| Model No |
75C6K |
75S551G-CA |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
75 Inch (191 cm) |
75 Inch (191 cm) |
| Resolution |
4K 3840 x 2160 |
4K 3840 x 2160 |
| Aspect Ratio |
16:9 |
16:9 |
| Motion Rate |
144 Hz |
60 Hz |
| Viewing Angle |
178°/178° |
178°/178° |
| USB |
| USB Version |
: 3.0, 2.0 |
| Supported Audio Formats |
: MP3, MKV, WMA, AVI |
| Supported Video Formats |
: H.264, H.265, MPEG1/2/4, WMV, VC1, VP8, VP9, AV1 |
| Supported Picture Formats |
: JPEG, PNG, BMP, GIF |
|
| USB Version |
: 2.0 |
| Supported Audio Formats |
: AAC, MP3, WMA, WAV ( PCM ), AIFF, FLAC, AC3 |
| Supported Video Formats |
: MKV ( H.264 ), MP4, MOV ( H.264 ), TS ( H.264 ) |
| Supported Picture Formats |
: JPEG, PNG, GIF |
|
| Video |
| Backlight |
: 4K UHD Premium QD-MiniLED |
| HDR |
: Yes |
| HLG |
: Yes |
| MEMC |
: Yes |
| Ai HDR |
: Yes |
| HDR10+ |
: Yes |
| Ai Color |
: Yes |
| Ai Scene |
: Yes |
| Ai Clarity |
: Yes |
| Ai Motion |
: Yes |
| HVA Panel |
: Yes |
| Ai Contrast |
: Yes |
| Dolby Vision IQ |
: Yes |
| Enhanced Stability |
: Yes |
| Ultra-Long Lifespan |
: Yes |
| Ultra-High Contrast |
: Yes |
| Transient Response |
: Yes |
| HVA Panel Technology |
: Yes |
| Condensed Micro Lens |
: Yes |
| Colorful Quantum Crystal |
: Yes |
| 5X Contrast Enhancement |
: Yes |
| Ultra-High Peak Brightness |
: Yes |
| Powerful Light-Emitting Chip |
: Yes |
| Super Energy Highlighter Base |
: Yes |
| Conventional Light-Emitting Chip |
: Yes |
| Dynamic Lighting Bionic Algorithm |
: Yes |
| ALD Corrosion-Resistant Technique |
: Yes |
| Bionic Color Optimization Technology |
: Yes |
| Panel Type |
: VA |
| Ultra-High Color Gamut |
: 93% DCI-P3 |
| Contrast Ratio |
: 7000:1 ( Typ. ) |
| Picture Engine |
: AiPQ Pro Engine |
| Brightness |
: High HDR Brightness |
| Dimming Zones |
: Precise Dimming Series Up To 512 Zones |
| Refresh Rate |
: MEMC 120HZ; VRR 48HZ~288Hz; DLG 240Hz |
|
| Backlight |
: 4K UHD Direct LED |
| HLG |
: Yes |
| HDR 10 |
: Yes |
| HDR10+ |
: Yes |
| Dolby Vision |
: Yes |
| Description |
: Smart & Stunning |
| Display Colors |
: 1.07 Billion Colors |
| Backlight Type |
: High Brightness LED Backlight |
| Picture Engine |
: TCL AIPQ Processor with Deep Learning AI |
| Motion Enhancement Technology |
: Motion Rate 240 with MEMC Frame Insertion |
| Picture Preset |
: Vivid, Low Power, Smart HDR, Sports, Movie, Game, PC |
|
| Audio |
| Sound Output Power ( RMS ) |
: 2 X 10 W + 20 W |
| Dolby Atmos |
: Yes |
| IMAX Enhanced |
: Yes |
| ONKYO Subwoofer |
: Yes |
| DTS Premuim Sound |
: DTS Virtual X |
| Sound Channel |
: ONKYO 2.1 Hi-Fi Sound System |
|
| Audio Output ( RMS ) |
: 30 W ( 2 X 15 W ) |
| DTS Virtual : X |
: Yes |
| Bluetooth Personal Audio |
: Yes |
| DTS Processing |
: DTS-X |
| Dolby Processing |
: Dolby Atmos, Dolby Digital+ |
| Audio Effect |
: Dynamic, Standard, Movie, Music, Voice, Live |
| Audio Passthrough |
: Dolby Atmos, Dolby Digital+, Dolby Digital, PCM |
|
| Connectivity Options |
| HDMI ( 2.1 ) |
: 4 |
| USB ( 3.0 + 2.0 ) |
: 2 ( USB3.0 X 1, USB2.0 X 1 ) |
| WiFi 5 |
: Yes |
| Miracast |
: Yes |
| HDMI CEC |
: Yes |
| Bluetooth 5.4 |
: Yes |
| Ethernet / LAN |
: Yes |
| Chromecast Built-In |
: Yes |
| HDMI2.1 ( eARC & ARC ) |
: Yes |
| Optical Digital Audio Out |
: Yes |
| HDMI Audio Return Channel |
: Yes |
| HDMI Version |
: HDMI1.4 & HDMI2.0 & HDMI2.1, HDCP1.4 & HDCP2.2 |
|
| HDMI |
: 3 X ( 1 With eARC ) |
| USB 2.0 |
: 1 |
| Bluetooth 5.2 |
: Yes |
| Ethernet / LAN |
: 1 Yes |
| Headphone Output |
: 1 Yes |
| Google Chromecast Built-In |
: Yes |
| RF Input ( NTSC, ATSC ) |
: 1 Yes |
| SPDIF Digital Audio Optical |
: 1 Yes |
| Wi-Fi |
: Wi-Fi 5 ( 802.11ac ) |
| AV Input |
: Composite Video + L & R Audio In ( Mini 3.5 mm Connector ) |
|
| Smart TV Features |
| Operating System |
: Google TV |
| RAM |
: 3 GB |
| ROM |
: 32 GB |
| AI Art |
: Yes |
| Netflix |
: Yes |
| YouTube |
: Yes |
| Video Chat |
