I have both mate but prefer the T3 the STB is there just incase there's a problem,second hand STB Quartz about £40 to £60,might even get one cheaper and they are a good clock.T3 be careful if you buy one check when it will require a new battery,get the number and phone Linnell,they'll give you all the info you need.second hand £80 to £120. JMO. Lindsay