Opinion Poll by Sifo for Svenska Dagbladet, 8–18 October 2018
Voting Intentions | Seats | Coalitions | Technical Information
Voting Intentions

Confidence Intervals
| Party | Last Result | Poll Result | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|
| Sveriges socialdemokratiska arbetareparti | 28.3% | 29.4% | 28.7–30.0% | 28.6–30.2% | 28.4–30.3% | 28.1–30.7% |
| Moderata samlingspartiet | 19.8% | 18.8% | 18.2–19.3% | 18.1–19.5% | 18.0–19.6% | 17.7–19.9% |
| Sverigedemokraterna | 17.5% | 18.6% | 18.0–19.1% | 17.9–19.3% | 17.8–19.4% | 17.5–19.7% |
| Centerpartiet | 8.6% | 9.1% | 8.7–9.5% | 8.6–9.6% | 8.5–9.7% | 8.3–9.9% |
| Vänsterpartiet | 8.0% | 7.9% | 7.5–8.3% | 7.4–8.4% | 7.3–8.5% | 7.2–8.7% |
| Kristdemokraterna | 6.3% | 6.0% | 5.7–6.3% | 5.6–6.4% | 5.5–6.5% | 5.3–6.7% |
| Liberalerna | 5.5% | 4.9% | 4.6–5.2% | 4.5–5.3% | 4.5–5.4% | 4.3–5.5% |
| Miljöpartiet de gröna | 4.4% | 4.1% | 3.8–4.4% | 3.8–4.5% | 3.7–4.5% | 3.6–4.7% |
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


