A comparison of specs, key information, reviews, and best pricing from top retailers
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QN65S90D
Company ProductName Specs











UN65CU8000
Company ProductName Specs











Advantages of the Samsung S90D (OLED)
  • Very good for bright room
  • Excellent for dark room
  • Best in class for gaming
  • Excellent for movies & TV
  • Very good for sports
  • Excellent for news, talk, & other TV
  • Excellent for cartoons & animation
  • Excellent for use as monitor
  • Very good for upscaling
  • Best in class viewing angle
  • Best in class reflections
Advantages of the Samsung CU8000 (LCD)
  • The Samsung CU8000 (LCD) has no clear advantages over the Samsung S90D (OLED).

Key differences

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Picture Quality

9.4
QN65S90D
UN65CU8000
5.8
10/10
CONTRAST
4.92/10
9.2/10
COLOR VOLUME SCORE
6.9/10
RGB OLED
PANEL TYPE
LED
QD-OLED
PANEL SUB-TYPE
VA
The Samsung S90D (OLED) has excellent picture quality, while the Samsung CU8000 (LCD) has poor picture quality.

Movies & TV

9.4
QN65S90D
UN65CU8000
5.3
10/10
CONTRAST
4.92/10
10.0/10
BLACK UNIFORMITY
6.1/10
8.0/10
UPSCALING
6.0/10
Yes
HDR10 SUPPORT
Yes
Yes
HDR10+ SUPPORT
Yes
No
DOLBY VISION SUPPORT
No
The Samsung S90D (OLED) is excellent for movies & TV, while the Samsung CU8000 (LCD) is poor.

Sports

8.7
QN65S90D
UN65CU8000
6.4
8.2/10
MOTION PROCESSING
8.2/10
144Hz
REFRESH RATE
60Hz
10.0/10
INPUT LAG SCORE
8.7/10
8.0/10
UPSCALING
6.0/10
7.8/10
SDR BRIGHTNESS SCORE
6.7/10
Yes
HLG SUPPORT
Yes
The Samsung S90D (OLED) is very good for sports, while the Samsung CU8000 (LCD) is only fair.

Gaming

10.0
QN65S90D
UN65CU8000
5.5
10.0/10
RESPONSE TIME SCORE
4.9/10
10.0/10
INPUT LAG SCORE
8.7/10
8.2/10
MOTION PROCESSING
8.2/10
100.0/100
GAMING LOCAL DIMMING
0.0/100
8.4/10
GAME HDR BRIGHTNESS SCORE
5.8/10
The Samsung S90D (OLED) is best in class for gaming, while the Samsung CU8000 (LCD) is poor.

Cartoons & Animation

9.3
QN65S90D
UN65CU8000
5.9
9.2/10
COLOR GAMUT SCORE
7.3/10
9.2/10
COLOR VOLUME SCORE
6.9/10
7.8/10
SDR BRIGHTNESS SCORE
6.7/10
8.8/10
COLORS OUT OF THE BOX SCORE
6.2/10
9.8/10
GRAY UNIFORMITY
6.6/10
The Samsung S90D (OLED) is excellent for cartoons & animation, while the Samsung CU8000 (LCD) is poor.

News, Talk, & Other TV

9.1
QN65S90D
UN65CU8000
5.7
7.8/10
SDR BRIGHTNESS SCORE
6.7/10
8.0/10
UPSCALING
6.0/10
The Samsung S90D (OLED) is excellent for news, talk, & other TV, while the Samsung CU8000 (LCD) is poor.

Bright Room

8.5
QN65S90D
UN65CU8000
5.9
10.0/10
VIEWING ANGLE
5.2/10
7.8/10
SDR BRIGHTNESS SCORE
6.7/10
8.0/10
HDR BRIGHTNESS SCORE
5.5/10
10.0/10
REFLECTIONS SCORE
5.9/10
The Samsung S90D (OLED) is very good for bright room, while the Samsung CU8000 (LCD) is poor.

Cost

$2,700
QN65S90D
UN65CU8000
$648
Product image
Product image

$0

$1,000

$2,000

$3,000

$4,000

$5,000

The Samsung S90D (OLED) has a price of $2,700 and the Samsung CU8000 (LCD) costs $648.
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How the Samsung S90D (OLED) and the Samsung CU8000 (LCD) compare to other TVs

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Spec Comparison

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Samsung S90D (OLED)Samsung CU8000 (LCD)
Samsung S90D (OLED)Samsung CU8000 (LCD)

GENERAL

Price
$2,700
$648
Brand
SamsungSamsung
Release Date
March 1, 2024March 4, 2023
Full name
QN65S90DUN65CU8000
Screen Size
65"65"
Screen Resolution
4K4K

TV FEATURES

Operating System
TizenTizen
Sound Quality Score
6.4/107/10
NextGen Ready
YesNo
HDMI Ports
43
Coax Ports
11

DISPLAY QUALITY SCORES

Picture Quality Score
9.4/105.8/10
Bright Room Score
8.6/106/10
Gaming Score
10/105.5/10
Movies & TV Score
9.5/105.3/10
Sports Score
8.8/106.4/10

PHYSICAL

Dimensions w/o Stand (H x W x D)
32.7" x 56.9" x 1.6"32.8" x 57.1" x 1"
Dimensions with Stand (H x W)
35.3" x 56.9"34.4" x 57.1"
Weight without Stand
UnknownUnknown
VESA Mount
300 x 200400 x 300

DISPLAY

Color Depth
10 bit10 bit
Black Frame Insertion
YesYes
Auto Low Latency Mode
YesYes
Contrast
10/104.9/10
Local Dimming
10/102.5/10

SOUND

Speaker Setup
2.12.0
Speaker Power
40 W20 W
Dolby Atmos
YesYes
DTS:X
NoNo

Get a great deal on the Samsung S90D (OLED) or the Samsung CU8000 (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.

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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
117,930
Recommendations made
17,690
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
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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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