Royal Enfield Thunderbird Twinspark vs Royal Enfield Thunderbird 500x
Side-by-side comparison for used motorcycle buyers
Royal Enfield Thunderbird Twinspark vs Royal Enfield Thunderbird 500x. 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. Royal Enfield Thunderbird 500x: 27.2 hp @ 5,100 rpm hp, 215 kg (wet/curb weight) weight, top speed Approximately 130 km/h (estimated; note: not officially stated by manufacturer), Motoryk rating 7.0/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Royal Enfield Thunderbird Twinspark
Royal Enfield Thunderbird 500x
Horsepower (hp)
19.8 hp
27.2 hp
Torque (Nm)
28 Nm
41.3 Nm
Top Speed (km/h)
120 km/h
130 km/h
Weight (kg) — lower is better
192 kg
215 kg
Type
Cruiser
Cruiser
Horsepower
~19.8 hp @ 5,250 rpm (350cc) / ~27.2 hp @ 5,100 rpm (500cc)
27.2 hp @ 5,100 rpm
Torque
~28 Nm @ 4,000 rpm (350cc) / ~41.3 Nm @ 3,800 rpm (500cc)
41.3 Nm @ 4,000 rpm
Top Speed
~120 km/h
Approximately 130 km/h (estimated; note: not officially stated by manufacturer)
Weight
~192 kg (curb weight, 350cc variant)
215 kg (wet/curb weight)
Fuel
~28-32 km/L (estimated real-world average for 350cc variant)
Approximately 3.2 L/100km or 31 km/L (typical real-world average)
Fairing
No
No
Individual Reviews
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
Royal Enfield Thunderbird 500x
7.0/10
"Charming, affordable tourer that rewards patience over ambition."
Pros
+Characterful thumping single engine
+Excellent long-distance comfort
+Cheap and available parts
Cons
−Fork seals fail early
−Electrical connectors corrode quickly
−Vague, wallowy cornering dynamics
Top 10 Accessories
Picks that work on either bike.









