I want to buy a new car an infinity EX35 or an Audi A4? which is more reliable and has better mileage?

Any idea which car should I buy ? japanese or german , just dont know which car is more reliable : less going for repairs and better mileage, anyone knows in cars please I need some advice!I want to buy a new car an infinity EX35 or an Audi A4? which is more reliable and has better mileage?the infinity will be much more reliably then the audi, and the parts are cheaper too...

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