Gyros feature thinly sliced, seasoned meat cooked on a vertical rotisserie, served in a pita wrap. Souvlaki, like this recipe, uses marinated meat chunks skewered and grilled, often served in a pita or on a plate with tzatziki and veggies. Kebabs encompass a wider range, involving skewered and grilled meat pieces, sometimes with veggies, found in various cuisines globally. The key difference lies in their preparation and ingredients.