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4K50N400A
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V505-J09
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What we think

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

If you're looking for a budget-friendly option, the Amazon 4-Series is typically somewhat less expensive and offers good contrast which is beneficial for dark room usage, but overall, it has limitations in picture quality and performance, particularly in brighter rooms and for various content like gaming and sports. On the other hand, while the Vizio V-Series may cost a bit more, it offers slightly better picture quality for sports and fair performance for movies, TV shows, and in bright rooms, along with support for a wider range of HDR formats like HDR10+, Dolby Vision, and HLG, which could enhance your viewing experience with higher-quality content. Both have their own shortcomings in sound and motion handling, so an external sound system or soundbar might be a worthwhile additional investment for either option. 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 Amazon 4-Series (LCD)
  • The Amazon 4-Series (LCD) has no clear advantages over the Vizio V-Series (LCD).
Advantages of the Vizio V-Series (LCD)
  • Good for cartoons & animation

Key differences

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Picture Quality

5.7
4K50N400A
V505-J09
6.8
7.13/10
CONTRAST
8.21/10
6.2/10
COLOR VOLUME SCORE
6.2/10
LED
PANEL TYPE
LED
VA
PANEL SUB-TYPE
VA
The Vizio V-Series (LCD) has only fair picture quality, while the Amazon 4-Series (LCD) has poor picture quality.

Movies & TV

5.2
4K50N400A
V505-J09
6.3
7.13/10
CONTRAST
8.21/10
5.9/10
BLACK UNIFORMITY
7.7/10
6.6/10
UPSCALING
6.6/10
Yes
HDR10 SUPPORT
Yes
No
HDR10+ SUPPORT
Yes
No
DOLBY VISION SUPPORT
Yes
The Vizio V-Series (LCD) is only fair for movies & TV, while the Amazon 4-Series (LCD) is poor.

Cartoons & Animation

5.4
4K50N400A
V505-J09
7.0
5.9/10
COLOR GAMUT SCORE
5.9/10
6.2/10
COLOR VOLUME SCORE
6.2/10
6.8/10
SDR BRIGHTNESS SCORE
5.8/10
3.4/10
COLORS OUT OF THE BOX SCORE
8.3/10
5.9/10
GRAY UNIFORMITY
5.9/10
The Vizio V-Series (LCD) is good for cartoons & animation, while the Amazon 4-Series (LCD) is poor.

News, Talk, & Other TV

5.7
4K50N400A
V505-J09
6.3
6.8/10
SDR BRIGHTNESS SCORE
5.8/10
6.6/10
UPSCALING
6.6/10
The Vizio V-Series (LCD) is only fair for news, talk, & other TV, while the Amazon 4-Series (LCD) is poor.
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Key similarities

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Sports

5.7
4K50N400A
V505-J09
6.1
2.5/10
MOTION PROCESSING
3.9/10
60Hz
REFRESH RATE
60Hz
8.0/10
INPUT LAG SCORE
8.7/10
6.6/10
UPSCALING
6.6/10
6.8/10
SDR BRIGHTNESS SCORE
5.8/10
Yes
HLG SUPPORT
Yes
Although they have very similar scores, PerfectRec considers Vizio V-Series (LCD) to be only fair for sports, while the Amazon 4-Series (LCD) is poor.

Gaming

5.5
4K50N400A
V505-J09
5.6
5.6/10
RESPONSE TIME SCORE
5.9/10
8.0/10
INPUT LAG SCORE
8.7/10
2.5/10
MOTION PROCESSING
3.9/10
0.0/100
GAMING LOCAL DIMMING
0.0/100
5.7/10
GAME HDR BRIGHTNESS SCORE
5.4/10
The Vizio V-Series (LCD) and Amazon 4-Series (LCD) are both poor for gaming.

Bright Room

6.1
4K50N400A
V505-J09
5.8
5.2/10
VIEWING ANGLE
5.1/10
6.8/10
SDR BRIGHTNESS SCORE
5.8/10
5.6/10
HDR BRIGHTNESS SCORE
5.3/10
6.3/10
REFLECTIONS SCORE
6.3/10
Although they have very similar scores, PerfectRec considers Amazon 4-Series (LCD) to be only fair for bright room, while the Vizio V-Series (LCD) is poor.

Cost

$290
4K50N400A
V505-J09
$300
Product imageProduct image

$150

$200

$250

$300

$350

$400

$450

The Amazon 4-Series (LCD) has a price of $290 and the Vizio V-Series (LCD) costs $300.

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How the Amazon 4-Series (LCD) and the Vizio V-Series (LCD) compare to other TVs

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Spec Comparison

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Amazon 4-Series (LCD)Vizio V-Series (LCD)
Amazon 4-Series (LCD)Vizio V-Series (LCD)

GENERAL

Price
$290
$300
Brand
AmazonVizio
Release Date
August 2, 2021June 2, 2021
Full name
4K50N400AV505-J09
Screen Size
50"50"
Screen Resolution
4K4K

TV FEATURES

Operating System
Fire OSSmartCast
Sound Quality Score
6.1/106.4/10
NextGen Ready
NoNo
HDMI Ports
43
Coax Ports
11

DISPLAY QUALITY SCORES

Picture Quality Score
5.8/106.9/10
Bright Room Score
6.1/105.9/10
Gaming Score
5.6/105.7/10
Movies & TV Score
5.3/106.4/10
Sports Score
5.8/106.1/10

PHYSICAL

Dimensions w/o Stand (H x W x D)
28.3" x 48.7" x 3.5"25.7" x 44.2" x 2.5"
Dimensions with Stand (H x W)
27.8" x 48.7"28.1" x 44.2"
Weight without Stand
25.0 lbs18.9 lbs
VESA Mount
300 x 300200 x 200

DISPLAY

Color Depth
10 bit10 bit
Black Frame Insertion
NoNo
Auto Low Latency Mode
YesYes
Contrast
7.1/108.2/10
Local Dimming
2.5/102.5/10

SOUND

Speaker Setup
2.02.0
Speaker Power
16 W18 W
Dolby Atmos
Bypass onlyBypass only
DTS:X
NoYes, Bypass only

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."

Vizio V-Series (LCD)

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Dig into reviews and images

CNET

Geoffrey Morrison | June 2021
"Vizio's cheapest 4K HDR TV packs in a lot for a low price. The voice control via the remote works well, about as well as Roku's version on devices that have it. So if you know your way around a TV menu, or want to be able to dial in the picture even on an inexpensive TV, the Vizio is the better choice"

Get a great deal on the Amazon 4-Series (LCD) or the Vizio V-Series (LCD)

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 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
121,230
Recommendations made
18,185
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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