Chapter 5

3D Modeling Services

3D modeling is the backbone of every CGI workflow. It covers all types of product rendering, animation, configurators, AR, and VR. No matter how advanced the final result looks, everything starts with a clean, accurate, well-optimized 3D model. If the model is incorrect, even the most advanced lighting, materials, or animation will fail to look realistic.

A professional 3D model can be built from almost any input: photographs, CAD drawings, technical blueprints, video references, 360° walkarounds, or even 3D scans. What matters is translating these sources into geometry that meets the needs of rendering or real-time engines.

Just as importantly, models for photorealistic rendering and models for real-time interaction (AR/VR/web) are two very different categories.

• Rendering models prioritize micro-details and realism. • Real-time models prioritize polygon efficiency and speed.

This guide explains all major modeling types, categories, complexity levels, reference requirements, outputs, software, and the complete workflow used at CGIFurniture.

Types of 3D Modeling

Below are the essential modeling types used in product visualization, along with examples, applications, and key benefits.

Low-poly Modeling

Cabinet 3D Modeling

Examples: • Simple chairs for configurators • Basic light fixtures • Accessories like baskets, trays, and minimalistic décor

Where it’s used: • AR apps • Web configurators • 360° interactive product viewers • Mobile experiences • Real-time engines (Unreal, Unity)

Key benefits: • Fast loading and smooth browser performance • Minimal polygon count • Ideal for animation and motion in real-time • Easy to scale for large catalogs

High-poly Modeling

High-Poly Models vs Low-Poly Models

Examples: • Sofas with stitched seams • Premium armchairs with quilting • Metal structures with chamfers and micro-details

Where it’s used: • Photorealistic rendering (V-Ray, Corona) • Product feature shots • Advertising and lifestyle imagery • Close-up shots

Key benefits: • Maximum realism • Ability to show fabric folds, stitching, bevels, dents, and curves • Support for micro-displacement and subdivision

CAD-based Modeling

Exploded View Furniture CGI

Examples: • Hardware and fittings • Technical components • Faucets, mixers, appliances • Industrial objects with precise tolerances

Where it’s used: • Exploded-view diagrams • Technical presentations • Manufacturing visualization • Adaptation for rendering

Key benefits: • High accuracy • Perfect engineering geometry • Ability to preserve original dimensions

3D Retopology

Before and After 3D Model Topology of a Cushion

Examples: • Converting dense CAD models into clean versions • Preparing 3D scans for rendering • Rebuilding models for AR or animation

Where it’s used: • Real-time engines • AR/VR • Product animations • Web configurators

Key benefits: • Mid-poly models suitable for real-time • Smoother surface flow • Drastically reduced file size • Cleaner UVs and easier texturing

Model Categories

Each product type has its own nuances and technical requirements.

Furniture (Hard-Surface)

Silo Rendering of a Wood and Marble Table

Examples: tables, cabinets, metal frames.

Nuances: • Correct chamfers • Clean geometry and precise angles • Realistic wood and metal behavior

Upholstered Furniture

Capuccino Sofa Silo Render

Examples: sofas, poufs, armchairs.

Nuances: • Cloth simulation • Proper cushion deformation • Natural wrinkles and seams

Lighting

Product imagery for catalogs showing a gold table lamp with white shade

Examples: pendants, floor lamps, sconces.

Nuances: • Transparent and translucent materials • Internal lamp structure • Correct refraction

Décor & Accessories

3D Render of Pillows

Examples: vases, bowls, organic shapes.

Nuances: • Complex curves • Glass and ceramics • Imperfections for realism

Technical / Industrial Items

Wedge Anchor 3D Visualization for Product Knowledge Training

Examples: fasteners, connectors, fittings.

Nuances: • Engineering geometry • High precision • Small but important details

Outdoor Furniture

Table and Chairs Silo CG Rendering

Examples: wicker items, metal frames, stone tops.

Nuances: • Natural material variation • Non-perfect shapes • Weathering effects

Appliances

Examples: kettles, microwaves, ovens.

Nuances:

  • Plastic + metal combinations
  • LED indicators
  • Glossy surfaces and tight tolerances

Levels of Modeling Complexity

Below is a clear breakdown of the four main levels of furniture 3D modeling, based on CGIFurniture’s internal standards. Understanding these categories will help you identify the right model type for your product and plan your CGI budget more accurately.

1. Simple Models

Silo 3D Render of a Table

What they are: Simple models feature minimal geometry and very few details. They are built from basic shapes such as cubes, spheres, cylinders, and work perfectly for straightforward furniture items such as basic chairs, tables, benches, or simple shelving.

Characteristics:

  • No seams, stitches, or fittings
  • No complex texturing
  • Often created from ready-made geometry and standard texture maps
  • Fastest and easiest to produce
  • Typical production time: ~1 working day
  • Price range: ~$40–$60
  • When to choose this level: For minimalist products with clean geometry and no ornamental elements. Ideal for quick prototyping or basic catalog imagery.

2. Medium Complexity Models

A 3D Model of a Furniture Classic Cabinet

What they are: Medium-level models include furniture with slightly more nuanced geometry — still fairly simple, but featuring more components and visible details.

Examples: Sideboards, bedside tables, TV consoles, chests of drawers, and similar cabinet pieces.

