What is the difference between Audi A4 40 TFSI vs 45 TFSI engine?

Could someone explain the differences between the 40 TFSI and 45 TFSI engines in the Audi A4? Is one better than the other in terms of performance or efficiency?

The main difference between the Audi A4 40 TFSI and 45 TFSI engines is their power output. The 40 TFSI has a 2.0-liter turbocharged inline-4 engine producing 188 horsepower, while the 45 TFSI has a more powerful 2.0-liter turbocharged inline-4 engine producing 248 horsepower. Both are efficient and reliable, but if you're looking for more power, the 45 TFSI is the better option.