By Emily / Last Updated October 23, 2019

Necessary to copy SD card to another SD card

As is well known, SD cards have become a vital part of our new age technology. These small and tiny storage chips are widely used in portable devices like mobile phone, digital camera or game gadgets to store data. In some situations, it might be necessary to clone SD card to SD card in Windows computer.

  • For SD card upgrade

If your current SD card is almost full and leaves little space for any new data, you may want to copy SD card to another larger card for an upgrade.

  • For data backup

If you have saved many important files on the SD card and you wanted to make a backup to avoid significant data loss when your SD card is damaged, copying SD card to another SD card could be a nice option.

  • For quick data transfer

Compared with copying and pasting all files from one SD card to another card one by one, cloning the entire card will be quicker, more convenient and time-saving.

Choose a reliable SD card to SD card copier-AOMEI Partition Assistant Standard

Now, you may wonder how to copy SD card to SD card in Windows computer. Well, you can do that easily with a proper SD card to SD card copier. To ensure a smooth copying process and satisfactory result, AOMEI Partition Assistant Standard is worth your trying. We highly recommend this FREEWARE for the following advantages:

  • Compatible with Windows 10, Windows 8, Windows 7 and Windows XP/Vista. A clear and intuitive interface makes it easy to perform the cloning operation.

  • Its “Sector-by-Sector Copy” can copy both all available files and lost/deleted files from the source card to destination card. This method is proper for copying encrypted SD card and cloning SD card to a larger one.

  • The “Copy Disk Quickly” method supports copying a larger SD card to a smaller SD card since it will only copy the used space from one SD card to another.

  • It permits you to change target partition size during copying the SD card via “Copy Disk Quickly” method.

Moreover, if you have two or more partitions on your large SD card and you just want to copy only one partition to another SD card, the free AOMEI Partition Assistant Standard offers the “Copy Partition” feature as well.

Steps to clone SD card to another one on Windows 10/8/7

With enough knowledge of AOMEI Partition Assistant Standard, it is the time to learn how to use it to copy SD card to SD card in Windows 10/8/7.

Before you do:

  • Eject your SD card from the portable device. Connect it and the destination SD card to a Windows computer and make sure they are detected successfully. If your laptop or computer has over two built-in memory card slots, this can be done easily. Otherwise, you might need a card reader to connect them to your computer.

  • Back up important data on your destination SD card because all the contents will be deleted during the copying operation. The free AOMEI Backupper is recommended for this task.

  • Free download AOMEI Partition Assistant Standard and install it on your computer.

Step 1. Double click the free SD card to SD card copier on your PC to launch it. In the main interface, click “All Tools” and then “Disk Copy Wizard”.

Disk Copy Wizard

Step 2. Select a suitable copy method based on your situation. Here we select “Copy Disk Quickly” as an example.

Copy Disk Quickly

Step 3. Now, you need to choose the source SD card you want to copy from the given list. And click “Next”.

Select Source Disk

Step 4. Then select another SD card as your destination disk to hold all data from the source disk. Click “Next” to continue.

Select Destination Disk

Step 5. In this window, you can edit partition size on the target SD card as you need. After it is done, click “Next” again.

Edit Disk

Step 6. Then back to the main interface and please click “Apply” to actually execute the copying operation.


After all data are copied from one SD card to another one successfully, you might want to do:

  • Turn off your computer, remove the source and target SD cards, and plug the larger one into your portable device if you copy SD card to larger SD card for an upgrade.

  • Format the original SD card or wipe the SD card securely on your computer if you clone SD card with the purpose of freeing up space for new files, videos or images. Then remove the empty SD card from your PC and plug it into your device for reuse.

Bonus tips: clone Raspberry Pi SD Card

Many users are also searching for a way to clone or back up Raspberry Pi SD card for a quick recovery when necessary, so here we also collect some important information for this special cloning job:

  • ✍If you want to clone Raspberry Pi SD card in Windows, you can use Win32DiskImager.

Step 1. Install and open Win32DiskImager. Select your SD card you wish to clone under “Device” section.

Step 2. Then click the folder icon to its left to choose a destination location and filename. Once done, hit on “Read button”.

Step 3. When it is done, you will see “Read Successful” word.

  • ✍To clone Raspberry Pi SD card in Linux, do as below:

Step 1. Plug the SD card into your PC. Press “Ctrl + Alt + T” to open a Terminal window. Type “sudo fdisk –l” to see all the file systems present on your system.

Step 2. Find out the device name of your SD card like “/dev/sdb” based on the size.

Step 3. Execute the “dd” command to write the image to another location.

“sudo dd if=/dev/sdb of=~/raspbian_backup.img”

  • ✍To backup Raspberry Pi SD card in MacOS, take following steps:

Step 1. Insert your SD card in your Mac and launch a Terminal window. Enter “diskutil list” to get all disks and try to identify the ID of your SD card such as “/dev/disk3”.

Step 2. Unmount your SD card by the command “diskutil unmountDisk /dev/disk3”.

Step 3. Use the “dd” command to write the image to your hard disk.

“sudo dd if=/dev/disk3 of=~/raspbian_backup.img”


AOMEI Partition Assistant Standard can not only help you copy SD card to SD card on Windows PC, but also enable you to clone other mass storage devices such as USB flash drive, SSD, HDD, etc. If you upgrade to its Professional edition, you will be able to clone GPT disk to MBR disk, or MBR disk to GPT.