If you want the most approaching to the reality, the company 2x3.net offers wide range of services concerning designing, 3d modeling, visualization and animation:

• High polygonal and low polygonal 3d modeling, texturing and rendering
• Converting of existing 2d drafting into 3d models
• Design of production, development CAD drafting of production
• Transformation of handmade sketches into CAD drafting
• Architectural 3d modeling and 3d modeling of interior
• Visualization and presentation of any objects
• Animation of 3d objects