Cessna Citation CJ3 vs Learjet 40

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

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Dimensions & configuration

Representative planforms, drawn to shared scale.

Cessna Citation CJ3
53 ft × 51 ft ⭥ 15 ft
2× Turbofan Retractable Pressurized
Learjet 40
48 ft × 56 ft ⭥ 14 ft
2× Turbofan Retractable Pressurized

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 Cessna Citation CJ3Learjet 40
Stall speed 102 kt119 kt
Approach speed 105 kt123 kt
Cruise speed 416 kt464 kt
Range 2040 nm1692 nm
Service ceiling 45000 ft51000 ft
Rate of climb 4478 fpm2820 fpm
Fuel burn 149.0 gph224.0 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.

Cessna Citation CJ3 Jet A
149.0 gph
Baseline
2,040 nm range 2.8 nm/gal 703 gal usable $894 fuel/hr 4h 43m endurance
Cessna Citation CJ3: 149.0 gph at cruise, 2,040 nautical mile published range, 4 hour 43 minute endurance, 2.8 nautical miles per gallon.
Learjet 40 Jet A
224.0 gph
Baseline
1,692 nm range 2.1 nm/gal 802 gal usable $1,344 fuel/hr 3h 34m endurance
Learjet 40: 224.0 gph at cruise, 1,692 nautical mile published range, 3 hour 34 minute endurance, 2.1 nautical miles per gallon.
Jet A range each cell = 1 hr of cruise · width scales with speed tank-dry · at this cruise burn

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 ground roll

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:
Cessna Citation CJ3 Jet A
$1,794 /hr
Baseline
Cessna Citation CJ3: $1,794 per flight hour — fuel $894, maintenance and reserve $900.
Learjet 40 Jet A
$3,334 /hr
Baseline
Learjet 40: $3,334 per flight hour — fuel $1,344, maintenance and reserve $1,990.
Cessna Citation CJ3 Turbofan
$18,509 /yr Baseline
Cessna Citation CJ3: $18,509 per year — insurance withheld, hangar $16,009, annual inspection $2,500.
Learjet 40 Turbofan
$48,321 /yr Baseline
Learjet 40: $48,321 per year — insurance $15,559, hangar $30,262, annual inspection $2,500.

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

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Cessna Citation CJ3 Turbofan
10 / 10 seats 703 gal / 703 gal fuel 820 lbs wet payload 5,530 lbs useful 13,870 lbs MTOW
Learjet 40 Turbofan
10 / 10 seats 802 gal / 802 gal fuel 2,237 lbs wet payload 7,610 lbs useful 20,350 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

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