15/10/2026
CAD software comparison 2026: which CAD fits which project?
Siemens NX, CATIA V5 / 3DEXPERIENCE, SOLIDWORKS, Solid Edge, PTC Creo and Autodesk Inventor: our mechanical design team works in all six every week, directly in our clients’ CAD environments.
So we compared them on the same 5 criteria:
🔹 Ease of learning
🔹 Large assembly performance
🔹 Surfacing (Class-A, freeform)
🔹 Cost efficiency
🔹 CAM / CAE integration
What we found:
✅ There is no “best CAD”, only the right CAD for your industry, supply chain and budget
✅ Automotive and aerospace supply chains usually decide for you: CATIA or NX
✅ SMEs in machinery have strong, cost-effective options: SOLIDWORKS, Solid Edge, Inventor
✅ Plan data exchange (STEP AP242, Parasolid, JT) from day one
Swipe through the 12 pages: one profile per platform, a side-by-side scorecard and a quick selection guide by project type.
Which CAD do you use every day, and would you choose it again? 👇