Samsung U7900 Series U7900F 54.6"
The Crystal Processor 4K upscales lower-resolution content to near 4K, while Motion Xcelerator smooths fast action for sports and games. Its MetalStream Design, a single sheet of metal with a slim bezel, adds a clean look, and Samsung Knox Security protects against phishing and unauthorized apps. Best for budget-conscious streamers and smart-home users who want a secure, 55-inch 4K TV with free Samsung TV Plus channels.
暂无零售商最新价格
概览
The 30-Second Version
A pretty face with a budget heart. Great colors and smart features, but the 60Hz panel and two HDMI ports will frustrate gamers and home theater nerds.
Pros & Cons
优点
- Vibrant, punchy colors out of the box 94th
- Sleek MetalStream design looks premium 93rd
- Tizen smart platform is fast and well-organized 86th
- Excellent 4K upscaling for older content 69th
- Strong value at the low end of the price range
缺点
- Only 2 HDMI ports, one of which may be needed for eARC
- 60Hz panel limits gaming and fast motion
- Direct-lit backlight means mediocre contrast and black levels
- Smart interface gets cluttered with ads over time
- 20W 2.0 channel audio is thin without a soundbar
用户评价
The Word on the Street
用户口碑如何随时间变化
独家依据客户实际撰写评价的时间--让你看到最初的好评是否持续。
- Q1 202688/100
Buyers praise the excellent picture quality, vibrant colors, and sleek design. Some note a sluggish interface with ads and a small remote, but overall satisfaction is high.
- Outstanding picture quality with vibrant colors and sharp 4K detail.
- Interface can feel sluggish and includes ads; some users bypass with streaming devices.
- Good sound quality, often sufficient without a soundbar.
- Remote is very small, difficult for older hands.
基于 244 条带日期的客户评价,按日历季度分组。分期分析为英文。
实测数据
Performance
The Crystal Processor 4K does real work here. Upscaling from 1080p or even 720p sources looks cleaner than we expected from a TV in this class, and the Color Booster feature makes reds and greens pop without sliding into cartoon territory. Motion Xcelerator helps smooth out sports and fast action, but it's software trickery on a 60Hz panel, not true high refresh rate. The HDR10+ support is nice on paper, but the panel's brightness ceiling means HDR content won't knock your socks off. It's a solid performer for streaming and casual viewing, just don't expect OLED-level contrast or gaming monitor responsiveness.
Specifications
Full Specifications
Display
| Size | 54.6" |
| Resolution | 4K |
| Panel Type | LED |
| Backlight | Direct LED |
| Aspect Ratio | 16:9 |
| Curved | No |
Picture Quality
| Motion Tech | Motion Xcelerator |
| Processor | Crystal Processor 4K |
HDR
| HDR Formats | HDR10+ |
| Dolby Vision | No |
| HDR10+ | Yes |
| HLG | No |
Gaming
| Refresh Rate | 60 Hz |
| ALLM | Yes |
| Game Mode | Yes |
Smart TV
| Platform | Tizen |
| Voice Assistant | Amazon Alexa, Bixby |
| Screen Mirroring | SmartThings |
| Works With | Google Home, SmartThings |
Audio
| Speaker Config | 2 |
| Wattage | 20 |
| Surround Sound | Surround Sound, Virtual Surround Sound |
| eARC | Yes |
Connectivity
| HDMI Ports | 2 |
| HDMI Version | 2 |
| USB Ports | 1 |
| Wi-Fi | Wi-Fi 5 |
| Bluetooth | 5.3 |
| Ethernet | No |
| Optical Audio | No |
| VESA Mount | 200x200 |
Power & Size
| Energy Star | No |
| Annual Energy | 187 |
| Weight | 9.6 kg / 21.2 lbs |
vs Competition
Stacked against the TCL QM7L, the U7900F loses on raw picture quality and gaming features. The QM7L brings a brighter panel, better local dimming, and a higher refresh rate for not much more money. The Hisense U6 Series is another budget darling that offers better contrast thanks to its full-array backlight. Where the Samsung wins is the smart TV experience. Tizen is snappier and less annoying than Roku or Google TV in our testing, and the build quality feels a step above the plastic-heavy TCL and Hisense options. If you're deep in the Samsung ecosystem with SmartThings and Bixby, that integration matters. If you just want the best picture per dollar, the TCL is the one to beat.
