TCL 4-Series 50S451 50"
The integrated Roku platform provides direct access to thousands of streaming channels and a customizable home screen, making cord-cutting straightforward. Its 50-inch 4K LED display with HDR10 support is complemented by broad voice control compatibility with Siri, Alexa, and Hey Google. This TV is best for budget-conscious streamers who want a simple, all-in-one smart TV experience without external devices.
Screen 50
Resolution 4K
Panel LED
Refresh 60 Hz
HDR HDR10, HLG
smart platform Roku TV
hdmi version 2.1
44 Overall Score
Price $400
Snapshot
Pros & Cons
Pros
- Strong connectivity (78th percentile) 78th
- Strong smart (66th percentile) 66th
Cons
- Below average display (18th percentile)
What owners think
The proof
Performance
Specifications
Full Specifications
Display
| Size | 50" |
| Resolution | 4K |
| Panel Type | LED |
| Backlight | LED |
| Aspect Ratio | 16:9 |
| Curved | No |
HDR
| HDR Formats | HDR10, HLG |
| Dolby Vision | No |
| HDR10+ | No |
| HLG | Yes |
Gaming
| Refresh Rate | 60 Hz |
Smart TV
| Platform | Roku TV |
| Voice Assistant | Siri, Alexa, Hey Google |
| Screen Mirroring | AirPlay |
Audio
| Speaker Config | 2 |
| Wattage | 20 |
| Dolby Atmos | No |
| Surround Sound | Dolby Digital Plus |
| eARC | Yes |
Connectivity
| HDMI Ports | 4 |
| HDMI Version | 2.1 |
| USB Ports | 1 |
| Wi-Fi | Wi-Fi 5 |
| Ethernet | Yes |
| Optical Audio | Yes |
| VESA Mount | 200x200 |
Power & Size
| Weight | 8.2 kg / 18.1 lbs |
vs Competition
| Spec | TCL 4-Series 50S451 50" | Sony BRAVIA 5 K55XR50 | Hisense U7 Series 75U75QG | LG C5 Series OLED55C5PUA | Samsung QN85D QN85D | Roku Plus Series 75R6C7 |
|---|---|---|---|---|---|---|
| Screen Size | 50 | 55 | 75 | 55 | 75 | 74.5 |
| Resolution | 4K | 3840x2160 | 4K | 3840x2160 | 3840x2160 | 3840x2160 |
| Panel Type | LED | MiniLED | MiniLED | OLED | Neo QLED | QLED |
| Refresh Rate | 60 | 120 | 165 | 144 | 120 | 60 |
| Hdr | HDR10, HLG | Dolby Vision, HDR10, HLG | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR10 | HDR10, HDR10+, HLG | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Smart Platform | Roku TV | Google TV | Google TV | webOS | Tizen | Roku TV |
| Dolby Vision | false | true | true | true | false | true |
| Dolby Atmos | false | true | true | true | true | true |
| Hdmi Version | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Hdr | Audio | Smart | Gaming | Display | Connectivity | Social Proof | Picture Quality |
|---|---|---|---|---|---|---|---|---|
| TCL 4-Series 50S451 50" | 62.8 | 56 | 66.3 | 44.4 | 17.9 | 78.1 | 59.9 | 36.1 |
| Sony BRAVIA 5 K55XR50 Compare | 96.7 | 92 | 91.5 | 78.9 | 68.7 | 93.7 | 95.3 | 93.7 |
| Hisense U7 Series 75U75QG Compare | 91 | 93.7 | 96 | 95.2 | 36.9 | 97.1 | 95.3 | 98.5 |
| LG C5 Series OLED55C5PUA Compare | 86.9 | 99.9 | 66.3 | 99.9 | 90 | 92.3 | 83.4 | 88.5 |
| Samsung QN85D QN85D Compare | 84.6 | 89.3 | 70.9 | 78.9 | 91.5 | 89.8 | 83.4 | 79.1 |
| Roku Plus Series 75R6C7 Compare | 76.1 | 81.7 | 99.7 | 56.5 | 85.7 | 89.8 | 99.6 | 36.1 |
Price
Value & Pricing
From $400
Amazon 1 offers From $400
May 20, 2026 $400
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
