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1. Has the larger population
Zurich: 422,000. Geneva: 204,000 (2020, city proper)
Zurich
Geneva
2. Is situated on a lake
Zurich
Geneva
both
neither
3. Its main language is French
Zurich
Geneva
both
neither
4. Is a financial centre
Zurich
Geneva
both
neither
5. Is home to FIFA headquarters
Zurich
Geneva
6. Its main river discharges into the Mediterranean
Geneva: The mouth of the Rhone river is located between Marseille and Montpellier. Zurich: The Limmat river discharges into the North Sea (via Aare and Rhine)
Zurich
Geneva
both
neither
7. Is home to the European UN headquarters
Zurich
Geneva
8. Has a soccer club in Switzerland's top league
Zurich: FC Zurich and Grasshopper Club. Geneva: Servette FC
Zurich
Geneva
both
neither
9. An influential reformer preached here in the 16th century
Zurich: Huldrych Zwingli. Geneva: John Calvin
Zurich
Geneva
both
neither
10. Its city limit is less than 3 km from an international border
Zurich
Geneva
both
neither
11. Is in the top 10 of The Economist's ranking of the world's most liveable cities (2022)