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  1. Home
  2. Soundbar
  3. Compare
  1. Table of Contents
  2. Top
  3. Main Differences
  4. Design
    1. Style - Bar
    2. Style - Subwoofer
    3. Style - Satellites
    4. Dimensions - Bar
    5. Dimensions - Subwoofer
    6. Dimensions - Satellites
    7. Mounting
    8. Build Quality
    9. In The Box
  5. Sound
    1. Stereo Frequency Response
    2. Stereo Frequency Response With Preliminary Calibration
    3. Stereo Soundstage
    4. Stereo Dynamics
    5. Center
    6. Surround 5.1
    7. Height (Atmos)
    8. Sound Enhancement Features
  6. Connectivity
    1. Inputs/Outputs - Bar
    2. Audio Format Support: ARC/eARC
    3. Audio Format Support: HDMI In
    4. Audio Format Support: Optical
    5. Audio Latency: ARC
    6. Audio Latency: HDMI In
    7. Audio Latency: Optical
    8. Video Passthrough To TV
    9. Wireless Playback
  7. Additional Features
    1. Interface
    2. Bar Controls
    3. Remote
    4. Voice Assistants Support
  8. Comments

LG SC9S vs Samsung HW-Q930D

Side-by-Side Comparison

Products

LG SC9S
Samsung HW-Q930D

Tested using Methodology v1.3

Updated Aug 29, 2024 06:10 PM

SEE PRICE
Amazon.com

Tested using Methodology v1.3

Updated Mar 07, 2025 04:28 PM

SEE PRICE
BestBuy.com
LG SC9S Picture
Samsung HW-Q930D Picture
Channels
3.1.3
Channels
9.1.4
  1. Recommended in 6 articles:
  2. Soundbars
  3. Samsung
  4. Dolby Atmos
  5. Music
  6. Dialogue
  7. Movies

Variants

  • SC9S (Black)
  • HW-Q930D (Black)

Review

See LG SC9S Review
See Samsung HW-Q930D Review
16 
27 

Our Verdict

LG SC9S

Samsung HW-Q930D

Full comparison details regarding individual product score sets can be found in the section below

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Black
SC9S
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Black
HW-Q930D
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Black
SC9S
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Black
HW-Q930D
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Black
SC9S
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Black
HW-Q930D
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Black
SC9S
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Black
HW-Q930D
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Black
SC9S
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Black
HW-Q930D
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SC9S
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Black
HW-Q930D
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Main Differences for
Mixed Usage

Threshold 

0.10

Mixed Usage 

7.8
8.3

Surround 5.1 
 

3.7
8.4

Height (Atmos) 
 

3.8
6.5

Center 
 

6.9
8.4

Full Comparison

Design

Style - Bar  

Style photo - bar  

LG SC9S Style photo - bar
Samsung HW-Q930D Style photo - bar
Show text

Style - Subwoofer  

Style photo - sub  

LG SC9S Style photo - sub
Samsung HW-Q930D Style photo - sub

Sub Wireless 
 

Yes
Yes

Enclosure 
 

Ported
Ported
Show text

Style - Satellites  

Style photo - satellites  

LG SC9S Style photo - satellites
Samsung HW-Q930D Style photo - satellites

Satellite Wireless 
 

No
Yes
Show text

Dimensions - Bar  

Dimensions photo - bar  

LG SC9S Dimensions photo - bar
Samsung HW-Q930D Dimensions photo - bar

Width  

38.4" (97.6 cm)
43.7" (111.0 cm)

Height  

2.4" (6.2 cm)
2.3" (5.9 cm)

Depth  

4.9" (12.5 cm)
4.7" (12.0 cm)
Show text

Dimensions - Subwoofer  

Dimensions photo - sub  

LG SC9S Dimensions photo - sub
Samsung HW-Q930D Dimensions photo - sub

Width  

8.7" (22.0 cm)
8.3" (21.0 cm)

Height  

15.4" (39.0 cm)
15.8" (40.1 cm)

Depth  

12.3" (31.2 cm)
15.9" (40.4 cm)
Show text

Dimensions - Satellites  

Dimensions photo - satellites  

LG SC9S Dimensions photo - satellites
Samsung HW-Q930D Dimensions photo - satellites

Width  

N/A
5.1" (13.0 cm)

Height  

N/A
7.9" (20.0 cm)

