JVC LT-50EP4457 49.5"

★★★★☆ 4.0 (1)

The built-in Roku TV platform provides a straightforward, cable-free streaming experience on a 49.5-inch 4K LED panel with a frameless design. Its three HDMI 2.1 ports with eARC support allow for modern gaming console connections and simplified audio passthrough to a soundbar. This set is best for budget-conscious streamers wanting a simple, all-in-one smart TV for casual living room or bedroom viewing.

Screen 49.5"
Resolution 3840x2160
Panel LED
Refresh 60 Hz
HDR HDR10, HLG
smart platform Roku TV
hdmi version 2.1
JVC LT-50EP4457 49.5" tv
40 综合评分
其他可用国家/地区:

概览

The 30-Second Version

The JVC LT-50EP4457 has the worst picture quality in our database, landing in the 1st percentile thanks to a dim 220-nit panel and weak contrast. Roku is convenient and connectivity is decent, but for just a little more money, you can buy a TV that actually shows HDR. Only consider this if you absolutely cannot spend more than $280.

Pros & Cons

优点

  • Roku platform is clean, fast, and dead simple 73rd
  • 72nd percentile connectivity with 3 HDMI 2.1 ports and eARC
  • Lowest price we've seen for a 50-inch 4K TV at $280
  • Lightweight at under 20 pounds, easy to mount
  • Works with Google Assistant and Apple AirPlay

缺点

  • 1st percentile picture quality makes HDR pointless
  • 220 nits brightness is terrible for bright rooms
  • Dismal outdoor score of 25.9/100, poor viewing angles
  • Only 23rd percentile in social proof, very few buyers
  • Audio is weak and tinny, stuck at 43rd percentile

用户评价

The Word on the Street

4.0/5 (1 reviews)
👍 A buyer with limited space found it perfect for replacing an old TV, praising the built-in Roku for cutting down remote clutter.
👎 Given the 1st percentile picture quality, the near-total lack of reviews suggests most potential buyers are unimpressed and pass it up.

实测数据

Performance

Our benchmarks tell you everything you need to know. The panel pushes 220 nits, which is less than half what you'd see from a decent budget TV, and contrast is so low that black levels are more gray than inky. HDR? It technically supports HDR10 and HLG, but with this hardware, those formats exist purely on paper. Gaming sits at the 48th percentile, with a 60Hz panel and a 9.5ms response time that's fine for casual play but won't impress anyone looking for buttery motion. HDMI 2.1 ports are here, but without 120Hz or VRR, they're just a connectivity checkbox. The audio is a 2.0-channel, 16W setup that lands in the 43rd percentile. You'll hear dialogue, but don't expect any depth. At least eARC lets you easily add a soundbar.

Performance Percentiles

HDR 64.2
Audio 47.5
Smart 50.3
游戏 50.3
Display 62.7
Connectivity 73.1
用户口碑 28.1
Picture Quality 1.3

Specifications

Full Specifications

Display

Size 49.5"
Resolution 4K
Panel Type LED
Aspect Ratio 16:9

Picture Quality

Brightness 220 nits
Contrast Ratio 4000:1
Color Gamut Not Specified by Manufacturer

HDR

HDR Formats HDR10, HLG
Dolby Vision No
HDR10+ No
HLG Yes

Gaming

Refresh Rate 60 Hz
Response Time 9.5
ALLM No

Smart TV

Platform Roku TV
Voice Assistant Google Assistant
Screen Mirroring AirPlay

Audio

Speaker Config 2
Wattage 16
Dolby Atmos No
eARC Yes

Connectivity

HDMI Ports 3
HDMI Version 2.1
USB Ports 2
Wi-Fi Wi-Fi 5
Ethernet Yes
Optical Audio Yes
VESA Mount 400x300

Power & Size

Power 120
Weight 9.0 kg / 19.8 lbs

vs Competition

Put this JVC next to something like the Hisense U7 Series and the difference is staggering. Where the JVC peaks at 220 nits, the U7 pushes well past 600 nits and throws in quantum dots for richer color. The TCL QM7K also handily outpaces it with a 120Hz panel and VRR for gaming. Even the base model from most competitors leaves this JVC behind in picture quality. The only reason to pick it over any of those is sheer price, and even then, you're sacrificing everything that makes a 4K TV enjoyable to watch.

