Bmw C 400 X vs Yamaha Nmax 155
Side-by-side comparison for used motorcycle buyers
Bmw C 400 X vs Yamaha Nmax 155. Bmw C 400 X: 34 hp @ 7,500 rpm hp, 175 kg (wet/curb weight) weight, top speed 139 km/h, Motoryk rating 7.5/10. Yamaha Nmax 155: 15.1 hp @ 8,000 rpm hp, 127 kg (wet/curb weight) weight, top speed 125 km/h, Motoryk rating 7.8/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Bmw C 400 X
Yamaha Nmax 155
Horsepower (hp)
34 hp
15.1 hp
Torque (Nm)
35 Nm
13.9 Nm
Top Speed (km/h)
139 km/h
125 km/h
Weight (kg) — lower is better
175 kg
127 kg
Type
Scooter
Scooter
Horsepower
34 hp @ 7,500 rpm
15.1 hp @ 8,000 rpm
Torque
35 Nm @ 5,750 rpm
13.9 Nm @ 6,500 rpm
Top Speed
139 km/h
125 km/h
Weight
175 kg (wet/curb weight)
127 kg (wet/curb weight)
Fuel
3.5 L/100km or approx. 28.5 km/L (typical real-world average)
2.4 L/100km or approximately 41 km/L (typical real-world average)
Fairing
Yes
Yes
Individual Reviews
Bmw C 400 X
7.5/10
"A polished urban tool that punishes neglect and rewards careful buying."
Pros
+Premium build, excellent finish
+Smooth, tractable twin engine
+Superb TFT and connectivity
Cons
−Expensive dealer servicing costs
−Breathless above 70mph
−Modest storage capacity
Yamaha Nmax 155
7.8/10
"A smart, reliable urban weapon if you buy carefully."
Pros
+Bulletproof Blue Core engine
+Excellent underseat storage
+Composed, planted handling
Cons
−Front forks leak when neglected
−Plastics scratch embarrassingly easily
−Pillion comfort is mediocre
Top 10 Accessories
Picks that work on either bike.









