Cement based renders generally need a 3 coat paint system unless you leave it natural which is prone to dirt pick and can make it look tired before it's time in the natural elements, the other noticeable characteristic  is noticing that  brick  joint through the  render  which can look very disturbing . The most common practice of today is to use an acrylic render /texture it has excellent long lasting durability particularly near the coast its tuff yet flexible it comes in most colors and has a ultra flat look.