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Naked Motorcycles

2003Hyosung GT125 Comet

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The 2003 Hyosung GT 125 Comet is a lightweight naked bike designed for beginner and commuter riders seeking an affordable, reliable entry-level motorcycle. Powered by a 124cc V-twin engine, it delivers manageable performance with impressive fuel capacity for extended range. Known for its approachable handling and budget-friendly pricing, the Comet remains a practical choice for new riders.

Capacity
124.0 ccm
Engine
V-Twin, four-stroke
Gearbox
Not on record
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Dry weight
150.0 kg
Seat height
Not on record
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Power
15.0 HP (11.0 kW)
⇄ Compare with another bike + Add to garage All model years
Other years 2003 2004 2016

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 29Agility 67Comfort 45Off-road 5Touring 25Road manners 55
Off-road & trail5%
Cornering55%
City riding65%
Daily riding55%
Touring25%
Two-up30%
Track25%
Best for
It's built primarily as an entry-level sport commuter, mixing a sporty V-twin look with light, approachable performance.
Built for
The air-cooled V2 engine and DOHC head give it a distinctive character among small-capacity bikes, though outright power is limited given its 125cc class.
Not ideal for
It's not a good fit for experienced riders seeking real touring range, highway speed, or off-road capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Full specifications

Engine
Capacity
124.0 ccm
Power
15.0 HP (11.0 kW)
Engine type
V-Twin, four-stroke
Power/weight ratio
0.1000 HP/kg (dry)
Bore x stroke
44.0 x 41.0 mm
Compression
11.3:1
Fuel system
Carburettor
Starting
Electric
Torque
Not on record - add it
Transmission
Transmission type
Manual
Final drive
Chain
Clutch
Wet multiplate
Dimensions & weight
Wheelbase
1445 mm
Dry weight
150.0 kg
Fuel capacity
17.00 litres
Seat height
Not on record - add it
Other
Color options
Black, Yellow

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted
Specification 200320042016
Capacity 124 cc 125 cc 125 cc
Dry weight 150 kg 150 kg 150 kg
Seat height — — 795 mm
Fuel capacity 17 L 17 L 17 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

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Rider rating

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Common questions

What is the engine size of the Hyosung GT125 Comet?

The 2003 Hyosung GT125 Comet has a Capacity of 124.0 ccm (7.57 cubic inches).

What engine power does the Hyosung GT125 Comet have?

The 2003 Hyosung GT125 Comet has a Power of 15.0 HP (11.0 kW).

How much does the Hyosung GT125 Comet weigh?

The 2003 Hyosung GT125 Comet has a Dry weight of 150.0 kg (330.7 pounds).

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