Best For
Best for Gaming
TCL 50P7L
Better Picture Quality
TCL 50P7L
Better Smart Home Integration
TCL 50S551G
Better Connectivity
TCL 50P7L
Best Overall Value
TCL 50P7L
The TCL 50S551G and TCL 50P7L are both 50-inch 4K Google TVs, but they target slightly different buyers. The 50S551G focuses on delivering a feature-rich entertainment experience with Dolby Atmos, extensive smart home integration, and TCL's AI-powered picture processing. Meanwhile, the 50P7L steps ahead with a QLED panel, wider color gamut, higher brightness, HDMI 2.1 connectivity, VRR support, and dedicated gaming features. If your priority is cinematic picture quality and gaming performance, the 50P7L offers a more premium hardware package, while the 50S551G remains a solid option for everyday streaming and smart TV usage.
Verdict
The TCL 50P7L is the stronger overall television thanks to its QLED display, 93% DCI-P3 color coverage, 400-nit brightness, HDMI 2.1 ports, VRR support, and ONKYO-tuned audio system. It is better suited for gamers and movie enthusiasts who want superior picture quality. The TCL 50S551G remains a good choice for users looking for a capable Google TV with Dolby Vision, Dolby Atmos, and broad smart ecosystem compatibility at a potentially lower price point.
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| Model No |
50S551G |
50P7L |
| TV Type |
Smart TV |
Smart TV |
| Screen Size |
50 Inch (126 cm) |
50 Inch (126 cm) |
| Resolution |
4K 3840 x 2160 |
4K 3840 x 2160 |
| Aspect Ratio |
16:9 |
16:9 |
| Motion Rate |
60 Hz |
60 Hz |
| Viewing Angle |
178°/178° |
178°/178° |
| USB |
| 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 |
|
| USB Version |
: 3.0, 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 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 |
|
| Backlight |
: 4K UHD QLED |
| HLG |
: Yes |
| AI HDR |
: Yes |
| AI Color |
: Yes |
| AI Scene |
: Yes |
| HDR 10+ |
: Yes |
| AI Clarity |
: Yes |
| AI Motion |
: Yes |
| AI Contrast |
: Yes |
| Dolby Vision |
: Yes |
| AI Interaction |
: Yes |
| AI Image Quality |
: Yes |
| Multiple Eye Care |
: Yes |
| Enhanced Stability |
: Yes |
| High Light Efficiency |
: Yes |
| AI Content Generation |
: Yes |
| Skin Tone Preservation |
: Yes |
| Ultra-High Color Gamut |
: Yes |
| High-Transmittance Filter |
: Yes |
| Colorful Quantum Crystal |
: Yes |
| Scene Color Enhancement |
: Yes |
| Composite Nano-Diamond Structure |
: Yes |
| Bionic Color Optimization Technology |
: Yes |
| Multi-Layer Co-Extrusion Precision Crafting |
: Yes |
| Pioneer in Quantum Dot Technology |
: Yes |
| 4000+ Hours of Extreme Environment Testing |
: Yes |
| Contrast Ratio |
: 5000: 1 |
| Resolution |
: 4K UHD |
| Wide Color Gamut |
: 93% DCI-P3 |
| System Brightness |
: 400 Nit ( Typ ) |
| Picture Engine |
: AiPQ Processor |
| Panel Type |
: DLED & HVA Panel |
|
| Audio |
| Audio Output ( RMS ) |
: 20 W ( 2 X 10 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 |
|
| Audio Output ( RMS ) |
: 2 X 10 W |
| Dolby Atmos |
: Yes |
| AI Sound Quality |
: Yes |
| Sound Channel |
: 2.0 Channel |
| DTS Premuim Sound |
: DTS Virtual X |
| Speaker System |
: ONKYO 2.0 Hi-Fi System |
|
| Connectivity Options |
| 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 ) |
|
| HDMI ( 2.1 ) |
: 3 |
| USB ( 3.0 + 2.0 ) |
: 2 ( USB 3.0 X 1, USB 2.0 X 1 ) |
| WiFi 5 |
: Yes |
| HDMI CEC |
: Yes |
