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  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
    10. Back - Bar
    11. Back - Subwoofer
    12. Back - Satellites
  5. Sound
    1. Stereo Frequency Response
    2. Stereo Frequency Response With Preliminary Calibration
    3. Stereo Soundstage
    4. Stereo Dynamics
    5. Stereo Total Harmonic Distortion
    6. Center
    7. Surround 5.1
    8. Height (Atmos)
    9. 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. Latency
    6. Video Passthrough To TV
    7. Wireless Playback
    8. Connectivity - Subwoofer
    9. Connectivity - Satellites
  7. Additional Features
    1. Interface
    2. Bar Controls
    3. Remote
    4. Voice Assistants Support
    5. App
    6. Other Features
  8. Comments

Sony HT-X8500 vs Vizio M Series M215aw-K6

Side-by-Side Comparison

Products

Sony HT-X8500
Vizio M Series M215aw-K6

Tested using Methodology v1.2

Updated Apr 09, 2024 01:57 PM

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Tested using Methodology v1.0

Updated May 29, 2023 03:14 PM

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Sony HT-X8500 Picture
Vizio M Series M215aw-K6 Picture

Variants

  • HT-X8500
  • M215aw-K6 (Black)

Our Verdict

Sony HT-X8500

Vizio M Series M215aw-K6

The Vizio M Series M215aw-K6 is a better 2.1 Atmos soundbar than the Sony HT-X8500. The Sony's standalone design is nice if you're low on space, but since the Vizio comes with a dedicated subwoofer, it adds more bass to the mix. The Vizio has more sound enhancement features, and its stereo soundstage is better.

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HT-X8500
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Notice: Two or more of the products selected have been tested with different test methodologies, so some of the results below aren't directly comparable. Learn how our test benches and scoring system work, and read more about the latest changes to our soundbars test methodology.

Main Differences for

Threshold 

0.10

Mixed Usage 

6.8
7.6

Stereo Frequency Response 
 

6.8
8.2

Stereo Soundstage 
 

6.0
7.0

Full Comparison

Design

Style - Bar  

Style photo - bar  

Sony HT-X8500 Style photo - bar
Vizio M Series M215aw-K6 Style photo - bar

Show text

Style - Subwoofer  

Style photo - sub  

Sony HT-X8500 Style photo - sub
Vizio M Series M215aw-K6 Style photo - sub

Sub Wireless 
 

No
Yes

Enclosure 
 

Integrated
Ported

Show text

Style - Satellites  

Style photo - satellites  

Sony HT-X8500 Style photo - satellites
Vizio M Series M215aw-K6 Style photo - satellites

Satellite Wireless 
 

No
No

Dimensions - Bar  

Dimensions photo - bar  

Sony HT-X8500 Dimensions photo - bar
Vizio M Series M215aw-K6 Dimensions photo - bar

Width  

34.9" (88.7 cm)
35.9" (91.3 cm)

Height  

2.5" (6.3 cm)
2.2" (5.6 cm)

Depth  

3.9" (9.8 cm)
3.5" (8.9 cm)

Show text

Dimensions - Subwoofer  

Dimensions photo - sub  

Sony HT-X8500 Dimensions photo - sub
Vizio M Series M215aw-K6 Dimensions photo - sub

Width  

N/A
8.3" (21.1 cm)

Height  

N/A
9.9" (25.2 cm)

Depth  

N/A
8.3" (21.1 cm)

Show text

Dimensions - Satellites  

Dimensions photo - satellites  

Sony HT-X8500 Dimensions photo - satellites
Vizio M Series M215aw-K6 Dimensions photo - satellites

Width  

N/A
N/A

Height  

N/A
N/A

Depth  

N/A
N/A

Mounting 
 

Bar Mounting Holes  

Sony HT-X8500 Bar Mounting Holes

Satellite Mounting Holes  

Sony HT-X8500 Satellite Mounting Holes

Mountable Bar 
 

Yes

Bar Brackets Included 
 

No

Mountable Satellites 
 

No

Satellite Brackets Included 
 

No

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Build Quality 
 

7.0
7.0

Build quality photo  

Sony HT-X8500 Build quality photo
Vizio M Series M215aw-K6 Build quality photo

Show text

In The Box 
 

In The Box photo   

Sony HT-X8500 In The Box photo
Vizio M Series M215aw-K6 In The Box photo

HDMI Cable Length 
 

1.9 m (6.2 ft)

Digital Optical Cable Length 
 

1.5 m (4.9 ft)

Show text

Back - Bar  

Back photo - bar  

Vizio M Series M215aw-K6 Back photo - bar

Bar Mounting 
 

Universal (holes on underside)

Show text

Back - Subwoofer  

Back photo - sub  

Vizio M Series M215aw-K6 Back photo - sub

Enclosure 
 

Integrated
Ported

Show text

Back - Satellites  

Back photo - satellites  

Vizio M Series M215aw-K6 Back photo - satellites

Mounting 
 

No
Sound

Stereo Frequency Response 
 

6.8
8.2

Stereo Setup  

Sony HT-X8500 Stereo Setup
Vizio M Series M215aw-K6 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

Tested Preset 
 

Standard
Direct

Slope 
 

-0.52
0.26

Std. Err. 
 