Depth  

N/A
5.5" (14.0 cm)
Show text

Mounting 
 

Bar Mounting Holes  

LG SC9S Bar Mounting Holes
Samsung HW-Q930D Bar Mounting Holes

Satellite Mounting Holes  

LG SC9S Satellite Mounting Holes
Samsung HW-Q930D Satellite Mounting Holes

Mountable Bar 
 

Yes
Yes

Bar Brackets Included 
 

Yes
Yes

Mountable Satellites 
 

No
Yes

Satellite Brackets Included 
 

No
No
Show text

Build Quality 
 

8.0
8.5

Build quality photo  

LG SC9S Build quality photo
Samsung HW-Q930D Build quality photo
Show text

In The Box 
 

In The Box photo   

LG SC9S In The Box photo
Samsung HW-Q930D In The Box photo
Show text
Sound

Stereo Frequency Response 
 

8.1
8.1

Stereo Setup  

LG SC9S Stereo Setup
Samsung HW-Q930D Stereo Setup

Raw Frequency Response  

See details on graph tool
See details on graph tool

Frequency Response Small  

See details on graph tool
See details on graph tool

Channels 
 

3.1.3
9.1.4

Tested Preset 
 

Standard
Standard

Slope 
 

0.08
0.32

Standard Error 
 

2.77 dB
2.79 dB

Low-Frequency Extension 
 

33.2 Hz
32.2 Hz

High-Frequency Extension 
 

19.3 kHz
19.9 kHz
Show text

Stereo Frequency Response With Preliminary Calibration 
 

8.1
8.1

Frequency Response Calibrated  

See details on graph tool
See details on graph tool

Suggested Preset 
 

Standard
Standard

Suggested Bass Setting 
 

0
0

Suggested Treble Setting 
 

0
0

Slope 
 

0.08
0.32

Standard Error 
 

2.77 dB
2.79 dB

Low-Frequency Extension 
 

33.2 Hz
32.2 Hz

High-Frequency Extension 
 

19.3 kHz
19.9 kHz
Show text

Stereo Soundstage 
 

7.5
7.5

Crosstalk  

See details on graph tool
See details on graph tool

Crosstalk Error 
 

3.26 dB
2.29 dB
Show text

Stereo Dynamics 
 

8.1
8.3

Dynamic Range Compression  

See details on graph tool
See details on graph tool

SPL @ Max Volume 
 

92.0 dB SPL
95.1 dB SPL

DRC @ 90dB 
 

0.35 dB
0.30 dB

DRC @ Max Volume 
 

0.93 dB
1.60 dB
Show text

Center 
 

6.9
8.4

Center Setup  

LG SC9S Center Setup
Samsung HW-Q930D Center Setup

Frequency Response  

See details on graph tool
See details on graph tool

Localization 
 

Discrete
Discrete

Slope 
 

1.71
0.25

Std. Err. 
 

5.24 dB
2.71 dB

SPL @ Max Volume 
 

67.5 dB SPL
89.4 dB SPL

Weighted THD @ 80dB 
 

0.71
0.24

Weighted THD @ Max Volume 
 

3.46
1.49
Show text

Surround 5.1 
 

3.7
8.4

Surround Setup  

LG SC9S Surround Setup
Samsung HW-Q930D Surround Setup

Frequency Response  

See details on graph tool
See details on graph tool

Localization 
 

Stereo (Downmix)
Discrete

Slope 
 

0.15
-0.38

Std. Err. 
 

2.77 dB
2.83 dB

SPL @ Max Volume 
 

71.4 dB SPL
91.7 dB SPL

Weighted THD @ 80dB 
 

0.48
0.52

Weighted THD @ Max Volume 
 

2.65
3.41

7.1 Rears 
 

No
Yes
Show text

Height (Atmos) 
 

3.8
6.5

Height Setup  

LG SC9S Height Setup
Samsung HW-Q930D Height Setup

H Frequency Response  

See details on graph tool
See details on graph tool

Localization 
 

Phantom (Up Firing, Bar)
Phantom (Up Firing, Bar & Satellites)

Slope 
 

2.70
-0.33

Std. Err. 
 

9.03 dB
4.12 dB

SPL @ Max Volume 
 

53.5 dB SPL
85.5 dB SPL

Weighted THD @ 80dB 
 

4.20
0.85

Weighted THD @ Max Volume 
 

0.67
0.74
Show text

Sound Enhancement Features 
 

8.9
9.5

Room Correction 
 

Yes
Yes

Dialogue Enhancement 
 

Yes
Yes

Auto-Volume/Night Mode 
 

Yes
Yes

Subwoofer Level Adjustment 
 

Yes
Yes

Bass Adjustment 
 

Yes
Yes

Treble Adjustment 
 

Yes
Yes

EQ 
 

Presets
Graphic + Presets

Surround Level Adjustment 
 

Yes
Yes

Rear Level Adjustment 
 

No
Yes

Height Level Adjustment 
 

Yes
Yes

Virtual Surround 
 

Yes
Yes
Show text
Connectivity

Inputs/Outputs - Bar 
 

Physical Connections Bar Photo 1  

LG SC9S Physical Connections Bar Photo 1
Samsung HW-Q930D Physical Connections Bar Photo 1

Physical Connections Bar Photo 2  

LG SC9S Physical Connections Bar Photo 2
Samsung HW-Q930D Physical Connections Bar Photo 2

