Fournier RF-5 vs Grob G109

The Fournier RF-5 and Grob G109 are touring motorgliders — the RF-5 a light wooden classic, the G109 a roomier composite side-by-side motorglider.

Live Market Snapshot

Current asking-price market, aggregated across multiple marketplaces · refreshed daily

Fournier RF-5
For sale now
3
Listed on 2+ marketplaces
3
Source marketplaces
1
Model years available
1969–1972
Grob G109
For sale now
10
Listed on 2+ marketplaces
4
Source marketplaces
4
Model years available
1980–1990

Live data from AeroGurus, aggregated daily across the used-aircraft market. Figures are current asking prices, not appraisals — confirm with a pre-buy inspection.

Full Specs Comparison

Swipe to see all specs
Spec / Model Fournier RF-5 Grob G109
Fournier RF-5
View 1 listings →
Median $48,887
Price Range $40,739 – $64,645
Category Gliders
Model Specifications

Which Should You Buy: Fournier RF-5 or Grob G109?

Bottom line: Choose the Grob G109 for a roomier composite cabin and more touring capability; choose the Fournier RF-5 for light wooden elegance and economy (wood-structure care). G109 = composite/cabin; RF-5 = light/wooden. ================================================================ # CROSS-REFS ================================================================ - Scheibe/Grob/Stemme mirrors in those files. Wooden spar/glue = key Fournier inspection (see safety).

Pick the RF-5 if…

Pick the G109 if…

Auto-generated from current market data and published specs. Confirm with a pre-buy inspection and professional appraisal.

Frequently Asked Questions

Which is better, Fournier RF-5 or Grob G109?
It depends on your mission and budget. Review the specs table above to find which fits your flying profile.
How do prices compare?
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Fournier RF-5 and Grob G109?
Which is cheaper to operate per hour?
Variable cost includes fuel, reserves and overhaul accruals. Annual fixed costs (hangar, insurance, annual inspection) add to the total.
Which has more seats and useful load?
Useful load = max gross weight minus empty weight; it determines how much fuel plus payload you can carry.
How does maintenance compare — TBO and overhaul cost?
Reaching the time-between-overhaul (TBO) triggers a mandatory engine/airframe rebuild that affects resale value.
Disclaimer: All prices and cost estimates are from third-party sources for informational purposes only. Always obtain professional appraisal and inspection before purchase.
Prices updated daily · Data: FAA Registry, NTSB · About our data