We have below Tempo Traveller options for 17 to 20 passengers:

  • 17 seater Simple Tempo Traveller
  • 17 seater Luxury Tempo Traveller
  • 20 seater Simple Tempo Traveller
  • 20 seater Luxury Tempo Traveller
  • 20 seater Super Luxury Tempo Traveller

My opinion : If you want to take my opinion then you must go for 20 seater Luxury Tempo Traveller. If you have no issue for budget then you can choose 20 seater super luxury Tempo Traveller.