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Head-to-head · 3D CAD Software

Siemens NX vs Autodesk Fusion

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Siemens NX #1 in 3D CAD Software 9.4/10 Pricing on request · 30-day trial Free trial✓ 4 of 4 features Visit Siemens NX
Autodesk Fusion #4 in 3D CAD Software 9.1/10 Free plan · 30-day trial Free planFree trial✓ 0 of 4 features Visit Fusion

Siemens NX leads on 0 checks, Autodesk Fusion on 1, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSiemens NX · 9.4/10
  • Free planonly Autodesk Fusion
  • Free trialboth
  • Most featuresSiemens NX · 4 of 4

Siemens NX scores higher on our rubric for 3d cad software: 9.4 against 9.1 out of 10; our editors rank them #1 and #4.

Autodesk Fusion offers free plan; Siemens NX doesn't.

Siemens NX is the better fit for large industrial engineering organizations. Autodesk Fusion is the better fit for broad mechanical design and manufacturing workflows.

  • Siemens NX fits best

    Large industrial engineering organizations

  • Autodesk Fusion fits best

    Broad mechanical design and manufacturing workflows

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Siemens NX 9.4/10 Visit ↗ Autodesk Fusion 9.1/10 Visit ↗
At a glance
Editor score 9.4 9.1
Ranking #1 in 3D CAD Software #4 in 3D CAD Software
Best for Large industrial engineering organizations Broad mechanical design and manufacturing workflows
Pricing model Paid Free plan + paid
Starting price Pricing on request · 30-day trial $57/user/mo
Free plan — ✓ (best)
Free trial 30 days 30 days
Free trial length 30 days 30 days
Deployment Cloud, Self-hosted Desktop, Cloud
Platforms Windows, Web Windows, macOS, Web
Integrations 1 integrations 1 integrations
Features Siemens NX 4/4 · Autodesk Fusion 0/4
Assembly design ✓ (best) Not checked yet
Sheet-metal tools ✓ (best) Not checked yet
Surface modeling ✓ (best) Not checked yet
Cloud collaboration ✓ (best) Not checked yet
Specs
Modeling method Hybrid Not checked yet
Supported platforms Windows desktop; NX X Design is cloud SaaS and supports browser-based access Not checked yet
File import and export IGES, STEP AP203, STEP AP214, DXF/DWG, STL, 3MF; NX X data exchange also lists JT, Solid Edge and SolidWorks open Not checked yet
Our review
Pros
  • Combines parametric, synchronous, assembly, sheet-metal, and surface modeling
  • Supports Teamcenter, Siemens Xcelerator, and Live Share collaboration
  • Runs across web, Windows, and Linux with broad CAD translation support
  • Combines CAD, CAM, PCB, rendering, simulation, and collaboration
  • Supports parametric, direct, surface, mesh, and freeform modeling
  • Includes Windows, macOS, and web access with cloud data management
Cons
  • Paid product with no free plan
  • Feature depth may exceed the needs of smaller design teams
  • AI capabilities are limited to higher-tier or add-on offerings
  • The personal-use plan has limited functionality
  • Personal use is restricted to hobbyist, non-commercial projects
  • The published $57 entry price uses annual billing
Our verdict

Siemens NX is 3D CAD software for mechanical product development, with tools for feature-based parametric modeling, synchronous direct modeling, assemblies, sheet metal, freeform surfaces, drafting, and product validation. It is aimed at…

Read the review →

Autodesk Fusion is an integrated platform for product design, engineering, electronics, manufacturing, and data management. It is aimed at mechanical engineers, product designers, machinists, CNC programmers, electronics engineers,…

Read the review →
  1. Siemens NX3D CAD Software 9.4Pricing on request · 30-day trial
  2. Autodesk Fusion3D CAD Software 9.1Free plan · 30-day trial

Strengths and trade-offs

  • Siemens NX — where it wins

    • Combines parametric, synchronous, assembly, sheet-metal, and surface modeling
    • Supports Teamcenter, Siemens Xcelerator, and Live Share collaboration
    • Runs across web, Windows, and Linux with broad CAD translation support

    Where it doesn't

    • Paid product with no free plan
    • Feature depth may exceed the needs of smaller design teams
    • AI capabilities are limited to higher-tier or add-on offerings
  • Autodesk Fusion — where it wins

    • Combines CAD, CAM, PCB, rendering, simulation, and collaboration
    • Supports parametric, direct, surface, mesh, and freeform modeling
    • Includes Windows, macOS, and web access with cloud data management

    Where it doesn't

    • The personal-use plan has limited functionality
    • Personal use is restricted to hobbyist, non-commercial projects
    • The published $57 entry price uses annual billing
  • Siemens NX9.4/10 · Pricing on request · 30-day trial

    Deep hybrid CAD with Teamcenter integration for large engineering organizations.

    Visit Siemens NXFull verdict →
  • Autodesk Fusion9.1/10 · Free plan · 30-day trial

    A broad CAD-to-manufacturing platform with strong value across design and production workflows.

    Visit FusionFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update