Confidence Intervals
| Party | Last Result | Median | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|
| Sveriges socialdemokratiska arbetareparti | 100 | 105 | 102–109 | 101–110 | 101–111 | 99–112 |
| Moderata samlingspartiet | 70 | 67 | 65–70 | 64–70 | 64–71 | 63–72 |
| Sverigedemokraterna | 62 | 66 | 64–69 | 63–70 | 63–71 | 62–72 |
| Centerpartiet | 31 | 32 | 31–34 | 30–35 | 30–35 | 30–36 |
| Vänsterpartiet | 28 | 28 | 27–30 | 26–30 | 26–31 | 25–31 |
| Kristdemokraterna | 22 | 22 | 20–23 | 20–23 | 20–23 | 19–24 |
| Liberalerna | 20 | 18 | 16–19 | 16–19 | 16–19 | 15–20 |
| Miljöpartiet de gröna | 16 | 15 | 0–15 | 0–16 | 0–16 | 0–17 |
Sveriges socialdemokratiska arbetareparti
For a full overview of the results for this party, see the Sveriges socialdemokratiska arbetareparti page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 98 | 0.1% | 100% | |
| 99 | 0.5% | 99.9% | |
| 100 | 2% | 99.4% | Last Result |
| 101 | 3% | 98% | |
| 102 | 13% | 94% | |
| 103 | 9% | 81% | |
| 104 | 19% | 72% | |
| 105 | 14% | 54% | Median |
| 106 | 10% | 39% | |
| 107 | 9% | 29% | |
| 108 | 10% | 21% | |
| 109 | 4% | 11% | |
| 110 | 4% | 7% | |
| 111 | 2% | 3% | |
| 112 | 1.2% | 1.4% | |
| 113 | 0.2% | 0.3% | |
| 114 | 0.1% | 0.1% | |
| 115 | 0% | 0% |
Moderata samlingspartiet
For a full overview of the results for this party, see the Moderata samlingspartiet page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 62 | 0.4% | 100% | |
| 63 | 2% | 99.6% | |
| 64 | 4% | 98% | |
| 65 | 14% | 94% | |
| 66 | 18% | 80% | |
| 67 | 20% | 62% | Median |
| 68 | 17% | 42% | |
| 69 | 9% | 25% | |
| 70 | 12% | 16% | Last Result |
| 71 | 2% | 5% | |
| 72 | 2% | 2% | |
| 73 | 0.4% | 0.5% | |
| 74 | 0.1% | 0.1% | |
| 75 | 0% | 0% |
Sverigedemokraterna
For a full overview of the results for this party, see the Sverigedemokraterna page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 61 | 0.2% | 100% | |
| 62 | 1.1% | 99.8% | Last Result |
| 63 | 4% | 98.7% | |
| 64 | 10% | 94% | |
| 65 | 17% | 85% | |
| 66 | 19% | 67% | Median |
| 67 | 16% | 49% | |
| 68 | 18% | 32% | |
| 69 | 8% | 15% | |
| 70 | 3% | 7% | |
| 71 | 3% | 4% | |
| 72 | 0.7% | 0.8% | |
| 73 | 0.1% | 0.2% | |
| 74 | 0% | 0% |
Centerpartiet
For a full overview of the results for this party, see the Centerpartiet page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 29 | 0.4% | 100% | |
| 30 | 5% | 99.6% | |
| 31 | 18% | 95% | Last Result |
| 32 | 34% | 77% | Median |
| 33 | 21% | 43% | |
| 34 | 14% | 22% | |
| 35 | 7% | 8% | |
| 36 | 1.1% | 1.3% | |
| 37 | 0.2% | 0.2% | |
| 38 | 0% | 0% |
Vänsterpartiet
For a full overview of the results for this party, see the Vänsterpartiet page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 25 | 0.6% | 100% | |
| 26 | 6% | 99.4% | |
| 27 | 28% | 93% | |
| 28 | 24% | 65% | Last Result, Median |
| 29 | 30% | 42% | |
| 30 | 8% | 11% | |
| 31 | 3% | 4% | |
| 32 | 0.4% | 0.4% | |
| 33 | 0% | 0% |
Kristdemokraterna
For a full overview of the results for this party, see the Kristdemokraterna page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 18 | 0.1% | 100% | |
| 19 | 2% | 99.9% | |
| 20 | 20% | 98% | |
| 21 | 28% | 78% | |
| 22 | 32% | 50% | Last Result, Median |
| 23 | 16% | 18% | |
| 24 | 2% | 2% | |
| 25 | 0.2% | 0.2% | |
| 26 | 0% | 0% |
Liberalerna
For a full overview of the results for this party, see the Liberalerna page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 15 | 1.1% | 100% | |
| 16 | 11% | 98.9% | |
| 17 | 37% | 88% | |
| 18 | 33% | 51% | Median |
| 19 | 17% | 18% | |
| 20 | 1.4% | 1.5% | Last Result |
| 21 | 0.1% | 0.1% | |
| 22 | 0% | 0% |
Miljöpartiet de gröna
For a full overview of the results for this party, see the Miljöpartiet de gröna page.

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 0 | 30% | 100% | |
| 1 | 0% | 70% | |
| 2 | 0% | 70% | |
| 3 | 0% | 70% | |
| 4 | 0% | 70% | |
| 5 | 0% | 70% | |
| 6 | 0% | 70% | |
| 7 | 0% | 70% | |
| 8 | 0% | 70% | |
| 9 | 0% | 70% | |
| 10 | 0% | 70% | |
| 11 | 0% | 70% | |
| 12 | 0% | 70% | |
| 13 | 0% | 70% | |
| 14 | 18% | 70% | |
| 15 | 44% | 53% | Median |
| 16 | 8% | 8% | Last Result |
| 17 | 0.8% | 0.8% | |
| 18 | 0% | 0% |
Coalitions

