Topmore’s TA-101 card, at 389 yuan (roughly $54 dollars) is possibly the cheapest route you have for adding an extra 1TB of storage to your tablet – and testing shows it isn’t as bad as you may think. Many of the best microSD cards out there today aren’t super quick if you compare them with the best hard drives or even SSDs. And that’s to be expected. The TeamGroup Elite A1 microSD card , for example, registered 92MB/s read and 87MB/s write speeds when tested via CrystalDiskMark in our review a couple of years ago. Similarly, the Samsung Pro Endurance…