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The AMG GT 4-Door’s pre-crash front seatbelts will tighten automatically in the event the vehicle detects an impending crash, improving protection against injury significantly. The Giulia Quadrifoglio doesn’t offer pre-crash pretensioners.
Over 200 people are killed each year when backed over by motor vehicles. The AMG GT 4-Door has a standard Rear Cross Traffic Brake that use rear sensors to monitor and automatically apply the brakes to prevent a rear collision. The Giulia Quadrifoglio doesn’t offer backup collision prevention brakes.
The AMG GT 4-Door has all-wheel drive to maximize traction under poor conditions, especially in ice and snow. The Giulia Quadrifoglio doesn’t offer all-wheel drive.
The AMG GT 4-Door offers an optional Surround View System to allow the driver to see objects all around the vehicle on a screen. The Giulia Quadrifoglio 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.
The AMG GT 4-Door’s driver alert monitor detects an inattentive driver then sounds a warning and suggests a break. According to the NHTSA, drivers who fall asleep cause about 100,000 crashes and 1500 deaths a year. The Giulia Quadrifoglio doesn’t offer a driver alert monitor.
The AMG GT 4-Door has standard Mercedes-Benz Emergency Call, which uses a global positioning satellite (GPS) receiver and a cellular system to remotely unlock your doors if you lock your keys in, help track down your vehicle if it’s stolen or send emergency personnel to the scene if any airbags deploy. The Giulia Quadrifoglio doesn’t offer a GPS response system, only a navigation computer with no live response for emergencies, so if you’re involved in an accident and you’re incapacitated help may not come as quickly.
Both the AMG GT 4-Door and the Giulia Quadrifoglio have standard driver and passenger frontal airbags, front side-impact airbags, driver knee airbags, side-impact head airbags, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, blind spot warning systems, rearview cameras, rear cross-path warning and available lane departure warning systems.
The Mercedes AMG GT 4-Door weighs 890 to 1009 pounds more than the Alfa Romeo Giulia Quadrifoglio. The NHTSA advises that heavier cars are much safer in collisions than their significantly lighter counterparts.
The AMG GT 4-Door’s corrosion warranty is 1 year longer than the Giulia Quadrifoglio’s (5 vs. 4 years).
There are over 2 times as many Mercedes dealers as there are Alfa Romeo dealers, which makes it much easier should you ever need service under the AMG GT 4-Door’s warranty.
J.D. Power and Associates’ 2019 Initial Quality Study of new car owners surveyed provide the statistics that show that Mercedes vehicles are better in initial quality than Alfa Romeo vehicles. J.D. Power ranks Mercedes 12th in initial quality. With 24 more problems per 100 vehicles, Alfa Romeo is ranked 29th.
The AMG GT 63’s standard 4.0 turbo V8 produces 72 more horsepower (577 vs. 505) and 147 lbs.-ft. more torque (590 vs. 443) than the Giulia Quadrifoglio’s 2.9 turbo V6. The AMG GT 63 S’ standard 4.0 turbo V8 produces 125 more horsepower (630 vs. 505) and 221 lbs.-ft. more torque (664 vs. 443) than the Giulia Quadrifoglio’s 2.9 turbo V6.
On the EPA test cycle the AMG GT 53 gets better fuel mileage than the Giulia Quadrifoglio (19 city/24 hwy vs. 17 city/24 hwy).
Regenerative brakes improve the AMG GT 4-Door 53’s fuel efficiency by converting inertia back into energy instead of wasting it. The Giulia Quadrifoglio doesn’t offer a regenerative braking system.
The AMG GT 4-Door has 2.1 gallons more fuel capacity than the Giulia Quadrifoglio (17.4 vs. 15.3 gallons), for longer range between fill-ups.
In its Green Vehicle Guide, the U.S. Environmental Protection Agency (EPA) rates the Mercedes AMG GT 4-Door higher (5 to 6 out of 10) than the Alfa Romeo Giulia Quadrifoglio (3). This means the AMG GT 4-Door produces up to 23.4 pounds less smog-producing pollutants than the Giulia Quadrifoglio every 15,000 miles.
A nine-speed automatic is available on the Mercedes AMG GT 4-Door, for better acceleration and lower engine speed on the highway. Only an eight-speed automatic is available for the Giulia Quadrifoglio.
For better stopping power the AMG GT 4-Door’s optional brake rotors are larger than those on the Giulia Quadrifoglio:
AMG GT 4-Door
Giulia Quadrifoglio opt.
