Basel vs Sion
Sion leaves you CHF 3’603 more per year than Basel (CHF 300 a month).
| 1Basel BS | 2Sion VS | |
|---|---|---|
| Left per year | CHF 63’469CHF 5’289 a month | CHF 67’072CHF 5’589 a month |
| Income tax | CHF 14’65914.7% | CHF 14’25714.3% |
| Health insurance | CHF 8’192 | CHF 6’755 |
| Rent (2 rooms) | CHF 13’680estimate | CHF 11’916estimate |
| Income tax at other incomes | ||
| CHF 50’000 | CHF 3’889 | CHF 3’898 |
| CHF 150’000 | CHF 27’401 | CHF 29’700 |
| CHF 250’000 | CHF 57’068 | CHF 67’008 |
| Tax multiplier, canton | 50% | 100% |
| Tax multiplier, commune | 50% | 110% |
| People and place | ||
| Residents | 180’097 | 37’844 |
| Language region | German | French |
| Foreign nationals | 40.5% | 30.9% |
| Aged 65+ | 18.9% | 20.4% |
| Area | 23.86 km² | 34.86 km² |
Per year, for the household and income above; median insurer; average rent for 2 rooms (single), 3 rooms (couple) or 4 rooms (family). Excludes commute costs. The better value in each row is highlighted.
Living here
| 1Basel | 2Sion | |
|---|---|---|
| Sunshine / year | 1’780 h | 2’130 h |
| Winter sun, Nov–Feb (fog indicator) | 290 h | 430 h |
| Road noise > 55 dB(A) | 23% | 30% |
| Rail noise > 55 dB(A) | 0.4% | 2% |
| Surface runoff > 10 cm | 13% | 9% |
| Fibre to the building | ≈ 93% | ≈ 93% |
| Electricity, 5-room flat | 33.4 Rp./kWh | 26.6 Rp./kWh |
| Vacancy rate | 0.77% | 0.93% |
Averages over where people live in each commune; noise, runoff and fibre as a share of residents. For sunshine, noise, fibre and electricity the better value is highlighted (for a price range, its middle); runoff and the vacancy rate are neutral.
Sources
- Source: Federal Tax Administration (FTA/ESTV), tax burden statistics 2026. Tax burden in the communes, tax year 2026; reference date tax year 2026; downloaded 2026-11-03. Licence.
- Source: Federal Tax Administration (FTA/ESTV), tax multipliers 2026. Tax multipliers (income tax), tax year 2026; reference date tax year 2026; downloaded 2026-11-03. Licence.
- Source: Federal Statistical Office (FSO/BFS), Structural Survey 2023. Average rent by number of rooms (Structural Survey 2023); reference date 2023 (Structural Survey); downloaded 2026-11-03. Licence.
- Source: Federal Statistical Office (FSO/BFS), STATPOP 2025. Permanent resident population (STATPOP) 2025; reference date 2025-12-31; downloaded 2026-11-03. Licence.
- © swisstopo. swissBOUNDARIES3D (swissboundaries3d_2026-01); reference date 2026-01-01; downloaded 2026-11-03. Licence.
- Timetable: opentransportdata.swiss; walking network © OpenStreetMap contributors. Public transport commute to job hubs (computed); reference date timetable fahrplan-2026-gtfs2020, 2026-11-03 07:00–08:30; downloaded 2026-11-02. Licence.
- Source: Federal Statistical Office (FSO/BFS), language regions. Language regions (Structural Survey 2016–2020); reference date 2016–2020; downloaded 2026-11-03. Licence.
- Source: MeteoSwiss. Sunshine duration, climate normals 1991–2020 (spatial analysis); reference date 1991–2020; downloaded 2026-11-03. Licence.
- Source: Federal Office for the Environment (FOEN/BAFU), sonBASE. Road and rail noise by day, sonBASE (model 2021); reference date 2021; downloaded 2026-11-03. Licence.
- Source: FOEN/BAFU, cantonal building insurers (VKG), Swiss Insurance Association (SVV), surface runoff hazard map. Surface runoff hazard map (2018); reference date 2018-05-22; downloaded 2026-11-03. Licence.
- Source: Federal Office of Communications (OFCOM/BAKOM), broadband atlas. Broadband atlas: fibre connections FTTB/FTTH (2026); reference date 2026-04-30; downloaded 2026-11-03. Licence.
- Source: Federal Electricity Commission (ElCom), electricity tariffs 2027. Electricity tariffs 2027, consumption profile H4; reference date 2027-01-01; downloaded 2026-11-03. Licence.
- Source: Federal Statistical Office (FSO/BFS), dwelling vacancy survey 2026. Dwelling vacancy survey 2026; reference date 2026-06-01; downloaded 2026-11-03. Licence.
- Source: Federal Statistical Office (FSO/BFS), STATPOP 2025. Population and households statistics (STATPOP) 2025, hectare data; reference date 2025-12-31; downloaded 2026-11-03. Licence.