Pollster ratings · Head to head

Marist vs. Suffolk: which pollster is more accurate?

Suffolk comes out ahead on 5 of 7 measures in the Crosstab Trust Index, which grades pollsters on how close their final polls came to actual results from 1998 to 2022.

 
Marist College
B+
Trust Score 61/100 · rank #27
★ Ahead
Suffolk University
A-
Trust Score 68/100 · rank #16

Head to head

MeasureMaristSuffolk
Trust Score61/10068/100 ★
Average error
how far final polls missed the result
4.8 pts4.1 pts ★
Versus expected
error compared with what its races predicted
0.1 worse0.7 better ★
Consistency
random miss once its tilt is removed
±4.7 pts±4 pts ★
Historical bias
closer to even is better
D+0.4 ★D+1.5
Winners called80%81% ★
Track record
final polls analyzed, 1998–2022
130 polls60 polls
2026 polls2714
2026 lean
versus other polls of the same races
D+1.2 ★D+1.3

2026 races both have polled

RaceMarist (latest)Suffolk (latest)
Maine SenateJackson 53, Collins 47 (D+3.5 vs. avg)Jackson 49, Collins 47 (D+0.3 vs. avg)
Michigan SenateEl-Sayed 50, Rogers 48 (R+0.8 vs. avg)El-Sayed 47, Rogers 40 (D+4.5 vs. avg)
Ohio SenateBrown 48, Husted 44 (D+1.5 vs. avg)Brown 47, Husted 44 (R+0.4 vs. avg)
Michigan GovernorBenson 51, James 45 (R+1.7 vs. avg)Benson 51, James 34 (D+10.6 vs. avg)
Ohio GovernorActon 51, Ramaswamy 43 (D+4 vs. avg)Acton 48, Ramaswamy 44 (even vs. avg)
Iowa SenateTurek 48, Hinson 45 (D+2.6 vs. avg)Turek 48, Hinson 44 (D+2.4 vs. avg)
Iowa GovernorSand 52, Lahn 45 (R+1.5 vs. avg)Sand 55, Lahn 43 (D+3.7 vs. avg)

Compare them in the interactive Trust Index All pollster ratings

More comparisons: Marist College vs. YouGov · Suffolk University vs. YouGov · Emerson College vs. Marist College · Emerson College vs. Suffolk University · Marist College vs. University of New Hampshire Survey Center · Suffolk University vs. University of New Hampshire Survey Center · Marist College vs. New York Times/Siena College · New York Times/Siena College vs. Suffolk University

Frequently asked questions

Which is more accurate, Marist or Suffolk?

Suffolk has the smaller average error (4.1 pts vs. 4.8 pts). Overall, suffolk comes out ahead on 5 of 7 measures in the Crosstab Trust Index (Marist: B+, Trust Score 61; Suffolk: A-, Trust Score 68).

Have Marist and Suffolk polled the same 2026 races?

Yes: 7 races in Crosstab's data, including Maine Senate, Michigan Senate, Ohio Senate, Michigan Governor.

Grades: Crosstab Trust Index, computed from FiveThirtyEight's pollster-ratings data (CC BY 4.0), 1998–2022; 2026 measures from Crosstab's polling data.

Updated 2026-11-11 · Crosstab, nonpartisan polling analysis.