Both make good homes. The right choice depends on your site, your builder and how you want the house to feel.
Timber frame goes up quickly and makes it easier to reach high levels of insulation. Masonry is familiar to most builders and gives a solid, heavy feel.
We usually decide this together at the concept stage, once we know the plot, the budget and who might build it.
General information for a demo site, not advice for your project. Always check current rules with your council.