You can build a computer that has no problem running VR for like $700, less if you're willing to buy second hand. + $600 for the headset you're looking at $1300

You can build a computer that has no problem running VR for like $700, less if you're willing to buy second hand. + $600 for the headset you're looking at $1300 for a whole dev setup, I think that's probably less than what your laptop cost.