Skip to main content

BMW 5 Series vs Cadillac CT5: Which to Buy

Carummah Editorial
Last updated: November 4, 2026
BMW 5 Series vs Cadillac CT5

BMW 5 Series starts at $59,375; the Cadillac CT5 starts at $49,200. Before taxes and fees, the Cadillac CT5 is $9,675 less. BMW 5 Series makes more power, 255 hp against 237 hp.

Frequently Asked Questions

Is the BMW 5 Series or the Cadillac CT5 cheaper?

The Cadillac CT5 costs less to start. BMW 5 Series: $59,375 plus $995 destination. Cadillac CT5: $49,200 plus $1,495 destination. Taxes, title and registration are on top of both.

Which gets better fuel economy, the BMW 5 Series or the Cadillac CT5?

The BMW 5 Series is rated 27/35 city/hwy, and the Cadillac CT5 is rated 23/33 city/hwy. Real-world results depend on how and where you drive.

How many people does each seat?

The BMW 5 Series seats 5. The Cadillac CT5 seats 5.

What are the trade-offs between the two?

BMW 5 Series: State-of-the-art interior technology and materials, though steep price jump to the six-cylinder engine. Cadillac CT5: Stunning 33-inch 9K LED display is a class-leader, though interior materials in lower sections feel slightly budget-conscious.

BMW 5 Series is best for

BMW 5 Series is the better fit for mid-size sedan buyers who commute daily. Its standout: state-of-the-art interior technology and materials.

Cadillac CT5 is best for

Cadillac CT5 is the better fit for mid-size sedan buyers who commute daily. Its standout: stunning 33-inch 9K LED display is a class-leader.

Spec-by-Spec Comparison

AttributeBMW 5 SeriesCadillac CT5
Starting MSRP$59,375$49,200
MSRP + destination$60,370$50,695
Fuel economy / range27/35 city/hwy23/33 city/hwy
Horsepower255 hp237 hp
Seating55
Body typeMid-Size SedanMid-Size Sedan
Powertrains2.0L Turbo I4, 3.0L Turbo I6, PHEV2.0L Turbo, 3.0L Twin-Turbo V6

Related Reading

Your privacy choices

We use essential cookies to run the site, and optional Google Analytics cookies to see which pages help people most. You choose whether the optional ones run. Privacy Policy