'Garmin Forerunner 305, wrist GPS for low price that offers everything you need for good training'
Strengths: Since it is older model price went down big time! And if you don't need this kind of device to showoff around, and if you read reviews and available features (you can read them here http://garmin-305-review.com/)you will see that Garmin 305 has all you need for well controlled and planned training.
Weaknesses: It looks little bulky at first.
Overall: Great product that stayed around for some time and with god reason. It has been tested for some time and proved to be reliable. And, As said, it is much cheaper that similar products. You can't bit Garmin 305 when it comes to what you get for your money.