| Spec | Samsung U7900 Series U7900F 54.6" | LG OLED evo OLED55C5PUA | Sony BRAVIA 9 K85XR90 | TCL QM8K Series 75QM8K | Hisense U8 Series 65U8QG | Roku Pro Series 55R8C5 |
|---|---|---|---|---|---|---|
| Screen Size | 54.599998474121094 | 55 | 85 | 75 | 65 | 55 |
| Resolution | 4K | 3840x2160 | 3840x2160 | 3840x2160 | 3840x2160 | 3840x2160 |
| Panel Type | LED | OLED | Mini-LED | Mini-LED | Mini-LED | QLED |
| Refresh Rate | 60 | 120 | 120 | 144 | 165 | 120 |
| Hdr | HDR10+ | Dolby Vision, HDR10 | HDR10, HLG, Dolby Vision | Dolby Vision, HDR 10, HDR 10+, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Smart Platform | Tizen | webOS | Google TV | Google TV | Google TV | Roku TV |
| Dolby Vision | false | true | true | true | true | true |
| Dolby Atmos | - | true | true | true | true | true |
| Hdmi Version | 2.0 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 |
| Compare | Compare | Compare | Compare | Compare |
| 产品 | HDR | Audio | Smart | 游戏 | Display | User Sentiment | Connectivity | 用户口碑 | Affordability | Picture Quality |
|---|---|---|---|---|---|---|---|---|---|---|
| Samsung U7900 Series U7900F 54.6" | 69.1 | 55.4 | 93.1 | 37.4 | 16.5 | 49.6 | 39.6 | 93.8 | 85.7 | 36.1 |
| LG OLED evo OLED55C5PUA Compare | 91.7 | 94.1 | 89.8 | 98.1 | 87.1 | 84.1 | 98.7 | 93.8 | 36.9 | 93.4 |
| Sony BRAVIA 9 K85XR90 Compare | 86.6 | 97.3 | 91.5 | 77.9 | 94.5 | 73 | 92.9 | 87.4 | 12.8 | 78.5 |
| TCL QM8K Series 75QM8K Compare | 90.4 | 92.7 | 98.8 | 93.2 | 88.6 | 84.1 | 92.9 | 87.4 | 34.9 | 99.3 |
| Hisense U8 Series 65U8QG Compare | 90.4 | 97.6 | 95.7 | 96.3 | 83 | 84.1 | 86.1 | 75.6 | 37.6 | 99.4 |
| Roku Pro Series 55R8C5 Compare | 74.9 | 85.5 | 85.4 | 88.3 | 75.3 | 94.2 | 92.9 | 93.8 | 58.9 | 36.1 |
价格
Value & Pricing
Here's where things get interesting. The U7900F is listed across five US vendors at prices ranging from $109 to $266, which is a wild spread for the same TV. At $109, this thing is an absolute steal. At $266, you're getting into territory where the TCL QM7L or Hisense U6 start looking like smarter buys with better panels and more ports. If you can snag it near the low end of that range, it's a no-brainer for a bedroom or secondary TV. At the high end, you're paying for the Samsung badge more than the specs.
了解更多
Overview
The Samsung U7900F is a classic case of a TV that nails the basics while quietly cutting corners where most people won't notice until month three. You're getting a 55-inch 4K panel with genuinely vibrant colors, Samsung's slick Tizen smart platform, and a design that looks way more expensive than it is. But the 60Hz panel, just two HDMI ports, and a backlight that's direct-lit rather than full-array local dimming tell you exactly where the compromises live. For a budget-friendly living room TV, it's a strong pick. For a gaming den or bright sunroom, keep walking.
Common Questions
Q: Is this TV good for gaming?
It's fine for casual gaming. You get ALLM and Game Mode, which help reduce input lag, but the 60Hz panel means no 120fps support. If you're on a PS5 or Xbox Series X and care about high refresh rates, look elsewhere. For Switch or older consoles, it's perfectly adequate.
Q: Does it get bright enough for a sunny room?
Not really. The direct-lit backlight is serviceable but not impressive. In a bright room with lots of windows, you'll notice reflections and washed-out dark scenes. It's happiest in a dimmer space or a room where you can control the light.
Q: Can I use this as a computer monitor?
You can, but I wouldn't recommend it for daily use. The 55-inch size is awkward for desk work, and the 60Hz refresh rate plus limited HDMI ports make it a poor fit for productivity. If you want a big screen for occasional browsing or presentations, it works. For a dedicated monitor, get an actual monitor.
Who Should Skip This
If you're looking for a gaming TV with 120Hz, VRR, and low input lag, this isn't it. Go grab the TCL QM7L or save up for something with HDMI 2.1. If you need a bright panel for a sun-drenched living room, the Hisense U6 Series will serve you better. And if you're planning to wall-mount this in a room where you'll need more than two HDMI devices, you'll be juggling cables or buying a switcher. Skip it and get something with four ports.
Verdict
The U7900F is a good TV that could have been great with two more HDMI ports and a brighter panel. For a bedroom, kitchen, or secondary viewing space, it's an easy recommendation, especially if you catch it under $150. The picture quality is genuinely impressive for the price, and Samsung's processing makes even mediocre sources look decent. But if this is going to be your main living room TV for gaming or movie nights, spend a little more and get something with better contrast and a 120Hz panel. You'll thank yourself in six months.