Price is secondary, Nick; practical value ought to be your primary concern.
Beware temptation! Sales and cheap options are the playgrounds we've been given by marketing and big business: think Amazon beekeeper all-in-one packages, much of which is iffy quality and with unnecessary bits.
Poly hives will last 30+ years and offer best nest thermal efficiency, in tune with the needs of bees. Fancy wood, cheap options, pretty alternatives fulfil the needs of the beekeeper: don't confuse the two.
Plastic is an appropriate material if given a long life and (eventually) recycled wisely; plastic used for short-life products and as throwaway, unnecessary packaging is the real problem.
Maisemore English cedar 2nds are good value but if you go that route and decide later to try poly, the best of the crop is
Abelo, the only hive
entirely compatible with bottom beespace National wood hives.