Piper Navajo vs Cessna 421
The Cessna 421 Golden Eagle and Piper Navajo are both cabin-class piston twins built for passengers and longer trips. The pressurized 421 uses geared GTSIO-520 engines for a quiet, comfortable ride, while the unpressurized Navajo (PA-31) is a rugged, roomy hauler that's simpler and cheaper to maintain.
Full Specs Comparison
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| Spec / Model | Piper Navajo | Cessna 421 |
|---|---|---|
|
|
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| Price Range | $75,699 – $654,617 | $100,000 – $749,000 |
| Category | Multi Engine Piston | Multi Engine Piston |
| Model Specifications | ||
| Seats | 8 | 8 |
| Cruise Speed | 206 kts (382 km/h) | 230 kts (426 km/h) |
| Range | 1,065 nm (1,972 km) | 1,385 nm (2,565 km) |
| Service Ceiling | 24,000 ft (7,315 m) | 30,200 ft (9,205 m) |
| Max Gross Weight | 6,500 lbs (2,948 kg) | 7,450 lbs (3,379 kg) |
| Useful Load | 2,800 lbs (1,270 kg) | 2,450 lbs (1,111 kg) |
| Fuel Capacity | 182.0 gal (689 L) | 213.0 gal (806 L) |
| Fuel Burn | 32.0 GPH (121 L/h) | 35.0 GPH (132 L/h) |
| TBO | 1,800 hrs | 1,600 hrs |
| Overhaul Cost | $42,000 | $50,000 |
| Annual Fixed | $30,000 | $35,000 |
| Hourly Variable | $350 | $400 |
| Engines | 2 x Piston | 2 x Piston (Turbocharged) |
Cost of Ownership
EstimatePiper Navajo
Fuel$176/hr
Variable$350/hr
Annual Fixed$30,000/yr
Total (200 hrs/yr)
$100,000/yr
Cessna 421
Fuel$192/hr
Variable$400/hr
Annual Fixed$35,000/yr
Total (200 hrs/yr)
$115,000/yr
Which Should You Buy: Piper Navajo or Cessna 421?
Bottom line: Choose the 421 for pressurized comfort, power, and a quiet cabin; pick the Navajo for simpler, sturdier engines, lower upkeep, and proven utility. The 421's geared engines are costly, so engine time and maintenance reserves typically decide this one.
Pick the Navajo if…
- Budget matters — from $75,699 vs $100,000, you save ~$24,301.
- Lower operating cost — ~$350/hr vs $400/hr.
Pick the 421 if…
- Faster cruise — 230 kts vs 206 kts.
- Longer range — 1385 nm vs 1065 nm.
- Newer design — production from 1968 vs 1967.
- More inventory — 91 listings vs 40.
Auto-generated from current market data and published specs. Confirm with a pre-buy inspection and professional appraisal.
Frequently Asked Questions
Which is better, Piper Navajo or Cessna 421?
It depends on your mission and budget.
The Navajo cruises at 206 kts with 1,065 nm range.
The 421 cruises at 230 kts with 1,385 nm range.
Review the specs table above to find which fits your flying profile.
How do prices compare?
Cessna 421: from $319,999.
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Piper Navajo and Cessna 421?
421 engine: Continental GTSIO-520-D.
Cruise: 206 vs 230 kts.
Range: 1065 vs 1385 nm.
Which is cheaper to operate per hour?
Navajo: about $350/hr variable cost.
421: about $400/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?
Navajo: 8 seats / 2,800 lb useful load.
421: 8 seats / 2,450 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?
Navajo: 1,800-hour TBO, overhaul ~$42,000.
421: 1,600-hour TBO, overhaul ~$50,000.
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