1.亚马逊云端硬盘：
Amazon Drive是Amazon提供的文件托管服务和云存储。它允许云存储，文件托管，文件共享和文件备份。可以从台式机，移动设备和平板电脑等多种设备上传输此驱动器上的文件和文件夹。 Amazon Drive最初被称为Amazon Cloud Drive。它在世界范围内不可用。它在某些选定的国家/地区可用。它于2011年推出。
2.百度云：
百度云是由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，资源共享以及第三方集成。一旦在客户端终端上创建了文件，它就可以在基于Internet的客户端终端上自动同步文件。它是由百度股份有限公司于2012年推出的。它的实际名称是百度网盘，但通常称为百度云。
亚马逊云端硬盘和百度云之间的区别：
|
AMAZON DRIVE |
BAIDU CLOUD |
|---|---|
| It is owned by Amazon. | It is owned by Baidu Incorporation. |
| It was launched in 2011. | It was launched in 2012. |
| It offers 5 GB free storage space. | It offers 6 GB free storage space. |
| It is used in all countries excluding China. | While it is used in some specific region and specific countries like China. |
| It charges comparatively more for additional storage that means it is more costly. | It charges less for additional storage that means it is less costly. |
| It has maximum storage size of 30 TB. | It also has the maximum storage size of 2 TB. |
| There is no way to control permission to the invite link of file or folder. | It gives access to control the permission to the invite link of file or folder. |
| Maximum file size in Amazon Drive is 2 GB via Web and 50 GB via Drive application. | Here maximum file size is 4 GB for free and 20 GB for paid. |
| The number of users of Amazon Drive is less. | The number of users of Baidu Cloud is more. |
| It does not support remote uploading. | It supports remote uploading. |
| It is used mainly for storing photos. | It is used for storing all types of files including photos, videos, pdf etc. |