I do 50 voice commands with Cortana on Windows Phone 8.1. Cortana is still technically in beta, but even then she’s still quite capable!
Note: Sequences were shortened.
50 Siri Commands: http://youtu.be/MtwVQhEXCcc
50 Google Now Commands: http://youtu.be/2vT0AWDq3DE
Are you following me yet?
Facebook: http://www.facebook.com/phonebuff
Google+: http://gplus.to/phonebuff
Instagram: http://instagram.com/phonebuff
Twitter: http://twitter.com/phonebuff