CAD Drafting SoftwareBenchmark: Autodesk Autocad ($1050/year)
Compatible with AutoCAD files.
Excellent customer support.
Similar interface and commands with Autocad.
Bundled with a huge library of 2d & 3d blocks.
PDF to Dwg converter
It can be unstable on huge files.
Crashes occasionally occur.
Sometimes corrupts Autocad files saved in Progecad.
It is a lot more stable than Progecad.
Files that are made in Autocad are compatible.
I haven't experienced any errors transferring from AutoCAD to Zwcad.
Pricier compared to progecad.
3D ModelingBenchmark: Autodesk 3D Studio Max ($1470/year)
Google Sketchup ($695)
Easy to learn and user-friendly interface.
Access to a wide variety of free 3d models from google warehouse.
Extensive library of plugins or extensions.
Affordable and a lifetime license.
Integrated with google maps.
Limited 3d modeling and editing capability.
Plugins are needed if you intend to create complicated models.
No built-in renderer
Unstable when files are very large.
No Xref or proxy resulting in huge file sizes.
Rendering SoftwareBenchmark: Vray ($760)
Real-time Rendering of Light and Shadow.
Walkthrough your Sketchup model with rendered materials, lights and shadows.
It requires a powerful computer to function properly.
It takes time to render real-time when scenes are large.
Unstable when scenes are large.
Office ProgramsBenchmark: Microsoft Office ($149.99)
Kingsoft WPS (Free)
Libre Office (Free)
Photo Editing SoftwarePhotoshop ($119.88/year)
Project ManagementMicrosoft Project Standard($589.99)
Gantt Project (Free)
Project Libre (Free)
Open Project (Free)