FMI opines the aviation test equipment market crossed a valuation of USD 9.1 billion in 2025, increased to USD 9.4 billion in 2026, and is projected to reach USD 13.9 billion by 2036, reflecting a CAGR of 4.0% during 2026 to 2036. By segment, avionics test equipment leads the equipment type category with a 27.8% share in 2026, while heavy maintenance & overhaul testing dominates the application segment with a 34.6% share in 2026.