Nokia 9000i - but weighed almost as much as a 1lb bag of sugar.
Nokia 9100i - big advance over 9000i and still my favourite...!
Nokia 9500 - eventually hinges cracked and the grey external finish started coming off despite being kept in a proper case
Nokia E90 - eventually the well-documented microphone problem, not my favourite keyboard. Battery could still be changed easily.
Nokia N900 - never used on a daily basis - arguably insufficient "business" software and keyboard not best suited to typing longer (over 2 A4 pages) documents
Nokia E7 from its release and still in daily use. To