Quote Originally Posted by acwd1950 View Post
i didnt realize that 998 came with the hdsi transducer. the g1 and g2 helix 7 SI come with a compact transducer and you can do a transducer upgrade by trading in your new unused transducer and cash to boot for a hdsi transducer

https://www.humminbird.com/support/faqs/HDSIvsCompactSI
Yes it and the 1198. 898 and below came with compact. 999 and 1199 have the HD transducer 899 and below compact.