For your information, Moto X is a highly optimized Android smartphone that delivers great performance ahead of gimmicks. Though it has midrange specs, it feels very well optimized, and lag was essentially nonexistent. It felt every bit as smooth and responsive as you expect from a higher end device. How can you find out the date your Moto X smartphone was manufactured?
Switch off your phone and boot into fastboot mode. To do so, press and hold the Power and Volume Down button for 2 to 3 seconds and release both the buttons.
Now, in the fastboot screen, scroll down to ‘Barcode’ by using Volume Down key and select it using the Volume Up key.
You will get a series of bar codes. At the bottom, you can see the manufacture date of your Moto X under the name “MFG Date”. Note: The manufacture date can also see on the box if you still have it. Hope you will enjoy this simple guide.