Compare the2025 Cadillac CT4VS 2024 Alfa Romeo Giulia

Both the CT4 and Giulia have child safety locks to prevent children from opening the rear doors. The CT4 has power child safety locks, allowing the driver to activate and deactivate them from the driver's seat and to know when they're engaged. The Giulia’s child locks have to be individually engaged at each rear door with a manual switch. The driver can’t know the status of the locks without opening the doors and checking them.

In the past twenty years hundreds of infants and young children have died after being left in vehicles, usually by accident. When turning the vehicle off, drivers of the CT4 are reminded to check the back seat if they opened the rear door before starting out. The Giulia doesn’t offer a back seat reminder.

The CT4’s standard pretensioning seatbelts also sense rear collisions and remove slack from the front seatbelts to help protect the occupants from whiplash and other injuries. The Giulia doesn’t offer a whiplash protection system.

Over 200 people are killed each year when backed over by motor vehicles. The CT4 Premium Luxury/Sport has standard Reverse Automatic Braking that uses rear sensors to monitor for objects to the rear and automatically applies the brakes to prevent a collision. The Giulia doesn’t offer backup collision prevention brakes.

The CT4 Premium Luxury/Sport offers an optional HD Surround Vision to allow the driver to see objects all around the vehicle on a screen. The Giulia only offers a rear monitor and front and rear parking sensors that beep or flash a light. That doesn’t help with obstacles to the sides.

Both the CT4 and the Giulia have standard driver and passenger frontal airbags, front side-impact airbags, driver and front passenger knee airbags, side-impact head airbags, front seatbelt pretensioners, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, lane departure warning systems, blind spot warning systems, rearview cameras, rear cross-path warning and available all wheel drive.

Cadillac’s powertrain warranty covers the CT4 2 years and 20,000 miles longer than Alfa Romeo covers the Giulia. Any repair needed on the engine, transmission, axles, joints or driveshafts is fully covered for 6 years or 70,000 miles. Coverage on the Giulia ends after only 4 years or 50,000 miles.

The CT4’s corrosion warranty is 1 year longer than the Giulia’s (6 vs. 5 years).

There are almost 5 times as many Cadillac dealers as there are Alfa Romeo dealers, which makes it much easier should you ever need service under the CT4’s warranty.

A reliable vehicle saves its owner time, money and trouble. Nobody wants to be stranded or have to be without a vehicle while it’s being repaired. Consumer Reports rates the CT4’s reliability 15 points higher than the Giulia.

J.D. Power and Associates rated the CT4 second among compact premium cars in their 2024 Initial Quality Study. The Giulia isn’t in the top three.

J.D. Power and Associates’ 2024 Initial Quality Study of new car owners surveyed provide the statistics that show that Cadillac vehicles are better in initial quality than Alfa Romeo vehicles. With 12 fewer problems per 100 vehicles, JD Power ranks Cadillac higher than Alfa Romeo.

The CT4’s optional 2.7 turbo 4-cylinder produces 30 more horsepower (310 vs. 280) and 44 lbs.-ft. more torque (350 vs. 306) than the Giulia’s 2.0 turbo 4-cylinder.

As tested in Motor Trend the Cadillac CT4 2.7 turbo 4-cylinder is faster than the Alfa Romeo Giulia:

An engine control system that can shut down some of the engine’s cylinders helps improve the CT4’s fuel efficiency. The Giulia doesn’t offer a system that can shut down part of the engine.

The CT4 has 2.2 gallons more fuel capacity than the Giulia (17.5 vs. 15.3 gallons), for longer range between fill-ups.

The CT4 has a standard cap-less fueling system. The fuel filler is automatically opened when the fuel nozzle is inserted and automatically closed when it’s removed. This eliminates the need to unscrew and replace the cap and it reduces fuel evaporation, which causes pollution. The Giulia doesn’t offer a cap-less fueling system.

