Which provides a more spacious interrior, with better legroom (rear/front): Toyota Prius or Civic Hybrid?
Using standard metrics, the HCH has better front legroom, but in the other dimensions you ask for the Prius is larger.
However, you would do better to take a test drive in each and see how you individually would fit/feel in each vehicle... (For example, the older NHW11 sedan Prius and the current hatchback NHW20 Prius have the same rear headroom specs, but many tall people feel that there is less headroom and have to slouch in the NHW20 because of the oddly sloping roof (which doesn't happen in the NHW11).
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