Confidence Intervals
| Coalition | Last Result | Median | Majority? | 80% Confidence Interval | 90% Confidence Interval | 95% Confidence Interval | 99% Confidence Interval |
|---|---|---|---|---|---|---|---|
| Sveriges socialdemokratiska arbetareparti – Moderata samlingspartiet – Centerpartiet | 201 | 203 | 100% | 200–212 | 200–213 | 199–213 | 198–215 |
| Sveriges socialdemokratiska arbetareparti – Moderata samlingspartiet | 170 | 171 | 29% | 168–178 | 167–179 | 167–180 | 165–182 |
| Moderata samlingspartiet – Sverigedemokraterna – Kristdemokraterna | 154 | 154 | 0% | 151–161 | 150–162 | 150–163 | 149–164 |
| Sveriges socialdemokratiska arbetareparti – Vänsterpartiet – Miljöpartiet de gröna | 144 | 145 | 0% | 136–148 | 135–149 | 135–150 | 134–151 |
| Moderata samlingspartiet – Centerpartiet – Kristdemokraterna – Liberalerna | 143 | 138 | 0% | 135–144 | 134–145 | 134–146 | 132–147 |
| Moderata samlingspartiet – Sverigedemokraterna | 132 | 133 | 0% | 130–138 | 129–139 | 129–141 | 127–142 |
| Sveriges socialdemokratiska arbetareparti – Vänsterpartiet | 128 | 133 | 0% | 129–138 | 129–139 | 128–140 | 127–141 |
| Moderata samlingspartiet – Centerpartiet – Kristdemokraterna | 123 | 120 | 0% | 118–126 | 117–127 | 116–128 | 115–129 |
| Moderata samlingspartiet – Centerpartiet – Liberalerna | 121 | 117 | 0% | 114–122 | 113–123 | 113–124 | 112–124 |
| Sveriges socialdemokratiska arbetareparti – Miljöpartiet de gröna | 116 | 118 | 0% | 108–121 | 107–121 | 106–122 | 105–123 |
| Moderata samlingspartiet – Centerpartiet | 101 | 99 | 0% | 97–104 | 96–104 | 95–105 | 94–106 |
Sveriges socialdemokratiska arbetareparti – Moderata samlingspartiet – Centerpartiet

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 196 | 0.1% | 100% | |
| 197 | 0.3% | 99.9% | |
| 198 | 1.5% | 99.6% | |
| 199 | 3% | 98% | |
| 200 | 11% | 95% | |
| 201 | 10% | 84% | Last Result |
| 202 | 14% | 74% | |
| 203 | 12% | 60% | |
| 204 | 11% | 48% | Median |
| 205 | 4% | 37% | |
| 206 | 2% | 32% | |
| 207 | 2% | 30% | |
| 208 | 1.0% | 28% | |
| 209 | 3% | 27% | |
| 210 | 6% | 24% | |
| 211 | 4% | 18% | |
| 212 | 8% | 14% | |
| 213 | 4% | 7% | |
| 214 | 2% | 2% | |
| 215 | 0.7% | 0.9% | |
| 216 | 0.1% | 0.2% | |
| 217 | 0% | 0% |
Sveriges socialdemokratiska arbetareparti – Moderata samlingspartiet

