Harley-davidson Bronx vs Ktm 690 Duke
Side-by-side comparison for used motorcycle buyers
Harley-davidson Bronx vs Ktm 690 Duke. Harley-davidson Bronx: ~115 hp @ 8,500 rpm (estimated from prototype Revolution Max 975T engine) hp, ~198 kg (estimated curb weight — NOTE: official production specs were never finalized) weight, top speed ~200 km/h (estimated based on prototype specs — NOTE: never reached production). Ktm 690 Duke: 73 hp @ 8,000 rpm hp, 149 kg (wet/curb weight) weight, top speed 175 km/h, Motoryk rating 7.8/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Harley-davidson Bronx
Ktm 690 Duke
Horsepower (hp)
115 hp
73 hp
Torque (Nm)
95 Nm
73 Nm
Top Speed (km/h)
200 km/h
175 km/h
Weight (kg) — lower is better
198 kg
149 kg
Type
Naked
Naked
Horsepower
~115 hp @ 8,500 rpm (estimated from prototype Revolution Max 975T engine)
73 hp @ 8,000 rpm
Torque
~95 Nm @ 6,750 rpm (estimated from prototype specs)
73 Nm @ 6,500 rpm
Top Speed
~200 km/h (estimated based on prototype specs — NOTE: never reached production)
175 km/h
Weight
~198 kg (estimated curb weight — NOTE: official production specs were never finalized)
149 kg (wet/curb weight)
Fuel
~6.5 L/100km (estimated, as production never occurred)
4.5–5.5 L/100km (typical real-world average)
Fairing
No
No
Individual Reviews
Harley-davidson Bronx
"The Bronx doesn't exist — buy a Nightster instead."
Pros
+Revolution Max engine is excellent
+Aggressive streetfighter styling concept
+Modern liquid-cooled technology
Cons
−Never entered production
−No parts or support
−Likely fraudulent listing
Ktm 690 Duke
7.8/10
"Brilliant bike that punishes neglect — buy smart, ride brilliantly."
Pros
+Razor-sharp handling chassis
+Genuinely characterful engine
+Lightweight and flickable
Cons
−Expensive valve service intervals
−Vibration tires you eventually
−Previous owners skip maintenance
Top 10 Accessories
Picks that work on either bike.
