What are Blu-ray, 4K and 4K Streaming?


The Blu-ray Disc (BD), often known simply as Blu-ray, is a digital optical disc storage format. It replaces DVD format and is capable of storing several hours of high-definition video (HDTV 720p and 1080p). As a medium for video material, like feature films and the distribution of some types of video games, blue ray mainly refers to the blue laser that is used to read the disc. And it can be stored at a larger density than the longer-wavelength red laser used for DVDs.

4K & 4K UHD

The term “4K” is normally used and means any resolution with a horizontal pixel count of 4,000. And several different 4K resolutions are commonly used for digital television and digital cinematography. In television and consumer media, 3480☓2160 (4K UHD) is the dominant 4K standard. And 4096☓2160 (DCI 4K) is used in the movie production industry.

4K & 4K UHD

4K Streaming

4K streaming refers to the 4K quality videos that are played in the streaming platform, like Netflix. It is of great convenience and has high quality videos. In order to fully enjoy the benefits of streaming in 4K resolution, you will require a device that is compatible with 4K and a fast internet connection. Without these essentials, you will be limited to watching content in standard HD quality. The experience of streaming movies in 4K is truly remarkable, but it is important to ensure that you possess all the required hardware beforehand.

Blu-ray vs 4K: Comparison and Contrast

4K Streaming vs Blu-ray of Picture Quality

4K Streaming vs Blue-ray of Picture Quality

4K streaming vs Blu-ray, the resolution and definition of 4K streaming media are slightly higher. Streaming media has a higher compression rate and low bit rate due to the impact of the format size. As a result, no matter what the resolution is, it will affect the overall quality of the picture to a certain extent. In bright, complicated and fast-moving scenes, the defects are not obvious. The highest resolution of Blu-ray BD is 1920 X 1080, which is not as good as 4K streaming media, but its color and shadow details are richer and more subtle, especially for dark environments.

Blu-ray vs 4K of Sound Quality

It is hard to make comparison of sound quality between blue ray and 4K UHD. Whether it is a Blu-ray Disc or a 4K UHD Disc, the sound quality is uncompressed, and most of the 4KUHD Ultra HD Blu-ray Discs now support DTS, Dolby sound and even Dolby Atmos. With compatible devices, you can get an immersive sound experience. However, streaming media loses points really seriously. Most people who watch videos on streaming services will not use surround sound systems. Even if the streaming content says that it supports DTS or Dolby sound effects, there is no doubt that they are all compressed. And most of them only support 5.1. So in this way, blue ray vs 4K, both winner.

Blue-ray vs 4K of Contents

4K streaming vs 4K UHD vs Blu-ray

In terms of contents, 4K streaming is the winner. The 4K resources on streaming media are rich enough, and you can quickly and easily see related content. It is accessed in time. You can press the button directly on the poster wall, and you can even search directly. This is unmatched by optical disc media. While 4K UHD vs Blu-ray, both need to spend time to collect and purchase, especially in the domestic environment. If you want to buy your favorite Blu-ray disc or 4K UHD disc, it may take some efforts.

4K Ultra HD vs Blu-ray

4K Ultra HD vs Blu-ray, both discs will have more content, such as side-by-sides, director interview videos, and content that needs to be cut off due to certain features in the feature film. In addition, a collector's edition or a collection. The Blu-ray Disc or 4K Blu-ray Disc will also come with many movie-related peripherals, such as movie posters, director's notes, and related objects in the movie. For audiophiles or movie fans, it has a certain collection significance.

Blu-ray vs 4K of Price

There is no doubt that streaming media services are definitely cheaper than buying CDs. Take 4K Netflix as an example, it costs about 9.99 pounds a month, which is less than 100 yuan when converted into RMB, and you can choose the content to watch at will. Each 4K disc is about 20-25 pounds, which is about 200 or so.

DVD vs Blu-ray vs 4K

In short, compared to Blu-ray vs DVD, the Blu-ray format is significantly better than DVD in many aspects. In the contest between 4k UHD and Blu-ray, the Blu-ray format succumbed to the image quality war. Although it is the future of the high-resolution market, the ultra-high-definition format will not make your high-definition Blu-ray collection obsolete.

4k Upscaling Blu-ray Player vs 4K Blu-ray Player

Actually, 4K Upscaling Blue ray vs 4K Blu-ray, the former is better than the latter in many ways. 4K Upscaling Blue ray is the four-bit definition (resolution) of Blu-ray, reaching 3840x2160, and it adopts next-generation disc technology. 4K Blu-ray uses a color depth of 8bit (16 million colors), while 4K Upscaling Blu-ray uses two color depths of 10bit (1.07 billion colors) or 12bit (68.7 billion colors). And 4K Blu-ray color gamut is BT709, and 4K Upscaling Blu-ray is BT2020 wide color gamut with a wider color gamut.