A 10-speed automatic is standard on the Cadillac CT4 2.7 turbo 4-cylinder, for better acceleration and lower engine speed on the highway. Only an eight-speed automatic is available for the Giulia.

The CT4’s standard front and rear disc brakes are vented to help dissipate heat for shorter stops with less fading. The rear discs on the Giulia are solid, not vented.

The CT4 stops much shorter than the Giulia:

For better traction, the CT4 Premium Luxury’s tires are larger than the largest tires available on the Giulia (235/40R18 vs. 225/40R19).

The CT4 Luxury’s standard tires provide better handling because they have a lower 45 series profile (height to width ratio) that provides a stiffer sidewall than the Giulia’s standard 50 series tires. The CT4’s optional tires have a lower 35 series profile than the Giulia’s optional 40 series front tires.

The CT4 has a standard easy tire fill system. When inflating the tires, the vehicle’s integrated tire pressure sensors keep track of the pressure as the tires fill and tell the driver when the tires are inflated to the proper pressure. The Giulia doesn’t offer vehicle monitored tire inflation.

The CT4 Premium Luxury handles at .85 G’s, while the Giulia Ti Q4 pulls only .79 G’s of cornering force in a Car and Driver skidpad test.

The CT4 Premium Luxury AWD executes Motor Trend’s “Figure Eight” maneuver quicker than the Giulia Ti (26.5 seconds @ .67 average G’s vs. 27.1 seconds @ .66 average G’s).

The front grille of the CT4 Premium Luxury uses electronically controlled shutters to close off airflow and reduce drag when less engine cooling is needed. This helps improve highway fuel economy. The Giulia doesn’t offer active grille shutters.

The CT4 has a 1000 lbs. towing capacity. The Giulia has no towing capacity.

J.D. Power and Associates surveys of service recipients show that Cadillac service is better than Alfa Romeo. J.D. Power ranks Cadillac fifth in service department satisfaction. With a 16% lower rating, Alfa Romeo is ranked 11th.

The CT4 Premium Luxury/Sport offers an optional heads-up display that projects speed, tachometer, warning and navigation instruction readouts in front of the driver’s line of sight, allowing drivers to view information without diverting their eyes from the road. The Giulia doesn’t offer a heads-up display.

On a hot day the CT4’s driver can lower all the windows from a distance using the keyless remote. The driver of the Giulia can only operate the windows from inside the vehicle, with the ignition on.

The CT4’s standard Keyless Access allow you to unlock the doors from any outside door handle, open the trunk, and start the engine, all without removing the key from the pocket or purse. Keyless-Enter-n-Go standard on the Giulia doesn’t offer a sensor on the rear doors, so you’ll have to reach a front handle to unlock the rear door.

When the CT4 Premium Luxury/Sport is put in reverse, both rearview mirrors tilt from their original position. This gives the driver a better view of the curb during parallel parking maneuvers. Shifting out of reverse puts the mirrors into their original positions. The Giulia’s mirrors don’t automatically adjust for backing.

Optional air-conditioned seats in the CT4 Premium Luxury/Sport keep the driver and front passenger comfortable and take the sting out of hot seats in Summer. The Giulia doesn’t offer air-conditioned seats.

The CT4 Sport offers optional massaging front seats in order to maximize comfort and eliminate fatigue on long trips. Massaging seats aren’t available in the Giulia.

Insurance will cost less for the CT4 owner. The Complete Car Cost Guide estimates that insurance for the CT4 will cost $2725 to $8175 less than the Giulia over a five-year period.

The CT4 will cost the buyer less in the long run because of its superior resale value. The IntelliChoice estimates that the CT4 will retain 50.45% to 56.58% of its original price after five years, while the Giulia only retains 48.07% to 50.12%.

IntelliChoice estimates that five-year ownership costs (depreciation, financing, insurance, fuel, fees, repairs and maintenance) for the Cadillac CT4 will be $11089 to $19594 less than for the Alfa Romeo Giulia.

The Cadillac CT4 outsold the Alfa Romeo Giulia by almost three to one during 2023.