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Sony KD-55X8509
Sony KD-55X8509
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46

Overall Score

Sony KD-55X8509

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A 55 inch 4K TV with average features
55" 4K Yes No Mar 2015
Display Diagonal HD Type 3D OLED Technology Release Date

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Sony KD-55X8509 Review

With average features, we have scored the Sony KD-55X8509 as follows for Summary.
59
Average Features
19
40
$150 Over 5 Years
Overall Score
46
Mediocre

Why Has it Scored 46?

It is over 2 years old and it is likely that newer, better TVs are available. View the latest TVs 2017.
This TV has running costs of $150 over 5 years, which are in the most expensive 18% of all 3,997 TVs that we have compared it to. View all energy saving TVs.
It has some good features, but is also missing a few features:
4K
Fairly large display diagonal
Does not feature OLED technology
Does not have a pair of 3D glasses included
33
Mediocre
79
Very Good
62
Good

How Big is the Sony KD-55X8509?

The Sony KD-55X8509 is 1,236mm wide and 722mm tall. It is 60mm thick and weighs 19.9kg.

Sony KD-55X8509 front dimensions

See how big this TV would look in your lounge:

Sony KD-55X8509 size in context

Sony KD-55X8509 In-Depth Analysis

Features

4K

4K

The highest resolution of the KD-55X8509 is 4K. That's over four times the resolution of the most frequently found HD type of Full HD. Across all televisions the worst resolution is HD Ready and the best is 8K. 4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.

4K Ultra HD TVs have a resolution of 3840 x 2160 pixels.

What does "HD type" mean? Less Edit

Fairly Large Display Diagonal

The display diagonal of the KD-55X8509 of 55" is in the largest 23% of all televisions when sorted by this feature. The smallest display diagonal of televisions is 2", the largest is 110", and the average display diagonal is 46".

What does "display diagonal" mean? Less Edit

Does Not Feature OLED Technology

Like most other TVs, the Sony KD-55X8509 does not feature OLED technology. 98% of televisions do not feature OLED technology.

What is OLED technology? Less Edit

3D

The Sony KD-55X8509 is 3D, which is unusual. 74% of TVs are not 3D.

What does "3D" mean? Less Edit

Average Thickness

The thickness of the Sony KD-55X8509 of 60mm is pretty average compared to most other televisions. It is in the thinnest 1% of all televisions when sorted by this feature.

What does "thickness" mean? Less Edit

Supports Wi-Fi

Wi-Fi

The KD-55X8509 supports Wi-Fi, as do 59% of TVs.

What is Wi-Fi? Less Edit

3840 X 2160 Pixels Display Resolution

The highest display resolution supported by the KD-55X8509 is 3840 x 2160 pixels. That's over four times the resolution of the most common resolution of 1920 x 1080 pixels. The worst resolution of all TVs is 1024 x 768 pixels and the best is 5120 x 2160 pixels.

What does "display resolution" mean? Less Chart Hide Chart Edit

Supports High-Bandwidth Digital Content Protection (HDCP)

The Sony KD-55X8509 supports High-Bandwidth Digital Content Protection (HDCP). 81% of TVs do not support High-Bandwidth Digital Content Protection (HDCP).

What is High-Bandwidth Digital Content Protection (HDCP)? Less Chart Hide Chart Edit

Has an Ambient Light Sensor

The KD-55X8509 has an ambient light sensor, which is unusual. 92% of TVs do not have an ambient light sensor.

What is an ambient light sensor? Less Chart Hide Chart Edit

Supports Wi-Fi Direct

The Sony KD-55X8509 supports Wi-Fi Direct, which is unusual. 72% of televisions do not support Wi-Fi Direct.

What is Wi-Fi Direct? Less Chart Hide Chart Edit

Quite High RMS Rated Power

The KD-55X8509's RMS rated power of 20W is in the highest 23% of all televisions when sorted by this feature. Across all the televisions the RMS rated powers range from 2W to 120W, and the average RMS rated power is 21W.

What does "RMS rated power" mean? Less Chart Hide Chart Edit

Supports Bluetooth

The KD-55X8509 supports Bluetooth, unlike 81% of TVs which do not support Bluetooth.

What is Bluetooth? Less Chart Hide Chart Edit

Supports Timeshift

The KD-55X8509 supports timeshift. 82% of TVs do not support timeshift.

What is timeshift? Less Chart Hide Chart Edit

Fairly Fast Motion Interpolation Frequency

The slowest motion interpolation frequency of televisions is 50Hz, the fastest is 3,000Hz, and the average motion interpolation frequency is 440Hz. The Sony KD-55X8509's motion interpolation frequency of 1,000Hz is quite fast compared to most other televisions. It is in the fastest 12% of all TVs when ordered by this feature.

What does "motion interpolation frequency" mean? Less Chart Hide Chart Edit

Supports 24p

The KD-55X8509 supports 24p, unlike 84% of televisions which do not support 24p.

What is 24p? Less Chart Hide Chart Edit

Supports Picture-in-Picture

The KD-55X8509 supports Picture-In-Picture, which is unusual. 95% of TVs do not support Picture-In-Picture.

What is Picture-In-Picture? Less Chart Hide Chart Edit

Does Not Have a Pair of 3D Glasses Included

The KD-55X8509 does not have a pair of 3D glasses included, although it is worth keeping in mind that 85% of televisions also do not have a pair of 3D glasses included.

What is a pair of 3D glasses included? Less Chart Hide Chart Edit

Average High Frequency Rate

The high frequency rate of the KD-55X8509 of 100Hz is relatively typical compared to most other TVs. It is in the slowest 1% of all televisions when ranked by this feature.

What does "high frequency rate" mean? Less Chart Hide Chart Edit

Supports Near Field Communication (NFC)

The Sony KD-55X8509 supports Near Field Communication (NFC), unlike 98% of televisions which do not support Near Field Communication (NFC).

What is Near Field Communication (NFC)? Less Chart Hide Chart Edit

Supports Parental Controls

The KD-55X8509 supports parental controls, which is unusual. 89% of televisions do not support parental controls.

What is parental controls? Less Chart Hide Chart Edit

Running Costs

Running Costs Are Very High

The average 5 year running cost of the KD-55X8509 is $150 based on typical usage levels and energy prices, which makes it one of the most expensive to run TVs.

Calculate your own running costs

Product Identifiers

Manufacturer Part Numbers samsung kd55x8509c, sony kd55x8509cbu
Barcodes 04548736002241, 04548736002258

Frequently Asked Questions About the Sony KD-55X8509

239Hz faster motion interpolation frequency
$39.29 cheaper to run
15% larger display diagonal

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