A Recommendation for the Best Blu-ray & UHD Ripper: DVDFab

DVDFab Blu-ray Ripper

DVDFab Blu-ray Ripper

Blu-ray Ripping Software

It support to rip any Blu-ray to MKV, MP4 and 1000+ video & audio formats in 15 minutes. Get gapless playback on any device, media player, or home theatre.
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Key Features:

  • Bypass all disc encryption, including the most recent, effortlessly
  • Transform Blu-ray discs, ISO files, or directories into more than 1000 video and audio formats
  • Leverage advanced GPU acceleration technology and multitasking capabilities
  • Improve video resolution from 1080p to 4K with Enlarger AI
  • Extract content from Blu-ray for 245+ device configurations, such as Huawei and Apple devices
  • Modify videos by utilizing the integrated video editor to alter, cut, trim, crop, add watermarks, or subtitles

How does DVDFab Blu-ray Ripper works?

Step 1: To begin, launch DVDFab software and navigate to the Ripper section. Insert the desired Blu-ray disc, or utilize the Add option to import an ISO file or folder that is already saved on your computer.

How to Rip Blu-ray Free with DVDFab Blu-ray Ripper

Step 2: Click on “Choose Other Profile” to select the profile you prefer. Additionally, you have the option to choose specific titles, audio tracks, and subtitles to keep. For further customization of the output video, please explore the ‘Advanced Settings’ and utilize the built-in ‘Video Editor’.

How to Rip Blu-ray Free with DVDFab Blu-ray Ripper

Step 2: You can store your video on your HDD or mobile device. Click the Start button, and this Blu-ray Audio Ripper will commence the process of extracting the content from the Blu-ray disc.

How to Rip Blu-ray Free with DVDFab Blu-ray Ripper

DVDFab UHD Ripper

With DVDFab UHD Ripper, you have the capability to transform any Ultra HD or 4k UHD Blu-ray into the MP4/MKV format within a mere 15-minute. This exceptional tool ensures the retention of HDR10 and Dolby Vision effects, allowing you to enjoy seamless playback on various devices, home theaters, and media players. 

 Main Features
  • Eliminate Protection from Ultra HD Blu-ray to Enable Conversion
  • Reduce Video File Size without Compromising Quality for All Mobile Devices
  • Preserve HDR10/Dolby Vision Effects while Converting UHD Blu-rays
  • Extract video and audio from any ultra HD Blu-ray with personalized settings
  • Enable multitask mode for 50x faster video ripping speed
  • Eliminate blu-ray Cinavia and generate pristine audio

For the operation steps to rip UHD Blu-ray, please refer to the DVDFab Blu-ray Ripper above.


Which is Better between Blu Ray or DVD?

Blu Ray resolution, Blu-Ray easily wins this battle. A DVD is a standard definition device. You won't get high-definition movie viewing on your DVD, just 480 SD. On the other hand, Blu-Ray is made for HD, and you'll get the best picture possible, with 1080 HD capability for your Blu-Ray movies.

Is 1080p Blu-ray better than 4K?

In terms of resolution, 4K offers a higher pixel count and therefore provides a more detailed image compared to 1080p Blu-ray. However, several factors affect the overall viewing experience, including screen size, viewing distance, video quality, and individual preferences. If you have a large screen and sit relatively close, 4K can offer a noticeable improvement in picture quality. But for smaller screens or greater viewing distances, the difference may be less pronounced.

Will there be 8K Blu Rays?

The future of 8K: No Blu-ray on the way. Not only are there no announced or even rumored 8K Blu-ray players, or an 8K Blu-ray disc format on the horizon, there's even some speculation that 8K video may be too data-dense for current disc capacities.


Actually, 4K Streaming vs Blu-ray vs 4K Ultra HD Blu-ray, each has its own fans, with different audiences, just like radio, CD, vinyl records and online streaming music still coexist, streaming media and Blu- Ray and 4K UHD will coexist for a long time. You can choose different ways to watch your favorite audiovisual content according to your needs.

Blu-ray vs 4K UHD, both will always retain a place for those who love it. Besides, if you want to convert Blu-ray Disc to digital format to be compatible with various devices and media players, then DVDFab Blu-ray Ripper will be your right-hand assistant.