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CSS or Assura-Basis in Region 2 of canton Valais?

In Region 2, CSS is CHF 3.60 a year cheaper than Assura-Basis 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 447.20 a month, Assura-Basis to CHF 447.50. The gap is CHF 3.60 a year, 300-franc deductible, accident cover included.

What the question hides

Neither is the cheapest here: that is Agrisano, at CHF 406.30 a month. Moving there rather than to CSS is worth CHF 490.80 more a year. Agrisano

Where they stand in the region

CSS ranks 11 and Assura-Basis ranks 12, out of 28 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.

DeductibleCSSAssura-BasisGap
300CHF 520.00CHF 505.60+ 14.40
500CHF 508.40CHF 494.00+ 14.40
1'000CHF 479.20CHF 464.80+ 14.40
1'500CHF 450.00CHF 435.60+ 14.40
2'000CHF 420.90CHF 406.50+ 14.40
2'500CHF 391.70CHF 377.30+ 14.40

Model by model

Each insurer’s lowest rate in each model type, 300-franc deductible.

ModelCSSAssura-Basis
Family doctorCHF 447.20CHF 447.50
Other modelCHF 468.00CHF 450.00
Free choice of doctorCHF 520.00CHF 505.60

How they moved in this region

Against 2025, CSS moves by + 3.4 % and Assura-Basis by + 6.5 % in this region.

CSS, Assura-Basis, or another?

The comparator works out your actual premium across all 34 insurers at once, from your age, deductible and municipality.

Source: Federal Office of Public Health (FOPH), official premiums.