Optical Audio In 
 

1
1

HDMI Out 
 

eARC
eARC

HDMI 2.1 Class Bandwidth 
 

No
No

Full HDMI In 
 

1
1

Analog Audio In 3.5mm (Aux) 
 

No
No

RCA In 
 

No
No

USB for Files 
 

1
No

Ethernet 
 

No
No

Subwoofer Output 
 

No
No
Show text

Audio Format Support: ARC/eARC 
 

10
10

Dolby Atmos 
 

Supported
Supported

Dolby Digital 
 

Supported
Supported

Dolby Digital Plus 
 

Supported
Supported

Dolby TrueHD 
 

Supported
Supported

DTS 
 

Supported
Supported

DTS:X 
 

Supported
Supported

DTS-HD MA 
 

Supported
Supported

PCM Channels 
 

Up To 7.1
Up To 7.1
Show text

Audio Format Support: HDMI In 
 

10
10

Dolby Atmos 
 

Supported
Supported

Dolby Digital 
 

Supported
Supported

Dolby Digital Plus 
 

Supported
Supported

Dolby TrueHD 
 

Supported
Supported

DTS 
 

Supported
Supported

DTS:X 
 

Supported
Supported

DTS-HD MA 
 

Supported
Supported

PCM Channels 
 

Up To 7.1
Up To 7.1
Show text

Audio Format Support: Optical 
 

10
10

Dolby Digital 
 

Supported
Supported

DTS 
 

Supported
Supported

PCM Channels 
 

2.0
2.0
Show text

Audio Latency: ARC 
 

8.3
9.3

ARC Latency Video  

PCM-2.0 ch 
 

63 ms
40 ms

PCM-5.1 ch 
 

66 ms
40 ms

Dolby MAT (PCM) Atmos 
 

65 ms
57 ms

Dolby Digital 
 

98 ms
79 ms

Dolby Digital Plus 
 

87 ms
85 ms

Dolby Digital Plus Atmos 
 

93 ms
90 ms
Show text

Audio Latency: HDMI In 
 

8.9
9.1

HDMI Latency Video  

PCM-2.0 ch 
 

64 ms
41 ms

PCM-5.1 ch 
 

65 ms
44 ms

Dolby MAT (PCM) Atmos 
 

68 ms
63 ms

Dolby Digital 
 

102 ms
102 ms

Dolby Digital Plus 
 

92 ms
93 ms

Dolby Digital Plus Atmos 
 

98 ms
96 ms
Show text

Audio Latency: Optical 
 

7.7
8.4

Optical Latency Video  

PCM-2.0 ch 
 

122 ms
108 ms

Dolby Digital 
 

179 ms
153 ms
Show text

Video Passthrough To TV 
 

8.4
8.8

1080p Max Refresh Rate 
 

120Hz
120Hz

1080p @ 4:4:4 Max Refresh Rate 
 

120Hz
120Hz

4k Max Refresh Rate 
 

120Hz
60Hz

4k @ 120Hz @ 10-Bit 
 

Not Supported
Not Supported

4k @ 4:4:4 Max Refresh Rate 
 

60Hz
60Hz

8k Max Refresh Rate 
 

Not Supported
30Hz

HDR10 Passthrough 
 

Yes
Yes

HDR10+ Passthrough 
 

No
Yes

Dolby Vision Passthrough 
 

Yes
Yes

HDMI Forum VRR Passthrough 
 

Yes
Yes

FreeSync Passthrough 
 

No
Yes

G-SYNC Passthrough 
 

No
Yes

ALLM Passthrough 
 

Yes
Yes
Show text

Wireless Playback 
 

10
10

Bluetooth 
 

Yes
Yes

Wi-Fi Playback 
 

Yes
Yes

Chromecast built-in 
 

Yes
Yes

Apple AirPlay 
 

Yes
Yes

Spotify Connect 
 

Yes
Yes
Show text
Additional Features

Interface 
 

Interface photo  

LG SC9S Interface photo
Samsung HW-Q930D Interface photo

Display 
 

No
Yes
Show text

Bar Controls 
 

Controls photo  

LG SC9S Controls photo
Samsung HW-Q930D Controls photo
Show text

Remote  

Remote photo  

LG SC9S Remote photo
Samsung HW-Q930D Remote photo
Show text

Voice Assistants Support 
 

Amazon Alexa 
 

No
Yes (Built-in)

Google Assistant 
 

No
No

Apple Siri 
 

No
No

Microphone Mute 
 

No
Yes
Show text

Check Price

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SC9S
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HW-Q930D
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SC9S
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HW-Q930D
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SC9S
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LG SC9S

Samsung HW-Q930D

Comments

  1. Comparison

LG SC9S vs Samsung HW-Q930D: Main Discussion

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