Each of the models under consideration has active amplification type. A noticeable difference is the number of channels that Shockwafe Pro 7.1 eARC has 7.1.4 and Signa S4 has 3.1.2. These rivals can be compared in terms of power, 850 (overall) versus 80 (overall) according to devices. The built-in subwoofer is not implemented in any of these models. An external subwoofer can be connected to any of the units in this comparison. Rate 8 out of 10 received the Nakamichi Shockwafe Pro 7.1 eARC for audio features and specs, but the Polk Audio Signa S4 received 5 out of 10.

Streaming services

The Signa S4 can play audio from Spotify.

Connectivity

Wireless Internet connection is realized only in the Signa S4. Soundbars from this comparison have Bluetooth support. There are 1/1 HDMI inputs/outputs in the Nakamichi Shockwafe Pro 7.1 eARC versus 0/1 HDMIs in the Polk Audio Signa S4. As in the Shockwafe Pro 7.1 eARC, so in the Signa S4 there is the HDMI Audio Return Channel (ARC). Connecting devices via USB is possible in both models. We rated the connectivity of the Shockwafe Pro 7.1 eARC at 7 out of 10, while the Signa S4 was rated 6/10.

Features

The manufacturer of the Signa S4 provides a device control application. The Polk Audio Signa S4 equipped with a microphone. The models under consideration cannot become part of a multiroom system.

Multichannel surround

Manufacturers equipped both units with Dolby Atmos audio decoder. The Shockwafe Pro 7.1 eARC can work with surround sound due to DTS:X support. The Shockwafe Pro 7.1 eARC was rated 10/10, while the Signa S4 received a mark of 9/10 for multichannel surround.

Advantages Nakamichi Shockwafe Pro 7.1 eARC over Polk Audio Signa S4

  • Compatible with DTS:X

Advantages Polk Audio Signa S4 over Nakamichi Shockwafe Pro 7.1 eARC

  • Amazon Music compatible
  • Spotify support
  • WI-FI enabled
  • App control
  • Microphone
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Common

Product

Nakamichi Shockwafe Pro 7.1 eARC
Polk Audio Signa S4

Model

Shockwafe Pro 7.1 eARC
Signa S4

Brand

Nakamichi
Polk Audio

Reviews

0
0

General

Placement type

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

Connection to source

wired, wireless
wired, wireless

Soundbar buttons

has not
power, source, demo, volume down, volume up

Audio features

Built-in channels

7.1.4
3.1.2

Amplification type

active
active

Output power, W

850 (overall)
80 (overall)

Separate speaker (in package)

2
0

Separate speaker connections

wireless
has not

Subwoofer

Built-in subwoofer

Separate subwoofer (in package)

Separate subwoofer connections

wireless
wireless

Streaming services

Apple Music (AirPlay)

Amazon Music

Spotify

Other streaming services

has not
Pandora, SoundCloud

Connectivity

WI-FI

Bluetooth

Ethernet (RJ45)

0
0

NFC

HDMI input/output

1/1
0/1

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

1/0
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 TrueHD, Dolby Digital, Dolby Digital Plus
Dolby Digital, Dolby Digital Plus, Dolby TrueHD

DTS:X

DTS (other)

DTS-HD Master Audio, DTS-HD High Resolution Audio, DTS Digital Surround
DTS HD

User manual

Manual

N/A

Dimensions

Size (Wx H x D), cm/in

114.3 x 7.6 x 7.8/45.5 x 3 x 3.6
104.6x9.5x6/41.2x3.7x2.4

Weight, kg/pounds

2.7/6
2.9/6

Other

Release year

2022
2021
Nakamichi Shockwafe Pro 7.1 eARC
Polk Audio Signa S4
Nakamichi Shockwafe Pro 7.1 eARC
Polk Audio Signa S4

Soundbars SoundStrokes Art comparison rating

  • better
  • worse
  • 5.8
  • 7.8
  • 5.8Nakamichi Shockwafe Pro 7.1 eARC
  • 7.8Polk Audio Signa S4

Nakamichi Shockwafe Pro 7.1 eARC competitors

Polk Audio Signa S4 competitors