Sym Joymax 300 vs Yamaha Nmax 155
Side-by-side comparison for used motorcycle buyers
Sym Joymax 300 vs Yamaha Nmax 155. Sym Joymax 300: 23 hp @ 7,500 rpm hp, 178 kg (wet/curb weight) weight, top speed 135 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
Sym Joymax 300
Yamaha Nmax 155
Horsepower (hp)
23 hp
15.1 hp
Torque (Nm)
25 Nm
13.9 Nm
Top Speed (km/h)
135 km/h
125 km/h
Weight (kg) — lower is better
178 kg
127 kg
Type
Scooter
Scooter
Horsepower
23 hp @ 7,500 rpm
15.1 hp @ 8,000 rpm
Torque
25 Nm @ 6,000 rpm
13.9 Nm @ 6,500 rpm
Top Speed
135 km/h
125 km/h
Weight
178 kg (wet/curb weight)
127 kg (wet/curb weight)
Fuel
3.5 L/100km or approximately 28 km/L (typical real-world average)
2.4 L/100km or approximately 41 km/L (typical real-world average)
Fairing
Yes
Yes
Individual Reviews
Sym Joymax 300
7.5/10
"A genuinely capable commuter that embarrasses pricier rivals on value grounds."
Pros
+Excellent value for money
+Generous underseat storage capacity
+Smooth, refined fuel injection
Cons
−Parts availability still patchy
−Struggles above 75mph
−Limited dealer support network
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.