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 164 | 0.1% | 100% | |
| 165 | 0.5% | 99.8% | |
| 166 | 2% | 99.4% | |
| 167 | 4% | 98% | |
| 168 | 9% | 94% | |
| 169 | 9% | 85% | |
| 170 | 15% | 76% | Last Result |
| 171 | 12% | 61% | |
| 172 | 13% | 49% | Median |
| 173 | 5% | 36% | |
| 174 | 2% | 31% | |
| 175 | 3% | 29% | Majority |
| 176 | 4% | 26% | |
| 177 | 7% | 22% | |
| 178 | 8% | 15% | |
| 179 | 4% | 7% | |
| 180 | 2% | 3% | |
| 181 | 0.9% | 2% | |
| 182 | 0.4% | 0.6% | |
| 183 | 0.2% | 0.2% | |
| 184 | 0% | 0% |
Moderata samlingspartiet – Sverigedemokraterna – Kristdemokraterna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 147 | 0.1% | 100% | |
| 148 | 0.4% | 99.9% | |
| 149 | 1.1% | 99.5% | |
| 150 | 5% | 98% | |
| 151 | 6% | 93% | |
| 152 | 12% | 87% | |
| 153 | 14% | 75% | |
| 154 | 13% | 61% | Last Result |
| 155 | 8% | 48% | Median |
| 156 | 8% | 39% | |
| 157 | 5% | 31% | |
| 158 | 3% | 26% | |
| 159 | 7% | 23% | |
| 160 | 5% | 17% | |
| 161 | 5% | 12% | |
| 162 | 4% | 7% | |
| 163 | 2% | 3% | |
| 164 | 0.4% | 0.8% | |
| 165 | 0.3% | 0.4% | |
| 166 | 0% | 0% |
Sveriges socialdemokratiska arbetareparti – Vänsterpartiet – Miljöpartiet de gröna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 132 | 0.1% | 100% | |
| 133 | 0.3% | 99.9% | |
| 134 | 1.2% | 99.6% | |
| 135 | 4% | 98% | |
| 136 | 6% | 95% | |
| 137 | 6% | 89% | |
| 138 | 4% | 83% | |
| 139 | 5% | 78% | |
| 140 | 2% | 74% | |
| 141 | 1.0% | 72% | |
| 142 | 1.0% | 71% | |
| 143 | 3% | 70% | |
| 144 | 10% | 67% | Last Result |
| 145 | 7% | 57% | |
| 146 | 13% | 50% | |
| 147 | 16% | 37% | |
| 148 | 12% | 21% | Median |
| 149 | 5% | 9% | |
| 150 | 3% | 4% | |
| 151 | 0.5% | 0.8% | |
| 152 | 0.2% | 0.3% | |
| 153 | 0.1% | 0.1% | |
| 154 | 0% | 0% |
Moderata samlingspartiet – Centerpartiet – Kristdemokraterna – Liberalerna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 131 | 0.1% | 100% | |
| 132 | 0.5% | 99.9% | |
| 133 | 1.4% | 99.4% | |
| 134 | 5% | 98% | |
| 135 | 9% | 93% | |
| 136 | 13% | 84% | |
| 137 | 19% | 71% | |
| 138 | 10% | 52% | |
| 139 | 8% | 42% | Median |
| 140 | 5% | 34% | |
| 141 | 3% | 29% | |
| 142 | 6% | 26% | |
| 143 | 4% | 19% | Last Result |
| 144 | 7% | 15% | |
| 145 | 5% | 8% | |
| 146 | 2% | 3% | |
| 147 | 0.7% | 0.9% | |
| 148 | 0.1% | 0.2% | |
| 149 | 0% | 0.1% | |
| 150 | 0% | 0% |
Moderata samlingspartiet – Sverigedemokraterna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 126 | 0.1% | 100% | |
| 127 | 0.5% | 99.9% | |
| 128 | 1.3% | 99.5% | |
| 129 | 5% | 98% | |
| 130 | 8% | 94% | |
| 131 | 12% | 86% | |
| 132 | 16% | 74% | Last Result |
| 133 | 12% | 59% | Median |
| 134 | 13% | 47% | |
| 135 | 7% | 34% | |
| 136 | 5% | 27% | |
| 137 | 5% | 22% | |
| 138 | 7% | 17% | |
| 139 | 5% | 10% | |
| 140 | 2% | 5% | |
| 141 | 2% | 3% | |
| 142 | 0.6% | 0.8% | |
| 143 | 0.1% | 0.2% | |
| 144 | 0% | 0% |
Sveriges socialdemokratiska arbetareparti – Vänsterpartiet

