TEF vs TCF: Which French Test Should You Choose? (June 2026 Complete Guide) If you're preparing to prove your French proficiency — whether for Canadian immigration, citizenship, or academic admission — you've likely come across two names: TEF and TCF. Both are official, government-recognized French language tests. But they are not the same, and choosing the wrong one can cost you time, money, and even your target score. This guide breaks down every key difference between the