891 is relatively reliable, but a thorough inspection is still necessary. This may require purchasing dummy loads, power meters, and other instruments, which adds to the cost. Therefore, finding someone you know or connecting with others through a group would be more reliable.
Used, $3.99k – a bit expensive, but worth checking out the new radio. If you have a good environment with low background noise, you can save some money by using a basic GP antenna, along with a coil, ground stake, insulating column, and cable – it should cost around $100 or so.