CATIA from Dassault Systèmes is one of the defining CAD and product-development platforms of the automotive industry. From early vehicle styling and Class-A surfacing to mechanical engineering, vehicle architecture and multidisciplinary product development, CATIA is built for the kind of large, complex products that modern automobiles have become.
For automotive manufacturers and suppliers evaluating CATIA, however, there is an important distinction to understand
CATIA does not currently appear to be offered as a simple, unrestricted downloadable free trial for commercial automotive engineering.
Dassault Systèmes does offer an evaluation of its cloud-based 3DEXPERIENCE platform, which can include CATIA and other Dassault applications. The current evaluation offer is a paid, no-commitment three-month evaluation rather than the familiar 14- or 30-day free CAD trial.
CATIA Automotive Evaluation at a Glance
Software: CATIA / 3DEXPERIENCE CATIA
Developer: Dassault Systèmes
Primary automotive uses: Vehicle design, styling, Class-A surfacing, mechanical engineering, systems engineering, large assemblies and multidisciplinary product development
Evaluation option: 3DEXPERIENCE cloud evaluation offer
Current evaluation price: $345 per user for three months
Free commercial automotive trial: No general-purpose free automotive CATIA trial found
Student version: Available separately for qualified students; not licensed for commercial use
Best suited for: Automotive OEMs, Tier 1 and Tier 2 suppliers, vehicle startups and engineering organizations developing highly complex products
What Is CATIA?
CATIA is Dassault Systèmes’ engineering and design platform for developing complex products.
Calling CATIA simply a CAD program understates what it has become.
CATIA can be used for traditional mechanical design and assembly modeling, but the platform also extends into industrial design, sophisticated surface modeling, systems engineering, product architecture and collaborative development through the broader 3DEXPERIENCE environment.
That breadth is particularly important in automotive engineering.
A modern vehicle is not simply a collection of mechanical components. It combines structural systems, exterior and interior surfaces, electrical and electronic systems, embedded software, batteries or powertrain components, thermal systems, safety systems, sensors and thousands of interconnected parts.
The challenge is not merely designing each component.
It is making all of them fit, function and evolve together.
Dassault Systèmes positions the 3DEXPERIENCE platform for automotive manufacturers as a unified environment in which teams can design, simulate and optimize mobility products while working from shared product data.
Why Is CATIA So Important in Automotive Design?
Automobiles create several CAD problems at once.
Engineers need precise mechanical geometry.
Industrial designers need complex exterior and interior surfaces.
Packaging engineers need to know whether thousands of components can coexist inside a limited vehicle envelope.
Manufacturing engineers eventually need to determine whether the vehicle that has been designed can actually be built.
And every one of those teams is working on a product that is continuously changing.
CATIA developed a particularly strong reputation in automotive engineering because it can support extremely sophisticated geometry while also managing the relationships between components within large product structures.
Vehicle Styling and Class-A Surfacing
One of CATIA’s best-known automotive strengths is surface design.
The visible body of a vehicle isn’t simply drawn and then wrapped around the engineering underneath it. Exterior surfaces must satisfy styling objectives while accommodating aerodynamics, manufacturing requirements, structural geometry, lighting, doors, glass, sensors and countless packaging constraints.
Dassault Systèmes’ CATIA Design & Styling tools support conceptual design, freeform modeling, subdivision surfaces and production-quality Class-A surfacing. Dassault specifically identifies automotive Class-A surfaces as one of the demanding applications for the technology.
That makes CATIA relevant very early in the vehicle-development process—before many traditional mechanical components have even been finalized.
Mechanical Design and Vehicle Engineering
CATIA also provides the mechanical CAD capabilities required to develop the enormous collection of components and systems inside a vehicle.
Depending on the CATIA roles and applications deployed, engineering teams can work on areas such as:
- vehicle structures
- body components
- chassis components
- interiors
- brackets and mechanical hardware
- powertrain packaging
- battery and electric-vehicle packaging
- assemblies
- composite structures
- plastic and molded components
- complex mechanisms
Automotive engineering is particularly demanding because a design change rarely affects only one component.
Moving a battery, structural member, seat, sensor or wiring route can create consequences elsewhere in the vehicle.
Working within a common product-development environment helps engineering teams evaluate those relationships before discovering them on a physical prototype.
CATIA and Electric Vehicle Development
Electric vehicles have changed vehicle architecture far beyond simply replacing an engine with a motor.
Battery packs introduce structural, thermal, safety, weight and packaging challenges. Electric motors, inverters, charging systems and high-voltage wiring introduce additional constraints. Vehicle weight and aerodynamic efficiency can directly affect range.
Dassault Systèmes identifies vehicle electrification as one of the major engineering challenges being addressed through the 3DEXPERIENCE platform, including vehicle architecture, battery engineering and multidisciplinary simulation.
For engineering teams, this makes vehicle development increasingly multidisciplinary.
The CAD model may still begin with geometry, but the decisions made inside that geometry affect thermal behavior, manufacturing, performance, electrical architecture and ultimately vehicle range.
CATIA and the 3DEXPERIENCE Platform
Organizations evaluating CATIA today will frequently encounter two related names:
CATIA V5 and 3DEXPERIENCE CATIA.
CATIA V5 remains deeply embedded in many established engineering organizations and supply chains.
3DEXPERIENCE CATIA brings CATIA applications into Dassault Systèmes’ broader 3DEXPERIENCE platform, where engineering data and collaboration can connect with other Dassault technologies including SIMULIA for simulation, ENOVIA for product lifecycle and collaboration, and DELMIA for manufacturing.
