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UN55CU8000
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M55Q7-J01
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What we think

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The PerfectRec TV team Learn more
Updated January 10, 2024·

The Vizio M-Series generally offers better performance in most categories, particularly for watching movies and in both dark and bright rooms, where it displays better contrast and handles reflections well. It's also a solid choice for watching cartoons and animation, and it features better out-of-the-box color accuracy. The Samsung CU8000, while often less expensive, has its strengths too. It performs well for sports content and has very low input lag, which is good for gaming. However, its picture quality in dark environments isn't as strong, and it also has less impressive local dimming capabilities. If you prioritize watching movies and want strong performance in varied lighting conditions, the Vizio might be worth the additional cost. If you're focused on sports and gaming and are looking to save money, the Samsung might suit your needs. Both TVs have similar sound quality, so if audio is a concern, an external sound system would be beneficial for either choice. Give Feedback

this description is based on the product variant with some specs and product variant with some specs. At the time of writing, the variant with some specs cost some dollars and the variant with some specs cost some dollars.
Advantages of the Samsung CU8000 (LCD)
  • Very good motion processing
Advantages of the Vizio M-Series (LCD)
  • Good for dark room
  • Good for movies & TV
  • Good for news, talk, & other TV
  • Very good for cartoons & animation

Key differences

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Picture Quality

5.8
UN55CU8000
M55Q7-J01
7.6
4.92/10
CONTRAST
7.88/10
6.9/10
COLOR VOLUME SCORE
7.8/10
LED
PANEL TYPE
LED FALD
VA
PANEL SUB-TYPE
VA
The Vizio M-Series (LCD) has good picture quality, while the Samsung CU8000 (LCD) has poor picture quality.

Movies & TV

5.3
UN55CU8000
M55Q7-J01
7.6
4.92/10
CONTRAST
7.88/10
6.1/10
BLACK UNIFORMITY
6.7/10
6.0/10
UPSCALING
6.6/10
Yes
HDR10 SUPPORT
Yes
Yes
HDR10+ SUPPORT
Yes
No
DOLBY VISION SUPPORT
Yes
The Vizio M-Series (LCD) is good for movies & TV, while the Samsung CU8000 (LCD) is poor.

Gaming

5.5
UN55CU8000
M55Q7-J01
6.4
4.9/10
RESPONSE TIME SCORE
6.7/10
8.7/10
INPUT LAG SCORE
8.7/10
8.2/10
MOTION PROCESSING
4.6/10
0.0/100
GAMING LOCAL DIMMING
60.0/100
5.8/10
GAME HDR BRIGHTNESS SCORE
6.0/10
The Vizio M-Series (LCD) is only fair for gaming, while the Samsung CU8000 (LCD) is poor.

Cartoons & Animation

5.9
UN55CU8000
M55Q7-J01
8.3
7.3/10
COLOR GAMUT SCORE
8.1/10
6.9/10
COLOR VOLUME SCORE
7.8/10
6.7/10
SDR BRIGHTNESS SCORE
7.5/10
6.2/10
COLORS OUT OF THE BOX SCORE
8.3/10
6.6/10
GRAY UNIFORMITY
6.8/10
The Vizio M-Series (LCD) is very good for cartoons & animation, while the Samsung CU8000 (LCD) is poor.

News, Talk, & Other TV

5.7
UN55CU8000
M55Q7-J01
7.6
6.7/10
SDR BRIGHTNESS SCORE
7.5/10
6.0/10
UPSCALING
6.6/10
The Vizio M-Series (LCD) is good for news, talk, & other TV, while the Samsung CU8000 (LCD) is poor.

Bright Room

5.9
UN55CU8000
M55Q7-J01
6.6
5.2/10
VIEWING ANGLE
5.0/10
6.7/10
SDR BRIGHTNESS SCORE
7.5/10
5.5/10
HDR BRIGHTNESS SCORE
5.8/10
5.9/10
REFLECTIONS SCORE
6.6/10
The Vizio M-Series (LCD) is only fair for bright room, while the Samsung CU8000 (LCD) is poor.
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Key similarities

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Sports

6.4
UN55CU8000
M55Q7-J01
6.2
8.2/10
MOTION PROCESSING
4.6/10
60Hz
REFRESH RATE
60Hz
8.7/10
INPUT LAG SCORE
8.7/10
6.0/10
UPSCALING
6.6/10
6.7/10
SDR BRIGHTNESS SCORE
7.5/10
Yes
HLG SUPPORT
Yes
The Samsung CU8000 (LCD) and Vizio M-Series (LCD) are both only fair for sports.

