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Vizio M Series M512a-H6 vs Vizio V Series V51x-J6
Side-by-Side Comparison
Products
Vizio M Series M512a-H6
Vizio V Series V51x-J6
Tested using Methodology v1.3
Updated Oct 24, 2024 02:30 PM
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Amazon.comTested using Methodology v1.3
Updated Oct 24, 2024 02:30 PM
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Amazon.com
Channels5.1.2
Channels5.1
Variants
- M Series M512a-H6 (Black)
- V Series V51x-J6 (Black)
Our Verdict
Vizio M Series M512a-H6
Vizio V Series V51x-J6
The Vizio M Series M512a-H6 is better than the Vizio V Series V51x-J6. The M Series is a better-built setup that supports Dolby Atmos content. It has a better soundstage and performance and can reproduce a more extended low bass. However, the V Series has better surround performance.
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Black
M Series M512a-H6
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Amazon.comBlack
V Series V51x-J6
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Amazon.comBlack
M Series M512a-H6
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BestBuy.comBlack
V Series V51x-J6
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BestBuy.comBlack
M Series M512a-H6
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Walmart.comBlack
V Series V51x-J6
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Walmart.comMain Differences forMixed Usage
Mixed Usage
Threshold
Mixed Usage
7.8
7.1
Height (Atmos)
5.7
0.0
Stereo Frequency Response
7.8
7.3
Audio Format Support: HDMI In
9.9
0.0
Audio Format Support: ARC/eARC
9.9
6.3
Stereo Soundstage
8.0
7.0
Full Comparison
Design
Style - Bar
Style photo - bar
Style - Subwoofer
Style photo - sub
Sub Wireless
Yes
Yes
Enclosure
Ported
Ported
Style - Satellites
Style photo - satellites
Satellite Wireless
Partial, wired to wireless sub
Partial, wired to wireless sub
Dimensions - Bar
Dimensions photo - bar
Width
40.0" (101.7 cm)
36.0" (91.5 cm)
Height
2.7" (6.9 cm)
2.2" (5.7 cm)
Depth
4.1" (10.4 cm)
3.2" (8.2 cm)
Dimensions - Subwoofer
Dimensions photo - sub
Width
8.3" (21.2 cm)
7.7" (19.5 cm)
Height
9.9" (25.2 cm)
8.5" (21.5 cm)
Depth
11.7" (29.7 cm)
7.7" (19.5 cm)
Dimensions - Satellites
Dimensions photo - satellites
Width
5.7" (14.6 cm)
4.8" (12.1 cm)
Height
2.3" (5.8 cm)
2.2" (5.7 cm)
Depth
3.5" (9.0 cm)
3.2" (8.2 cm)
Mounting
Bar Mounting Holes
Satellite Mounting Holes
Mountable Bar
Yes
Yes
Bar Brackets Included
Yes
Yes
Mountable Satellites
Yes
Yes
Satellite Brackets Included
Yes
Yes
Build Quality
7.5
7.0
Build quality photo
In The Box
In The Box photo
Sound
Stereo Frequency Response
7.8
7.3
Stereo Setup
Raw Frequency Response
Frequency Response Small
Channels
5.1.2
5.1
Tested Preset
Direct
Direct
Slope
0.05
-0.77
Standard Error
3.79 dB
3.68 dB
Low-Frequency Extension
31.7 Hz
44.3 Hz
High-Frequency Extension
19.9 kHz
19.9 kHz
Stereo Frequency Response With Preliminary Calibration
7.8
7.7
Frequency Response Calibrated
Suggested Preset
Direct
Direct
Suggested Bass Setting
0
-4
Suggested Treble Setting
0
0
Slope
0.05
-0.04
Standard Error
3.79 dB
2.57 dB
Low-Frequency Extension
31.7 Hz
43.0 Hz
High-Frequency Extension
19.9 kHz
19.9 kHz
Stereo Soundstage
8.0
7.0
Crosstalk Error
2.28 dB
2.45 dB
Stereo Dynamics
8.4
8.3
Dynamic Range Compression
SPL @ Max Volume
92.8 dB SPL
92.7 dB SPL
DRC @ 90dB
0.24 dB
0.26 dB
DRC @ Max Volume
0.58 dB
0.51 dB
Center
8.3
7.8
Center Setup
Frequency Response
Localization
Discrete
Discrete
Slope
-0.05
-1.13
Std. Err.
2.96 dB
4.00 dB
SPL @ Max Volume
93.1 dB SPL
88.8 dB SPL
Weighted THD @ 80dB
0.82
0.56
Weighted THD @ Max Volume
1.61
1.28
Surround 5.1
5.4
7.0
Surround Setup
Frequency Response
Localization
Discrete
Discrete
Slope
-0.81
-2.10
Std. Err.