: Yes |
| Art Gallary |
: Yes |
| Hey Google |
: Yes |
| Google Meet |
: Yes |
| Voice Control |
: Yes |
| Ambient Mode |
: Yes |
| Google Assistant Built-In |
: Yes |
| Hands-Free Voice Control |
: Yes |
| Supported Apps |
: Netflix, JioHotstar, Prime Video, YouTube, Zee5, Voot, JioCinema...... |
| Other Apps Supported |
: YouTube, Hotstar, Netflix, ErosNow, ZEE5, Voot, Jio Cinema, Hungama Play, ALTBalaji, YuppTV, T-Channel............ |
|
| Operating System |
: Google TV |
| Disney+ |
: Yes |
| Apple TV |
: Yes |
| YouTube |
: Yes |
| Peacock TV |
: Yes |
| YouTube TV |
: Yes |
| Paramount+ |
: Yes |
| Apple Airplay2 |
: Yes |
| Backlit Voice Remote |
: Yes |
| Hands-Free Voice Control |
: Yes |
| Works With |
: Amazon Alexa, Google Assistant, Apple HomeKit |
|
| Other Features |
| Design |
: Ultra Slim Design |
| Color |
: BLack |
| Sleep Timer |
: Yes |
| Kid's Profile |
: Yes |
| Parental Lock |
: Yes |
| Quick Settings |
: Yes |
| PVR / Timeshift |
: Yes |
| Energy Saving Mode |
: Yes |
| Warranty Summary |
: 2 Year Warranty |
| EPG |
: Yes ( For DTV Programme Only ) |
|
| Design |
: Full View Metal Bezel-Less Design |
| Clock |
: Yes |
| Sleep Timer |
: Yes |
| Channel Skip |
: Yes |
| Closed Caption |
: Yes |
| Input Label Edit |
: Yes |
| Channel Label Edit |
: Yes |
| Easy Voice Control |
: Yes |
| JPEG / MP3 For USB |
: Yes |
| Game Accelerator 120 |
: Yes |
| Auto Game Mode ( ALLM ) |
: Yes |
| Enhanced Dialogue Mode |
: Yes |
| Auto Channel Search / Channel Scanning |
: Yes |
| Parental Control ( V -Chip ) |
: USA |
| Control Buttons |
: One Button |
| Program Guide ( EPG ) |
: Up To 7 Days Future |
| Adjustable Color Temperature |
: Warm, Normal, Cool |
| Tuner Type |
: ATSC, NTSC, Clear QAM |
| Languages |
: English, Spanish, French |
| Warranty |
: 1 Year Limited Manufacturers Warranty |
|
| General Details |
| Power Supply |
: AC 100V – 240V 50-60Hz |
| Power Consumption |
: 300 W |
| Power Consumption Standby |
: 0.5 W |
| Weight Without Stand |
: 23 Kg |
| Weight With Stand |
: 23.5 Kg |
| Weight With Packaging |
: 33.8 Kg |
| VESA Wall-Mounting |
: 300 mm X 300 mm |
|
| Power Supply ( Voltage, Hz ) |
: AC 100V-240V 50/60Hz |
| Annual Power Consumption |
: 437 kWh/Y |
| Power Consumption Standby |
: < 0.5 W |
| Weight Without Stand |
: 22.90 Kg |
| Weight With Stand |
: 23.22 Kg |
| Package Weight |
: 32.52 Kg |
| Screw Size |
: M6 X 20 |
| VESA Walll Mount Pattern |
: 400 mm X 400 mm |
|
| Supplied Accessories |
| Remote Control |
: Yes |
| 1N Stand |
: Yes |
| Power Cable |
: Yes |
| User Manual |
: Yes |
| 2N Batteries |
: Yes |
| Warranty Card |
: Yes |
|
| Remote Control |
: Voice Remote Control |
| Power Cord |
: Yes |
| 2 X AAA Batteries |
: Yes |
| Warranty Info English |
: Yes |
| Quick Start Guide English |
: Yes |
|
|
Compare TCL 75C6K with:
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Compare TCL 75S551G-CA with:
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Key Differences
From a practical standpoint, both options provide a reliable viewing experience for most users. Both TVs come in similar screen sizes, making them suitable for comparable viewing setups and room environments. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. TCL 75S551G-CA and TCL 75C6K offer different motion rates (60 Hz vs 144 Hz), which can impact smoothness during fast-moving scenes like sports and gaming. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. If you're comparing TCL 75S551G-CA and TCL 75C6K, both models come with modern features and are designed to deliver a solid viewing experience across different use cases. Both models support 4K 3840 x 2160 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Verdict: Both TVs are strong contenders, and your final choice should depend on your preference for screen size, motion performance, and smart features.
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