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Cadillac CT5 vs Genesis G80: Which to Buy

Carummah Editorial
Last updated: November 4, 2026
Cadillac CT5 vs Genesis G80

Cadillac CT5 starts at $49,200; the Genesis G80 starts at $56,000. Before taxes and fees, the Cadillac CT5 is $6,555 less. Genesis G80 makes more power, 300 hp against 237 hp.

Frequently Asked Questions

Is the Cadillac CT5 or the Genesis G80 cheaper?

The Cadillac CT5 costs less to start. Cadillac CT5: $49,200 plus $1,495 destination. Genesis G80: $56,000 plus $1,250 destination. Taxes, title and registration are on top of both.

Which gets better fuel economy, the Cadillac CT5 or the Genesis G80?

The Cadillac CT5 is rated 23/33 city/hwy, and the Genesis G80 is rated 20/29 city/hwy. Real-world results depend on how and where you drive.

How many people does each seat?

The Cadillac CT5 seats 5. The Genesis G80 seats 5.

What are the trade-offs between the two?

Cadillac CT5: Stunning 33-inch 9K LED display is a class-leader, though interior materials in lower sections feel slightly budget-conscious. Genesis G80: Stunning interior design with high-quality materials, though rear seat entry can be tight for taller adults.

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.

Genesis G80 is best for

Genesis G80 is the better fit for mid-size sedan buyers who want to carry a family. Its standout: stunning interior design with high-quality materials.

Spec-by-Spec Comparison

AttributeCadillac CT5Genesis G80
Starting MSRP$49,200$56,000
MSRP + destination$50,695$57,250
Fuel economy / range23/33 city/hwy20/29 city/hwy
Horsepower237 hp300 hp
Seating55
Body typeMid-Size SedanMid-Size Sedan
Powertrains2.0L Turbo, 3.0L Twin-Turbo V62.5T I4, 3.5T V6

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