9.29 dB
5.09 dB
SPL @ Max Volume
90.8 dB SPL
90.1 dB SPL
Weighted THD @ 80dB
1.03
0.71
Weighted THD @ Max Volume
14.09
1.86
7.1 Rears
No
No
Height (Atmos)
5.7
0.0
Height Setup
H Frequency Response
Localization
Phantom (Up Firing, Bar)
Not Supported
Slope
-0.31
N/A
Std. Err.
4.49 dB
N/A
SPL @ Max Volume
78.9 dB SPL
N/A
Weighted THD @ 80dB
0.90
N/A
Weighted THD @ Max Volume
0.80
N/A
Sound Enhancement Features
7.4
7.1
Room Correction
No
No
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
Presets
Surround Level Adjustment
Yes
Yes
Rear Level Adjustment
No
No
Height Level Adjustment
Yes
No
Virtual Surround
Yes
Yes
Connectivity
Inputs/Outputs - Bar
Physical Connections Bar Photo 1
Physical Connections Bar Photo 2
Optical Audio In
1
1
HDMI Out
eARC
ARC
HDMI 2.1 Class Bandwidth
No
No
Full HDMI In
1
No
Analog Audio In 3.5mm (Aux)
1
1
RCA In
No
No
USB for Files
1
1
Ethernet
No
No
Subwoofer Output
No
No
Audio Format Support: ARC/eARC
9.9
6.3
Dolby Atmos
Supported
Not Supported
Dolby Digital
Supported
Supported
Dolby Digital Plus
Supported
Not Supported
Dolby TrueHD
Supported
Not Supported
DTS
Supported
Supported
DTS:X
Supported
Not Supported
DTS-HD MA
Supported
Not Supported
PCM Channels
Up To 5.1
2.0
Audio Format Support: HDMI In
9.9
0.0
Dolby Atmos
Supported
Not Supported
Dolby Digital
Supported
Not Supported
Dolby Digital Plus
Supported
Not Supported
Dolby TrueHD
Supported
Not Supported
DTS
Supported
Not Supported
DTS:X
Supported
Not Supported
DTS-HD MA
Supported
Not Supported
PCM Channels
Up To 5.1
Not Supported
Audio Format Support: Optical
10
10
Dolby Digital
Supported
Supported
DTS
Supported
Supported
PCM Channels
2.0
2.0
Audio Latency: ARC
6.3
7.2
ARC Latency Video
PCM-2.0 ch
92 ms
N/A
PCM-5.1 ch
106 ms
N/A
Dolby MAT (PCM) Atmos
112 ms
N/A
Dolby Digital
124 ms
110 ms
Dolby Digital Plus
125 ms
N/A
Dolby Digital Plus Atmos
134 ms
N/A
Audio Latency: HDMI In
7.1
0.0
HDMI Latency Video
PCM-2.0 ch
97 ms
N/A
PCM-5.1 ch
103 ms
N/A
Dolby MAT (PCM) Atmos
93 ms
N/A
Dolby Digital
123 ms
N/A
Dolby Digital Plus
111 ms
N/A
Dolby Digital Plus Atmos
120 ms
N/A
Audio Latency: Optical
6.1
6.9
Optical Latency Video
PCM-2.0 ch
156 ms
150 ms
Dolby Digital
349 ms
200 ms
Video Passthrough To TV
9.2
0.0
1080p Max Refresh Rate
120Hz
Not Supported
1080p @ 4:4:4 Max Refresh Rate
120Hz
Not Supported
4k Max Refresh Rate
120Hz
Not Supported
4k @ 120Hz @ 10-Bit
Not Supported
Not Supported
4k @ 4:4:4 Max Refresh Rate
60Hz
Not Supported
8k Max Refresh Rate
30Hz
Not Supported
HDR10 Passthrough
Yes
No
HDR10+ Passthrough
Yes
No
Dolby Vision Passthrough
Yes
No
HDMI Forum VRR Passthrough
Yes
No
FreeSync Passthrough
Yes
No
G-SYNC Passthrough
No
No
ALLM Passthrough
Yes
No
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
No
Additional Features
Interface
Interface photo
Display
No
No
Bar Controls
Controls photo
Remote
Remote photo
Voice Assistants Support
Amazon Alexa
No
No
Google Assistant
No
No
Apple Siri
No
No
Microphone Mute
No
No
Check Price
Black
M Series M512a-H6
SEE PRICE
Amazon.comBlack
V Series V51x-J6
SEE PRICE
Amazon.comBlack
M Series M512a-H6
SEE PRICE
BestBuy.comBlack
V Series V51x-J6
SEE PRICE
BestBuy.comBlack
M Series M512a-H6
SEE PRICE
Walmart.comBlack
V Series V51x-J6
SEE PRICE
Walmart.com
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Vizio M Series M512a-H6 vs Vizio V Series V51x-J6: Main Discussion
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