Best car for taxi driver - Toyota Avensis or Prius?

I am planning to buy used (one year old) car to start my private hire job; however, I can't choose between the Toyota Avensis and Prius. Which is more reliable?

Is the mk1 Honda Jazz a reliable car?

I want to buy a used Honda Jazz (mk1), with a manual or automatic gearbox. Do you recommend this car at all? If so, which engine is best for economy and reliability?

Buying a used Toyota Yaris - what should I look out for?

I'm thinking of buying a used Toyota Yaris T2 1.0-litre (2008). When looking at these cars, is there any problem areas I need to look out for?

Toyota Yaris (2006 - 2011)

More room and better handling than the previous version. Excellent crash test rating. 1.4 D-4D does 50mpg +.

Toyota Avensis (2015 - 2019)

Well equipped. Easy to drive. Comfortable long-distance cruiser. Lots of interior space.

Toyota Prius (2016 - 2022)

Spacious cabin. Lots of safety kit as standard.