Either would be a great and, while both have their pros 'n cons, neither leaves the other in the dust, so to speak. The G26 will be more affordable to shoot and, perhaps, be more kinetically enjoyable to shoot as well. I kinda like the G27, but I wouldn't fault anyone who shoots a G26.
"The ultimate 1911, dehorned, would be a Glock, of course." -Hickok45 (YouTube "Glock27 Close up")
I wasn't born free, I was set free! -John 8:34-36