LG 55UF770 vs Sony KD-55X8509

(8)
LG 55UF770
Sony KD-55X8509

Top Prices

Ebuyer Business
Standard delivery: £4.19
In stock (11 available)
Electrical Experience
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Electronic Empire
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Amazon UK
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RGB Direct
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Radiocraft
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Reasons For

5 Reasons For
Thinner Edit
The LG 55UF770 is a 56.7mm thick TV. That's 3.3mm thinner than the Sony KD-55X8509 (60mm). Read more

The depth of the TV is the thickness of the TV measured from the back of the TV to the front of the TV. Curved TVs will have quite a big depth as this dimension is measured from the back of the centre of the screen to the front of the edges of the screen.

A thinner TV has the advantage of appearing more elegant and will also mean that the TV will not stick out as much when mounted on a wall.

10 shops are selling it
The more sellers stock the product, the greater competition amongst sellers to keep prices low.
£50.88 cheaper to run
Over five years the LG 55UF770 only costs £136.43 to run whereas the Sony KD-55X8509 costs £187.31 to run (37% more). Read more
Better selling
The LG 55UF770 ranks No. 62019 by number of sales, but the Sony KD-55X8509 ranks No. 112880.
Energy efficiency rating is higher
The LG 55UF770 has an energy efficiency rating of "A+", but the Sony KD-55X8509 has a rating of "A".
3 Reasons For
Three USB 2.0 ports Edit
The Sony KD-55X8509 has three USB 2.0 ports, however the LG 55UF770 only has two USB 2.0 ports. Read more

USB ports are useful for displaying on your TV photos / videos or playing music that is stored on USB key drives. The USB port can also be used for charging devices from your TV (as long as it's switched on), and for installing software updates on the TV.

More USB ports will allow you to connect more USB devices to the TV simultaneously without needing to continuous plug in and unplug cables.

One more HDMI port Edit
The number of HDMI ports on the Sony KD-55X8509 is four, but the LG 55UF770 only has three HDMI ports. Read more

The HDMI ports quantity is the number of ports that the TV has that will accept a HDMI cable. HDMI is the most common type of cable used to connect modern TVs, DVD players, games consoles etc.

A greater number of HDMI ports will allow you to permanently connect more devices to the TV and will reduce the need to reach around the back of the TV to unplug and plug in cables when switching between devices.

£43 cheaper
The Sony KD-55X8509 costs £556.00, whereas the LG 55UF770 is £599.00.

Reasons Against

3 Reasons Against
One less USB 2.0 port Edit
The LG 55UF770 has two USB 2.0 ports, however the Sony KD-55X8509 only has three USB 2.0 ports. Read more

USB ports are useful for displaying on your TV photos / videos or playing music that is stored on USB key drives. The USB port can also be used for charging devices from your TV (as long as it's switched on), and for installing software updates on the TV.

More USB ports will allow you to connect more USB devices to the TV simultaneously without needing to continuous plug in and unplug cables.

Only three HDMI ports Edit
The number of HDMI ports on the LG 55UF770 is three, but the Sony KD-55X8509 only has four HDMI ports. Read more

The HDMI ports quantity is the number of ports that the TV has that will accept a HDMI cable. HDMI is the most common type of cable used to connect modern TVs, DVD players, games consoles etc.

A greater number of HDMI ports will allow you to permanently connect more devices to the TV and will reduce the need to reach around the back of the TV to unplug and plug in cables when switching between devices.

More expensive by £43
The LG 55UF770 is £43 more expensive than the Sony KD-55X8509.
6 Reasons Against
3.3mm thicker Edit
The Sony KD-55X8509 is a 60mm thick TV, whereas the LG 55UF770 is a 56.7mm thick TV (3.3mm thinner). Read more

The depth of the TV is the thickness of the TV measured from the back of the TV to the front of the TV. Curved TVs will have quite a big depth as this dimension is measured from the back of the centre of the screen to the front of the edges of the screen.

A thinner TV has the advantage of appearing more elegant and will also mean that the TV will not stick out as much when mounted on a wall.

Not as many stockists
Only 6 sellers sells the Sony KD-55X8509, however 16 retailers sell the LG 55UF770. Read more
Smaller numbers of stores reduces the chances of this TV remaining in stock and also reduces the price competition amongst retailers for the product.
One month older
The Sony KD-55X8509 is older than the LG 55UF770 by one month.
More expensive to run over five years by 37%
Over five years the running costs of the Sony KD-55X8509 are £187.31 which is £50.88 more than the LG 55UF770. Show assumptions.
Worse selling
The Sony KD-55X8509 ranks No. 112880 by sales volume, but the LG 55UF770 ranks No. 62019.
Energy efficiency rating is inferior
The Sony KD-55X8509 has an energy efficiency rating of "A", but the LG 55UF770 has a rating of "A+".

