Minn Kota Ultrex vs Minn Kota Ulterra
Minn Kota Ultrex can be steered from 32 current fish finders: Minn Kota A Series, Minn Kota X Series, Humminbird APEX, Humminbird SOLIX G3 and Humminbird HELIX G4N. 18 of them need an adapter, a software update or a particular model version. It also works with 48 older, discontinued units. It does not work with Garmin or Lowrance units. Minn Kota Ulterra can be steered from 32 current fish finders: Minn Kota A Series, Minn Kota X Series, Humminbird APEX, Humminbird SOLIX G3 and Humminbird HELIX G4N. 18 of them need an adapter, a software update or a particular model version. It also works with 48 older, discontinued units. It does not work with Garmin or Lowrance units.
At a glance
Counts are from the brands' own compatibility lists; open either product for the unit-by-unit answer and its source.
What each one works with
Which fish finders can steer Minn Kota Ultrex?
Current units, by Minn Kota's own lists: Minn Kota A Series, Minn Kota X Series, Humminbird APEX, Humminbird SOLIX G3 and Humminbird HELIX G4N. Older units and the conditions each needs are on the product page.
Which fish finders can steer Minn Kota Ulterra?
Current units, by Minn Kota's own lists: Minn Kota A Series, Minn Kota X Series, Humminbird APEX, Humminbird SOLIX G3 and Humminbird HELIX G4N. Older units and the conditions each needs are on the product page.
Minn Kota Ultrex · Minn Kota Ulterra · The compatibility chart
Questions
Which is cheaper, Minn Kota Ultrex or Minn Kota Ulterra?
On the prices we have (as of November 1, 2026), the cheapest Minn Kota Ultrex product is the Ultrex at $3,299.99, and the cheapest Minn Kota Ulterra product is the Ulterra at $3,199.99. Prices are re-checked weekly.
Which works with more fish finders, Minn Kota Ultrex or Minn Kota Ulterra?
By the brands' own lists: Minn Kota Ultrex works with 32 current fish finders (Minn Kota and Humminbird); Minn Kota Ulterra with 32 (Minn Kota and Humminbird). Each only works with its own brand family's units.
Answered from the catalogue data, as of November 1, 2026. How we compare.