Most companies have models with more powerful CPUs, they just are not in the sleek Ultrabooks/compact devices that get most of the attention. Your "humble" i5 has 3-4 times the TDP, so it's not surprising it's a lot faster.
With Lenovo, look at P-series and T460p if you want performance, but the other large manufacturers have such series as well.
With Lenovo, look at P-series and T460p if you want performance, but the other large manufacturers have such series as well.