When we compare the BMW X3 M40i's and the BMW X5 M50i's specifications and ratings, the BMW X3 M40i has the advantage in the areas of new vehicle base pricing, typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency, resale value and overall quality score. The BMW X5 M50i has the advantage in the areas of reliability and base engine power. Based on this comparison of the BMW X3 M40i's and the BMW X5 M50i's specifications and ratings, the BMW X3 M40i is a better car than the BMW X5 M50i.
BMW X3 M40i vs. BMW X5 M50i Pricing
A used 2023 BMW X3 M40i ranges from $58,973 to $70,197 while a used 2023 BMW X5 M50i is priced between $81,995 to $97,576. For a new model, the BMW X3 M40i's price is between $64,245 and $72,342, with the BMW X5 M50i priced between $89,965 and $104,184.
BMW X3 M40i vs. BMW X5 M50i Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the BMW X3 M40i loses 50.5 percent of its value and the BMW X5 M50i loses 53.8 percent of its value. This means the BMW X3 M40i retains 3.3 percentage points more of its value and has the advantage of higher resale value versus the BMW X5 M50i.
BMW X3 M40i vs. BMW X5 M50i Quality Rating
The iSeeCars Overall Quality rating for the BMW X3 is 8.6 out of 10 while the BMW X5's quality rating is 7.8 out of 10. This results in the BMW X3 being ranked 4 out of 60 Best Luxury 5-seater SUVs and the BMW X5 being ranked 16 out of 60. Out of 67 Best Luxury Crossover SUVs, the BMW X3 is ranked 5 and the BMW X5 is ranked 20.
BMW X3 M40i vs. BMW X5 M50i Reliability Rating
iSeeCars’ Reliability Rating for the BMW X3 is 8.3 out of 10. For the BMW X5 the reliability rating is 8.4 out of 10. This gives the BMW X5 a slight advantage in reliability compared to the BMW X3.
Engine Power and Fuel Efficiency Comparison
For engine performance, the BMW X3 M40i’s base engine makes 382 horsepower, and the BMW X5 M50i base engine makes 523 horsepower. The M40i is rated to deliver an average of 23 miles per gallon, with a highway range of 447 miles. The M50i is rated to deliver an average of 18 miles per gallon, with a highway range of 482 miles.This gives the BMW X3 M40i the advantage in fuel efficiency and the BMW X5 M50i the advantage in maximum range. Both models use premium unleaded.
Safety Ratings Comparison
When comparing crash test ratings from NHTSA, the BMW X3 M40i has higher safety ratings than the BMW X5 M50i, with an average rating of 5 out of 5 Stars compared to 4 out of 5 Stars. When comparing IIHS evaluations, the BMW X3 M40i has the better rating with a Top Safety Pick+ award compared to the BMW X5 M50i’s Top Safety Pick award.