2025 Alfa Romeo Giulia vs 2026 Cadillac CT5

$43,995 · Sedan

$48,600 · Sedan

Comparison Overview

Deciding between the spirited 2025 Alfa Romeo Giulia and the slightly larger 2026 Cadillac CT5 often comes down to prioritizing pure driving excitement over overall roominess and polish. Buyers wrestling with whether to choose Italian flair or American luxury will note significant differences right away. The Giulia commands attention with its $43,995 MSRP, undercutting the CT5's $48,600 entry price by $4,605. Power figures swing heavily toward the Alfa Romeo, offering 280 hp and 306 lb-ft of torque, dwarfing the CT5's 237 hp and 258 lb-ft, making the Giulia feel substantially quicker. While both premium sedans require premium fuel, the Giulia manages a slight edge in efficiency at 27 combined MPG versus the CT5's 26 combined MPG. The CT5's extra 11.3 inches in length (193.8 inches vs. 182.5 inches) hint at potentially better rear legroom, though its 11.9 cu ft of cargo space is quite modest for its size.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Alfa Romeo Giulia

The Giulia wins for commuters due to its marginally better 27 combined MPG versus the CT5's 26, making long drives slightly cheaper.

👨‍👩‍👧‍👦 Best for Families

2026 Cadillac CT5

The 2026 Cadillac CT5 is longer by over 11 inches, suggesting more practical interior space for families compared to the compact Giulia.

🏎️ Best for Enthusiasts

2025 Alfa Romeo Giulia

The 2025 Alfa Romeo Giulia is the clear choice for enthusiasts, boasting 43 more horsepower and 48 more lb-ft of torque.

💰 Best Value

2025 Alfa Romeo Giulia

The Giulia offers significantly more performance for $4,605 less than the starting price of the CT5.

Choose the Alfa Romeo Giulia if...

You demand maximum power, as the Giulia provides 280 hp compared to the CT5's 237 hp.
You want to save money upfront, with the Giulia's MSRP starting at $43,995 versus $48,600 for the Cadillac.
You prioritize a slightly more nimble footprint, as the Giulia is 182.5 inches long compared to the CT5's 193.8 inches.

Choose the Cadillac CT5 if...

You need marginally more utility, evidenced by the CT5's larger 11.9 cu ft of cargo capacity.
You prefer a slightly gentler power delivery paired with a 10-speed automatic transmission over the Giulia's 8-speed.
You prefer the Cadillac's fuel recommendation of 'premium unleaded' versus the Alfa Romeo's requirement for 'premium unleaded'.

Key Dimensions

Dimension	Alfa Romeo Giulia	Cadillac CT5
Length	182.5"	193.8"
Width	73.7"	74.1"
Height	56.5"	57.2"
Wheelbase	111.0"	116.0"

Features Comparison

Safety

Feature	Alfa Romeo	Cadillac
Blind Spot Monitor	✓	✓
Lane Departure Warning	✓	✓
Lane Keeping Assist System	✓	✓
Rear Cross Traffic Alert	✓	✓
Driver Attention Alert	✓	✓
Pre-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Front Head Airbags	✓	✓
Rear Head Airbags	✓	✓
Passenger Airbag Occupant Sensing Deactivation	✓	✓
Electronic Stability Control	✓	✓
Traction Control System	✓	✓
LATCH System	✓	✓
Rear Door Child Safety Locks	✓	✓
Anti-lock Brakes (ABS)	4-Wheel	4-Wheel
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Self-Leveling Headlights	✓	—
Daytime Running Lights	✓	✓
Headlight Washers	✓	—
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Height Adjustable Headrests	✓	✓
Rear Headrests	3	2
Rear Height Adjustable Headrests	✓	✓
Rear Center 3-Point Seatbelt	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Post-Collision Safety System	—	✓
Dual Rear Side-Mounted Airbags	—	✓
Brake Preparation System	—	✓

Engine

Feature	Alfa Romeo	Cadillac
Base Engine Displacement	2.0 L	2.0 L
Number of Cylinders	inline 4	inline 4
Base Engine Type	gas	gas
Horsepower	280 hp @ 5200 rpm	237 hp @ 5000 rpm
Torque	306 lb-ft @ 2000 rpm	258 lb-ft @ 1500 rpm
Number of Valves	16	16
Camshaft Type	Single overhead cam (SOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓
Cylinder Deactivation	—	✓

Drive Train

Feature	Alfa Romeo	Cadillac
Transmission Type	8-speed shiftable automatic	10-speed shiftable automatic
Drivetrain Type	rear wheel drive	rear wheel drive

Fuel

Feature	Alfa Romeo	Cadillac
Fuel Type	premium unleaded (required)	premium unleaded (recommended)
EPA Fuel Economy (City/Highway)	24/33 MPG	23/32 MPG
EPA Fuel Economy (Combined)	27 MPG	26 MPG
EPA Driving Range (City/Highway)	367.2/504.9 mi.	391.0/544.0 mi.
Fuel Tank Capacity	15.3 gal.	17.0 gal.

