Jaren Jackson Jr or Isaiah Hartenstein: who to roster in 2026-27 fantasy basketball

Jaren Jackson Jr wins 5 of the nine categories, Isaiah Hartenstein wins 4.

Our board separates them by 26 picks; consensus ADP separates them by 50 picks, with Jaren Jackson Jr going earlier in the room.
Against the 245 ranked players in this set, Jaren Jackson Jr projects above average in 5 of the nine categories and Isaiah Hartenstein in 5.
Both are eligible at C, so this is a straight swap for the same roster slot.
The board grades both "fragile" for availability.
Both rank inside the 245 players this comparison set is drawn from: Jaren Jackson Jr 86th, Isaiah Hartenstein 112th.

Category by category

Projected per game for 2026-27, nine-category scoring. Turnovers count fewest-first.
Category	Jaren Jackson Jr	Isaiah Hartenstein	Edge
PTS	16.5	8.3	Jaren Jackson Jr wins
REB	5.2	9.2	Isaiah Hartenstein wins
AST	1.7	3.4	Isaiah Hartenstein wins
STL	1.0	0.8	Jaren Jackson Jr wins
BLK	1.4	0.8	Jaren Jackson Jr wins
3PM	1.4	0.0	Jaren Jackson Jr wins
TO	1.9	1.6	Isaiah Hartenstein wins
FG%	45.1%	60.7%	Isaiah Hartenstein wins
FT%	78.5%	67.3%	Jaren Jackson Jr wins

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