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How to Reduce the Size of a Large Video with Desktop/Online Video Size Converters?

Author by Blues

Updated on June 21, 2022

The high quality videos usually have big size that may take up much of your storage space. Moreover, when you want to upload videos to some websites, you may find that they have an upload size limit. In addition to that, you may need a useful video size converter to help shrink the video size for better sharing online.

Download this recommended practical video resizer and keep reading to learn more information.

Why Reduce the Video Size?

Today, people like to pursue HD ultimate view experience when they watch videos. Then, these high-quality media files usually have large file size, and also need more storage space. However, the space of storage devices especially mobile devices is limited, and those devices can't supply enough storage to meet the requirements of people. Therefore, you might as well convert video size to keep your favorite videos.

In addition to saving the memory of devices through cutting the file size, this way can help you upload and share your videos on social platforms, because some websites have limited on file size. Well, how to reduce the file size? First, it is necessary to find out a video size converter. This article will give you two video compressors. One is a desktop converter that can convert video to smaller size without losing quality, the other is online video size compressor.

The Best and Easy-to-operate Video Size Converter for Your PC

In order to better compress the file size, you need a professional file compressor. However, some video size compressors on the market are hard to operate, and are full of spam advertisements, which cannot bring a good experience for users. Then we have chosen a powerful desktop file compressor - WonderFox HD Video Converter Factory Pro, which is a good video compressor with simple operation and clean interface, so that you can convert video size you want better and freely, including 4K videos. What's more, you can also convert videos to 500+ digital formats and devices like MP4 to MKV, M2TS to MKV, MOV to AVI, etc. This software is also a powerful file editor. It can edit your video/audio files, such as rotating videos, trimming audio, adding subtitles into your videos and so forth. More importantly, it is suitable for novices greatly. Next, I will use this software to show you how to convert video size in different ways. You can choose one or more from them as you like.

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Three Simple Methods for Converting Video Size

Reduce the Resolution

Before resizing your video file size, you should free downloadfree download and install the video small size converter on your PC.

Method 1 - Reduce the Resolution of Videos

In general, the lower the resolution, the smaller the size of the video file. So if you want to convert video size, you can reduce the resolution of the video with this video size converter.

Step 1. Launch the software, enter the Converter area, hit Add Files button to input or drag and drop source videos into this converter and select the output format.

Step 2. Click the Parameter Settings, and hit the Resolution button to open this option. Scroll down and choose the resolution you want, or you can do a quick setting on the left of the interface by dragging the slider to customize resolution. Then, click OK to save the settings.

Step 3. Select the save path and click RUN to start the conversion.

Change Bit Rate

Method 2 - Change Bit Rate

Bit Rate is data of videos, which determines the quality and size of the video directly. Therefore, changing Bit Rate of videos has become a popular way for people to convert video size.

Step 1. Add videos into this video size compressor, choose any output format you like.

Step 2. In Parameter Settings window, hit the Bit Rate option. Next, scroll down to select the Bit Rate you desire. Click OK.

Step 3. Press RUN button to start the process.

TIPS: You can confirm VBR or Lossless mode to keep the original quality of videos.

Select the Advanced Encoder

Method 3 - Select the Advanced Encoder

H.265 for MP4, H265 for MKV, and VP9 are advanced video encoders, and these encoders can greatly compress the size of videos and keep the same quality as original files at the same time, and I highly recommend you to choose H.265 for MP4 to compress video size.

Step 1. The first step is the same as the methods above. Import your video file in this software.

Step 2. Hit the Output Format button, choose H.265 for MP4 under Video tab.

Step 3. Start to compress videos.

Hot Search: Best WhatsApp Video Compressor | Pop GoPro Compression Software | Reduce DVD Size | Compress AVI Files

Convert Video Size with a Video Size Converter Online

Video Size Converter OnlineVideo Size Converter Online

In addition to a desktop compressor, online video size converter also can help you change the size of large videos. VideoSmaller ( ) is a good video file size converter for you if you don't want to install the desktop software and the operation is very easy.

Step 1. Open the website listed above.

Step 2. Click the Browse button to add a video from your PC (max 500MB).

Step 3. Open the drop-down list and choose a value to scale video width below the imported video, then press Upload Video to start compressing video.

Step 4. After finished the compression, you can see the file size of the output video. Last, click Download File to save this video.

You can click the checkbox to use low compression level to keep the best quality.


Well, you have known how to reduce the size of video files. Both desktop and online compressors can meet your requirements to reduce the size of video files. Meanwhile, if you choose the desktop compressor, not only can you reduce video size, but also complete other tasks like converting video formats, editing videos, downloading/recording...

Download it now to get start!

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