BAe 3100 Jetstream 31 vs De Havilland Canada DHC-6 Twin Otter

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

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Dimensions & configuration

Representative planforms, drawn to shared scale.

BAe 3100 Jetstream 31
52 ft × 47 ft ⭥ 18 ft
2× Turboprop Retractable Pressurized
De Havilland Canada DHC-6 Twin Otter
65 ft × 52 ft ⭥ 20 ft
2× Turboprop Fixed Unpressurized

Flight Profile

Service ceiling, range, and climb rate.

Tap legend to isolate

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.

Mission Performance

Stall, approach, cruise, range, ceiling and climb: best values are at the top.

Mission performance specifications
Specification BAe 3100 Jetstream 31De Havilland Canada DHC-6 Twin Otter
Stall speed 88 kt56 kt
Approach speed 115 kt80 kt
Cruise speed 262 kt170 kt
Range 680 nm800 nm
Service ceiling 25000 ft25000 ft
Rate of climb 2080 fpm1600 fpm
Fuel burn 99.0 gph74.0 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.

BAe 3100 Jetstream 31 Jet A
99.0 gph
Baseline
680 nm range 2.6 nm/gal 451 gal usable $594 fuel/hr 4h 33m endurance
BAe 3100 Jetstream 31: 99.0 gph at cruise, 680 nautical mile published range, 4 hour 33 minute endurance, 2.6 nautical miles per gallon.
De Havilland Canada DHC-6 Twin Otter Jet A
74.0 gph
Baseline
800 nm range 2.3 nm/gal 378 gal usable $444 fuel/hr 5h 06m endurance
De Havilland Canada DHC-6 Twin Otter: 74.0 gph at cruise, 800 nautical mile published range, 5 hour 6 minute endurance, 2.3 nautical miles per gallon.
Jet A range each cell = 1 hr of cruise · width scales with speed

Bars show published still-air range: select a cell to view cruise-hours and fuel usage. Endurance is full tank at the displayed cruise burn rate; the extra is reserve and economy margin. 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

Takeoff over 50 ft obstacle

Landing over 50 ft obstacle

Density Altitude

Monte cristo

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

Hourly direct and annual fixed costs

Scale:
BAe 3100 Jetstream 31 Jet A
$1,260 /hr
Baseline
BAe 3100 Jetstream 31: $1,260 per flight hour — fuel $594, maintenance and reserve $666.
De Havilland Canada DHC-6 Twin Otter Jet A
$1,310 /hr
Baseline
De Havilland Canada DHC-6 Twin Otter: $1,310 per flight hour — fuel $444, maintenance and reserve $866.
BAe 3100 Jetstream 31 Turboprop
$24,036 /yr Baseline
BAe 3100 Jetstream 31: $24,036 per year — insurance $7,000, hangar $14,536, annual inspection $2,500.
De Havilland Canada DHC-6 Twin Otter Turboprop
$42,600 /yr Baseline
De Havilland Canada DHC-6 Twin Otter: $42,600 per year — insurance $15,000, hangar $9,600, annual inspection $18,000.

Estimates only. Hourly direct operating cost, based on fuel price and reserves; Annual fixed costs (insurance, hangar, and inspection). Costs vary by location, pilot profile, and market conditions. See individual aircraft pages for source notes.

Capability & limits

Payload vs useful load limit

+ cargo
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BAe 3100 Jetstream 31 Turboprop
21 / 21 seats cargo 451 gal / 451 gal fuel 2,678 lbs wet payload 5,700 lbs useful 15,322 lbs MTOW
De Havilland Canada DHC-6 Twin Otter Turboprop
19 / 19 seats cargo 378 gal / 378 gal fuel 1,867 lbs wet payload 4,400 lbs useful 12,500 lbs MTOW

Shows selected occupants against full fuel, within the aircraft's useful-load limit. Fuel weight at 6.7 lb/gal jet-A, 6.0 lb/gal avgas; pax and luggage are 190 + 30 . Change payload weights in global settings.

Payload-Range Map

Origin: → · two fingers to move map

+ cargo
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