How to Clone Android SD Card to A Larger One without Losing Data

You may be looking for a way to clone Android SD card to a larger one. Fortunately, you can find a free cloner from here to transfer data from one SD card to another without data loss.


By Cherry / Updated on May 12, 2023

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About SD card

SD, the Secure Digital, is a non-volatile memory card format developed by the SDA for use in portable devices. Secure Digital includes four card families available in three different sizes. The 4 types are SDSC, SDHC, SDXC, SDIO. They also come in different sizes: Original, Mini, Micro. These four cards have different capacity and file systems. If you think the capacity of the SD card is too small, then you can change to a bigger one; if you think the file system of the SD card is not suitable, then you can format the SD card to the file system that suits your requirements.

SD Card

There are many SD card brands in the market, such as Samsung SD card, Toshiba SD card, SanDisk, Sony, Lexar, Maxell, Transcend, PNY, Kingston, etc. In commonly, SD card is tiny, portable, and it has a fast speed of data transfer. Thus, it is widely used in portable devices like Mobile phone, Digital camera, PDA, Media player, etc.

Why clone Android SD card to a larger one?

Many Android devices, such as Android phones, Android tablets, use SD cards to store pictures, photos, music, movies, and other data. However, as more and more data is added, you may find that the SD card is insufficient for data storage. Therefore, you can upgrade the SD card to larger capacity. But if you don't want to lose SD card data after upgrading, cloning Android SD card to a larger one is the best way for you.

Professional clone utility: Clone Android SD card for free

AOMEI Partition Assistant Standard is one of the best Android SD card cloning software on the market that can help you clone Android SD card safely. It supports you to clone SD card to other places including internal hard drive, external hard drive, USB flash drive or other SD cards. Importantly, using this free Android SD card clone software allows you to upgrade a smaller SD card to a larger one without losing data. Please download the freeware to see how to clone Andriod SD card to a large one.

Download FreewareWin 11/10/8.1/8/7/XP
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Besides cloning SD card, AOMEI Partition Assistant also supports cloning computer hard disk from MBR/GPT to MBR/GPT. For more advanced features, please upgrade to AOMEI Partition Assistant Professional.

How to copy Android SD card to another SD card step by step

Below, I will show you the detailed steps to copy Android SD card to bigger one.

What you should do before cloning Android SD card:
The SD card can only be connected to the PC through the card reader, so please prepare the card reader and make sure that the card reader can be recognized after being inserted into the USB port of the PC.
  The data on the Android device may not be completely stored on the SD card, so please transfer the required data to the SD card.

Step 1. Install and launch AOMEI Partition Assistant Standard. It will display to you its concise interface containing all disk(s) on your computer. Click “Clone Disk” in the right menu.

Disk Copy Wizard

Step 2. You will be moved to the disk copy wizard. And here need you to select a copy way: Clone Disk Quickly (recommended) or Sector-by-Sector Clone.

Copy Disk Quickly

The Clone Disk Quickly will only copy the used space on the SD card. It will take less time and occupy less space on the target drive.
The Sector-by-Sector Clone will copy every byte on your SD card no matter it is used or not. This way will take more time and occupy more space on the target disk.
If your SD card is an exFAT file system SD card, you can only copy within “Sector-by-Sector Clone” method.

Step 3. After making sure what the copy way you choose, you need to select the source disk, here is Disk 3.

Select Source Disk

Step 4. Select the destination disk. Here is Disk 4.

Select Destination Disk

Step 5. AOMEI Partition Assistant allows you to adjust the partition size on the destination disk before initiating the progress. You can also resize SD card partition after cloning.

Edit Disk

Step 6. You will be back to the main interface. Click Apply, confirm the copy information in the Pending Operation window and click Proceed if there is no problem.


Those are all steps of how to clone Android SD card to larger one. After cloning, you can plug in the larger cloned SD card to your Android device and use it in normal. With the help of AOMEI Partition Assistant, cloning SD card becomes easy. You can even recover deleted partition on Android SD card if data on SD card is lost.

Cherry · Staff Editor
Cherry is an editor of AOMEI Technology, she covers backup & restore, hard disk & partitions management, cloud files transfer, website & database backup and so on for AOMEI. She enjoys helping people find solutions to their problems. She loves traveling, cooking, reading and so on. She takes most of time with her family when she is not working.