What is the defference between UPA-USB or X-Prog-M

As for ECU chip tuning tool, many people will think of Xprog-M and UPA-USB. Indeed, Xprog-M and UPA-USB both are very excellent ECU chip tuning tools. And in some ways, they also have very similar functions. So what is the difference between them and how to choose?

First Price, Xprog-M and UPA-USB are more or less the same in price. UPA-USB is slightly a little more expensive, but not all, this is up to the diagnostic supplier.

Second, UPA cannot read secured mcu while Xprog-m can.

Third, if you want to use UPA-USB, you must have knowledge to use with processer. If you want to use Xprog-M, you must be good in soldering.

Fourth, UPA-USB is very expert in MOTOROLA chips, while Xprog-M is not so good in MOTOROLA chips.

Both Xprog-M and UPA-USB are very good ECU chip tuning tools. Here are some advices for you when choosing. You can buy some cheapest chips for start, solder some chips, play with them and after that you can buy Xprog-M. UPA-USB is also a good programmer.