TCL Class S4 4K LED Smart TV (S4 / S450G) vs Amazon Fire TV Omni QLED Series 4K TV (2022)
The TCL Class S4 4K LED Smart TV (S4 / S450G) takes the lead for its superb black levels with a native contrast ratio of up to 8000:1. However, the Amazon Fire TV Omni QLED Series 4K TV (2022) stands out with its vibrant color gamut, hitting around 96% DCI-P3, making it a compelling choice for those who watch a lot of colorful content. In real-world use, the TCL's low input lag of 11 ms makes it decent for casual gaming, but the Fire TV Omni's 500 nit peak brightness allows for better HDR viewing, making highlights pop more effectively. So, if you love dynamic visuals, the Fire TV might be the smarter buy for your living room setup in 2026.
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TCL Class S4 4K LED Smart TV (S4 / S450G)
Amazon Fire TV Omni QLED Series 4K TV (2022)
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(1,708)Amazon | ★4(5,759)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)
✓ Pros:
- • Excellent native contrast ratio produces deep blacks (VA panel)
- • Google TV interface is fast, modern, and app-rich
- • Supports Dolby Vision and Dolby Atmos (rare at this price point)
- • Very low input lag (~11ms) makes it decent for casual gaming
✗ Cons:
- • Low peak brightness (~250 nits) means HDR content lacks 'pop'
- • No local dimming to improve dark scene performance further
- • Narrow viewing angles (picture washes out from the side)
- • Limited to 60Hz with no VRR or HDMI 2.1 bandwidth for next-gen consoles
As an Amazon Associate I earn from qualifying purchases.
Amazon Fire TV Omni QLED Series 4K TV (2022)
✓ 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
- • Hands-free Alexa is built directly into the TV bezel (no remote needed)
- • Supports all major HDR formats (Dolby Vision IQ and HDR10+ Adaptive)
✗ Cons:
- • Limited to 60Hz refresh rate (no high-framerate gaming support)
- • Peak brightness (~500 nits) struggles to make HDR highlights truly pop
- • Viewing angles are narrow (picture degrades when viewed from the side)
- • Fire TV OS interface is heavily laden with ads and Amazon content promotion
As an Amazon Associate I earn from qualifying purchases.
Which one is better?
The Amazon Fire TV Omni QLED Series 4K TV (2022) is the better buy for most people - its 500 nits peak brightness crushes the TCL's 250 nits.
Who should buy each?
Choose the TCL Class S4 4K LED Smart TV (S4 / S450G) if: you prefer deep blacks for dark rooms, enjoy a fast Google TV interface, or prioritize low input lag for casual gaming. (3 ports hdmi)
Choose the Amazon Fire TV Omni QLED Series 4K TV (2022) if: you want vibrant colors for movies, need a hands-free Alexa experience, or appreciate an art mode that transforms your TV into decor. (4 ports hdmi)
Conclusion
TCL Class S4 4K LED Smart TV (S4 / S450G) and Amazon Fire TV Omni QLED Series 4K TV (2022) are both solid choices. Match the strengths above to your budget and workflow to make the best call.
Frequently Asked Questions
+Which has better value?
TCL Class S4 4K LED Smart TV (S4 / S450G) excels if you value excellent native contrast ratio produces deep blacks (va panel). Amazon Fire TV Omni QLED Series 4K TV (2022) is better if you prioritize ambient experience transforms the black screen into helpful widgets or art (requires presence). 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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