List of products by brand GUILLOW'S

Guillow Balsa Airplane Kits: Over 90 Years of Building Legendary Model Aircraft

For more than 90 years, Guillow has been one of the world's most respected manufacturers of balsa airplane kits. Generations of aviation enthusiasts have discovered the pleasure of building lightweight wooden aircraft from precision-cut parts, creating models that are as enjoyable to...

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Guillow Model Series – Difficulty Classification

The table below ranks the main Guillow model series according to their construction complexity. This classification is based on the number of parts, structural design, model size, building techniques, and the level of experience generally recommended by experienced model builders.

Guillow Series Scale / Size Complexity Recommended Skill Level Comments
Build 'N Fly Series Small ⭐ Very Easy Beginner Laser-cut parts, quick assembly, perfect introduction to balsa model building.
Junior Series Small ⭐ Easy Beginner Simple airframe with few parts, ideal as a first traditional balsa kit.
Flyline Series Medium ⭐⭐ Easy Beginner Straightforward construction with good flying characteristics.
600 Series 16–18 in (40–45 cm) wingspan ⭐⭐ Easy to Intermediate Beginner / Intermediate A good balance between ease of construction and scale realism.
500 Series 24–28 in (60–70 cm) wingspan ⭐⭐⭐ Moderate Intermediate More detailed structure with additional ribs and framework.
700 Series 28–32 in (70–80 cm) wingspan ⭐⭐⭐⭐ Difficult Advanced More intricate construction requiring greater building accuracy and trimming skills.
900 Series 36 in (90 cm) and larger ⭐⭐⭐⭐⭐ Very Difficult Expert Large-scale kits with extensive detailing and a high part count.
Peanut Scale Series Very Small ⭐⭐⭐ Difficult Advanced Tiny components make these models challenging despite their simple structure.
Walnut Scale Series Very Small ⭐⭐⭐⭐ Very Difficult Advanced / Expert Extremely small parts require excellent precision and experience.
Champions Series Various ⭐⭐⭐⭐ Difficult Advanced Competition-inspired free-flight models designed for experienced builders.

Skill Level Overview

Skill Level Recommended Series
Beginner Build 'N Fly Series, Junior Series, Flyline Series
Intermedia.  600 Series, 500 Series
Advanced 700 Series, Peanut Scale Series, Champions Series
Expert 900 Series, Walnut Scale Series

Difficulty Ranking (Easiest to Most Challenging)

  1. Build 'N Fly Series
  2. Junior Series
  3. Flyline Series
  4. 600 Series
  5. 500 Series
  6. Peanut Scale Series
  7. 700 Series
  8. Champions Series
  9. Walnut Scale Series
  10. 900 Series

Recommendations

  • First-time builders: The Junior Series, Flyline Series, and 600 Series provide the best introduction to traditional balsa model construction.
  • Builders with some experience: The 500 Series is an excellent next step, offering increased structural detail without becoming overly complex.
  • Experienced modelers: The 700 Series and especially the 900 Series are intended for builders seeking highly detailed scale models with more demanding construction techniques.
  • Peanut Scale and Walnut Scale kits are challenging primarily because of their miniature size, requiring exceptional precision during assembly, covering, and trimming for flight.