Sumiswalder in canton Thurgau: twelve years of premiums
In canton Thurgau, the lowest Sumiswalder premium went from CHF 296.50 a month in 2015 to CHF 485.30 in 2026 — a rise of +63.7 %. The table below places it next to the canton's cheapest insurer, year by year.
| Year | This insurer | The cheapest | Gap |
|---|---|---|---|
| 2015 | CHF 296.50 | CHF 276.90 | CHF 19.60 |
| 2016 | CHF 307.30 | CHF 294.10 | CHF 13.20 |
| 2017 | CHF 338.50 | CHF 294.10 | CHF 44.40 |
| 2018 | CHF 389.30 | CHF 330.90 | CHF 58.40 |
| 2019 | CHF 417.90 | CHF 342.80 | CHF 75.10 |
| 2020 | CHF 420.30 | CHF 345.50 | CHF 74.80 |
| 2021 | CHF 420.30 | CHF 343.50 | CHF 76.80 |
| 2022 | CHF 420.30 | CHF 343.50 | CHF 76.80 |
| 2023 | CHF 420.30 | CHF 377.70 | CHF 42.60 |
| 2024 | CHF 431.70 | CHF 385.20 | CHF 46.50 |
| 2025 | CHF 469.30 | CHF 400.60 | CHF 68.70 |
| 2026 | CHF 485.30 | CHF 429.70 | CHF 55.60 |
Faster or slower than the rest?
Sumiswalder rose +63.7 % over the period, against +55.2 % 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: +15.0 % 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.