Opinion Poll by Sigma Dos for Antena 3, 31 January 2021

Voting Intentions | Seats | Coalitions | Technical Information

Voting Intentions

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Confidence Intervals

Party Last Result Poll Result 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Partit dels Socialistes de Catalunya (PSC-PSOE) 13.9% 22.5% 20.9–24.3% 20.4–24.8% 20.0–25.2% 19.3–26.1%
Esquerra Republicana–Catalunya Sí 21.4% 21.2% 19.6–22.9% 19.2–23.4% 18.8–23.9% 18.0–24.7%
Junts per Catalunya 21.7% 20.7% 19.1–22.4% 18.7–22.9% 18.3–23.3% 17.6–24.2%
Ciutadans–Partido de la Ciudadanía 25.4% 10.3% 9.2–11.6% 8.8–12.0% 8.6–12.3% 8.0–13.0%
Catalunya en Comú–Podem 7.5% 7.3% 6.3–8.5% 6.1–8.8% 5.8–9.1% 5.4–9.7%
Partit Popular 4.2% 5.6% 4.8–6.6% 4.5–7.0% 4.3–7.2% 4.0–7.7%
Candidatura d’Unitat Popular 4.5% 5.3% 4.5–6.3% 4.3–6.6% 4.1–6.9% 3.7–7.4%
Vox 0.0% 5.1% 4.3–6.1% 4.1–6.4% 3.9–6.6% 3.6–7.2%

Note: The poll result column reflects the actual value used in the calculations. Published results may vary slightly, and in addition be rounded to fewer digits.

Seats

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Confidence Intervals

Party Last Result Median 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Partit dels Socialistes de Catalunya (PSC-PSOE) 17 31 27–33 27–34 26–34 26–35
Esquerra Republicana–Catalunya Sí 32 31 29–34 28–35 28–35 27–37
Junts per Catalunya 34 32 30–35 30–36 29–37 27–39
Ciutadans–Partido de la Ciudadanía 36 13 12–15 12–16 11–16 9–18
Catalunya en Comú–Podem 8 8 7–10 6–10 5–11 5–11
Partit Popular 4 7 5–8 5–9 5–9 3–10
Candidatura d’Unitat Popular 4 7 4–8 4–8 4–9 4–9
Vox 0 6 4–7 3–7 3–9 3–9

Partit dels Socialistes de Catalunya (PSC-PSOE)

For a full overview of the results for this party, see the Partit dels Socialistes de Catalunya (PSC-PSOE) page.

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Number of Seats Probability Accumulated Special Marks
17 0% 100% Last Result
18 0% 100%  
19 0% 100%  
20 0% 100%  
21 0% 100%  
22 0% 100%  
23 0% 100%  
24 0% 100%  
25 0.4% 100%  
26 4% 99.5%  
27 7% 96%  
28 6% 89%  
29 12% 82%  
30 18% 70%  
31 28% 52% Median
32 13% 24%  
33 6% 11%  
34 4% 5%  
35 0.7% 1.0%  
36 0.3% 0.3%  
37 0.1% 0.1%  
38 0% 0%  

Esquerra Republicana–Catalunya Sí

For a full overview of the results for this party, see the Esquerra Republicana–Catalunya Sí page.

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Number of Seats Probability Accumulated Special Marks
25 0% 100%  
26 0.2% 99.9%  
27 1.1% 99.7%  
28 8% 98.6%  
29 17% 91%  
30 12% 74%  
31 13% 61% Median
32 17% 48% Last Result
33 6% 32%  
34 16% 25%  
35 7% 9%  
36 2% 2%  
37 0.4% 0.5%  
38 0.1% 0.1%  
39 0% 0%  

Junts per Catalunya

For a full overview of the results for this party, see the Junts per Catalunya page.

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Number of Seats Probability Accumulated Special Marks
26 0.3% 100%  
27 0.4% 99.6%  
28 0.9% 99.3%  
29 2% 98%  
30 6% 96%  
31 25% 90%  
32 19% 65% Median
33 14% 46%  
34 13% 32% Last Result
35 9% 19%  
36 6% 10%  
37 3% 4%  
38 0.8% 1.4%  
39 0.4% 0.6%  
40 0.1% 0.2%  
41 0% 0%  

Ciutadans–Partido de la Ciudadanía

For a full overview of the results for this party, see the Ciutadans–Partido de la Ciudadanía page.