Average Expert Rating

No reviews found

Average User Rating

No reviews found

Date Released

21 months Ago 22 months Ago

Running Costs Over 5 Years

Electricity cost - switched on £ 134.60
Electricity cost - standby £ 1.83
Total running cost £ 136.43
Purchase price £ 599.00
Total cost of ownership £ 735.43
Details
Electricity cost - switched on £ 184.27
Electricity cost - standby £ 3.04
Total running cost £ 187.31
Purchase price £ 556.00
Total cost of ownership £ 743.31
Details

Energy Efficiency Class

Environmental Impact

0.68T
Running this TV over 5 years will generate 0.68 tonnes of carbon dioxide (CO2).
17
To offset that much CO2 you would need to plant and grow them for 10 years.
0.93T
Running this TV over 5 years will generate 0.93 tonnes of carbon dioxide (CO2).
24
To offset that much CO2 you would need to plant and grow them for 10 years.

Display

Screen Size
55" 55"
HD Type
 4K Ultra HD
 4K Ultra HD
3D Compatible
Unknown - Click to provide data
 3D compatible
Refresh Rate
Unknown - Click to provide data 100Hz
3D Type
 Active
 Active
LED Backlighting
 Edge-LED
 Edge-LED
Screen Shape
 Flat
 Flat
Motion Interpolation Frequency
Unknown - Click to provide data 1,000Hz
Motion Interpolation Technology
 PMI (Picture Mastering Index)
 PMI (Picture Mastering Index)
Video Mode
 1080i
 1080p
 720p
 576i
 576p
 480i
 480p
 1080i
 1080p
 720p
 576i
 576p
 480i
 480p
BEST
Screen Format Adjustment
 16:9
 14:9
 4:3
 16:9
 14:9
 4:3
Display Diagonal
Unknown - Click to provide data 140cm
Horizontal Viewing Angle
Unknown - Click to provide data 178°
Graphics Resolution
 3840 x 2160
 3840 x 2160
BEST
Vertical Viewing Angle
Unknown - Click to provide data 178°

TV Tuner

Digital Signal Format System
 DVB
 DVB-S
 DVB-S2
 DVB-T
 DVB-T2
 DVB-C
 DVB
 DVB-S
 DVB-S2
 DVB-T
 DVB-T2
 DVB-C
Tuner
 Analog
 Analog
Analog Signal Format System
 PAL
 SECAM
 NTSC
 NTSC 3.58
 NTSC 4.43
 PAL
 SECAM
 NTSC
 NTSC 3.58
 NTSC 4.43

Smart TV

Smart TV Features
 Smart TV features
 Smart TV features
Internet Browser
 Internet browser
 Internet browser
Timeshift Feature
Unknown - Click to provide data
 Timeshift feature
Operating System Version
2.0 5.0
Operating System
 Web OS
 Web OS

Audio

RMS Rated Power
20W 20W
Loudspeaker
2 2
Built-In Speaker
 Built-in speaker
 Built-in speaker
Dolby Technology
 Digital
 DTS
 Pulse
 Digital Plus
 Digital Pulse
 Digital
 DTS
 Pulse
 Digital Plus
 Digital Pulse
Sound Mode
 Standard
 Music
 Movie
 Sports
 Standard
 Music
 Movie
 Sports
Audio Decoder
 Dolby Digital
 DTS
 Dolby Digital
 DTS
Audio Decoding Technology
 Dolby Digital Plus
 Dolby Digital Pulse
 Dolby Digital Plus
 Dolby Digital Pulse

Ports & Interfaces

Headphone Output Port
1 1
Common Interface Plus
Unknown - Click to provide data
 Common interface plus
Common Interface Connection
 Common interface connection
Unknown - Click to provide data
Ethernet LAN Port
1 1
RF Port
Unknown - Click to provide data 1
SCART Port
1 1
Composite Video in Port
Unknown - Click to provide data 2
Component Video in Port
1 1
USB 2.0 Port
2 3
BEST
USB 3.0 Port
1 Unknown - Click to provide data
DVI Port
 DVI port
 DVI port
HDCP Security Feature
Unknown - Click to provide data
 HDCP security feature
HDMI Version
 2.0
 2.0
BEST
PC in Port
 PC in port
Unknown - Click to provide data
HDMI Port
3 4
BEST
CardBus PCMCIA Slot
Unknown - Click to provide data 1
Mobile High-Definition Link
Unknown - Click to provide data
 Mobile high-definition link
MHL Version
 3.0
 3.0
BEST
Audio Out Port
Unknown - Click to provide data 1
USB 3.0 (3.1 Gen 1) Type-A Port
1 Unknown - Click to provide data