For an automotive organization evaluating CATIA, this distinction matters.
The decision may not simply be:
Should we use CATIA?
It may also be:
How much of the broader Dassault Systèmes environment do we want to adopt?
That becomes especially important for organizations already working with customers or suppliers using CATIA V5, or companies considering a larger digital-development platform.
Can You Get a Free CATIA Trial?
This is where CATIA evaluation can become confusing.
Dassault Systèmes currently promotes some CATIA free-trial opportunities, but the general CATIA product page’s prominently listed free trial is specifically associated with CATIA for AEC, not a general commercial automotive CATIA evaluation.
For organizations evaluating CATIA and the broader 3DEXPERIENCE platform, Dassault Systèmes currently offers a three-month cloud evaluation for $345 per user.
Dassault states that the cloud offer includes solutions such as CATIA, SIMULIA, ENOVIA and DELMIA, although the exact applications and roles available to an evaluator should be confirmed before purchasing the evaluation.
The evaluation also includes onboarding and support.
That makes this closer to a structured professional evaluation than a typical consumer-style CAD trial.
What Should Automotive Teams Confirm Before Starting?
Before paying for an evaluation, ask Dassault Systèmes or its reseller exactly which CATIA roles and applications will be included.
An automotive team evaluating mechanical design may need a very different configuration from a styling group evaluating Class-A surfacing.
Ask specifically about:
- mechanical design applications
- assembly capabilities
- surface and Class-A modeling
- automotive-specific design capabilities
- data import and export
- compatibility with existing CATIA V5 data
- collaboration and product-data management
- simulation integration
- cloud versus local requirements
- ability to test representative production-sized assemblies
- support for supplier data and required exchange formats
For a platform this broad, the quality of the evaluation depends heavily on whether you are evaluating the right configuration.
CATIA for Students
Dassault Systèmes also offers 3DEXPERIENCE CATIA for eligible students.
That can be an excellent way to learn CATIA skills, particularly for students interested in automotive, aerospace or other industries where complex product-development software is used.
The student license is intended for educational use and cannot be used for commercial work.
It should therefore be considered a learning option rather than an alternative commercial CATIA evaluation.
Who Should Evaluate CATIA for Automotive Engineering?
CATIA is most appropriate for organizations dealing with substantial product complexity.
That can include:
Automotive OEMs developing complete vehicles and vehicle platforms.
Tier 1 suppliers designing major vehicle systems or assemblies.
Tier 2 suppliers whose products must integrate tightly into OEM engineering environments.
Electric-vehicle startups developing complete vehicle architectures.
Automotive design and engineering consultancies working with multiple OEM and supplier environments.
It may be excessive for organizations whose work consists primarily of relatively simple components or standalone machining projects.
That is one reason evaluating workflow—not simply features—is particularly important.
What Should You Test During a CATIA Automotive Evaluation?
Do not spend an expensive CATIA evaluation creating generic demo parts.
Use an actual automotive workflow.
Import representative supplier or customer data.
Open a realistic vehicle assembly.
Modify geometry.
Test surface quality.
Make a packaging change and examine its downstream effects.
Evaluate collaboration between designers and engineers.
Determine how easily engineers can find and reuse data.
Test interoperability with the CAD systems used by customers and suppliers.
And if your organization already uses CATIA V5, test the workflow between your existing environment and the proposed 3DEXPERIENCE environment very carefully.
A three-month evaluation should answer a business question, not merely demonstrate that CATIA can create impressive geometry.
CATIA vs. Other Automotive CAD Systems
CATIA’s most obvious competitor at the high end of automotive product development is Siemens NX, particularly for organizations that need advanced CAD, complex assemblies and broader digital product-development capabilities.
PTC Creo also competes in automotive and supplier engineering environments.
Other CAD platforms may be appropriate for smaller suppliers, startups, tooling companies and less complex vehicle-development work.
There is no single “best automotive CAD system” independent of the organization using it.
Automotive engineering involves extensive customer/supplier relationships, legacy data, manufacturing systems, simulation tools and established workflows.
For many organizations, interoperability and ecosystem requirements can matter as much as an individual CAD feature.
CATIA and Motorsports Engineering
There is also a natural bridge between automotive and motorsports engineering.
Dassault Systèmes tools have been used for racing and high-performance vehicle development, where the same engineering disciplines found in road-car development—surface design, aerodynamics, structures, composites, packaging and simulation—are often pushed much closer to their limits.
That makes motorsports an interesting place to see automotive engineering problems in exaggerated form.
A fraction of a second, a small aerodynamic change or a few kilograms of mass may matter enormously on a racetrack.
Production automobiles operate under different constraints, but many of the underlying engineering disciplines are closely related.
Is CATIA Worth Evaluating for Automotive Engineering?
For organizations designing complete vehicles, major vehicle systems or highly complex automotive components, CATIA belongs on the evaluation list.
Its appeal is not simply that it can model complicated geometry.
CATIA sits inside a much larger engineering environment that can connect product design with systems engineering, simulation, product data and manufacturing.
That strength can also make evaluation more complicated.
A small CAD trial may tell you whether you like a modeling interface.
A meaningful CATIA evaluation should determine whether the platform fits the engineering organization around the vehicle.
For automotive companies, that is ultimately the much more important question.
CATIA Automotive Evaluation
Dassault Systèmes currently offers a no-commitment 3DEXPERIENCE cloud evaluation that can include CATIA and other 3DEXPERIENCE applications.
Current listed price: $345 per user for three months.
Before purchasing the evaluation, confirm with Dassault Systèmes exactly which CATIA roles and automotive capabilities are included for your intended workflow.