CSS or ÖKK in Region 1 of canton Basel-Landschaft?
In Region 1, CSS is CHF 19.20 a year cheaper than ÖKK for an adult on the same profile. Here is the detail — and what a third insurer would do.
The verdict, in this region
CSS comes down to CHF 559.10 a month, ÖKK to CHF 560.70. The gap is CHF 19.20 a year, 300-franc deductible, accident cover included.
What the question hides
Neither is the cheapest here: that is Sanitas, at CHF 558.30 a month. Moving there rather than to CSS is worth CHF 9.60 more a year. Sanitas
Where they stand in the region
CSS ranks 3 and ÖKK ranks 4, out of 23 active insurers in this region.
Deductible by deductible
With free choice of doctor, the one model every insurer offers — and therefore the only one where a row-by-row comparison compares the same thing.
| Deductible | CSS | ÖKK | Gap |
|---|---|---|---|
| 300 | CHF 664.00 | CHF 630.00 | + 34.00 |
| 500 | CHF 652.40 | CHF 618.40 | + 34.00 |
| 1'000 | CHF 623.20 | CHF 589.20 | + 34.00 |
| 1'500 | CHF 594.00 | CHF 560.00 | + 34.00 |
| 2'000 | CHF 564.90 | CHF 530.90 | + 34.00 |
| 2'500 | CHF 535.70 | CHF 501.70 | + 34.00 |
Model by model
Each insurer’s lowest rate in each model type, 300-franc deductible.
| Model | CSS | ÖKK |
|---|---|---|
| Family doctor | CHF 559.10 | CHF 567.00 |
| Other model | CHF 600.90 | CHF 567.00 |
| Free choice of doctor | CHF 664.00 | CHF 630.00 |
| HMO practice | — | CHF 560.70 |
How they moved in this region
Against 2025, CSS moves by + 2.2 % and ÖKK by + 4.6 % in this region.
Source: Federal Office of Public Health (FOPH), official premiums.