Comfort & Convenience

Feature	Alfa Romeo	Cadillac
Push Button Start	✓	✓
Tilt and Telescopic Steering Wheel	✓	—
Transmission Controls on Steering Wheel	✓	✓
Cruise Control on Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
Wireless Charging Pad	✓	✓
Adaptive Cruise Control	✓	✓
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Overhead Console with Storage	✓	—
Leather Steering Wheel	✓	✓
Simulated Alloy Trim on Steering Wheel	✓	—
Heated Steering Wheel	✓	✓
Dual Zone Climate Control	✓	✓
Rear Ventilation Ducts	✓	✓
Interior Air Filtration	✓	✓
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Power Tilt and Telescopic Steering Wheel	—	✓
Front View Camera	—	✓
Side View Camera	—	✓
Automatic Parking Assist	—	✓
Front Seatback Storage	—	✓
Sun Sensor	—	✓

In Car Entertainment

Feature	Alfa Romeo	Cadillac
Infotainment Display	8.8 in	33.0 in
AM/FM Stereo	✓	✓
Speaker System	8	15
Android Auto (Wired)	✓	—
Apple CarPlay (Wired)	✓	—
USB Port	✓	✓
Auxiliary Audio Input	✓	—
USB Port with External Media Control	✓	✓
Satellite Radio	✓	✓
Satellite Radio Trial Period	6 months	—
Premium Speaker Brand	—	AKG
Subwoofer Count	—	1
Surround Audio	—	Discrete
Android Auto (Wireless)	—	✓
Apple CarPlay (Wireless)	—	✓

Power Feature

Feature	Alfa Romeo	Cadillac
One-Touch Power Windows	4	4
Keyless Entry	✓	✓
Heated Mirrors	✓	✓
Moonroof Type	—	1st Row Power Glass Extended

Frontseats

Feature	Alfa Romeo	Cadillac
Front Head Room	38.6 in.	39.0 in.
Front Leg Room	42.4 in.	42.4 in.
Front Shoulder Room	56.1 in.	56.7 in.
Seat Material: Leather	✓	✓
Front Seat Type: Bucket	✓	✓
Driver Seat Power Adjustments	8-way	12-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	Power
Driver Seat Memory Settings	3	2
Passenger Seat Power Adjustments	6-way	12-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	Power
Driver Seat Heating	Multi-level	—
Passenger Seat Heating	Multi-level	—
Front Hip Room	—	53.7 in.
Driver Seat Ventilation	—	✓
Passenger Seat Ventilation	—	✓
Seat Massage Function	—	✓

Rearseats

Feature	Alfa Romeo	Cadillac
Rear Head Room	37.6 in.	36.6 in.
Rear Leg Room	35.1 in.	37.9 in.
Rear Shoulder Room	53.6 in.	55.7 in.
Split-Folding Rear Seatback	✓	✓
Folding Rear Seat Feature	✓	✓
Pass-Thru Center Armrest	✓	✓
Heated Rear Seats (Multi-Level)	✓	—
Rear Hip Room	—	53.7 in.

Tires and Wheels

Feature	Alfa Romeo	Cadillac
Wheel Finish	Painted Alloy	Painted Alloy
Wheel Size	18 x 8.0 in	—
Tire Size	225/45R18	245/45R18
Run Flat Tires	✓	—
Wheel Diameter	—	18 in
Tire Type	—	✓

Suspension

Feature	Alfa Romeo	Cadillac
Four-Wheel Independent Suspension	✓	✓
Front Stabilizer Bar	—	✓
Rear Stabilizer Bar	—	✓

Warranty

Feature	Alfa Romeo	Cadillac
Basic Warranty	4 yr./ 50000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	6 yr./ 70000 mi.
Corrosion/Rust Warranty	12 yr./ unlimited mi.	4 yr./ 50000 mi.
Roadside Assistance	4 yr./ unlimited mi.	6 yr./ 70000 mi.
Complimentary Scheduled Maintenance	—	1 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2025 Alfa Romeo Giulia and 2026 Cadillac CT5.

Is the fuel economy difference between the Giulia and CT5 significant?

The difference is minimal, but the 2025 Alfa Romeo Giulia gets 27 combined MPG while the 2026 Cadillac CT5 manages 26 combined MPG. Over a year, this small difference in efficiency will likely be overshadowed by other factors.

Which sedan is objectively faster based on these specifications?

The 2025 Alfa Romeo Giulia is definitively the faster vehicle, producing 280 hp and 306 lb-ft of torque. This significantly outpowers the CT5's 237 hp and 258 lb-ft, appealing directly to performance seekers.

Do I save a lot of money by picking the Alfa Romeo?

Yes, the starting MSRP gap is substantial: the Giulia is $4,605 cheaper than the Cadillac CT5. Considering the performance advantage, this makes the Giulia a strong value proposition.

How much bigger is the Cadillac CT5 in overall dimensions?

The Cadillac CT5 is noticeably larger, measuring 193.8 inches long compared to the Giulia's 182.5 inches. It is also slightly wider and taller, which typically translates to a more substantial feeling on the road.

Are both cars mandatory to use premium fuel?

The 2025 Alfa Romeo Giulia explicitly requires premium unleaded fuel for its engine, whereas the 2026 Cadillac CT5 recommends it. If you prefer the option to use regular fuel in an emergency, the CT5 offers slightly more flexibility.

Which car is better for highway cruising, considering transmission differences?

While both are rear-wheel-drive automatics, the CT5 features a 10-speed automatic compared to the Giulia's 8-speed. The extra two gears in the Cadillac might offer marginally better efficiency or smoother operation during long highway stretches.