Samsung OLED S90D Series vs TCL Class S4 4K LED Smart TV
For US consumers seeking a new television, the choice between the Samsung OLED S90D Series and the TCL Class S4 4K LED Smart TV presents a classic case of premium versus budget options. The Samsung OLED S90D Series is positioned as a high-end OLED TV, delivering perfect black levels and vibrant colors, making it an ideal choice for cinephiles and gamers who demand top-notch visual performance. With a 144Hz refresh rate and QD-OLED technology, it caters to those looking for cutting-edge features and superior image quality. On the other hand, the TCL Class S4 4K LED Smart TV is a budget-friendly choice with a focus on accessibility and practicality. With Google TV built-in, it offers a user-friendly interface and decent picture quality for everyday viewing at a fraction of the price of its competitors. This TV is particularly appealing to cost-conscious consumers who prioritize value and convenience. When comparing these two models, the Samsung OLED S90D's advanced technology and higher refresh rate are significant factors. The QD-OLED technology ensures remarkable color accuracy and detail, while the 144Hz refresh rate is perfect for fast-paced gaming. Conversely, the TCL Class S4 offers a more modest 60Hz refresh rate and relies on direct LED technology, which may not deliver the same level of brightness or contrast, but it excels in providing a satisfactory viewing experience for general entertainment needs. With its significantly lower price point and the inclusion of the Google TV platform, the TCL Class S4 is a practical choice for budget-conscious families or individuals who want smart features without breaking the bank.
Samsung OLED S90D Series
4.8
TCL Class S4 4K LED Smart TV
4.4
Samsung OLED S90D Series

Type: OLED (QD-OLED)
Resolution: 4K (3840 x 2160)
Processor: NQ4 AI Gen3 Processor
HDR: OLED HDR+
TCL Class S4 4K LED Smart TV

Type: Direct LED
Resolution: 4K Ultra HD
Processor: AIPQ Engine
HDR: HDR10 / HLG
Comparison: Samsung OLED S90D Series vs TCL Class S4 4K LED Smart TV

Samsung OLED S90D Series

TCL Class S4 4K LED Smart TV
| Criterion | Samsung OLED S90D Series | TCL Class S4 4K LED Smart TV |
|---|---|---|
| Rating | ★4.8 | ★4.4 |
| Type | OLED (QD-OLED) | Direct LED |
| Resolution | 4K (3840 x 2160) | 4K Ultra HD |
| Processor | NQ4 AI Gen3 Processor | AIPQ Engine |
| HDR | OLED HDR+ | HDR10 / HLG |
| Refresh Rate | 144Hz | 60Hz |
| Smart OS | Tizen Smart TV | Google TV (Android) |
| HDMI Ports | 4 x HDMI 2.1 | 3 ports |
| Pros |
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| Cons |
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Samsung OLED S90D Series
✓ Pros:
- • Perfect black levels and infinite contrast
- • High brightness for an OLED panel
- • 144Hz support makes it perfect for gamers
✗ Cons:
- • Does not support Dolby Vision HDR format
- • Aggressive aggressive dimming on static logos

TCL Class S4 4K LED Smart TV
✓ Pros:
- • Incredibly low price
- • Google TV interface is fast and easy
- • Good enough picture for casual viewing
✗ Cons:
- • Not bright enough for very sunny rooms
- • Sound quality is flat (needs a soundbar)
Which one is better?
The Samsung OLED S90D Series is the clear winner for performance-oriented users due to its 144Hz refresh rate and advanced QD-OLED technology, providing superior black levels and color brightness. However, the TCL Class S4 4K LED Smart TV offers excellent value for budget buyers with its affordable price and Google TV integration.
Who should buy each?
Choose Samsung OLED S90D Series if: - You prioritize top-tier picture quality with perfect blacks and infinite contrast. - You need a high refresh rate of 144Hz for a smooth gaming experience. - You desire a premium OLED panel with advanced QD-OLED technology. Choose TCL Class S4 4K LED Smart TV if: - You are on a budget and seek the most affordable 4K smart TV option. - You prefer the Google TV interface for its ease of use and fast navigation. - You need a TV that provides good enough picture quality for casual viewing. They're equally matched on: - Both offer 4K resolution, providing a sharp and detailed image for their respective price points.
Conclusion
With the key differences outlined, the decision should be clearer. Both options deliver quality—choose the one that fits your priorities.
FAQs
+ Which has better value?
Samsung OLED S90D Series excels if you value perfect black levels and infinite contrast. TCL Class S4 4K LED Smart TV is better if you prioritize incredibly low price. Pick based on your budget and daily use.
+ Is this an independent review?
Yes. We use affiliate links for monetization, but recommendations are research-driven and unbiased.
+ Do newer models exist?
Check release timelines from the manufacturers and compare pricing before you buy. We refresh this page when major updates land.
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