TCL Class S4 4K LED Smart TV (S4 / S450G) vs Amazon Fire TV Omni QLED Series 4K TV (2022)
In the battle between the TCL Class S4 4K LED Smart TV (S4 / S450G) and the Amazon Fire TV Omni QLED Series 4K TV (2022), the Fire TV Omni takes the lead. With a peak brightness of 500 nits compared to the TCL's 250 nits, it delivers much better HDR performance in well-lit rooms. You'll appreciate the Fire TV Omni's full-array local dimming, which enhances contrast with 80 zones on the 65-inch model, giving it an edge in dark scenes. In real-world use, this means richer blacks and vibrant colors that truly pop, making it a more engaging viewing experience overall. Key specs: HDMI: 3 ports vs 4 ports and Peak Brightness: 250 nits vs 500 nits.
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How We Compare These Products
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Sources Checked
Official specifications, Retailer ratings, Manufacturer documentation, Buyer feedback.
Decision Factors
We weigh panel technology, contrast, brightness, HDR support, gaming features, size value, and smart platform.
Editorial Standard
Research-based analysis from documented specs, published lab measurements, and verified-buyer evidence. Any hands-on note is labeled as such. Full methodology.
Key Differences at a Glance
| Aspect | TCL Class | Amazon Fire |
|---|---|---|
| User Rating | ✓4.5★ (1,771 reviews) | 4★ (6,033 reviews) |
| Top Strength | Excellent native contrast ratio produces deep blacks (VA panel) | Ambient Experience transforms the black screen into helpful widgets or art (requires presence) |
| Main Drawback | Low peak brightness (~250 nits) means HDR content lacks 'pop' | Limited to 60Hz refresh rate (no high-framerate gaming support) |
| Market Position | Budget | Budget |
TCL Class S4 4K LED Smart TV (S4 / S450G)
43" / 50" / 55" / 58" / 65" / 75" / 85"
4K (2160p / 3840 x 2160)
LED LCD (Direct-lit LED backlight; typically VA panel)
60 Hz native (Motion Rate 120)
Amazon Fire TV Omni QLED Series 4K TV (2022)
43" / 50" / 55" / 65" / 75"
4K (3840 x 2160)
QLED LCD (VA Panel with Quantum Dot)
60 Hz native
Only the specs that differ are shown here. Winners are highlighted when the data is clear.
+Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
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Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Comparison: TCL Class S4 4K LED Smart TV (S4 / S450G) vs Amazon Fire TV Omni QLED Series 4K TV (2022)
TCL Class S4 4K LED Smart TV (S4 / S450G)
Amazon Fire TV Omni QLED Series 4K TV (2022)
| Criterion | TCL Class S4 4K LED Smart TV (S4 / S450G) | Amazon Fire TV Omni QLED Series 4K TV (2022) |
|---|---|---|
| Rating | ★4.5(1,771)Amazon | ★4(6,033)Amazon |
Screen Size | 43" / 50" / 55" / 58" / 65" / 75" / 85" | 43" / 50" / 55" / 65" / 75" |
Resolution | 4K (2160p / 3840 x 2160) | 4K (3840 x 2160) |
Screen Type | LED LCD (Direct-lit LED backlight; typically VA panel) | QLED LCD (VA Panel with Quantum Dot) |
Refresh Rate | 60 Hz native (Motion Rate 120) | 60 Hz native |
Processor | Quad Core Processor 4K | Quad-core MediaTek MT9020 (varies slightly by size) |
Upscaling | 4K Upscaling | Standard 4K Upscaling |
HDR Formats | Dolby Vision, HDR10, HLG (No HDR10+) | Dolby Vision IQ, HDR10+ Adaptive, HDR10, HLG |
Peak Brightness | ≈250 nits (SDR/HDR Real Scene) – Limited brightness | ≈500-530 nits (SDR Real Scene); ≈500 nits (HDR Real Scene) – Good for the price, but not 'bright' by premium standards |
Local Dimming | No | Yes (Full Array Local Dimming; 80 zones on 65"; 96 zones on 75") |
Contrast | High native contrast (≈5000:1 to 8000:1 depending on size/unit) | ≈50,000:1 to 118,000:1 (with Local Dimming enabled) – Excellent black levels for the class |
Color Gamut | Standard (≈75% DCI-P3); No Wide Color Gamut | ≈94-96% DCI-P3 (Quantum Dot) |
HDMI Ports | 3x HDMI | 4x HDMI (3x HDMI 2.0; 1x HDMI 2.1 eARC) |
HDMI 2 1 | No (HDMI 2.0 bandwidth on all ports); eARC supported on HDMI 1 | Partial (Port 4 is eARC with VRR/ALLM, but bandwidth is limited to HDMI 2.0 / 60Hz) |
VRR | No | Yes (48-60Hz range; HDMI Forum VRR) |
Allm | Yes (Auto Low Latency Mode) | Yes (Auto Low Latency Mode) |
Input Lag | ≈11 ms @ 4K 60Hz (Game Mode) | ≈10 ms @ 4K 60Hz (Game Mode) |
Audio Channels | 2.0 Channel | 2.0 Channel |
Audio Power | 20 W (10W + 10W); 30 W (15W + 15W) on 85-inch model | 24 W (12W x 2) – typical for 65"/75" models |
Audio Features | Dolby Atmos pass-through; DTS Virtual:X; Dolby Digital Plus | Dolby Digital Plus; Dolby Atmos (Passthrough); Dialogue Enhancer |
Smart Platform | Google TV (Android TV) | Fire TV OS |
App Store | Google Play Store | Amazon Appstore |
Voice Assistants | Google Assistant (Built-in); Works with Amazon Alexa | Amazon Alexa Built-in (Hands-free with far-field mics) |
Casting | Chromecast Built-in; Apple AirPlay | Apple AirPlay 2; Miracast (No Chromecast built-in) |
