The easiest way to narrow down the right option is to start with your layout. A centre-pole model makes most sense for garden dining tables, while a cantilever is usually the better fit for sofas, loungers and larger seating areas where you want clear space underneath. From there, canopy size, tilt adjustment and a straightforward opening mechanism are the details that make day-to-day use easier, especially as the sun shifts across a typical UK patio.
If you focus on the space you actually need to shade, rather than simply choosing the biggest umbrella you can find, the right pick becomes much clearer. A compact model will suit smaller gardens and balconies without overwhelming them, while broader canopies earn their keep on bigger patios. With the main trade-offs in mind, you can choose with more confidence and end up with garden shade that feels practical, comfortable and well matched to how you use your outdoor space.