1.百度云：
百度云是百度公司提供的云服务。它提供云存储服务、客户端软件、文件管理、资源共享和第三方集成。一旦在客户端上创建文件，它就可以在基于 Internet 的客户端上自动同步文件。它由百度公司于2012年推出。它的实际名称是百度网盘，但俗称百度云。
2. 超级：
Mega 是由 Mega Limited 提供的文件托管服务和云存储。它基本上是为基于 Web 的应用程序设计的，但它也为 Android、Windows Phone 和 iPhone 提供移动应用程序。它由Kim Dotcom于 2013 年推出。它使用 C++、JavaScript、 Java和 Objective-C 开发。它提供 15 GB 免费存储空间，另外还有 35 GB 免费试用。
百度云和Mega的区别：
| BAIDU CLOUD | MEGA |
|---|---|
| It is owned by Baidu Incorporation. | It is owned by Mega Limited. |
| It was launched in 2012. | It was launched in 2013. |
| It was developed by Baidu. | It was developed by Kim Dotcom. |
| It offers 6 GB free storage space. | It offers 15 GB free storage space with additional 35 GB for free trial. |
| It provides limited storage space for paid. | It also provides limited storage space for paid. |
| It is used in some specific region and specific countries like China. | While it is used world wide. |
| It has the maximum storage size of 2 TB. | Maximum storage size is 16 TB here. |
| It does not provide applications for all operating systems and web based systems. | It provides applications for all operating systems and web based systems. |
| It does not support file versioning. | It supports file versioning. |
| It supports remote uploading. | It does not support remote uploading. |
| It has unstable traffic or band-width limit. | It has traffic or band-width limit of 10 GB free and up to 96 TB per month for paid. |
| Maximum file size is 4 GB for free and 20 GB for paid here. | Here maximum file size is equal to available cloud drive space. |