Spec JVC LT-50EP4457 49.5" Samsung Neo QLED QN75QN990FFXZA Sony BRAVIA 9 K85XR90 LG OLED evo AI 4K G5 Series OLED97G5WUA Hisense U8 Series 100U8QG TCL QM6K Series 55QM6K
Screen Size 49.5 75 85 97 99.5 55
Resolution 3840x2160 7680x4320 3840x2160 3840x2160 3840x2160 3840x2160
Panel Type LED QD-Mini-LED Mini-LED OLED Mini-LED QLED
Refresh Rate 60 120 120 120 165 144
Hdr HDR10, HLG HDR10, HDR10+, HLG HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision HDR10, Dolby Vision, HLG Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) Dolby Vision, HDR10+, HDR10, HLG
Smart Platform Roku TV Tizen Google TV webOS Google TV Google TV
Dolby Vision false false true true true 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
产品 HDRAudioSmart游戏DisplayConnectivity用户口碑Picture Quality
JVC LT-50EP4457 49.5" 64.247.550.350.362.773.128.11.3
Samsung Neo QLED QN75QN990FFXZA Compare 85.699.585.288.999.699.999.984.5
Sony BRAVIA 9 K85XR90 Compare 77.497.191.880.394.893.182.479.2
LG OLED evo AI 4K G5 Series OLED97G5WUA Compare 97.399.978.288.998.984.677.596.2
Hisense U8 Series 100U8QG Compare 91.998.395.895.394.886.777.598.8
TCL QM6K Series 55QM6K Compare 98.988.697.693.877.389.588.398.8

价格

Value & Pricing

Pricing varies wildly among stores, with a spread of $108. At the low end of $280, you're getting a 50-inch 4K screen with Roku built in, which is cheap enough that you might tolerate the awful picture. But once you creep toward $388, the value evaporates. For just $100 more, you can find TVs that double the brightness and offer actual contrast. If you're scraping the absolute bottom of the budget barrel, this one barely makes sense, but only at the very lowest price point.

了解更多

Overview

The JVC LT-50EP4457 lands in the 1st percentile for picture quality, which means it's among the worst we've ever tested. With a peak brightness of just 220 nits and a contrast ratio of 4000:1, this TV struggles to deliver anything resembling HDR, and in a lit room you'll be squinting at a dim, washed-out image. Numbers don't lie here. This is a screen that makes 4K content feel flat.

Common Questions

Q: Is this TV good for gaming?

It's passable for casual gaming at 60Hz with a 9.5ms input lag, but it lacks 120Hz or VRR, so fast-paced games won't feel as smooth. The low brightness and contrast also dull the visual experience.

Q: Does it support Dolby Vision?

No, it only handles HDR10 and HLG. Given the 220-nit panel and 4000:1 contrast, even those formats can't overcome the display's limitations, so you won't miss much.

Q: How is the built-in Roku on this TV?

The Roku platform itself is responsive and easy to navigate, offering a wide app library. However, the screen's poor picture quality means you won't get the visual pop you might expect from a 4K smart TV.

Who Should Skip This

Anyone who cares about how their content looks should avoid this TV. The 220-nit brightness and weak contrast guarantee a flat, uninspired image that makes HDR a joke. If you plan to watch in a bright living room, the outdoor score of 25.9 tells you it'll be a struggle. Gamers looking for high refresh rates won't find them, and movie fans will be better served by literally anything with better contrast, even at a slightly higher price.

Verdict

The data is brutally clear. The JVC LT-50EP4457 sits at the bottom of our picture quality rankings, and no amount of user-friendly Roku can fix a screen this dim and lifeless. It works as a basic display for a dark room, but calling it a good TV would be misleading. If you can stretch your budget by even $100, you'll get a massively better experience. Save your pennies or accept that this is only a last resort.

Usage Scores

总体 (40.3)Budget (35.8)游戏 (40.8)Movies (30.1)Sports (36.3)Outdoor (24.7)Portable (33)Corporate (35.2)Streaming (44.5)Smart Home (41.9)

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