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QN48S90D
Company ProductName Specs











48A90K
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 news, talk, & other TV
  • Excellent for use as monitor
  • Best in class viewing angle
  • Best in class reflections
Advantages of the Sony A90K (OLED)
  • Excellent for sports
  • Best in class for upscaling
  • Best in class motion processing

Key differences

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Sports

8.5
QN48S90D
48A90K
9.1
8.0/10
MOTION PROCESSING
10.0/10
144Hz
REFRESH RATE
120Hz
10.0/10
INPUT LAG SCORE
7.0/10
8.0/10
UPSCALING
10.0/10
8.0/10
SDR BRIGHTNESS SCORE
6.3/10
Yes
HLG SUPPORT
Yes
The Sony A90K (OLED) is excellent for sports, while the Samsung S90D (OLED) is very good.

Gaming

10.0
QN48S90D
48A90K
8.8
10.0/10
RESPONSE TIME SCORE
9.4/10
10.0/10
INPUT LAG SCORE
7.0/10
8.0/10
MOTION PROCESSING
10.0/10
100.0/100
GAMING LOCAL DIMMING
100.0/100
8.0/10
GAME HDR BRIGHTNESS SCORE
6.2/10
The Samsung S90D (OLED) is best in class for gaming, while the Sony A90K (OLED) is very good.

Bright Room

8.3
QN48S90D
48A90K
6.7
9.5/10
VIEWING ANGLE
8.8/10
8.0/10
SDR BRIGHTNESS SCORE
6.3/10
8.0/10
HDR BRIGHTNESS SCORE
6.2/10
10.0/10
REFLECTIONS SCORE
8.9/10
The Samsung S90D (OLED) is very good for bright room, while the Sony A90K (OLED) is only fair.

Cost

$1,600
QN48S90D
48A90K
$1,398
Product image
Product image

$500

$1,000

$1,500

$2,000

$2,500

The Samsung S90D (OLED) has a price of $1,600 and the Sony A90K (OLED) costs $1,398.
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Key similarities

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Picture Quality

9.0
QN48S90D
48A90K
8.5
10/10
CONTRAST
10.00/10
8.1/10
COLOR VOLUME SCORE
8.0/10
RGB OLED
PANEL TYPE
WOLED
QD-OLED
PANEL SUB-TYPE
WBE
Although they have very similar scores, PerfectRec considers Samsung S90D (OLED) to have excellent picture quality, while the Sony A90K (OLED) has very good picture quality.

Movies & TV

9.2
QN48S90D
48A90K
9.1
10/10
CONTRAST
10.00/10
10.0/10
BLACK UNIFORMITY
10.0/10
8.0/10
UPSCALING
10.0/10
Yes
HDR10 SUPPORT
Yes
Yes
HDR10+ SUPPORT
No
No
DOLBY VISION SUPPORT
Yes
The Samsung S90D (OLED) and Sony A90K (OLED) are both excellent for movies & TV.

Cartoons & Animation

8.8
QN48S90D
48A90K
8.4
8.3/10
COLOR GAMUT SCORE
8.3/10
8.1/10
COLOR VOLUME SCORE
8.0/10
8.0/10
SDR BRIGHTNESS SCORE
6.3/10
7.9/10
COLORS OUT OF THE BOX SCORE
7.7/10
10.0/10
GRAY UNIFORMITY
9.6/10
The Samsung S90D (OLED) and Sony A90K (OLED) are both very good for cartoons & animation.

News, Talk, & Other TV

9.0
QN48S90D
48A90K
8.7
8.0/10
SDR BRIGHTNESS SCORE
6.3/10
8.0/10
UPSCALING
10.0/10
Although they have very similar scores, PerfectRec considers Samsung S90D (OLED) to be excellent for news, talk, & other TV, while the Sony A90K (OLED) is very good.

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How the Samsung S90D (OLED) and the Sony A90K (OLED) compare to other TVs

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Spec Comparison

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Samsung S90D (OLED)Sony A90K (OLED)
Samsung S90D (OLED)Sony A90K (OLED)

GENERAL

Price
$1,600
$1,398
Brand
SamsungSony
Release Date
March 1, 2024June 2, 2022
Full name
QN48S90D48A90K
Screen Size
48"48"
Screen Resolution
4K4K

TV FEATURES

Operating System
TizenAndroid TV
Sound Quality Score
8/107/10
NextGen Ready
YesYes
HDMI Ports
44
Coax Ports
11

DISPLAY QUALITY SCORES

Picture Quality Score
9/108.6/10
Bright Room Score
8.3/106.8/10
Gaming Score
10/108.8/10
Movies & TV Score
9.2/109.1/10
Sports Score
8.5/109.2/10

PHYSICAL

Dimensions w/o Stand (H x W x D)
42.2" x 24.4" x 1.8"24.6" x 42.1" x 2.4"
Dimensions with Stand (H x W)
42.2" x 26.6" x 9.1"24.9" x 42.1"
Weight without Stand
32.8 lbs29.6 lbs
VESA Mount
300 x 200300 x 300

DISPLAY

Color Depth
10 bit10 bit
Black Frame Insertion
YesYes
Auto Low Latency Mode
YesYes
Contrast
10/1010/10
Local Dimming
10/1010/10

SOUND

Speaker Setup
2.12.1
Speaker Power
40 W25 W
Dolby Atmos
YesYes
DTS:X
NoUp to DTS Digital Surround, Bypass only

Get a great deal on the Samsung S90D (OLED) or the Sony A90K (OLED)

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 Sony

Sony stands as a highly experienced and widely trusted TV manufacturer, earning a reputation that surpasses all others. A Japanese company, Sony has been making TVs for far longs than it has been making Playstation game consoles. Sony's high-end TVs are often regarded as the ultimate choice for videophiles, representing the epitome of quality, albeit at a premium price point. Renowned for their advanced and precise motion handling, as well as their cutting-edge local dimming algorithms, Sony consistently delivers unparalleled performance in these areas. They include Google TV software with all their TV sets, which grants access to the largest selection of apps available and they also include Bravia Core which is a movie streaming platform specifically for Sony TVs that offers higher picture quality by using more bandwidth.

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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
65,430
Recommendations made
9,815
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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