Beech Super King Air 350 vs Cessna Conquest II
Side-by-side specs, range, and real operating costs for up to 5 aircraft.
Mission Performance
Tap to isolateValues normalised across compared aircraft. Fuel Economy is inverted (lower burn = higher score). See table below for raw figures.
Mission Performance Details
| Metric | Beech Super King Air 350 Beechcraft | Cessna Conquest II Cessna |
|---|---|---|
| Stall Speed | 75 kts | 86 kts |
| Approach Speed | 110 kts | 105 kts |
| Cruise Speed | 262 kts | 298 kts |
| Range | 1,806 nm | 2,200 nm |
| Service Ceiling | 35,000 ft | 35,000 ft |
| Rate of Climb | 2,700 fpm | 2,435 fpm |
| Fuel Burn | 95.0 gph | 63.0 gph |
Flight Profile
Service ceiling, range, and climb rate.
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.
Fuel Burn
Based on published cruise fuel flow
| Metric | Beech Super King Air 350 Beechcraft | Cessna Conquest II Cessna |
|---|---|---|
| Burn Rate |
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| Trip Fuel |
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| Trip Cost |
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| Cost / hr |
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: trip distance exceeds published range.
Trip time estimated from published cruise speed and distance. Fuel burn is a published cruise figure; actual consumption varies with altitude, loading, and conditions.
Runway Performance
Density altitude adjusted estimates
Takeoff over 50 ft obstacle
Landing ground roll
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
| Metric | Beech Super King Air 350 Beechcraft | Cessna Conquest II Cessna |
|---|---|---|
| Fuel Cost per hour | $570/hr | $378/hr |
| Direct Operating Cost per hour | $1,328/hr | $1,400/hr |
| Annual Fixed Costs | ||
| Insurance | —/yr | $20,000/yr |
| Hangar | $12,171/yr | $8,652/yr |
| Annual Inspection | $2,500/yr | $10,030/yr |
| Total Fixed | $14,671/yr | $38,682/yr |
Estimates only. Costs vary by location, pilot profile, and market conditions. See individual aircraft pages for source notes.
Capability, Limits & Dimensions
| Metric | Beech Super King Air 350 Beechcraft | Cessna Conquest II Cessna |
|---|---|---|
| Useful Load | 5,145 lbs | 3,900 lbs |
| MTOW | 15,000 lbs | 9,850 lbs |
| Seating | 11 | 10 |
| Fuel Capacity | 539 gal | 475 gal |
| Engines | 2× Turboprop | 2× Turboprop |
| Landing Gear | Retractable | Retractable |
| Pressurized | Yes | Yes |
| Dimensions | ||
| Wingspan | 57.9 ft | 49.3 ft |
| Length | 46.7 ft | 39.0 ft |
| Tail Height | 14.3 ft | 13.2 ft |
Payload-Range Map
Origin: · click map to move