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 126 | 0.1% | 100% | |
| 127 | 0.6% | 99.9% | |
| 128 | 2% | 99.2% | Last Result |
| 129 | 9% | 97% | |
| 130 | 8% | 88% | |
| 131 | 12% | 80% | |
| 132 | 15% | 68% | |
| 133 | 15% | 53% | Median |
| 134 | 7% | 38% | |
| 135 | 7% | 32% | |
| 136 | 7% | 25% | |
| 137 | 6% | 18% | |
| 138 | 4% | 12% | |
| 139 | 5% | 8% | |
| 140 | 2% | 3% | |
| 141 | 0.9% | 1.3% | |
| 142 | 0.3% | 0.4% | |
| 143 | 0.1% | 0.1% | |
| 144 | 0% | 0% |
Moderata samlingspartiet – Centerpartiet – Kristdemokraterna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 114 | 0.1% | 100% | |
| 115 | 0.7% | 99.9% | |
| 116 | 3% | 99.1% | |
| 117 | 6% | 96% | |
| 118 | 10% | 91% | |
| 119 | 14% | 81% | |
| 120 | 18% | 66% | |
| 121 | 10% | 48% | Median |
| 122 | 7% | 38% | |
| 123 | 5% | 31% | Last Result |
| 124 | 8% | 26% | |
| 125 | 6% | 18% | |
| 126 | 6% | 12% | |
| 127 | 3% | 6% | |
| 128 | 2% | 3% | |
| 129 | 0.4% | 0.6% | |
| 130 | 0.1% | 0.2% | |
| 131 | 0% | 0.1% | |
| 132 | 0% | 0% |
Moderata samlingspartiet – Centerpartiet – Liberalerna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 110 | 0% | 100% | |
| 111 | 0.4% | 99.9% | |
| 112 | 2% | 99.6% | |
| 113 | 5% | 98% | |
| 114 | 11% | 93% | |
| 115 | 15% | 82% | |
| 116 | 13% | 66% | |
| 117 | 15% | 54% | Median |
| 118 | 9% | 39% | |
| 119 | 5% | 30% | |
| 120 | 7% | 25% | |
| 121 | 5% | 18% | Last Result |
| 122 | 6% | 13% | |
| 123 | 5% | 7% | |
| 124 | 2% | 3% | |
| 125 | 0.4% | 0.5% | |
| 126 | 0.1% | 0.1% | |
| 127 | 0% | 0% |
Sveriges socialdemokratiska arbetareparti – Miljöpartiet de gröna

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 104 | 0.4% | 100% | |
| 105 | 1.1% | 99.5% | |
| 106 | 2% | 98% | |
| 107 | 7% | 97% | |
| 108 | 9% | 90% | |
| 109 | 4% | 81% | |
| 110 | 4% | 77% | |
| 111 | 2% | 73% | |
| 112 | 1.2% | 72% | |
| 113 | 0.3% | 71% | |
| 114 | 1.0% | 70% | |
| 115 | 2% | 69% | |
| 116 | 5% | 67% | Last Result |
| 117 | 10% | 62% | |
| 118 | 9% | 52% | |
| 119 | 21% | 43% | |
| 120 | 11% | 21% | Median |
| 121 | 7% | 10% | |
| 122 | 2% | 3% | |
| 123 | 0.9% | 1.1% | |
| 124 | 0.2% | 0.2% | |
| 125 | 0% | 0% |
Moderata samlingspartiet – Centerpartiet

| Number of Seats | Probability | Accumulated | Special Marks |
|---|---|---|---|
| 93 | 0.1% | 100% | |
| 94 | 0.7% | 99.9% | |
| 95 | 2% | 99.3% | |
| 96 | 5% | 97% | |
| 97 | 14% | 92% | |
| 98 | 15% | 77% | |
| 99 | 15% | 62% | Median |
| 100 | 11% | 46% | |
| 101 | 10% | 35% | Last Result |
| 102 | 7% | 25% | |
| 103 | 8% | 19% | |
| 104 | 6% | 11% | |
| 105 | 2% | 4% | |
| 106 | 2% | 2% | |
| 107 | 0.3% | 0.4% | |
| 108 | 0.1% | 0.1% | |
| 109 | 0% | 0% |
Technical Information
Opinion Poll
- Polling firm: Sifo
- Commissioner(s): Svenska Dagbladet
- Fieldwork period: 8–18 October 2018
Calculations
- Sample size: 8583
- Simulations done: 1,048,576
- Error estimate: 0.81%