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Number of Seats Probability Accumulated Special Marks
9 0.5% 100%  
10 0.8% 99.5%  
11 1.4% 98.7%  
12 16% 97%  
13 42% 82% Median
14 28% 39%  
15 4% 12%  
16 6% 7%  
17 0.9% 2%  
18 0.6% 0.6%  
19 0% 0%  
20 0% 0%  
21 0% 0%  
22 0% 0%  
23 0% 0%  
24 0% 0%  
25 0% 0%  
26 0% 0%  
27 0% 0%  
28 0% 0%  
29 0% 0%  
30 0% 0%  
31 0% 0%  
32 0% 0%  
33 0% 0%  
34 0% 0%  
35 0% 0%  
36 0% 0% Last Result

Catalunya en Comú–Podem

For a full overview of the results for this party, see the Catalunya en Comú–Podem page.

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Number of Seats Probability Accumulated Special Marks
5 3% 100%  
6 6% 97%  
7 20% 91%  
8 43% 71% Last Result, Median
9 11% 28%  
10 13% 16%  
11 4% 4%  
12 0.2% 0.3%  
13 0.1% 0.1%  
14 0% 0%  

For a full overview of the results for this party, see the Partit Popular page.

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Number of Seats Probability Accumulated Special Marks
3 0.9% 100%  
4 1.1% 99.1% Last Result
5 13% 98%  
6 22% 85%  
7 51% 63% Median
8 4% 12%  
9 8% 9%  
10 0.5% 0.6%  
11 0.1% 0.1%  
12 0% 0%  

For a full overview of the results for this party, see the Candidatura d’Unitat Popular page.

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Number of Seats Probability Accumulated Special Marks
2 0.1% 100%  
3 0.4% 99.9%  
4 11% 99.5% Last Result
5 8% 89%  
6 14% 81%  
7 32% 67% Median
8 32% 34%  
9 2% 3%  
10 0.3% 0.4%  
11 0.1% 0.1%  
12 0% 0%  

Vox

For a full overview of the results for this party, see the Vox page.

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Number of Seats Probability Accumulated Special Marks
0 0% 100% Last Result
1 0% 100%  
2 0.1% 100%  
3 8% 99.9%  
4 3% 92%  
5 31% 89%  
6 23% 58% Median
7 31% 35%  
8 1.2% 4%  
9 3% 3%  
10 0.1% 0.1%  
11 0% 0%  

Coalitions

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Confidence Intervals

Coalition Last Result Median Majority? 80% Confidence Interval 90% Confidence Interval 95% Confidence Interval 99% Confidence Interval
Esquerra Republicana–Catalunya Sí – Junts per Catalunya – Catalunya en Comú–Podem 74 72 97% 69–75 68–76 67–77 66–79
Esquerra Republicana–Catalunya Sí – Junts per Catalunya – Candidatura d’Unitat Popular 70 71 91% 68–74 67–75 66–76 64–78
Partit dels Socialistes de Catalunya (PSC-PSOE) – Esquerra Republicana–Catalunya Sí – Catalunya en Comú–Podem 57 70 82% 67–73 66–74 65–75 63–76
Esquerra Republicana–Catalunya Sí – Junts per Catalunya 66 64 7% 61–67 60–68 59–69 58–71
Partit dels Socialistes de Catalunya (PSC-PSOE) – Ciutadans–Partido de la Ciudadanía – Catalunya en Comú–Podem – Partit Popular 65 59 0% 55–61 54–62 53–63 52–65
Partit dels Socialistes de Catalunya (PSC-PSOE) – Ciutadans–Partido de la Ciudadanía – Partit Popular – Vox 57 56 0% 53–59 52–60 51–61 50–62
Partit dels Socialistes de Catalunya (PSC-PSOE) – Ciutadans–Partido de la Ciudadanía – Partit Popular 57 51 0% 47–53 46–54 46–55 44–56
Esquerra Republicana–Catalunya Sí – Catalunya en Comú–Podem 40 40 0% 36–43 36–43 35–44 34–45

Esquerra Republicana–Catalunya Sí – Junts per Catalunya – Catalunya en Comú–Podem

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Number of Seats Probability Accumulated Special Marks
64 0% 100%  
65 0.2% 99.9%  
66 0.6% 99.7%  
67 3% 99.2%  
68 3% 97% Majority
69 10% 94%  
70 13% 84%  
71 13% 71% Median
72 12% 58%  
73 16% 45%  
74 13% 30% Last Result
75 9% 17%  
76 4% 9%  
77 3% 4%  
78 1.2% 2%  
79 0.5% 0.7%  
80 0.2% 0.2%  
81 0% 0.1%  
82 0% 0%  