Cost

$525
UN55CU8000
M55Q7-J01
$550
Product imageProduct image

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The Samsung CU8000 (LCD) has a price of $525 and the Vizio M-Series (LCD) costs $550.

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How the Samsung CU8000 (LCD) and the Vizio M-Series (LCD) compare to other TVs

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Spec Comparison

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Samsung CU8000 (LCD)Vizio M-Series (LCD)
Samsung CU8000 (LCD)Vizio M-Series (LCD)

GENERAL

Price
$525
$550
Brand
SamsungVizio
Release Date
March 3, 2023July 2, 2021
Full name
UN55CU8000M55Q7-J01
Screen Size
55"55"
Screen Resolution
4K4K

TV FEATURES

Operating System
TizenSmartCast
Sound Quality Score
7/108/10
NextGen Ready
NoNo
HDMI Ports
34
Coax Ports
11

DISPLAY QUALITY SCORES

Picture Quality Score
5.8/107.6/10
Bright Room Score
6/106.7/10
Gaming Score
5.5/106.5/10
Movies & TV Score
5.3/107.6/10
Sports Score
6.4/106.3/10

PHYSICAL

Dimensions w/o Stand (H x W x D)
27.9" x 48.5" x 1"28.1" x 48.3" x 3.4"
Dimensions with Stand (H x W)
29.5" x 8"29.3" x 48.3"
Weight without Stand
Unknown30.5 lbs
VESA Mount
200 x 200300 x 200

DISPLAY

Color Depth
10 bit10 bit
Black Frame Insertion
YesYes
Auto Low Latency Mode
YesYes
Contrast
4.9/107.9/10
Local Dimming
2.5/105.7/10

SOUND

Speaker Setup
2.02.0
Speaker Power
20 W20 W
Dolby Atmos
YesBypass only
DTS:X
NoUp to DTS Digital Surround, Bypass only

Get a great deal on the Samsung CU8000 (LCD) or the Vizio M-Series (LCD)

About Samsung

Samsung, a South Korean electronics manufacturer, holds the title of being the largest global TV vendor in terms of units sold. They offer a diverse lineup of TV products that cater to various budget ranges. A notable achievement in recent years is the development of Quantum Dots, a technology that enhances color reproduction, resulting in richer and more vibrant hues. Samsung TVs are well-regarded for their high manufacturing quality and user-friendly software, making them an excellent choice for consumers seeking an intuitive viewing experience.

About Vizio

Vizio is an American company. While they initially gained recognition for offering budget-friendly TVs, they have successfully expanded their product lineup to include high-end options as well. They manufacture TVs primarily in Mexico, China, and Vietnam. Similar to many Korean TV brands, Vizio developed its own smart TV software called SmartCast. In the past, SmartCast was not the best smart TV software, but it has evolved so that it is now good for using your TV and connecting to streaming services.

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Why trust us

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This information was produced and vetted by the PerfectRec TVs team. We are a product research and recommendation organization that meticulously reviews and evaluates the latest TV information and makes it digestible for you.

By the numbers

385
TVs evaluated
33,110
TVs stats compiled
21
Proprietary TVs ratings developed
99,030
Recommendations made
14,855
Consumer hours saved

About the TV team

Joe Golden, Ph.D

CEO and TVs Editor
Joe is an entrepreneur and lifelong electronics enthusiast with a Ph.D in Economics from the University of Michigan.

Jason Lew

Staff Expert & Software Engineer
Jason is a staff expert and software engineer that has been making laptop recommendations for 7 years and moderates one of the largest laptop subreddits.

Chandradeep Chowdhury

Staff Expert & Software Engineer
Chandradeep is a staff expert and software engineer and expert in televisions and monitors. He’s been making monitor recommendations for ten years.

Jaime Roldán

TVs Expert
Jaime is a Colombia-based TV expert. He is an electronics engineer with 8 years of experience in the telecom sector and has been making TV recommendations for 12 years.

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