Royal Enfield Thunderbird Twins vs Royal Enfield Thunderbird 350
Side-by-side comparison for used motorcycle buyers
Royal Enfield Thunderbird Twins vs Royal Enfield Thunderbird 350. Royal Enfield Thunderbird Twins: 350: ~19.8 hp @ 5,250 rpm | 500: ~27.2 hp @ 5,100 rpm hp, 350: ~192 kg (curb) | 500: ~200 kg (curb) weight, top speed ~130 km/h (350 TwinSpark); ~140 km/h (500 TwinSpark) — estimated, Motoryk rating 6.8/10. 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.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Royal Enfield Thunderbird Twins
Royal Enfield Thunderbird 350
Horsepower (hp)
350 hp
19.8 hp
Torque (Nm)
350 Nm
28 Nm
Top Speed (km/h)
130 km/h
120 km/h
Weight (kg) — lower is better
350 kg
195 kg
Type
Cruiser
Cruiser
Horsepower
350: ~19.8 hp @ 5,250 rpm | 500: ~27.2 hp @ 5,100 rpm
19.8 hp @ 5,250 rpm
Torque
350: ~28 Nm @ 4,000 rpm | 500: ~41.3 Nm @ 4,000 rpm
28 Nm @ 4,000 rpm
Top Speed
~130 km/h (350 TwinSpark); ~140 km/h (500 TwinSpark) — estimated
Approximately 120 km/h
Weight
350: ~192 kg (curb) | 500: ~200 kg (curb)
195 kg (curb weight)
Fuel
Approximately 28–32 km/L (3.1–3.6 L/100km) for the 350 TwinSpark; ~25–28 km/L for the 500 TwinSpark (estimated real-world)
Approximately 2.8 L/100km or 35-38 km/L (typical real-world average)
Fairing
No
No
Individual Reviews
Royal Enfield Thunderbird Twins
6.8/10
"Flawed but deeply characterful cruiser that rewards patient, practical buyers."
Pros
+Addictive low-rev torque
+Cheap, accessible spare parts
+Stunning retro cruiser aesthetics
Cons
−Inconsistent pre-2019 build quality
−Vibration above 80mph
−Electrical reliability concerns
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
Top 10 Accessories
Picks that work on either bike.
