What should I look for when researching a new family vehicle to ensure it meets my safety and space requirements?

We ask the same underlying question in different ways.

• What should I look for when researching a new family vehicle to ensure it meets my safety and space requirements?
• When shopping for a family vehicle, how do I evaluate whether a model has enough space and the right safety ratings?
• How do I evaluate family vehicles to confirm they actually provide the safety and interior space I need?