Cessna 337 vs Piper Aztec

The Cessna 337 Skymaster (centreline-thrust twin) and Piper Aztec (conventional light twin) are different-philosophy piston twins — the 337's inline engines remove asymmetric-thrust risk; the Aztec is the rugged conventional load-hauler.

Live Market Snapshot

Current asking-price market, aggregated across multiple marketplaces · refreshed daily

Cessna 337
For sale now
23
Median asking
$129,750
Range
$98,400–$201,015
Listed on 2+ marketplaces
6
Source marketplaces
8
Model years available
1963–1979
Piper Aztec
For sale now
30
Median asking
$152,000
Range
$52,467–$313,500
Listed on 2+ marketplaces
9
Source marketplaces
8
Model years available
1965–1979

Live data from AeroGurus, aggregated daily across the used-aircraft market. Figures are current asking prices, not appraisals — confirm with a pre-buy inspection.

Safety Record

Absolute counts scale with fleet size — the most-produced types log more events without being less safe. Compare the % fatal.

NTSB (1982–now)Cessna 337Piper Aztec
All events1222
Serious180
Fatal380
Fatalities690
% Fatal31%0%

Full Specs Comparison

Swipe to see all specs
Spec / Model Cessna 337 Piper Aztec
Cessna 337
View 23 listings →
Median $129,750
Piper Aztec
View 30 listings →
Median $152,000
Price Range $98,400 – $201,015 $52,467 – $313,500
Category Multi Engine Piston Multi Engine Piston
Model Specifications
Seats 6 6
Horsepower 210 HP
Cruise Speed 170 kts (315 km/h) 149 kts (276 km/h)
Range 900 nm (1,667 km) 1,320 nm (2,445 km)
Max Gross Weight 4,400 lbs (1,996 kg) 5,200 lbs (2,359 kg)
Useful Load 1,400 lbs (635 kg)
TBO 1,500 hrs
Engines 2 x

Which Should You Buy: Cessna 337 or Piper Aztec?

Bottom line: Choose the 337 for its unique safe engine-out handling and simple twin transition. Choose the Aztec for load-hauling ruggedness, a roomy cabin and the conventional twin's larger support base.

Pick the 337 if…

  • Faster cruise — 170 kts vs 149 kts.

Pick the Aztec if…

  • Budget matters — from $52,467 vs $98,400, you save ~$45,933.
  • Longer range — 1320 nm vs 900 nm.
  • More inventory — 30 listings vs 23.

Auto-generated from current market data and published specs. Confirm with a pre-buy inspection and professional appraisal.

Frequently Asked Questions

Which is better, Cessna 337 or Piper Aztec?
It depends on your mission and budget. The 337 cruises at 170 kts with 900 nm range. The Aztec cruises at 149 kts with 1,320 nm range. Review the specs table above to find which fits your flying profile.
How do prices compare?
Piper Aztec: from $50,000. Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Cessna 337 and Piper Aztec?
Cruise: 170 vs 149 kts. Range: 900 vs 1320 nm.
Which is cheaper to operate per hour?
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?
337: 6 seats / 1,400 lb useful load. Aztec: 6 seats. 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?
337: 1,500-hour TBO. 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