| Bluetooth 5.4 |
: Yes |
| Ethernet / LAN |
: Yes |
| HDMI2. 1 ( eARC & ARC ) |
: Yes |
| Miracast ( Wireless Display ) |
: Yes |
| HDMI Version |
: HDMI2.1 |
|
| Smart TV Features |
| 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 |
|
| Operating System |
: Google TV |
| CPU |
: 2X ARM Cortex-A75 |
| GPU |
: ARM Mali-G52 |
| RAM |
: 2 GB |
| ROM |
: 16 GB |
| Netflix |
: Yes |
| YouTube |
: Yes |
| AirPlay 2 |
: Yes |
| Digital Art |
: Yes |
| Art Gallary |
: Yes |
| Video Chat |
: Yes |
| Prime Video |
: Yes |
| AI Office Agent |
: Yes |
| AI Cinematic Agent |
: Yes |
| Google Assistant Built-In |
: Yes |
| Hands-Free Voice Control |
: Yes |
|
| Other Features |
| 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 |
| 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 |
|
| Design |
: Bezel-Less Design & Slim & Unibody Design |
| Quick Settings |
: Yes |
| Ambiant Mode |
: Yes |
|
| General Details |
| Power Supply ( Voltage, Hz ) |
: AC 100V-240V 50/60Hz |
| Annual Power Consumption |
: 237 kWh/Y |
| Power Consumption Standby |
: < 0.5 W |
| Weight Without Stand |
: 8.89 Kg |
| Weight With Stand |
: 9.11 Kg |
| Package Weight |
: 12.11 Kg |
| VESA Walll Mount Pattern |
: 300 mm X 300 mm |
| Screw Size |
: M6 X 12 ( Top ). M6 X 16 ( Bottom ) |
|
| Power Supply ( Voltage, Hz ) |
: AC 100 - 240V 50/60Hz |
| Power Consumption |
: 95 W |
| Power Consumption Standby |
: 0.5 W |
| Weight Without Stand |
: 8.7 Kg |
| Weight With Stand |
: 8.9 Kg |
| Package Weight |
: 12.1 Kg |
| VESA Walll Mount Pattern |
: 300 mm X 300 mm |
|
| Supplied Accessories |
| Remote Control |
: Voice Remote Control |
| Power Cord |
: Yes |
| 2 X AAA Batteries |
: Yes |
| Warranty Info English |
: Yes |
| Quick Start Guide English |
: Yes |
|
| Remote Control |
: IR, Bluetooth |
| Stand |
: Yes |
| Wall Mount |
: Yes |
| 2N Batteries |
: Yes |
| User Manual |
: Yes |
|
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Compare TCL 50S551G with:
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Compare TCL 50P7L with:
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Frequently Asked Questions
Which product is better for gaming?
The TCL 50P7L is better for gaming because it includes HDMI 2.1, Variable Refresh Rate (VRR), Game Master, and a dedicated Game Bar.
Does Product 1 support Dolby Atmos?
Yes, the TCL 50S551G supports Dolby Atmos, Dolby Digital+, DTS-X, and DTS Virtual:X audio technologies.
Which TV has better picture quality?
The TCL 50P7L delivers better picture quality thanks to its QLED panel, wider 93% DCI-P3 color gamut, higher brightness, and enhanced AI picture technologies.
Are both TVs running Google TV?
Yes, both the TCL 50S551G and TCL 50P7L use the Google TV operating system and support popular streaming apps.
Which TV offers better connectivity options?
The TCL 50P7L has an advantage with HDMI 2.1 support, Bluetooth 5.4, and dual USB ports including USB 3.0.
Which TV should I buy for movies and streaming?
The TCL 50P7L is the better choice for most movie lovers due to its QLED display, higher contrast ratio, wider color reproduction, and Dolby Vision support.
Top Differences- Resolution: 4K 3840 x 2160 Vs 4K UHD
- Display Technology: 4K UHD Direct LED Vs 4K UHD QLED
- Picture Processor: TCL AIPQ Processor with Deep Learning AI Vs AiPQ Processor
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