Difference Between LG OLED BX vs CX 【Comparison】

If we discuss the most affordable and high-quality tv in 2021, LG CX OLED is a slightly better choice than LG BX OLED. The qualities which make CX superior are it’s gotten brighter, the gradients are better, and other qualities are sturdier and metal strand. On the other hand, LG BX OLED has a comparatively wider viewing angle, however this point change until some units.

The LG OLED BX is available in 2 models I.e., 55 inches (OLED55BXPUA) and 65 inches (OLED65BXPUA) while LG CX has 4 models that are 48 inches (OLED48CXPUB), 65 inches (OLED65CXPUA), 55 inches (OLED55CXPUA), and 77 inches (OLED77CXPUA).
Similarities and differences of LG CX OLED and LG BX OLED in the form of the table:
Thus, here we have the basic similarities and differences between the LG CX OLED and LG BX OLED based on huge research and finding out their characteristics and features.

Differences of LG CX OLED and LG BX OLED:

In the above, we have already discussed the similarities and differences in the form of a table, and here we are elaborating that a little bit to clear things more for you which helps you in choosing the perfect tv for you.


Screen Size LG BXScreen Size LG CX

The thickness of LG CX OLED is 1.93 (4.9 cm) and that of LG NX OLED is 1.89 (4.8 cm). This makes a difference between both.
The upper part of LG CX OLED is very thin but the lower part is thick where inputs are present.
In contrast, LG BX OLED is very thin in general. It gets thicker where the stand is attached. But this part also does not take much space.

Design picture:

With the unique and sleek design, LG CX OLED has a premium feel to it, and it has much more similarity to the LG C9 OLED. Another outstanding thing in its style is the center-mounted stand of the LG BX OLED. It makes the model more appealing to the buyer.


The stand of LG CX OLED is very solid and the TV doesn’t rotate as much. The width of the stand is as wider as a TV screen. The TV stand touches the table surface completely, if we place a soundbar in Infront of it, this will create a hindrance while watching TV. The footprint of the 55-inch TV stand: 36″ x 9.6″.
On the other hand, LG BX OLED has a plastic stand that is present in the center of the TV.

Back/ wall mount:

It has a similar back to the LG C9 OLED. The upper part of the TV that holds the panel is solid metal and the lower part that holds the input is plastic.
Unlike the LG CX OLED and LG B9 OLED, the LG BX OLED TV has a solid lower part and a smooth upper part. The upper part is made from a smooth plastic finish and the lower part is made from solid plastic. There is a supportive clip that is present on the side for the cable management.

Color volume:

The color volume of LG CX OLED is 7.1 and that of LG BX OLED is 7.8.
LG CX OLED has an excellent colors combination; the color volume of the OLED is only decent. It cannot produce more bright colors. As it has an infinite contrast ratio, it can display dark saturated


On the other hand, LG BX OLED has good color volume. It can display dark colors extremely well due to its high-capacity pixel. However, it faces a little bit of hindrance while displaying brighter colors.

Check out Samsung q80t vs q90t:

Picture quality:


HDR BrightnessLG BXLG CX
Real Scene Highlight ?454 cd/m²
563 cd/m²
Peak 2% Window 454 cd/m²
749 cd/m²
Peak 10% Window 542 cd/m²
804 cd/m²
Peak 25% Window 386 cd/m²
457 cd/m²
Peak 50% Window 231 cd/m²
320 cd/m²
Peak 100% Window 128 cd/m²
152 cd/m²
Sustained 2% Window 2436 cd/m²
633 cd/m²
Sustained 10% Window 2517 cd/m²
768 cd/m²
Sustained 25% Window 2364 cd/m²
433 cd/m²
Sustained 50% Window 3220 cd/m²
302 cd/m²
Sustained 100% Window ?122 cd/m²
147 cd/m²
Automatic Brightness Limiting (ABL) 20.093

Coming onto the picture quality of both the TVs, due to the construction meadow the picture quality is excellent of both the BX And CX. With the outstanding picture quality and because of the theoretically infinite contrast ratio they produce a great picture with perfect dark black colors especially in the dark environment when you’re using them in a dark room. And because of the extremely wide-angle, the Colors of the BX model don’t even fade when at very extreme angles. With the perfect brightness, both the CX and BC are amazing.

LG OLED BX vs CX Comparison Chart:

Panel TypeOLED panelOLED panel
Viewing angleVery wideVery wide
Maximum Brightness820 Nits540 Nits
REC 202061%74%
Audio2.2 channels with 40 watts2.2 channels with 40 watts
Frequency120 Hz120 Hz
Input lag 4K@60Hz + HDRCa. 15msCa. 15ms
Input lag 4K@120HzNoNo
HDMI 2.14x connections2x connections
Twin tunerYesyes
Integrated soundbarnono

Difference Between LG CX vs C1

Other qualities:

As the above comparison clearly shows that both the models have quite similar characteristics and features, the LG CX has almost all the features of LG BX. Here are few more qualities:
CX model brightness can be increased which is useful when you’re dealing with HDR content that is not in BX.

BX is equipped with 2 interfaces while CX is equipped with 2.1 interfaces one of them is the HDMI eARC interface. The LG BX has an alpha 7 processor which isn’t powerful as LG CX because it has alpha 9 Gen3 which is a more powerful processor.

CX also comes with a better color gradient and display HDR.

The maximum brightness of LG BX OLED is 540 nits and that of LG CX OLED is 820 nits.

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LG BX OLED Vs LG CX OLED: Which TV to buy in 2021?

Both the models come with their best features based on which one can decide the best for itself. But we are completely and thoroughly impressed by the CX model with its wonderful features. While the

BX model is a bit disappointing because of the following reasons: Less power inside

A slight reduction in the brightness on the panel
But that doesn’t mean that it is completely useless and a waste of money. No both the TVs are made for gaming and are attractive with a great contrast ratio.

Reference & Source

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