Isaiah Stewart vs Robert Williams III: who to start in Week 2
Isaiah Stewart plays 3 games in Week 2 (Oct 26-Nov 1), Robert Williams III 3. For that week alone, start Isaiah Stewart: 65.6 projected fantasy points to 65.4 for Robert Williams III. Over the season, Isaiah Stewart leads in points leagues (21.9 fantasy points a game to 21.8) and Robert Williams III in 9-cat leagues (108th against 144th). The two go close together on our board, which is our own ranking order from 2025-26 and 2026-27 box scores, not ADP.
Updated Oct 26, 2:30 PM ET. Rechecked every 30 minutes.
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- Points leagues
- #171
- 21.9 FP/G, slot 15.03
- 9-cat leagues
- #144
- -2.2 z, slot 12.12, $2
The pick in points leagues.
- Points leagues
- #172
- 21.8 FP/G, slot 15.04
- 9-cat leagues
- #108
- -1.5 z, slot 9.12, $7
The pick in 9-cat leagues.
The call
Points leagues: Isaiah Stewart. 21.9 fantasy points per game against 21.8, 171st on our board to 172nd.
9-cat leagues: Robert Williams III instead, -1.5 in summed z-scores against -2.2 (108th to 144th), because the categories pay for a different mix.
Category by category, Isaiah Stewart is ahead in 5 (PTS, AST, BLK, 3PM and FT%) and Robert Williams III in 4 (REB, STL, FG% and TO).
Per 36 minutes, Robert Williams III produces more: 46.1 fantasy points to 35.2, on 17.0 minutes a night against 22.3. He does it in fewer minutes, so a bigger role would widen the gap.
Isaiah Stewart plays 3 games in Week 2 (Oct 26-Nov 1), Robert Williams III 3. For that week alone, start Isaiah Stewart: 65.6 projected fantasy points to 65.4 for Robert Williams III.
Slots are where our board's order lands in a 12-team snake draft (round.pick), and dollars are auction value over replacement for 12 teams with $200 each. Neither is ADP: no free draft-position feed lets us republish it.
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Per game, side by side
| Per game | Isaiah Stewart | Robert Williams III |
|---|---|---|
| Fantasy points per game | 21.9 | 21.8 |
| Minutes | 22.3 | 17.0 |
| PointsPTS | 9.8 | 6.8 |
| ReboundsREB | 4.8 | 7.1 |
| AssistsAST | 1.1 | 1.0 |
| StealsSTL | 0.4 | 0.5 |
| BlocksBLK | 1.5 | 1.4 |
| Threes3PM | 0.7 | 0.1 |
| Field goal %FG% | 54.9% | 71.7% |
| Free throw %FT% | 77.6% | 58.5% |
| TurnoversTO | 1.1 | 0.8 |
| Games, 2025-26 | 58 | 59 |
Bold is the better number. The line blends 2025-26 with 2026-27 games as they are played, the same numbers the rankings use.
Per 36 minutes
| Per 36 | Isaiah Stewart | Robert Williams III |
|---|---|---|
| Fantasy points | 35.2 | 46.1 |
| Points | 15.9 | 14.4 |
| Rebounds | 7.8 | 15.1 |
| Assists | 1.8 | 2.0 |
| Steals | 0.6 | 1.1 |
| Blocks | 2.5 | 3.0 |
| Threes | 1.2 | 0.3 |
| Turnovers | 1.8 | 1.8 |
Each per-game number divided by minutes and scaled to 36: the rate a bigger role would carry.
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9-category z-scores
| Category | Isaiah Stewart | Robert Williams III |
|---|---|---|
| PointsPTS | -1.2 | -1.7 |
| ReboundsREB | -0.4 | +0.7 |
| AssistsAST | -1.3 | -1.3 |
| StealsSTL | -1.8 | -1.4 |
| BlocksBLK | +1.8 | +1.5 |
| Threes3PM | -1.0 | -1.6 |
| Field goal percentageFG% | +0.8 | +1.7 |
| Free throw percentageFT% | -0.1 | -0.7 |
| TurnoversTO | +0.9 | +1.3 |
| Total | -2.2 | -1.5 |
Each number is standard deviations above or below the top 156 players (a 12-team league's rosters). Field goal and free throw percentage are weighted by attempts, and turnovers count against.
If you punt a category
Punting rebounds and field goal percentage flips the 9-cat answer to Isaiah Stewart.
| Punt | Isaiah Stewart | Robert Williams III |
|---|---|---|
| PTS | -1.1 (#110) | +0.2 (#53) |
| REB | -2.1 (#142) | -2.4 (#156) |
| AST | -1.0 (#95) | -0.0 (#56) |
| STL | -0.6 (#78) | -0.2 (#65) |
| BLK | -4.3 (#238) | -3.3 (#179) |
| 3PM | -1.3 (#103) | +0.2 (#58) |
| FG% | -3.3 (#171) | -3.6 (#187) |
| FT% | -2.1 (#146) | -0.7 (#84) |
| TO | -3.3 (#152) | -2.9 (#136) |
Value is the sum of the other eight z-scores, recomputed with the punted category left out of the pool that sets them; the rank is among all 392 ranked players.
Week 2 (Oct 26-Nov 1)
- Isaiah Stewart: 3 games (Mon @UTA, Thu @POR, Sat SAC), 1 back-to-back.
- Robert Williams III: 3 games (Tue @LAL, Thu MEM, Sat @UTA).
Recent games
- Isaiah Stewart: 19.2 fantasy points a game over his last 2 of 2026-27, against 21.9 on the board.
- Robert Williams III: 19.9 fantasy points a game over his last 2 of 2026-27, against 21.8 on the board.
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Other picks at the same spot
NBA fantasy rankings · Draft cheat sheet · Sleepers
Is Isaiah Stewart playing tonight? · Is Robert Williams III playing tonight?
Common questions
Who is better for the rest of the 2026-27 season, Isaiah Stewart or Robert Williams III?
Points leagues: Isaiah Stewart. 21.9 fantasy points per game against 21.8, 171st on our board to 172nd. 9-cat leagues: Robert Williams III instead, -1.5 in summed z-scores against -2.2 (108th to 144th), because the categories pay for a different mix.
Who wins more categories, Isaiah Stewart or Robert Williams III?
Category by category, Isaiah Stewart is ahead in 5 (PTS, AST, BLK, 3PM and FT%) and Robert Williams III in 4 (REB, STL, FG% and TO).
Who should I start in Week 2, Isaiah Stewart or Robert Williams III?
Isaiah Stewart plays 3 games in Week 2 (Oct 26-Nov 1), Robert Williams III 3. For that week alone, start Isaiah Stewart: 65.6 projected fantasy points to 65.4 for Robert Williams III.
By the Parlae deskBoard updated Oct 26, 2026 at 2:30 PM ETHow this is builtReport a wrong number