Sling 2 vs Zenith CH 650

Side-by-side specs, range, and real operating costs

Aircraft

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Mission Performance

Stall, approach, cruise, range, ceiling and climb — the higher on the chart, the better, on every axis.

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Mission performance specifications
Specification Sling 2Zenith CH 650
Stall speed 48 kt44 kt
Approach speed —58 kt
Cruise speed 117 kt116 kt
Range —537 nm
Service ceiling 16000 ft—
Rate of climb 875 fpm900 fpm
Fuel burn 4.0 gph4.6 gph

Each axis is scaled independently across the compared aircraft and printed in its own units; every vertex sits at the published figure. Higher is better on all axes: Stall, Approach and Fuel Burn are inverted (lower = higher). A missing figure breaks the line at that axis.

Fuel Burn & Range

Range, endurance, and what the fuel costs by the hour.

Sling 2 Mogas
4.0 gph
Baseline

Range not published.

40 gal usable 29.2 nm/gal $20 fuel/hr 10h 00m endurance
Sling 2: 4.0 gallons per hour at cruise, 10 hour 0 minute endurance, 29.2 nautical miles per gallon.
Zenith CH 650 Mogas
4.6 gph
Baseline
537 nm range 24 gal usable 25.2 nm/gal $23 fuel/hr 5h 13m endurance
Zenith CH 650: 4.6 gallons per hour at cruise, 537 nautical mile published range, 5 hour 13 minute endurance, 25.2 nautical miles per gallon.
Mogas range each cell = 1 hr of cruise · width scales with speed

Bars show published still-air range. Endurance is usable fuel divided by the published cruise burn. Estimates only. Always verify against the POH.

Runway Performance

Density altitude adjusted estimates

Outside Air Temp
0°F57°F115°F
Field Elevation
SL4,0008,000 ft
Density Altitude

Takeoff over 50 ft obstacle

Landing ground roll

Base distance DA penalty
Scale: 6,000 ft

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

Scale:
Sling 2 Mogas
$32 /hr
Baseline
Sling 2: $32 per flight hour — fuel $20, maintenance and reserve $12.
Zenith CH 650 Mogas
$35 /hr
Baseline
Zenith CH 650: $35 per flight hour — fuel $23, maintenance and reserve $12.
Sling 2 Piston
$6,592 /yr Baseline
Sling 2: $6,592 per year — insurance $1,000, hangar $4,842, annual inspection $750.
Zenith CH 650 Piston
$5,712 /yr Baseline
Zenith CH 650: $5,712 per year — insurance $800, hangar $4,162, annual inspection $750.

Estimates only. Costs vary by location, pilot profile, and market conditions. See individual aircraft pages for source notes.

Capability & limits

Each bar stacks your selected occupants against full fuel and the aircraft's useful-load limit (the black line). The open gap between them is spare payload. Add an occupant and the gap closes; once it's gone, fuel has to give.

190 + 30 lb Occupants
×
1
Sling 2
2 / 2 seats 40 / 40 gal fuel 377 lb wet payload 617 lb useful 1,543 lb MTOW
Zenith CH 650
2 / 2 seats 24 / 24 gal fuel 486 lb wet payload 630 lb useful 1,320 lb MTOW

Occupants at 190 + 30 lb each. Fuel at 6.7 lb/gal jet-A, 6.0 lb/gal avgas.

Dimensions & configuration

Representative planforms, drawn to shared scale.

Sling 2
30.0 × 21.9 ft 8.0 ft tall
1× Piston Fixed Unpressurized
Zenith CH 650
27.0 × 20.0 ft 6.5 ft tall
1× Piston Fixed Unpressurized

Payload-Range Map

Full fuel ← → Max payload

Origin: · two fingers to move map

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