Compare
Piper J3C-65 Cub vs Aeronca 7AC Champ
The two side by side, from the FAA registry, the FAA's Airworthiness Directives and Service Difficulty Reports, and the NTSB's accident database. Each has a full guide: Piper J3C-65 Cub, Aeronca 7AC Champ.
Where they differ
- There are more Piper J3C-65s to choose from: 3,153 registered against 1,840.
- The Aeronca 7AC burns more fuel in a typical cruise: about 4.5 gallons an hour against 4.
- The Aeronca 7AC carries more airframe ADs with a repeat action, 1 against 0: inspections that come back for as long as the AD applies.
Side by side
| Piper J3C-65 Cub | Aeronca 7AC Champ | |
|---|---|---|
| Registered in the US | 3,153 | 1,840 |
| Built | 1938 to 1955 | 1945 to 1952 |
| Half built by | 1946 | 1946 |
| Seats | 2 | 2 |
| Most common engine | Continental A65 | Continental A65 |
| Typical cruise fuel burn | 4 gal/hr | 4.5 gal/hr |
| Engine overhaul intervalThe engine maker's published hours between overhauls. | 1,800 hr | 1,800 hr |
| Current airframe ADs | 13 | 7 |
| Airframe ADs with a repeat action | 0 | 1 |
| Current ADs on the main engine | Not recorded | Not recorded |
| Service Difficulty ReportsSince the year shown in each guide; per 1,000 registered today. | 3 (1.0 per 1,000) | 0 (0.0 per 1,000) |
| Most-reported system | Fuel Control/Turbine Engines | None |
| Accidents since 2008Per 1,000 registered today, not per hour flown: a training fleet flies far more than a private one. | 71 (22.5 per 1,000) | 85 (46.2 per 1,000) |
| Fatal accidents since 2008 | 11 | 14 |
| Most common accident | Loss of control on ground | Loss of control on ground |
Report and accident counts are not rates: nobody publishes the hours each model flies, and a training fleet flies far more than a private one. Fuel burn is a typical cruise figure; the engine interval is its maker's published figure for the usual engine.
The Piper J3C-65's repeat-action ADs
No current airframe AD mentions a repeat action.
Every AD for the Piper J3C-65The Aeronca 7AC's repeat-action ADs
- 2000-25-02 R1American Champion Aircraft Corporation 7, 8, and 11 Series Airplanes
Questions
- Which has more Airworthiness Directives, the Piper J3C-65 or the Aeronca 7AC?
- 13 current ADs name the Piper J3C-65 airframe and 7 the Aeronca 7AC; 0 and 1 of them have a repeat action.
- Which is newer, the Piper J3C-65 or the Aeronca 7AC?
- Half of the Piper J3C-65s registered were built by 1946, half of the Aeronca 7ACs by 1946.
- How do the Piper J3C-65 and Aeronca 7AC accident records compare?
- 71 accidents since 2008 for the Piper J3C-65 (11 fatal) against 85 for the Aeronca 7AC (14 fatal), from fleets of 3,153 and 1,840. Counts, not rates per hour flown.