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Number of Seats Probability Accumulated Special Marks
63 0.1% 100%  
64 0.4% 99.8%  
65 0.9% 99.5%  
66 2% 98.6%  
67 6% 97%  
68 12% 91% Majority
69 12% 79%  
70 16% 68% Last Result, Median
71 12% 52%  
72 13% 39%  
73 12% 27%  
74 9% 15%  
75 3% 6%  
76 2% 3%  
77 0.8% 1.3%  
78 0.4% 0.5%  
79 0.1% 0.1%  
80 0% 0%  

Partit dels Socialistes de Catalunya (PSC-PSOE) – Esquerra Republicana–Catalunya Sí – Catalunya en Comú–Podem

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Number of Seats Probability Accumulated Special Marks
57 0% 100% Last Result
58 0% 100%  
59 0% 100%  
60 0% 100%  
61 0% 100%  
62 0.1% 100%  
63 0.6% 99.8%  
64 1.0% 99.2%  
65 2% 98%  
66 4% 97%  
67 10% 93%  
68 15% 82% Majority
69 13% 67%  
70 18% 54% Median
71 10% 36%  
72 12% 27%  
73 9% 15%  
74 3% 6%  
75 1.2% 3%  
76 1.2% 1.4%  
77 0.1% 0.2%  
78 0.1% 0.1%  
79 0% 0%  

Esquerra Republicana–Catalunya Sí – Junts per Catalunya

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Number of Seats Probability Accumulated Special Marks
56 0.1% 100%  
57 0.2% 99.9%  
58 0.6% 99.7%  
59 3% 99.2%  
60 4% 96%  
61 9% 92%  
62 12% 83%  
63 13% 71% Median
64 14% 58%  
65 14% 44%  
66 16% 31% Last Result
67 7% 14%  
68 3% 7% Majority
69 2% 4%  
70 0.5% 2%  
71 0.9% 1.1%  
72 0.2% 0.2%  
73 0.1% 0.1%  
74 0% 0%  

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Number of Seats Probability Accumulated Special Marks
50 0.1% 100%  
51 0.2% 99.9%  
52 1.1% 99.7%  
53 1.2% 98.6%  
54 3% 97%  
55 4% 94%  
56 12% 90%  
57 13% 78%  
58 12% 65%  
59 20% 52% Median
60 13% 33%  
61 12% 20%  
62 4% 8%  
63 2% 4%  
64 1.2% 2%  
65 0.4% 0.6% Last Result
66 0.2% 0.2%  
67 0% 0%  

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Number of Seats Probability Accumulated Special Marks
48 0.1% 100%  
49 0.3% 99.9%  
50 0.6% 99.5%  
51 2% 98.9%  
52 4% 97%  
53 7% 92%  
54 12% 85%  
55 11% 73%  
56 12% 62%  
57 21% 50% Last Result, Median
58 13% 29%  
59 9% 17%  
60 4% 7%  
61 2% 3%  
62 0.7% 1.2%  
63 0.3% 0.5%  
64 0.1% 0.1%  
65 0% 0%  

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Number of Seats Probability Accumulated Special Marks
43 0.2% 100%  
44 1.0% 99.7%  
45 1.0% 98.7%  
46 4% 98%  
47 6% 94%  
48 8% 88%  
49 15% 80%  
50 15% 66%  
51 20% 51% Median
52 14% 31%  
53 10% 17%  
54 4% 7%  
55 2% 3%  
56 1.1% 2%  
57 0.3% 0.5% Last Result
58 0.2% 0.2%  
59 0% 0%  

Esquerra Republicana–Catalunya Sí – Catalunya en Comú–Podem

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Number of Seats Probability Accumulated Special Marks
33 0.2% 100%  
34 0.6% 99.8%  
35 2% 99.2%  
36 9% 97%  
37 14% 88%  
38 10% 74%  
39 13% 63% Median
40 13% 50% Last Result
41 15% 37%  
42 12% 22%  
43 5% 10%  
44 3% 5%  
45 1.2% 2%  
46 0.2% 0.4%  
47 0.1% 0.1%  
48 0% 0%  

Technical Information

Opinion Poll

Calculations