3.31 dB
2.59 dB

Channels 
 

2.1
2.1

Low-Frequency Extension 
 

59.9 Hz
34.1 Hz

High-Frequency Extension 
 

17.2 kHz
19.9 kHz

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Stereo Frequency Response With Preliminary Calibration 
 

6.8
8.2

Frequency Response Calibrated  

See details on graph tool
See details on graph tool

Suggested Preset 
 

Standard
Direct

Suggested Bass Setting 
 

-1
0

Suggested Treble Setting 
 

N/A
0

Slope 
 

-0.48
0.26

Std. Err. 
 

3.44 dB
2.59 dB

Low-Frequency Extension 
 

59.9 Hz
34.1 Hz

High-Frequency Extension 
 

18.0 kHz
19.9 kHz

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Stereo Soundstage 
 

6.0
7.0

Crosstalk  

See details on graph tool
See details on graph tool

Crosstalk Error 
 

1.99 dB
2.38 dB

Show text

Stereo Dynamics 
 

7.4
6.9

Dynamic Range Compression  

See details on graph tool
See details on graph tool

SPL @ Max Volume 
 

92.6 dB SPL
97.3 dB SPL

DRC @ Max Volume 
 

2.19 dB
4.44 dB

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Stereo Total Harmonic Distortion 
 

7.5
7.8

THD  

See details on graph tool
See details on graph tool

Weighted THD @ 80dB 
 

0.57
0.35

Weighted THD @ Max Volume 
 

1.32
2.71

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Center 
 

6.7
7.1

Center Setup  

Sony HT-X8500 Center Setup
Vizio M Series M215aw-K6 Center Setup

Frequency Response  

See details on graph tool
See details on graph tool

Localization 
 

Phantom
Phantom

Slope 
 

-0.82
0.17

Std. Err. 
 

3.14 dB
2.46 dB

SPL @ Max Volume 
 

91.4 dB SPL
98.0 dB SPL

Weighted THD @ 80dB 
 

0.44
0.25

Weighted THD @ Max Volume 
 

1.27
2.84

Show text

Surround 5.1 
 

3.3
4.7

Surround Setup  

Sony HT-X8500 Surround Setup
Vizio M Series M215aw-K6 Surround Setup

Frequency Response  

See details on graph tool
See details on graph tool

Localization 
 

Stereo (Downmix)
Stereo (Downmix)

Slope 
 

-0.76
0.16

Std. Err. 
 

5.33 dB
2.46 dB

SPL @ Max Volume 
 

89.5 dB SPL
97.9 dB SPL

Weighted THD @ 80dB 
 

0.52
0.35

Weighted THD @ Max Volume 
 

1.32
3.02

7.1 Rears 
 

No
No

Show text

Height (Atmos) 
 

4.8
4.2

Height Setup  

Sony HT-X8500 Height Setup
Vizio M Series M215aw-K6 Height Setup

H Frequency Response  

See details on graph tool
See details on graph tool

Localization 
 

Surround (Downmix)
Stereo (Downmix)

Slope 
 

-0.19
0.20

Std. Err. 
 

5.82 dB
2.48 dB

SPL @ Max Volume 
 

80.0 dB SPL
86.1 dB SPL

Weighted THD @ 80dB 
 

2.65
2.49

Weighted THD @ Max Volume 
 

0.60
0.65

Show text

Sound Enhancement Features 
 

4.7
6.6

Room Correction 
 

No
No

Dialogue Enhancement 
 

Yes
Yes

Auto-Volume/Night Mode 
 

Yes
Yes

Subwoofer Level Adjustment 
 

No
Yes

Bass Adjustment 
 

Yes
Yes

Treble Adjustment 
 

No
Yes

EQ 
 

Presets
Presets

Surround Level Adjustment 
 

No
No

Rear Level Adjustment 
 

No
No

Height Level Adjustment 
 

No
No

Virtual Surround 
 

Yes
Yes

Show text

Connectivity

Inputs/Outputs - Bar 
 

Physical Connections Bar Photo 1  

Sony HT-X8500 Physical Connections Bar Photo 1
Vizio M Series M215aw-K6 Physical Connections Bar Photo 1

Physical Connections Bar Photo 2  

Sony HT-X8500 Physical Connections Bar Photo 2
Vizio M Series M215aw-K6 Physical Connections Bar Photo 2

Optical Audio In 
 

1
1

HDMI Out 
 

eARC
1 (shared)

