A comparison of specs, key information, reviews, and best pricing from top retailers
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4K55N400A
Company ProductName Specs











OLED55C4
Company ProductName Specs











Advantages of the Amazon 4-Series (LCD)
  • The Amazon 4-Series (LCD) has no clear advantages over the LG C4 (OLED).
Advantages of the LG C4 (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
  • Very good for cartoons & animation
  • Excellent for use as monitor
  • Very good for upscaling
  • Very good motion processing
  • Best in class viewing angle
  • Best in class reflections

Key differences

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Picture Quality

5.7
4K55N400A
OLED55C4
9.0
7.13/10
CONTRAST
10/10
6.2/10
COLOR VOLUME SCORE
8.1/10
LED
PANEL TYPE
WOLED
VA
PANEL SUB-TYPE
WBC
The LG C4 (OLED) has excellent picture quality, while the Amazon 4-Series (LCD) has poor picture quality.

Movies & TV

5.2
4K55N400A
OLED55C4
9.2
7.13/10
CONTRAST
10/10
5.9/10
BLACK UNIFORMITY
10.0/10
6.6/10
UPSCALING
8.0/10
Yes
HDR10 SUPPORT
Yes
No
HDR10+ SUPPORT
No
No
DOLBY VISION SUPPORT
Yes
The LG C4 (OLED) is excellent for movies & TV, while the Amazon 4-Series (LCD) is poor.

Sports

5.7
4K55N400A
OLED55C4
8.5
2.5/10
MOTION PROCESSING
8.0/10
60Hz
REFRESH RATE
144Hz
8.0/10
INPUT LAG SCORE
10.0/10
6.6/10
UPSCALING
8.0/10
6.8/10
SDR BRIGHTNESS SCORE
8.0/10
Yes
HLG SUPPORT
Yes
The LG C4 (OLED) is very good for sports, while the Amazon 4-Series (LCD) is poor.

Gaming

5.5
4K55N400A
OLED55C4
10.0
5.6/10
RESPONSE TIME SCORE
10.0/10
8.0/10
INPUT LAG SCORE
10.0/10
2.5/10
MOTION PROCESSING
8.0/10
0.0/100
GAMING LOCAL DIMMING
100.0/100
5.7/10
GAME HDR BRIGHTNESS SCORE
8.0/10
The LG C4 (OLED) is best in class for gaming, while the Amazon 4-Series (LCD) is poor.

Cartoons & Animation

5.4
4K55N400A
OLED55C4
8.8
5.9/10
COLOR GAMUT SCORE
8.3/10
6.2/10
COLOR VOLUME SCORE
8.1/10
6.8/10
SDR BRIGHTNESS SCORE
8.0/10
3.4/10
COLORS OUT OF THE BOX SCORE
7.9/10
5.9/10
GRAY UNIFORMITY
10.0/10
The LG C4 (OLED) is very good for cartoons & animation, while the Amazon 4-Series (LCD) is poor.

News, Talk, & Other TV

5.7
4K55N400A
OLED55C4
9.0
6.8/10
SDR BRIGHTNESS SCORE
8.0/10
6.6/10
UPSCALING
8.0/10
The LG C4 (OLED) is excellent for news, talk, & other TV, while the Amazon 4-Series (LCD) is poor.

Bright Room

6.1
4K55N400A
OLED55C4
8.3
5.2/10
VIEWING ANGLE
9.5/10
6.8/10
SDR BRIGHTNESS SCORE
8.0/10
5.6/10
HDR BRIGHTNESS SCORE
8.0/10
6.3/10
REFLECTIONS SCORE
10.0/10
The LG C4 (OLED) is very good for bright room, while the Amazon 4-Series (LCD) is only fair.

Cost

$330
4K55N400A
OLED55C4
$1,800
Product image
Product image

$0

$500

$1,000

$1,500

$2,000

$2,500

$3,000

The Amazon 4-Series (LCD) has a price of $330 and the LG C4 (OLED) costs $1,800.
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How the Amazon 4-Series (LCD) and the LG C4 (OLED) compare to other TVs

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Spec Comparison

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Amazon 4-Series (LCD)LG C4 (OLED)
Amazon 4-Series (LCD)LG C4 (OLED)

GENERAL

Price
$330
$1,800
Brand
AmazonLG
Release Date
August 3, 2021March 1, 2024
Full name
4K55N400AOLED55C4
Screen Size
55"55"
Screen Resolution
4K4K

TV FEATURES

Operating System
Fire OSWebOS
Sound Quality Score
6.1/108/10
NextGen Ready
NoNo
HDMI Ports
44
Coax Ports
11

DISPLAY QUALITY SCORES

Picture Quality Score
5.8/109/10
Bright Room Score
6.1/108.3/10
Gaming Score
5.6/1010/10
Movies & TV Score
5.3/109.2/10
Sports Score
5.8/108.5/10

PHYSICAL

Dimensions w/o Stand (H x W x D)
28.3" x 57.2" x 3.5"48.1" x 27.7" x1.8"
Dimensions with Stand (H x W)
29.8" x 57.2"48.1" x 29.8" x 9.1"
Weight without Stand
42.5 lbs31.1 lbs
VESA Mount
300 x 300300 x 200

DISPLAY

Color Depth
10 bit10 bit
Black Frame Insertion
NoYes
Auto Low Latency Mode
YesYes
Contrast
7.1/1010/10
Local Dimming
2.5/1010/10

SOUND

Speaker Setup
2.02.2
Speaker Power
16 W40 W
Dolby Atmos
Bypass onlyYes
DTS:X
NoYes

Shopping

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Amazon 4-Series (LCD)

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Dig into reviews and images

Tech Advisor

Jim Martin | May 2023
"The attraction here is that the 4-Series uses Amazon’s Fire TV interface. Picture quality is good but unexceptional. At the discounted prices, which can seemingly be had regularly, they are better value."

Get a great deal on the Amazon 4-Series (LCD) or the LG C4 (OLED)

About Amazon

Amazon, the largest online retailer in North America, has forged partnerships with TCL and Hisense to produce white-label TVs incorporating their Fire OS software. These Amazon-branded TVs typically compete in the low-end and mid-range segments, offering compelling price points. Leveraging their strong reputation, Amazon has swiftly built brand trust in the TV market despite being relatively new to it. To enhance their popularity, these TVs integrate features from the Amazon ecosystem, including Alexa, providing users with a seamless and interconnected TV experience.

About LG

LG, a prominent TV brand from Korea, has played a significant role in popularizing OLED TVs. OLED technology is hailed as the future of TV technology. Their TVs employ WebOS, a proprietary smart TV software that not only offers seamless functionality but also includes gaming-specific features, earning praise from players worldwide. Often regarded as the gateway to unparalleled viewing experiences, LG's mid-range OLEDs come highly recommended, making them a worthwhile investment for those willing to stretch their budget for superior quality.

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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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