Learjet 45 vs Learjet 75
The Learjet 45 and the Learjet 75 are predecessor-and-successor in the modern light-Learjet line — the 45 (1998-2012) used Honeywell Primus avionics; the 75 (2013-2022) brought the Garmin-based Vision flight deck and refined cabin.
Full Specs Comparison
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| Spec / Model | Learjet 45 | Learjet 75 |
|---|---|---|
|
|
|
| Price Range | $1,495,000 – $12,000,000 | $3,495,000 – $8,595,000 |
| Category | Light Jet | Light Jet |
| Model Specifications | ||
| Seats | 9 | 9 |
| Cruise Speed | 438 kts (811 km/h) | 435 kts (806 km/h) |
| Range | 2,120 nm (3,926 km) | 2,040 nm (3,778 km) |
| Service Ceiling | 51,000 ft (15,545 m) | 51,000 ft (15,545 m) |
| Max Gross Weight | 21,500 lbs (9,752 kg) | 21,500 lbs (9,752 kg) |
| Useful Load | 5,200 lbs (2,359 kg) | 5,100 lbs (2,313 kg) |
| Fuel Capacity | 575.0 gal (2176 L) | 576.0 gal (2180 L) |
| Fuel Burn | 170.0 GPH (643 L/h) | 170.0 GPH (643 L/h) |
| TBO | 5,000 hrs | 5,000 hrs |
| Overhaul Cost | $400,000 | $420,000 |
| Annual Fixed | $350,000 | $380,000 |
| Hourly Variable | $2,500 | $2,600 |
| Engines | 2 x Turbofan | 2 x Turbofan |
Cost of Ownership
EstimateLearjet 45
Fuel$935/hr
Variable$2,500/hr
Annual Fixed$350,000/yr
Total (200 hrs/yr)
$850,000/yr
Learjet 75
Fuel$935/hr
Variable$2,600/hr
Annual Fixed$380,000/yr
Total (200 hrs/yr)
$900,000/yr
Which Should You Buy: Learjet 45 or Learjet 75?
Bottom line: Choose the 45 for the value light-Learjet entry — same fundamental airframe at lower acquisition cost. Choose the 75 for the newest avionics, modern cabin and the youngest Learjet airframes available on the used market.
Pick the 45 if…
- Budget matters — from $1,495,000 vs $3,495,000, you save ~$2,000,000.
- Lower operating cost — ~$2500/hr vs $2600/hr.
- Faster cruise — 438 kts vs 435 kts.
- Longer range — 2120 nm vs 2040 nm.
- More inventory — 70 listings vs 18.
Pick the 75 if…
- Newer design — production from 2014 vs 1997.
Auto-generated from current market data and published specs. Confirm with a pre-buy inspection and professional appraisal.
Frequently Asked Questions
Which is better, Learjet 45 or Learjet 75?
It depends on your mission and budget.
The 45 cruises at 438 kts with 2,120 nm range.
The 75 cruises at 435 kts with 2,040 nm range.
Review the specs table above to find which fits your flying profile.
How do prices compare?
Learjet 75: from $3,495,000.
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Learjet 45 and Learjet 75?
45 engine: Garrett TFE731-20-AR.
75 engine: Honeywell TFE731-40BR.
Cruise: 438 vs 435 kts.
Range: 2120 vs 2040 nm.
Which is cheaper to operate per hour?
45: about $2500/hr variable cost.
75: about $2600/hr variable cost.
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?
45: 9 seats / 5,200 lb useful load.
75: 9 seats / 5,100 lb 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?
45: 5,000-hour TBO, overhaul ~$400,000.
75: 5,000-hour TBO, overhaul ~$420,000.
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