HDMI 2.1 Class Bandwidth 
 

No

Full HDMI In 
 

1
1

Analog Audio In 3.5mm (Aux) 
 

No
1

RCA In 
 

No
No

USB for Files 
 

No
1

Ethernet 
 

No
No

Subwoofer Output 
 

No

HDMI ARC 
 

1 (shared)

Show text

Audio Format Support: ARC/eARC 
 

10
10

Dolby Atmos 
 

Supported
Yes

Dolby Digital 
 

Supported
Yes

Dolby Digital Plus 
 

Supported
Yes

Dolby TrueHD 
 

Supported
Yes

DTS 
 

Supported
Yes

DTS:X 
 

Supported
Yes

eARC 
 

Yes

DTS-HD MA 
 

Supported
Yes

PCM Channels 
 

Up To 7.1

5.1 PCM (eARC only) 
 

Yes

Show text

Audio Format Support: HDMI In 
 

10
10

Dolby Atmos 
 

Supported
Yes

Dolby Digital 
 

Supported
Yes

Dolby Digital Plus 
 

Supported
Yes

Dolby TrueHD 
 

Supported
Yes

DTS 
 

Supported
Yes

DTS:X 
 

Supported
Yes

DTS-HD MA 
 

Supported
Yes

PCM Channels 
 

Up To 7.1

5.1 PCM 
 

Yes

Show text

Audio Format Support: Optical 
 

10
10

Dolby Digital 
 

Supported
Yes

DTS 
 

Supported
Yes

PCM Channels 
 

2.0

Show text

Latency 
 

7.5
7.6

Latency Video  

ARC 
 

-23 ms
79 ms

Optical 
 

5 ms
84 ms

Full HDMI In 
 

-126 ms
52 ms

Show text

Video Passthrough To TV 
 

6.6
0.0

1080p Max Refresh Rate 
 

60Hz

1080p @ 4:4:4 Max Refresh Rate 
 

60Hz

4k Max Refresh Rate 
 

60Hz

4k @ 120Hz @ 10-Bit 
 

Not Supported

4k @ 4:4:4 Max Refresh Rate 
 

60Hz

8k Max Refresh Rate 
 

30Hz

HDR10 Passthrough 
 

Yes
Yes

HDR10+ Passthrough 
 

No

Dolby Vision Passthrough 
 

Yes

HDMI Forum VRR Passthrough 
 

No

4k @ 60 Hz Passthrough 
 

Yes

FreeSync Passthrough 
 

No

G-SYNC Passthrough 
 

No

ALLM Passthrough 
 

No

4k @ 60 Hz @ 10 bit Passthrough 
 

Yes

4k @ 60 Hz @ 4:4:4 Passthrough 
 

Yes

Show text

Wireless Playback 
 

6.0
6.0

Bluetooth 
 

Yes
Yes

Wi-Fi Playback 
 

No
No

Chromecast built-in 
 

No
No

Apple AirPlay 
 

No
No

Spotify Connect 
 

No

Show text

Connectivity - Subwoofer 
 

Physical inputs subwoofer photo 1  

Vizio M Series M215aw-K6 Physical inputs subwoofer photo 1

Physical controls subwoofer photo 1  

Vizio M Series M215aw-K6 Physical controls subwoofer photo 1

Sub Wireless 
 

No
Yes

Show text

Connectivity - Satellites 
 

Physical inputs satellites photo 1  

Vizio M Series M215aw-K6 Physical inputs satellites photo 1

Physical controls satellites photo 1  

Vizio M Series M215aw-K6 Physical controls satellites photo 1

Sat Wireless 
 

No
No
Additional Features

Interface 
 

Interface photo  

Sony HT-X8500 Interface photo
Vizio M Series M215aw-K6 Interface photo

Display 
 

No
No

Show text

Bar Controls 
 

Controls photo  

Sony HT-X8500 Controls photo
Vizio M Series M215aw-K6 Controls photo

Show text

Remote  

Remote photo  

Sony HT-X8500 Remote photo
Vizio M Series M215aw-K6 Remote photo

Universal Remote 
 

No

Show text

Voice Assistants Support 
 

Amazon Alexa 
 

No
No

Google Assistant 
 

No
No

Apple Siri 
 

No
No

Microphone Mute 
 

No

Show text

App 
 

App image  

Vizio M Series M215aw-K6 App image

App Name  

No App

iOS  

No

Android  

No

Acts As A Remote 
 

No

Controls Soundbar's Settings 
 

No

Casts Device Files 
 

No

Other Features 
 

Power Saving 
 

Auto-off

HDMI CEC (TV Remote Control) 
 

Yes

Show text

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HT-X8500
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HT-X8500
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HT-X8500
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Sony HT-X8500

Vizio M Series M215aw-K6

Comments

  1. Comparison

Sony HT-X8500 vs Vizio M Series M215aw-K6: Main Discussion

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