| Hybrid | Concret | |
| Is a Damp Membrane used | Yes | No |
| Is a Damp Proof Course used | Yes | No |
| Is there a 50mm clear air cavity in the walls | Yes | No |
| Are vapour barriers installed | Yes | No |
| Do the external walls have a minimum of 100mm insulation | Yes | No |
| Are the floors insulated | Yes | No |
| Does the roof-space have a minimum of 150mm insulation | Yes | No |
| Does the roof have a heat barrier installed | Yes | No |
| Can it be built on poor ground conditions | Yes | No |
| Does the full build take less than 3 months | Yes | No |
| Are all the materials from replenish able sources | Yes | No |
| Does the manufacture have a low embodied energy count | Yes | No |
| Does it have a low carbon emission | Yes | No |
| Can it be easily extended | Yes | No |
| Can I self-build it | Yes | No |
| Is it cool in summer and warm in winter | Yes | No |
| Will it suffer from condensation | No | Yes |
| Are impact and airborne sound levels low | Yes | No |
| Is there any "drying out" time necessary | No | Yes |
| Can 1st fix plumbing and electrics be done in 2 days | Yes | No |
| Can I have a choice of external finish | Yes | No |
| Is there much site waste | No | Yes |
| Does the speed of build depend on the weather | No | Yes |
| Can the internal works start 4 days after site erecting | Yes | No |
| Can the superstructure be completed in 5 days | Yes | No |
| Does the building feel damp in the winter | No | Yes |
| Can it be classed as a temporary building | Yes | No |
| Does the building have a "breather" membrane built in | No | Yes |
| Are all the walls dimensionally accurate | Yes | No |
| Is there a need for a site crane | No | Yes |
| Can large expanses be created without using support columns | Yes | No |
| Is the building process reliant on deliveries from others | No | Yes |
| Can the building fabric be damaged by rain and northern winds | No | Yes |
| Is flood damage easy and cheap to repair | Yes | No |
| Is it stable in earthquake conditions | Yes | No |
| Are site mistakes likely | No | Yes |
| Is the building designed on licensed software | Yes | No |
| Overall is this method economical | Yes | No |
| Can the building be affected by falling and penetrating damp | No | Yes |
| Can the inside layout be altered at a later date | Yes | No |