Aeronca 11 Chief vs Ercoupe 415

Side-by-side specs, range, and operating costs.

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Dimensions & configuration

Representative planforms, drawn to shared scale.

Aeronca 11 Chief
36 ft × 21 ft ⭥ 7 ft
1× Piston Conventional Unpressurized
Ercoupe 415
30 ft × 21 ft ⭥ 6 ft
1× Piston Fixed Unpressurized

Flight Profile

Service ceiling, range, and climb rate.

Tap legend to isolate

Arc represents the climb-cruise-descent profile based on published service ceiling and range. Climb rate annotated on ascent. FL180 (18,000 ft) shown for reference.

Mission Performance

Stall, approach, cruise, range, ceiling and climb: best values are at the top.

Mission performance specifications
Specification Aeronca 11 ChiefErcoupe 415
Stall speed 33 kt42 kt
Approach speed 49 kt55 kt
Cruise speed 72 kt89 kt
Range 180 nm205 nm
Service ceiling 11000 ft13000 ft
Rate of climb 360 fpm550 fpm
Fuel burn 4.5 gph5.5 gph

Each axis is scaled independently across the compared aircraft and printed in its own units; every vertex sits at the published figure. Higher is better on all axes: Stall, Approach and Fuel Burn are inverted (lower = higher). A missing figure breaks the line at that axis.

Fuel Burn & Range

Range, endurance, and what the fuel costs by the hour.

Aeronca 11 Chief Avgas
4.5 gph
Baseline
180 nm range 16.0 nm/gal 15 gal usable $29 fuel/hr 3h 20m endurance
Aeronca 11 Chief: 4.5 gph at cruise, 180 nautical mile published range, 3 hour 20 minute endurance, 16.0 nautical miles per gallon.
Ercoupe 415 Avgas
5.5 gph
Baseline
205 nm range 16.2 nm/gal 14 gal usable $36 fuel/hr 2h 32m endurance
Ercoupe 415: 5.5 gph at cruise, 205 nautical mile published range, 2 hour 32 minute endurance, 16.2 nautical miles per gallon.
Avgas range each cell = 1 hr of cruise · width scales with speed

Bars show published still-air range: select a cell to view cruise-hours and fuel usage. Endurance is full tank at the displayed cruise burn rate; the extra is reserve and economy margin. Estimates only. Always verify against the POH.

Runway Performance

Density altitude adjusted estimates

Outside Air Temp
0°F57°F115°F
Field Elevation
SL4,0008,000 ft

Takeoff over 50 ft obstacle

Landing over 50 ft obstacle

Density Altitude

Monte cristo

Base distance DA penalty
Scale: 6,000 ft

FAA 10%/1,000 ft DA rule of thumb (FAA-H-8083-25B). Turboprops and jets are less sensitive in practice. Always verify against the POH.

Estimated Operating Costs

Hourly direct and annual fixed costs

Scale:
Aeronca 11 Chief Avgas
$66 /hr
Baseline
Aeronca 11 Chief: $66 per flight hour — fuel $29, maintenance and reserve $37.
Ercoupe 415 Avgas
$59 /hr
Baseline
Ercoupe 415: $59 per flight hour — fuel $36, maintenance and reserve $23.
Aeronca 11 Chief Piston
$3,304 /yr Baseline
Aeronca 11 Chief: $3,304 per year — insurance $568, hangar $840, annual inspection $1,896.
Ercoupe 415 Piston
$2,215 /yr Baseline
Ercoupe 415: $2,215 per year — insurance $575, hangar $840, annual inspection $800.

Estimates only. Hourly direct operating cost, based on fuel price and reserves; Annual fixed costs (insurance, hangar, and inspection). Costs vary by location, pilot profile, and market conditions. See individual aircraft pages for source notes.

Capability & limits

Payload vs useful load limit

+ cargo
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1
Aeronca 11 Chief Piston
2 / 2 seats cargo 15 gal / 15 gal fuel 440 lbs wet payload 530 lbs useful 1,250 lbs MTOW
Ercoupe 415 Piston
2 / 2 seats cargo 14 gal / 14 gal fuel 364 lbs wet payload 448 lbs useful 1,260 lbs MTOW

Shows selected occupants against full fuel, within the aircraft's useful-load limit. Fuel weight at 6.7 lb/gal jet-A, 6.0 lb/gal avgas; pax and luggage are 190 + 30 . Change payload weights in global settings.

Payload-Range Map

Origin: → · two fingers to move map

+ cargo
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1

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