Networking

WiFi Connection
 WiFi connection
 WiFi connection
Internet Browser
 Internet browser
Unknown - Click to provide data
Bluetooth Connection
Unknown - Click to provide data
 Bluetooth connection
Ethernet LAN Connection
 Ethernet LAN connection
 Ethernet LAN connection
Miracast
 Miracast
Unknown - Click to provide data
WiFi Direct Connection
Unknown - Click to provide data
 WiFi direct connection
Near Field Communication
Unknown - Click to provide data
 Near field communication
Network Browsing
 Network browsing
Unknown - Click to provide data

Management Features

On/off Timer
Unknown - Click to provide data
 On/off timer
Picture and Picture
Unknown - Click to provide data
 Picture and Picture
Smart Mode
 Personal
 Vivid
 Standard
 Movie
 Photo
 Personal
 Vivid
 Standard
 Movie
 Photo
On Screen Display
Unknown - Click to provide data
 On screen display
Electronic Programme Guide
Unknown - Click to provide data
 Electronic programme guide
On Screen Display Language
 DAN
 GRE
 EST
 SLV
 BUL
 HEB
 SER
 UKR
 NOR
 RUS
 ENG
 FIN
 FRE
 LIT
 ITA
 POL
 POR
 ESP
 SWE
 TUR
 HUN
 RUM
 KAZ
 CRO
 CAT
 LAT
 DAN
 GRE
 EST
 SLV
 BUL
 HEB
 SER
 UKR
 NOR
 RUS
 ENG
 FIN
 FRE
 LIT
 ITA
 POL
 POR
 ESP
 SWE
 TUR
 HUN
 RUM
 KAZ
 CRO
 CAT
 LAT

Performance

Audio Format
 MP2
 MP3
 WMA
 AC3
 PCM
 eAAC+
 HE-AAC
 EAC3
 HE-A
 AAC++
 MP2
 MP3
 WMA
 AC3
 PCM
 eAAC+
 HE-AAC
 EAC3
 HE-A
 AAC++
Teletext Function
Unknown - Click to provide data
 Teletext function
Parental Controls
Unknown - Click to provide data
 Parental controls
24p Playback
Unknown - Click to provide data
 24p playback
Wide Color Enhancer
Unknown - Click to provide data
 Wide color enhancer
Ambient Light Sensor
Unknown - Click to provide data
 Ambient light sensor
Screen Saving Function
Unknown - Click to provide data
 Screen saving function
Picture Processing Technology
 Samsung Wide Color Enhancer
 Samsung Wide Color Enhancer

Design

LED Indicator
 LED indicator
Unknown - Click to provide data
Colour
 Black
 Black

Ergonomics

VESA Mounting Interface
 300 x 300
 300 x 300
On/off Switch
 On/off switch
Unknown - Click to provide data
VESA Mounting
 VESA mounting
 VESA mounting

Power

Typical Power Consumption
84W
BEST
115W
Standby Power Consumption
0.3W
BEST
0.5W
Energy Efficiency Class
 A+
BEST
 A+
Annual Energy Consumption
123kWh Unknown - Click to provide data
AC Input Voltage
 20-24
 20-24

Certificates

DLNA Certificate
 DLNA certificate
 DLNA certificate

Weight & Dimensions

Thickness
56.7mm
BEST
60mm
Weight
Unknown - Click to provide data 19.9kg
Weight (with Stand)
Unknown - Click to provide data 21kg
Depth (with Stand)
261mm 222mm
BEST
Height (with Stand)
778mm 759mm
BEST
Width (with Stand)
1,240mm 1,236mm
BEST
Height
722mm 722mm
Width
1,240mm 1,236mm
Packaging Height
Unknown - Click to provide data 838mm
Packaging Width
Unknown - Click to provide data 1,330mm

Packaging Content

Included 3D Glasses
Unknown - Click to provide data
 Included 3D glasses
Battery Included
Unknown - Click to provide data
 Battery included
Handheld Remote Control
Unknown - Click to provide data
 Handheld remote control

Technical Details

LED Backlight
Unknown - Click to provide data
 LED backlight

Special Features

Football Mode
Unknown - Click to provide data
 Football mode
Triluminos Display
Unknown - Click to provide data
 Triluminos Display
Motionflow XR
Unknown - Click to provide data
 Motionflow XR
ClearAudio+
Unknown - Click to provide data
 ClearAudio+
4K X-Reality Pro
Unknown - Click to provide data
 4K X-Reality Pro
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