Fantic Stealth 500 2026 vs. KTM 390 Duke 2025

Technical Specifications Fantic Stealth 500 2026 compared to KTM 390 Duke 2025

Fantic Stealth 500 2026

KTM 390 Duke 2025

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Differences

Fantic Stealth 500 2026

KTM 390 Duke 2025

Engine and Drive Train

Bore	Bore	96 mm	Bore	89 mm
Stroke	Stroke	64 mm	Stroke	64 mm
Engine power	Engine power	45 HP	Engine power	45 HP
Rpm at Max. Power	Rpm at Max. Power	8,000 rpm	Rpm at Max. Power	8,500 rpm
Torque	Torque	42.5 Nm	Torque	39 Nm
Rpm at Torque	Rpm at Torque	7,000 rpm	Rpm at Torque	7,000 rpm
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Multiplate in oil-bath, Antihopping, Clutch systems	Clutch Type	Multiplate in oil-bath
Transmission	Transmission	Chain	Transmission	Chain
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	463 ccm	Displacement	399 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Diameter	Diameter	41 mm	Diameter	43 mm
Adjustment	Adjustment	Preload	Adjustment	Compression, Rebound

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Adjustment	Adjustment	Preload	Adjustment	Preload, Rebound

Chassis

Frame	Frame	Steel	Frame	Chromium-molybdenum
Frame type	Frame type	Tubular	Frame type	Tubular

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	320 mm	Diameter	320 mm
Shock mount	Shock mount	Fixed caliper	Shock mount	Floating caliper
Technology	Technology	radial	Technology	radial

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	230 mm	Diameter	240 mm

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS, Riding modes, Cornering ABS, Ride by Wire, Traction control, Modern electronics, Cornering traction control, Cornering ABS	Advanced Rider Assistance Systems	ABS, Riding modes, Traction control

Dimensions and Weights

Front tyre width	Front tyre width	110 mm	Front tyre width	110 mm
Front tyre height	Front tyre height	70 %	Front tyre height	70 %
Front tyre diameter	Front tyre diameter	17 inch	Front tyre diameter	17 inch
Rear tyre width	Rear tyre width	150 mm	Rear tyre width	150 mm
Rear tyre height	Rear tyre height	60 %	Rear tyre height	60 %
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Wheelbase	Wheelbase	1,368 mm	Wheelbase	1,357 mm
Seat Height	Seat Height	810 mm	Seat Height	800 mm
License compliancy	License compliancy	A2	License compliancy	A2

Equipment

Equipment	Equipment	Bluetooth, Connectivity, LED-Headlights, TFT display, Integrated navigation system, Modern electronics, Comfort, Connectivity, Lighting	Equipment	LED-Headlights, TFT display