Bimota Kb4 vs Cfmoto 450sr
Side-by-side comparison for used motorcycle buyers
Bimota Kb4 vs Cfmoto 450sr. Bimota Kb4: 140 hp @ 10,000 rpm hp, 189 kg (wet/curb weight) weight, top speed ~240 km/h (estimated), Motoryk rating 7.5/10. Cfmoto 450sr: 47 hp @ 9,750 rpm hp, 189 kg (wet/curb weight) weight, top speed ~180 km/h (estimated; note: not officially published by CFMoto), Motoryk rating 7.5/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Bimota Kb4
Cfmoto 450sr
Horsepower (hp)
140 hp
47 hp
Torque (Nm)
111 Nm
43 Nm
Top Speed (km/h)
240 km/h
180 km/h
Weight (kg) — lower is better
189 kg
189 kg
Type
Supersport
Supersport
Horsepower
140 hp @ 10,000 rpm
47 hp @ 9,750 rpm
Torque
111 Nm @ 7,300 rpm
43 Nm @ 7,250 rpm
Top Speed
~240 km/h (estimated)
~180 km/h (estimated; note: not officially published by CFMoto)
Weight
189 kg (wet/curb weight)
189 kg (wet/curb weight)
Fuel
~6.5 L/100km (estimated real-world average)
3.5 L/100km or approximately 28.5 km/L (typical real-world average)
Fairing
Yes
Yes
Individual Reviews
Bimota Kb4
7.5/10
"An exotic gamble that rewards obsessive buyers with deep pockets."
Pros
+Stunning hand-built Italian bodywork
+Bulletproof Kawasaki engine reliability
+Razor-sharp trellis frame handling
Cons
−Eye-watering Bimota-specific parts costs
−Very limited specialist knowledge available
−Patchy small-batch build quality
Cfmoto 450sr
7.5/10
"Brilliant bang-for-buck sportsbike if parts availability doesn't scare you."
Pros
+Brembo brakes punch above weight
+KYB suspension genuinely competent
+Strong parallel twin midrange
Cons
−Parts sourcing still problematic
−Traction control intervention clunky
−Fairing plastics feel budget-grade
Top 10 Accessories
Picks that work on either bike.
