Gundam Models: How to Choose the Right Kit and Build Better

Updated on: 2026-01-18

Table of Contents

• Common mistakes to avoid
• Pros and cons
• Quick tips for better results
• Summary and key insights
• Frequently asked questions

Introduction to Gundam Building

Gundam building is a beloved hobby for millions of enthusiasts worldwide. It involves assembling, painting, and customizing detailed models of mechanical robots from the iconic Gundam series. For many, this is a meditative activity that requires patience, precision, and artistic skill. Whether you are interested in starting this journey or already have some models on your shelf, there is always something new to learn.

This article is designed to guide you through the most important aspects of this hobby. We will discuss common mistakes many people make, the advantages and disadvantages of different methods, and practical tips that can significantly improve your results. By understanding these elements, you can create more beautiful models and enjoy the process even more.

Common Mistakes to Avoid

One of the most important parts of becoming a skilled Gundam model builder is understanding which errors are easy to make. By knowing what to avoid, you can save time, materials, and frustration.

Rushing through the assembly

Many beginners want to quickly see their finished model and skip important steps. This often leads to ill-fitting parts, broken pieces, and a final result that does not meet expectations. We recommend taking your time and carefully reading the instructions before each step. A slow and methodical approach yields much better results.

Poor preparation of parts

Many parts come with small plastic nubs or "sprues" around the edges. If these are not carefully removed, they can damage the model. Use a sharp knife or dedicated tool to remove them. Take the time to smooth the edges with fine-grit sandpaper for a professional look.

Skipping basic priming

Many believe that the color of the plastic parts is sufficient, but a primer creates a much better base for the final paint. A white or grey primer helps make colors more vibrant and opaque. This is a simple yet crucial step often overlooked.

Incorrect use of glue

It's easy to use too much glue, which can create messy marks and is difficult to clean. We suggest using small amounts and allowing them to dry completely before handling the parts further. For some parts, plastic cement may be better than other types, so try to learn which ones work best.

Pros and Cons of Different Building Methods

Advantages of High Grade (HG) models

• Better proportions and more detailed parts
• Greater flexibility and movement in the joints
• More color variations in the plastic parts
• More satisfying assembly process
• Often a better price-to-quality ratio

Disadvantages of High Grade models

• May require more time to assemble and paint
• Less durable if not carefully assembled
• Often requires additional tools and paints for best results

Advantages of paint-based methods

• Opportunity for fully customized color schemes
• Professional finish with depth and variation
• Can hide small assembly errors
• Much more creative freedom

Disadvantages of paint-based methods

• Requires investment in paints and tools
• Slower process from start to finish
• Requires a well-ventilated work area
• Requires knowledge of paint mixing and techniques

Quick Tips for Better Gundam Models

Here are some practical and simple tips that can significantly improve your models:

Invest in the right tools

A good knife, fine-grit sandpaper, small brushes, and a workspace are essential. You don't need to buy expensive professional equipment from the start, but quality tools make the process much easier and the result better. Visit Robotto for model building equipment to find what you need.

Mark your parts before assembly

If you paint parts separately before assembly, mark which parts are to be glued together. This saves time and reduces the risk of errors later in the process.

Use panel lines for more depth

Panel lines are thin lines painted between plastic parts to give the model more definition and depth. This is a simple technique that makes a huge difference in the final appearance. Black or dark grey wash in seams and edges works excellently.

Experiment with decals

Decals add details and logos to your model. They are easy to apply with the right technique and can completely change the model's appearance. A specialized decal setting solution makes it much easier to get them to settle perfectly.

Allow each step to dry completely

Patience is key. Allow glue, paint, and washes to dry completely before the next step. This prevents smudges and ensures a long-lasting result.

Document your progress

Take photos of your model during different stages. This helps you see improvements and can inspire others in the community. Many Gundam builders share their work online and receive valuable feedback.

Summary and Key Insights

Gundam model building is a rewarding hobby that offers both creative expression and technical challenge. The key insights from this guide are:

• Always take your time with assembly and do not skip steps
• Part preparation is as important as the assembly itself
• Invest in basic tools for better results
• Experiment with painting and decorative techniques
• Learn from mistakes and share your results with others

We encourage you to start or continue your journey as a Gundam model builder. It doesn't matter if you are completely new or have already built several models. Every project is an opportunity to learn something new and create something beautiful. Visit the Robotto community to connect with other enthusiasts and get tips from experienced builders.

Frequently Asked Questions

What is the difference between different model grades like HG, MG, and RG?

HG (High Grade) models are smaller and easier to build, suitable for beginners. MG (Master Grade) models are larger and more detailed with better mechanics. RG (Real Grade) models are small but with astounding detail and articulation. Choose based on your experience and patience. For more information, you can explore Robotto's guide to model grades.

Do I need to paint my models or can I leave them unpainted?

You can absolutely leave them unpainted. Modern models often have pleasant plastic colors. However, painting makes them much more beautiful and personal. It's entirely up to your preferences and how much time you want to invest.

What type of glue should I use for plastic models?

Plastic cement (like solvent-based glue) works best for plastic models because it melts the parts together. Cyanoacrylate (Super Glue) also works but dries faster and can be difficult to control. Test on old parts first to find what you prefer.

How can I protect my finished model from dust and sunlight?

A display case or glass case is ideal for protecting your model. Keep it away from direct sunlight to prevent the color from fading. A glass case on a shelf in a room without direct exposure is perfect for long-term storage and display.

Is this an expensive hobby?

It can be, but it doesn't have to be. You can start with one model and some basic tools for modest costs. Over time, you can invest in better equipment and more advanced techniques as your skills grow and your passion deepens.

Is there an age limit for Gundam model building?

No, this hobby is suitable for all ages. Children can build with adult supervision, and there is no upper limit. It is a fantastic hobby for families to share together or for adults to enjoy individually.

About the Author

Gundam Enthusiast at Robotto

I am a dedicated Gundam model builder with over ten years of experience in this wonderful hobby. Through Robotto, I work to help both beginners and experienced builders develop and create amazing models. My passion for precision, creativity, and the model-building community drives me to share knowledge and inspire others. I believe that every model tells a story and that the process of building it is just as important as the final result.