Connectivity | Wi-Fi 5 (802.11ac); Bluetooth 5.0; Ethernet (LAN); Optical Audio Out | Wi-Fi 5 (802.11ac); Bluetooth 5.0; Ethernet (LAN); Optical Audio; IR Emitter port |
Tuner | ATSC 1.0 / Clear QAM | ATSC 1.0 (Digital) / Clear QAM (No NextGen TV) |
Vesa | 200x200 mm (43"/50"/55"); 300x300 mm (58"); 400x300 mm (65"); 400x400 mm (75"); 600x400 mm (85") | 300 x 300 mm (50"/55"); 400 x 300 mm (65"); 400 x 400 mm (75") |
Dimensions With Stand | 55": 48.3 x 29.8 x 10.1 in; 65": 57.0 x 34.7 x 11.6 in; 75": 65.7 x 39.8 x 13.5 in | 65": 57.1 x 36.5 x 14.0 in; 75": 66.0 x 40.2 x 14.1 in |
Weight | 55": 22.5 lbs; 65": 30.6 lbs; 75": 50.1 lbs (with stand) | 65": 45.4 lbs; 75": 74.3 lbs (without stand) |
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TCL Class S4 4K LED Smart TV (S4 / S450G)
43" / 50" / 55" / 58" / 65" / 75" / 85"
4K (2160p / 3840 x 2160)
LED LCD (Direct-lit LED backlight; typically VA panel)
60 Hz native (Motion Rate 120)
Quad Core Processor 4K
4K Upscaling
Pros
- Excellent native contrast ratio produces deep blacks (VA panel)
- Google TV interface is fast, modern, and app-rich
Cons
- Low peak brightness (~250 nits) means HDR content lacks 'pop'
- No local dimming to improve dark scene performance further
Amazon Fire TV Omni QLED Series 4K TV (2022)
43" / 50" / 55" / 65" / 75"
4K (3840 x 2160)
QLED LCD (VA Panel with Quantum Dot)
60 Hz native
Quad-core MediaTek MT9020 (varies slightly by size)
Standard 4K Upscaling
Pros
- Ambient Experience transforms the black screen into helpful widgets or art (requires presence)
- Full Array Local Dimming provides impressive contrast and black uniformity for a budget TV
Cons
- Limited to 60Hz refresh rate (no high-framerate gaming support)
- Peak brightness (~500 nits) struggles to make HDR highlights truly pop
Which one is better?
The Amazon Fire TV Omni QLED Series 4K TV (2022) is the better buy for most people - its peak brightness of 500 nits crushes the TCL Class S4's 250 nits.
Who should buy each?
Choose the TCL Class S4 4K LED Smart TV (S4 / S450G) if: you want a budget-friendly option, prefer a fast Google TV interface, or need low input lag for casual gaming. (3 ports hdmi)
Choose the Amazon Fire TV Omni QLED Series 4K TV (2022) if: you enjoy HDR content, want a stylish ambient experience, or prefer hands-free Alexa control. (4 ports hdmi)
Quality Seekers
Higher user rating (4.5★ vs 4★) indicates better overall satisfaction
→ Choose TCL Class
Safe Choice Buyers
More widely tested with 6,033 reviews vs 1,771
→ Choose Amazon Fire
Excellent native contrast Priority
Excellent native contrast ratio produces deep blacks (VA panel)
→ Choose TCL Class
Ambient Experience transforms Priority
Ambient Experience transforms the black screen into helpful widgets or art (requires presence)
→ Choose Amazon Fire
Conclusion
Bottom line: The TCL Class S4 4K LED Smart TV (S4 / S450G) edges ahead with a 4.5★ rating compared to 4★. However, Amazon Fire TV Omni QLED Series 4K TV (2022) remains a strong contender if its strengths align better with your needs.
Frequently Asked Questions
+Which is better: TCL Class S4 4K LED Smart TV (S4 / S450G) or Amazon Fire TV Omni QLED Series 4K TV (2022)?
TCL Class S4 4K LED Smart TV (S4 / S450G) is the better choice if you prioritize excellent native contrast ratio produces deep blacks (va panel). Amazon Fire TV Omni QLED Series 4K TV (2022) wins if you value ambient experience transforms the black screen into helpful widgets or art (requires presence). Both are rated highly (4.5★ vs 4★), so consider your specific needs and budget.
+What are the main differences between TCL Class S4 4K LED Smart TV (S4 / S450G) and Amazon Fire TV Omni QLED Series 4K TV (2022)?
Key differences: TCL Class S4 4K LED Smart TV (S4 / S450G) offers excellent native contrast ratio produces deep blacks (va panel), while Amazon Fire TV Omni QLED Series 4K TV (2022) stands out with ambient experience transforms the black screen into helpful widgets or art (requires presence). Consider that TCL Class S4 4K LED Smart TV (S4 / S450G) low peak brightness (~250 nits) means hdr content lacks 'pop'. Meanwhile, Amazon Fire TV Omni QLED Series 4K TV (2022) limited to 60hz refresh rate (no high-framerate gaming support). Check the detailed specs table above for a complete comparison.
+What should I prioritize when choosing between these tvs?
Focus on the features that matter most for your daily use. TCL Class S4 4K LED Smart TV (S4 / S450G) stands out for excellent native contrast ratio produces deep blacks (va panel) and google tv interface is fast, modern, and app-rich. Amazon Fire TV Omni QLED Series 4K TV (2022) excels at ambient experience transforms the black screen into helpful widgets or art (requires presence) and full array local dimming provides impressive contrast and black uniformity for a budget tv. Check the spec table above for the complete side-by-side breakdown.
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