For better traction, the AMG GT 4-Door has larger front standard tires than the Giulia Quadrifoglio (F:255/45R19 & R:285/40R19 vs. F:245/35R19 & R:285/30R19). The AMG GT 63 S’ tires are larger than the largest tires available on the Giulia Quadrifoglio (F:265/40R20 & R:295/35R20 vs. F:245/35R19 & R:285/30R19).
For better ride, handling and brake cooling the AMG GT 4-Door offers optional 21-inch wheels. The Giulia Quadrifoglio’s largest wheels are only 19-inches.
The AMG GT 53 has a standard automatic load leveling suspension to keep ride height level with a heavy load or when towing. The Giulia Quadrifoglio doesn’t offer a load leveling suspension.
The AMG GT 4-Door’s drift compensation steering can automatically compensate for road conditions that would cause the vehicle to drift from side to side, helping the driver to keep the vehicle straight more easily. The Giulia Quadrifoglio doesn’t offer drift compensation steering.
For a smoother ride and more stable handling, the AMG GT 4-Door’s wheelbase is 5.2 inches longer than on the Giulia Quadrifoglio (116.2 inches vs. 111 inches).
For better handling and stability, the average track (width between the wheels) on the AMG GT 4-Door is 4.6 inches wider in the front and 2.1 inches wider in the rear than the track on the Giulia Quadrifoglio.
The AMG GT 4-Door has a larger trunk than the Giulia Quadrifoglio (12.7 vs. 12 cubic feet).
To make loading and unloading groceries and cargo easier when your hands are full, the AMG GT 4-Door’s power liftgate can be opened or closed just by kicking your foot under the back bumper, leaving your hands completely free. The Giulia Quadrifoglio doesn’t offer a power or hands-free opening trunk.
The AMG GT 4-Door has a standard remote vehicle starting system, so the vehicle can be started from inside the driver's house. This allows the driver to comfortably warm up the engine before going out to the vehicle. The climate system will also automatically heat or cool the interior. The Giulia Quadrifoglio doesn’t offer a remote starting system.
Unlike the driver-only memory seat and mirrors in the Giulia Quadrifoglio, the AMG GT 4-Door has standard driver and passenger memory, so that when drivers switch, the memory setting adjusts the driver’s seat, steering wheel position and outside mirror angle and the front passenger seat also adjusts to the new passenger’s preset preferences.
The AMG GT 4-Door offers an optional heads-up display that projects speed and other key instrumentation readouts in front of the driver’s line of sight, allowing drivers to view information without diverting their eyes from the road. The Giulia Quadrifoglio doesn’t offer a heads-up display.
If the windows are left open on the AMG GT 4-Door the driver can close them all at the outside door handle or from a distance using the remote. On a hot day the driver can lower the windows from a distance using the keyless remote. The driver of the Giulia Quadrifoglio can only operate the windows from inside the vehicle, with the ignition on.
Keyless-Go standard on the AMG GT 4-Door allows you to unlock the doors, trunk and start the engine all without removing a key from pocket or purse. This eliminates searching for keys before loading groceries, getting in the vehicle in bad weather or making a hurried start to your trip. The Alfa Romeo Giulia Quadrifoglio’s Keyless-Go doesn’t unlock the trunk.
A manual rear sunshade is optional in the AMG GT 4-Door to help block heat and glare for the rear passengers. The Giulia Quadrifoglio doesn’t offer a rear sunshade.
When the AMG GT 4-Door is put in reverse, the passenger rearview mirror tilts from its original position. This gives the driver a better view of the curb during parallel parking maneuvers. Shifting out of reverse puts the mirror into its original position. The Giulia Quadrifoglio’s mirror doesn’t automatically adjust for backing.
Optional air-conditioned seats in the AMG GT 4-Door keep the driver and front passenger comfortable and take the sting out of hot seats in summer. The Giulia Quadrifoglio doesn’t offer air-conditioned seats.
To quickly and conveniently keep personal devices charged without cables tangling and wearing out, the Mercedes AMG GT 4-Door has a standard wireless phone charging system (Qi) in the center console and for the rear passengers. The Giulia Quadrifoglio doesn’t offer wireless personal charging.
The AMG GT 4-Door offers an optional 115-volt a/c outlet on the center console, allowing you to recharge a laptop or run small household appliances without special adapters that can break or get misplaced. The Giulia Quadrifoglio doesn’t offer a house-current electrical outlet.
The AMG GT 4-Door’s Active Parking Assist can parallel park by itself, with the driver only controlling speed with the brake pedal. The Giulia Quadrifoglio doesn’t offer an automated parking system.
© 1991-2018 Advanta-STAR Automotive Research. All rights reserved.
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