Maule M-7 vs Maule MX-7

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

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Dimensions & configuration

Representative planforms, drawn to shared scale.

Maule M-7
32.9 × 23.7 ft 6.3 ft tall
1× Piston Conventional Unpressurized
Maule MX-7
32.9 × 23.5 ft 6.3 ft tall
1× Piston Conventional 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 Maule M-7Maule MX-7
Stall speed 43 kt40 kt
Approach speed 60 kt—
Cruise speed 138 kt120 kt
Range 355 nm—
Service ceiling 15000 ft15000 ft
Rate of climb 1500 fpm1000 fpm
Fuel burn 13.0 gph10.0 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.

Maule M-7 Avgas
13.0 gph
Baseline
355 nm range 10.6 nm/gal 43 gal usable $84 fuel/hr 3h 18m endurance
Maule M-7: 13.0 gallons per hour at cruise, 355 nautical mile published range, 3 hour 18 minute endurance, 10.6 nautical miles per gallon.
Maule MX-7 Avgas
10.0 gph
Baseline

Range not published.

12.0 nm/gal 40 gal usable $65 fuel/hr 4h 00m endurance
Maule MX-7: 10.0 gallons per hour at cruise, 4 hour 0 minute endurance, 12.0 nautical miles per gallon.
Avgas range each cell = 1 hr of cruise · width scales with speed

Bars show published still-air range. Endurance is usable fuel divided by the published cruise burn. 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
Density Altitude

Takeoff over 50 ft obstacle

Landing ground roll

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

Scale:
Maule M-7 Avgas
$132 /hr
Baseline
Maule M-7: $132 per flight hour — fuel $84, maintenance and reserve $48.
Maule MX-7 Avgas
$110 /hr
Baseline
Maule MX-7: $110 per flight hour — fuel $65, maintenance and reserve $45.
Maule M-7 Piston
$10,191 /yr Baseline
Maule M-7: $10,191 per year — insurance $2,150, hangar $5,541, annual inspection $2,500.
Maule MX-7 Piston
$10,898 /yr Baseline
Maule MX-7: $10,898 per year — insurance $2,647, hangar $5,502, annual inspection $2,749.

Estimates only. Costs vary by location, pilot profile, and market conditions. See individual aircraft pages for source notes.

Capability & limits

Each bar stacks your selected occupants against full fuel and the aircraft's useful-load limit (the black line). The open gap between them is spare payload. Add an occupant and the gap closes; once it's gone, fuel has to give.

lb

+ lb / pax

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1
Maule M-7
5 / 5 seats 43 / 43 gal fuel 637 lb wet payload 895 lb useful 2,500 lb MTOW
Maule MX-7
4 / 4 seats 40 / 40 gal fuel 790 lb wet payload 1,030 lb useful 2,500 lb MTOW

Occupants at 190 + 30 lb each. Fuel at 6.7 lb/gal jet-A, 6.0 lb/gal avgas.

Payload-Range Map

Origin: · two fingers to move map

lb

+ lb / pax

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1

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