With regards to the difference between a "coupe" and "sedan", that is defined by the Society of Automotive Engineers (SAE); a coupe is defined as having less than 33 cu ft. of interior volume, while a sedan has equal to or greater than 33 cu. ft. interior volume.
Coupe Vs Sedan >> 2017 Honda Civic Sedan vs Coupe

Coupe Vs Sedan >> 2017 Honda Civic Sedan vs Coupe

When automakers offer a particular model as both a sedan and coupe, in many cases both body style options will come with the same standard features. Optional features are generally available across both body styles as well, though there may be some limitations due to the build variances of sedan vs. coupe configurations.
Coupe Vs Sedan >> GALLERY: Mercedes-Benz C300 Coupe vs sedan Image 495913

Coupe Vs Sedan >> GALLERY: Mercedes-Benz C300 Coupe vs sedan Image 495913

Coupe vs. Sedan. Most people would define a coupe as being a two-door vehicle while a sedan is a four-door. That’s actually not the case, since coupes can have four doors and sedans can have two doors. The real difference lies in size.
Coupe Vs Sedan >> What is the Difference Between Coupes vs Sedans?

Coupe Vs Sedan >> What is the Difference Between Coupes vs Sedans?

The coupe vs sedan dilemma involves more than the number of doors. Learn about cargo capacity, passenger comfort, price, and insurance differences. Whether you're shopping for a new or used car, you may not have the information you need to choose a coupe vs sedan versions of a particular make. Cars ...
Coupe Vs Sedan >> In Photos: 4 Series Gran Coupe vs. 3 Series Sedan vs. 4 Series Coupe BMW News at Bimmerfest.com

Coupe Vs Sedan >> In Photos: 4 Series Gran Coupe vs. 3 Series Sedan vs. 4 Series Coupe BMW News at Bimmerfest.com

So what really in the difference between a sedan and a coupe? Let’s look at the two different options. 4-door vs. 2-door. Sedan traditionally means a vehicle that has four-doors, while a coupe means a vehicle with two-doors. Sometimes pronounced coupé, the word derives from the French word for “cut.”
Coupe Vs Sedan >> Official: 2019 Mercedes-AMG GT 4-Door Coupe: GT 53, GT 63 & GT 63 S - GTspirit

Coupe Vs Sedan >> Official: 2019 Mercedes-AMG GT 4-Door Coupe: GT 53, GT 63 & GT 63 S - GTspirit

To answer the grand “Coupe vs. Sedan” question, we’re going to give you some typical characteristics of both Sedans and Coupes, followed by the final technical difference between the two car types.. Coupes:
Coupe Vs Sedan >> 1999-2000 Honda Civic Car Audio Profile

Coupe Vs Sedan >> 1999-2000 Honda Civic Car Audio Profile

In today’s Autogefühl's episode, we present you a special from NYIAS 2018 about the new Mercedes C-Class Facelift, focussing on the C63S Coupé, the C63 Sedan and the C43 Convertible. Related ...
Coupe Vs Sedan >> Cadillac ATS-V Coupé - 24 August 2016 - Autogespot

Coupe Vs Sedan >> Cadillac ATS-V Coupé - 24 August 2016 - Autogespot