Cessna Conquest I vs Commander 690
Live Market Snapshot
Current asking-price market, aggregated across multiple marketplaces · refreshed daily
Cessna Conquest I
- For sale now
- 13
- Median asking
- $1,162,500
- Range
- $867,150–$2,135,000
- Listed on 2+ marketplaces
- 7
- Source marketplaces
- 4
- Model years available
- 1978–1985
Commander 690
No active listings right now.
Live data from AeroGurus, aggregated daily across the used-aircraft market. Figures are current asking prices, not appraisals — confirm with a pre-buy inspection.
Full Specs Comparison
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| Spec / Model | Cessna Conquest I | Commander 690 |
|---|---|---|
|
|
|
| Price Range | $867,150 – $2,135,000 | — |
| Category | Multi Engine Turboprop | — |
| Model Specifications | ||
| Seats | 8 | — |
| Cruise Speed | 283 kts (524 km/h) | 283 kts (524 km/h) |
| Range | 1,500 nm (2,778 km) | 1,454 nm (2,693 km) |
| Max Gross Weight | 8,600 lbs (3,901 kg) | 10,325 lbs (4,683 kg) |
| Engines | 2 x | — |
Which Should You Buy: Cessna Conquest I or Commander 690?
Pick the Conquest I if…
- Longer range — 1500 nm vs 1454 nm.
Pick the 690 if…
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 Conquest I or Commander 690?
It depends on your mission and budget.
The Conquest I cruises at 283 kts with 1,500 nm range.
The 690 cruises at 283 kts with 1,454 nm range.
Review the specs table above to find which fits your flying profile.
How do prices compare?
Cessna Conquest I: from $2,450,000.
Prices vary by year, hours, avionics, and condition. Always get a pre-buy inspection.
What's the difference between Cessna Conquest I and Commander 690?
Cruise: 283 vs 283 kts.
Range: 1500 vs 1454 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?
Conquest I: 8 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?
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