TCL S5 50S551F 50"

★★★★☆ 4.1 (3,774)

Its 50-inch 4K Direct LED panel combines Motion Rate 240 MEMC and Dolby Vision HDR with a high-brightness backlight and an edge-to-edge metal bezel-less design for clear motion and vivid contrast. The built-in Fire TV platform offers seamless Alexa control, AirPlay, and Dolby Atmos virtualized audio from the 2.0-channel speakers. Best for budget-conscious streamers and casual gamers who prioritize a unified smart TV experience and automatic low-latency game mode.

Screen 50"
Resolution 4K
Panel LED
Refresh 60 Hz
HDR Dolby Vision, HDR10+, HDR10, HLG
smart platform Fire TV
dolby vision Yes
dolby atmos Yes
TCL S5 50S551F 50" tv
45 Overall Score

No current retailer price

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Snapshot

Pros & Cons

Pros

  • Strong hdr (95th percentile) 95th
  • Strong audio (73rd percentile) 73rd
  • Strong connectivity (66th percentile) 66th

Cons

  • Below average affordability (0th percentile)
  • Below average display (17th percentile)

What owners think

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews - so you can see whether early praise held up.

Owner sentiment has improved over time
1★2★3★4★5★Q2 '25: 1.0★ · 1 reviewQ3 '25: 5.0★ · 1 reviewQ4 '25: 5.0★ · 1 review111Q2 '25Q3 '25Q4 '25
Avg ratingHappy (4-5★)Unhappy (1-2★)Bar height = number of reviews

Based on 3 dated customer reviews, grouped by calendar quarter. Period analysis is in English.

The proof

Performance

Performance Percentiles

HDR 95
Audio 72.7
Smart 44.1
Gaming 58.3
Display 17.4
Connectivity 65.5
Social Proof 64.4
Affordability 0
Picture Quality 36.1

Specifications

Full Specifications

Display

Size 50"
Resolution 4K
Panel Type LED
Backlight Direct LED
Aspect Ratio 16:9
Curved No

Picture Quality

Motion Tech Motion Rate 240 with MEMC Frame Insertion

HDR

HDR Formats Dolby Vision, HDR10+, HDR10, HLG
Dolby Vision Yes
HDR10+ Yes
HLG Yes

Gaming

Refresh Rate 60 Hz
VRR ✓
ALLM Yes
Game Mode Yes

Smart TV

Platform Fire TV
Voice Assistant Alexa
Screen Mirroring Apple AirPlay 2

Audio

Speaker Config 2.1
Dolby Atmos Yes
Surround Sound DTS Virtual:X
eARC No

Connectivity

HDMI Ports 3
HDMI Version 2.1
USB Ports 1
Wi-Fi ✓
Bluetooth Yes
Ethernet Yes
Optical Audio No

Power & Size

Power 220
Energy Star No

vs Competition

Spec TCL S5 50S551F 50" Samsung QN990F Sony BRAVIA 9 K85XR90 Hisense U7 Series 65U75QG LG OLED evo OLED55C6PUA Roku Pro Series 55R8C5
Screen Size 50 75 85 65 55 55
Resolution 4K 7680x4320 3840x2160 3840x2160 3840x2160 3840x2160
Panel Type LED Mini-LED Mini-LED Mini-LED OLED Mini-LED
Refresh Rate 60 120 120 165 120 120
Hdr Dolby Vision, HDR10+, HDR10, HLG HDR10, HDR10+, HLG HDR10, HLG, Dolby Vision Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) Dolby Vision, HDR 10, Hybrid Log-Gamma (HLG) Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG)
Smart Platform Fire TV Tizen Google TV Google TV webOS Roku TV
Dolby Vision true false true true true true
Dolby Atmos true 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 HDRAudioSmartGamingDisplayConnectivitySocial ProofAffordabilityPicture Quality
TCL S5 50S551F 50" 9572.744.158.317.465.564.4036.1
Samsung QN990F Compare 82.199.892.388.199.699.999.612.683.3
Sony BRAVIA 9 K85XR90 Compare 8697.490.578.69592.986.612.378
Hisense U7 Series 65U75QG Compare 90.195.295.195.183.796.686.651.397.5
LG OLED evo OLED55C6PUA Compare 74.485.788.899.287.888.897.934.585.7
Roku Pro Series 55R8C5 Compare 74.485.783.988.178.192.993.550.136.1

Usage Scores

Overall (44.8)Budget (34.8)Gaming (45.7)Movies (39.3)Sports (45.5)Outdoor (29.5)Portable (36.8)Corporate (30.4)Streaming (47)Smart Home (44.1)
  • Overall44.8
  • Budget34.8
  • Gaming45.7
  • Movies39.3
  • Sports45.5
  • Outdoor29.5
  • Portable36.8
  • Corporate30.4
  • Streaming47
  • Smart Home44.1

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

Other Configurations4

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