Uniden Bearcat BCT8 BearTracker Warning System with 800 MHz TrunkTracker III
This is my first scanner, so I can't do good comparisons.  It has a good sensitivity: terrain here is not flat and I'm surrounded by high buildings and cell phone towers, but I can hear Talkabout transmissions several miles, mountains and buildings away. It is also good for aircraft communications, I can hear a tower located 30 km (~20 miles) away. The remote control feature is great, I did some interesting things using it.  Negative points:  * no alpha tags (and so many frequencies to remember);  * audible