AdvantagesGreat performance and durability, reliable.
DisadvantagesExpensive from new.
AdvantagesGreat suction, cordless, easy to clean and change.
Disadvantagesbattery life is a little short for the amount of time it takes to charge.
AdvantagesGood quality batteries, many recharges without a noticeable difference in battery power and life.
DisadvantagesDon't know yet.