The LG can display deep black perfectly with its OLED screen and thus achieves a tremendous contrast beyond 50000:1. Numbers cannot describe how clear and almost three-dimensional something like this looks. The high image sharpness is also maintained in motion; 100 Hz is normal for OLED TVs...
LG OLED55CX
55", OLED, 4K, 2020Product details
The OLED55CX is a state-of-the-art OLED Smart TV that impresses with a screen diagonal of 55 inches. Equipped with advanced OLED technology, this television delivers outstanding picture quality with vibrant colors and deep blacks. The 4K resolution ensures a detailed display, while the 120 Hz refresh rate enables smooth motion, making it ideal for sports broadcasts and action-packed movies. The TV supports various HDR formats, including HDR10 and Dolby Vision, which contribute to an extended dynamic range and enhanced image representation. With the user-friendly webOS operating system, users can easily access a wide range of streaming services and apps. The self-illuminating pixels of OLED technology guarantee an impressive contrast ratio and excellent color representation, elevating the viewing experience to a new level.
- Supports Dolby Vision and HDR10 for an enhanced viewing experience
- Equipped with 4 HDMI ports for versatile connectivity options
- Integrated Airplay 2 function for wireless streaming
- Self-illuminating pixel technology for deeper blacks and vibrant colors
- User-friendly webOS operating system for easy access to streaming services.
Display size (inches) | 55" |
Screen technology | OLED |
Display resolution | 4K |
Native refresh rate | 120 Hz |
Dynamic range | Dolby Vision, HDR, HDR10, HLG |
Video connections | HDMI (4x) |
Weight | 18.90 kg |
Documents | |
Item number | 12934433 |
Colour | Black |
Exact colour description | Black |
TV type | OLED TV, Smart TV |
Model year | 2020 |
Design | Flat |
Display size (inches) | 55" |
Backlight | self-luminous |
Screen size (cm) | 139 cm |
Screen technology | OLED |
Display resolution | 4K |
Image resolution | 3840 x 2160 Pixels |
Dynamic range | Dolby Vision, HDR, HDR10, HLG |
Native refresh rate | 120 Hz |
Aspect ratio | 16:9 |
Audio output | 40 W |
Operating system | webOS |
TV tuner | DVB-C, DVB-S2, DVB-T2, HbbTV |
Video file formats | HEVC |
VESA wall mount | 300 x 200 mm |
Video connections | HDMI (4x) |
Audio Connections | Coaxial S/PDIF (1x), Headphones |
Data ports | Card reader (1x) |
USB ports | USB-A |
Exact USB ports | USB-A 2.0 (3x) |
Network connections | RJ45 (1x) |
Wireless transmission | Airplay 2 |
HDMI features | ARC |
Number of CI+ slots | 1 x |
Power consumption | 109 W |
input voltage | 100 - 240 V |
Energy consumption per year | 151 kWh |
Energy efficiency class | G |
Scope of delivery | Remote control |
Smart home ecosystem | Amazon Alexa |
Communication standard | Amazon Alexa, Apple HomeKit, Google Assistant |
Weight | 18.90 kg |
CO₂-Emission | |
Climate contribution |
Width | 1228 mm |
Height | 738 mm |
Depth | 251 mm |
Weight including stand | 23 kg |
Length | 134.30 cm |
Width | 20 cm |
Height | 80.50 cm |
Weight | 27.35 kg |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «TV» category have a defect within the first 24 months?
Source: Digitec Galaxus- 1.Hisense TV1 %
- 2.LG1.2 %
- 3.Dyon1.3 %
- 3.Samsung1.3 %
- 3.TCL1.3 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- 8.Samsung7 days
- 8.Sony7 days
- 10.LG8 days
- 11.Sharp12 days
- 12.Hisense23 days
Return rate
How often is a product of this brand in the «TV» category returned?
Source: Digitec Galaxus- 1.Sony1.7 %
- 2.LG1.9 %
- 2.Samsung1.9 %
- 4.TCL2 %
- 5.Xiaomi2.3 %

- Outstanding picture, rich black, great colours
- High ease of use, powerful processor
- Apple TV, Disney+, Dolby Vision IQ, Dolby Atmos
- good sound
- Loss of brightness with high white content
- no HDR10+
Thanks to smart features like the "sports alarm" and apps like Disney+ and Apple TV, LG has taken its 2020 model up a notch. With an outstanding overall performance, the OLED65CX9LA enters our reference class.
- Great picture quality
- Tone balanced
- comprehensive equipment
- Too many setting options in the menu
- No AV input
When it comes to picture quality, the four OLED TVs don't give each other anything; it's consistently breathtaking with brilliant, natural colours and perfect contrast. In terms of sound, Sony came out on top in the test, closely followed by LG. However, with its extensive and yet easily manageable features, only the LG cleared the hurdle to "very good" in the overall rating - making it the super trump...
- Excellent picture in SDR and HDR
- sharper movements
- modern operating concept
All the units in this test are thoroughly recommendable. Each has specialities in one area. Yet each model is almost a universal genius, created by the competitive pressure of the TV brands. In principle, they all use identical OLED panels, but they all have their own individual touches when it comes to control and, above all, comprehensive features...

In the test, the LG CX9 distinguishes itself with a fine look, clean workmanship, comprehensive and sensible features and an excellent picture. The new Filmmaker Mode is particularly good for visually outstanding Ultra HD BDs and UHD streaming content. For normal Blu-rays, especially if they are of average quality, the cinema picture mode is recommended together with the activated, perfectly working...

- Black level
- Viewpoint
- HDR10
- HLG & Dolby Vision
- Dolby Atmos
- Magic Remote