LG's OLED series has long held a leading position in the premium TV market. As two of its latest hits, the LG OLED evo C3 4K Smart TV and the LG OLED evo C4 4K Smart TV series each offer exceptional features and performance, but they also have some key differences. This article will delve into each of these TVs to help you better understand their differences and choose the one that best suits your needs.
1. Design and Appearance
LG OLED C3
The LG OLED C3 series continues LG's signature minimalist design style, featuring an extremely narrow bezel for a more immersive visual experience. This exceptionally slim series is ideal for wall-mounting or placement in modern home environments. Furthermore, the C3's frame and back panel have been upgraded for a more premium feel, resulting in an overall design that balances practicality with aesthetics.
LG OLED C4
The LG OLED C4 series shares a design similar to the C3, featuring a slim design and a nearly borderless screen. However, the C4 emphasizes a more minimalist presentation and features a slightly different back panel material, using a lighter material to provide more flexible installation options.
Comparison Summary
In terms of design, the differences between the C3 and C4 are minimal, primarily reflecting subtle material variations. If you prefer a more premium design, you might prefer the C3.

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II. Processor and Performance
LG OLED C3
The C3 is equipped with the 6th-generation α9 AI 4K video and audio processor, which uses AI deep learning to analyze images and optimize brightness, contrast, and color. This chip also dynamically adjusts HDR effects for more detailed picture quality.
LG OLED C4
The C4 series is equipped with the upgraded 7th-generation α9 AI 4K processor, which is more powerful than the C3 version. This chip offers higher efficiency in image and audio processing, particularly in dynamic range processing and detail enhancement. In addition, the C4 features more advanced AI upscaling technology, converting low-resolution content to near-4K quality.
Comparison Summary
The C4's processor surpasses the C3 in performance, making it a better choice for performance-critical scenarios, such as gaming and high-definition streaming.
III. Display Technology and Picture Quality
LG OLED C3
The C3 utilizes OLED evo self-illumination technology, delivering precise color reproduction and exceptionally high contrast. This TV also features a built-in Intelligent Brightness Engine that optimizes screen brightness for enhanced visibility in bright environments.
LG OLED C4
The C4 also utilizes OLED evo self-illumination technology, but it further enhances brightness performance, specifically optimizing for HDR content. Furthermore, the C4 supports the latest version of Dolby Vision, enhancing the depth of the image.
Comparison Summary
While both use OLED evo technology, the C4 has an advantage in brightness and HDR performance. If you're watching TV in a brightly lit room, the C4 may deliver better results.
IV. Gaming Experience
LG OLED C3
The C3 supports key features gamers need, including variable refresh rate (VRR), G-Sync, and FreeSync technologies. The C3 also boasts a fast 0.1ms response time, ensuring an incredibly smooth gaming experience.
LG OLED C4
The C4 inherits all the gaming features of the C3 but further enhances its high frame rate handling capabilities. It supports the latest HDMI 2.1 interface specification, ensuring more detailed and lag-free gaming. Furthermore, the C4's 7th-generation α9 chip efficiently handles details and light and shadow changes in gaming scenes.
Comparison Summary
If you're a gamer, the C4 may be a more worthwhile investment due to its superior handling of high-dynamic range.
V. Smart Features
LG OLED C3
The C3 supports LG's webOS platform and comes with built-in AI voice assistants (such as Google Assistant and Alexa) for convenient voice control. The series also supports Apple AirPlay and HomeKit, allowing seamless integration with Apple devices.
LG OLED C4
The C4's smart features are essentially the same as the C3's, but its webOS platform has been upgraded for a more intuitive interface. Furthermore, the C4 adds support for some third-party smart home devices.
Comparison Summary
In terms of smart features, the C4 has a slight advantage, but the difference may not be noticeable to the average user.

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VI. Price and Value
LG OLED C3
As an earlier model, the C3 offers a relatively low price and excellent value, making it particularly suitable for users who don't demand the latest technology.
VI. Price and Value
LG OLED C3
As an earlier model, the C3 offers a relatively low price and excellent value, making it particularly suitable for users who don't demand the latest technology.
LG OLED C4
The C4 is the newest model, so it's priced higher, but its performance upgrades meet higher-end needs. For users seeking top-tier performance, the C4 offers better long-term value.
Comparison Summary
If you have budget constraints, the C3 is a more affordable option. If you're looking for the ultimate experience, the C4 is a good investment.
VII. Purchasing Recommendations
Suitable for the C3:
Budget-constrained users seeking excellent value.
Not particularly interested in the latest hardware upgrades.
Primarily for daily viewing.
Suitable for the C4:
Higher demands for picture quality, brightness, and gaming performance.
Desiring the latest technology and long-term support.
Desiring more smart home features.
Conclusion
The LG OLED C3 and C4 each have distinct positioning, catering to different user needs. The C3 is a cost-effective all-rounder, while the C4 is designed for users seeking extreme performance. Choosing the model that best suits your budget and needs is a wise decision.
We hope this comparison helps you find the OLED TV that's best for you!
Item | LG OLED C3 | LG OLED C4 |
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Display Technology | OLED evo self-luminous technology, intelligent brightness enhancement engine. | OLED evo self-luminous technology for enhanced brightness and HDR performance. |
Processor: | α9 6th-generation AI 4K chip. | α9 7th-generation AI 4K chip for enhanced performance. |
Screen Brightness: | Standard brightness, suitable for general environments. | Higher brightness, suitable for bright environments and HDR content. |
Frame Design: | Ultra-narrow bezel, metal material. | Ultra-narrow bezel, lightweight back panel. |
HDR Support: | Dolby Vision(Upgraded Version)、HDR10 Pro |
Gaming Performance: | VRR、G-Sync、FreeSync,0.1 ms response time. | Same as above, supports higher frame rates, and is compatible with the latest HDMI 2.1 specification. |
Smart Features: | webOS platform (standard version), supports Google Assistant and Alexa. | webOS platform (upgraded version), supports more smart home devices. |
Audio Technology: | Dolby Atmos, AI-optimized audio. | Dolby Atmos, upgraded AI. Optimized audio performance |
Size options: | 42"、48"、55"、65"、77"、83" | 42"、48"、55"、65"、77"、83" |
Price range: | Lower price, excellent value | Higher price, offering higher-end performance |
Suitable for users: | Those seeking value for money and daily movie viewing; | Those seeking top-tier performance and image quality, suitable for gamers and demanding users |