Royal Enfield Thunderbird 350 vs Royal Enfield Thunderbird Twinspark
Side-by-side comparison for used motorcycle buyers
Royal Enfield Thunderbird 350 vs Royal Enfield Thunderbird Twinspark. Royal Enfield Thunderbird 350: 19.8 hp @ 5,250 rpm hp, 195 kg (curb weight) weight, top speed Approximately 120 km/h, Motoryk rating 6.8/10. Royal Enfield Thunderbird Twinspark: ~19.8 hp @ 5,250 rpm (350cc) / ~27.2 hp @ 5,100 rpm (500cc) hp, ~192 kg (curb weight, 350cc variant) weight, top speed ~120 km/h, Motoryk rating 6.5/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Royal Enfield Thunderbird 350
Royal Enfield Thunderbird Twinspark
Horsepower (hp)
19.8 hp
19.8 hp
Torque (Nm)
28 Nm
28 Nm
Top Speed (km/h)
120 km/h
120 km/h
Weight (kg) — lower is better
195 kg
192 kg
Type
Cruiser
Cruiser
Horsepower
19.8 hp @ 5,250 rpm
~19.8 hp @ 5,250 rpm (350cc) / ~27.2 hp @ 5,100 rpm (500cc)
Torque
28 Nm @ 4,000 rpm
~28 Nm @ 4,000 rpm (350cc) / ~41.3 Nm @ 3,800 rpm (500cc)
Top Speed
Approximately 120 km/h
~120 km/h
Weight
195 kg (curb weight)
~192 kg (curb weight, 350cc variant)
Fuel
Approximately 2.8 L/100km or 35-38 km/L (typical real-world average)
~28-32 km/L (estimated real-world average for 350cc variant)
Fairing
No
No
Individual Reviews
Royal Enfield Thunderbird 350
6.8/10
"A rewarding cruiser if you buy smart and check thoroughly."
Pros
+Effortless low-speed torque
+Cheap parts and servicing
+Relaxed upright riding position
Cons
−Electrical gremlins haunt older bikes
−Breathless above 75mph
−Common primary chaincase oil leaks
Royal Enfield Thunderbird Twinspark
6.5/10
"Solid used buy if you inspect thoroughly and ride relaxed."
Pros
+Genuinely comfortable long-distance riding
+Characterful thumper engine note
+TwinSpark improved reliability significantly
Cons
−Electrical gremlins on neglected bikes
−Uninspiring handling dynamics
−Heavy fuel consumption at speed
Top 10 Accessories
Picks that work on either bike.









