Sumiswalder in canton Solothurn: twelve years of premiums
In canton Solothurn, the lowest Sumiswalder premium went from CHF 305.20 a month in 2015 to CHF 530.10 in 2026 — a rise of +73.7 %. The table below places it next to the canton's cheapest insurer, year by year.
| Year | This insurer | The cheapest | Gap |
|---|---|---|---|
| 2015 | CHF 305.20 | CHF 288.10 | CHF 17.10 |
| 2016 | CHF 321.40 | CHF 306.60 | CHF 14.80 |
| 2017 | CHF 353.40 | CHF 347.90 | CHF 5.50 |
| 2018 | CHF 413.50 | CHF 357.20 | CHF 56.30 |
| 2019 | CHF 447.50 | CHF 371.70 | CHF 75.80 |
| 2020 | CHF 450.90 | CHF 378.00 | CHF 72.90 |
| 2021 | CHF 450.90 | CHF 380.20 | CHF 70.70 |
| 2022 | CHF 450.90 | CHF 390.80 | CHF 60.10 |
| 2023 | CHF 450.90 | CHF 404.10 | CHF 46.80 |
| 2024 | CHF 460.90 | CHF 419.80 | CHF 41.10 |
| 2025 | CHF 503.40 | CHF 445.00 | CHF 58.40 |
| 2026 | CHF 530.10 | CHF 486.20 | CHF 43.90 |
Faster or slower than the rest?
Sumiswalder rose +73.7 % over the period, against +68.8 % for the cheapest insurer in the same place. The gap widened: staying put cost a little more every year.
The year that hurt — The steepest year-on-year jump was 2018: +17.0 % in one go. The premium did not move in 2021, 2022, 2023.
Figures for an adult, CHF 300 deductible, accident cover included — the only profile defined identically across all twelve years. Each year this is the lowest premium the insurer offered, all models combined.
Sumiswalder, canton by canton
Other insurers
Source: Federal Office of Public Health (FOPH), premium files from 2015 to today.