Characteristics:

  • Moderate amount of decorative elements
  • Simple fittings
  • Common and uncomplicated textures
  • Suitable for minimalistic or modern designs
  • Typical production time: ~1 working day
  • Price range: ~$80–$120
  • When to choose this level: For furniture with clean lines but a bit more structural complexity. Perfect for most catalog-ready models.

3. Complex Models

Leather Sofa Silo CGI

What they are: This tier covers furniture that requires intricate geometry, rich textures, and precise detailing.

Examples: Chesterfield sofas, upholstered armchairs, refined cabinetry, or furniture made of premium materials.

Characteristics:

  • Detailed stitching, quilting, and fittings
  • Challenging textures (leather, silk, unique woods, stone patterns)
  • May require retopology in 3ds Max to optimize geometry for smooth performance
  • Suitable for real-time rendering, AR/VR, configurators, and 360° viewers (if requested)
  • Typical production time: ~2 working days
  • Price range: ~$140–$200 When to choose this level: When the product has elaborate detailing or when the 3D model needs to be optimized for interactive digital experiences.

4. Highly Complex Models

Complex Furniture 3D Modeling

What they are: The top tier is used for furniture sets, multi-element compositions, or designs with extreme levels of sophistication.

Examples: Intricate furniture collections, items with carving, weaving, ornate materials, or many small components.

Characteristics:

  • Large number of individual parts
  • Extensive custom texturing and material creation
  • Often requires retopology
  • Each element is built with a fully customized approach
  • Most time-consuming and detail-heavy modeling process
  • Typical production time: ~2 working days (sometimes more, depending on set size)
  • Price range: ~$220–$400
  • When to choose this level: For luxury furniture brands, high-end marketing, or any product where visual realism and material accuracy are critical.

Factors Affecting Complexity

  • Availability of CAD files or dimensions — the more accurate the references, the faster the workflow.
  • Reference gaps — missing angles or low-quality photos increase complexity.
  • Rigging requirements — hinges, openings, sliding parts, mechanisms.
  • Material complexity — intricate textures, fabrics, patterns.

Reference Requirements

To create an accurate model, ideal references include:

  • 360° video walkarounds
  • Exact dimensions (height, width, depth)
  • Close-ups of materials and details
  • Finish options (colorways, hardware variations)
  • Technical drawings or CAD if available

Accurate data reduces revisions and ensures scale precision.

Output

A Man Working on Production of 3D Model

CGIFurniture provides models suitable for all pipelines:

High-poly (V-Ray / Corona)

  • For photorealistic rendering
  • Maximum details and displacement

Mid-poly (Unreal / Unity)

  • Balanced for configurators and animations

Low-poly (AR / GLB / USDZ)

  • Optimized for mobile and web
  • Quick loading and smooth interaction

UV Mapping

  • Unwrap required for realistic materials
  • Essential for PBR texturing

STEM-ready geometry

  • Precise enough for manufacturing visualization
  • Clean, accurate topology

How a 3D Model Is Made

Let’s look at the 3D modeling workflow based on CGIFurniture’s pipeline.

Step 1: Studying the Assignment

A Standard Technical Assignment for 3D Visualization
  • Analyzing photographs, CAD, videos, or scans
  • Identifying missing references
  • Defining model complexity and final output requirements
  • Checking materials and colorways

Step 2: Building Geometry

45-degree view of a grey scale chair 3D model
  • Creating base shapes using high-poly or low-poly approaches
  • Ensuring correct proportions based on dimensions
  • Producing a gray (clay) model for early validation
  • Adding secondary and tertiary details

Step 3: Applying Textures and Materials

Texture mapping for a chair 3D model
  • Using PBR workflow (albedo, roughness, normal, displacement)
  • Matching fabrics, metals, wood, and plastics
  • Reviewing samples and adjusting textures

Step 4: Rendering the Model on White Background

Chair 3D model in a post-production stage
  • Test renders to verify geometry
  • Checking lighting to reveal imperfections
  • Reviewing scale and proportions

Step 5: Post-production

A 3D Scene with Plenty of High-Poly 3D Models
  • Fixing artifacts
  • Color correction
  • Final scale verification
  • Preparing final deliverables

Software for 3D Modeling

Logos of Software for Product Visualization

Different tools are used for different tasks and object types.

A. Hard-Surface / Product Modeling

3ds Max

Industry standard for product visualization.

Blender

Versatile: modeling + retopology + unwrapping.

Fusion 360

Great for mechanical and engineered shapes.

SolidWorks / Rhino

Used for CAD and highly accurate industrial forms.

B. Organic and Fabric Modeling

ZBrush

Best for sculpting and complex decorative shapes.

Marvelous Designer

Realistic cloth and upholstery simulation.

Houdini

Procedural modeling; ideal for complex forms and fabric logic.

C. Models for Production / 3D Printing

• SolidWorks • Onshape • Inventor • CATIA Used when exact dimensions and NURBS geometry are required.

D. Real-Time, AR, Low-Poly Pipelines

• Blender • 3ds Max retopology tools • Instant Meshes • Simplygon Real-time models require polygon optimization, clean UVs, and lightweight topology.

Why software choice matters

• Hard-surface and organic modeling require different tools • CAD models need adaptation for visualization • Clean topology determines lighting quality and realism • Model type (render, AR, animation) dictates pipeline

Cover image for the Commercial CGI & Product Rendering Guide. Minimalist interior with designer chair, low table and decor, done in a warm color scheme.

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