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Head to head

KTM 125 Duke vs Triumph Trident 660

Specs side by side, plus our verdict on which one is the smarter buy for the way you ride.

The KTM 125 Duke and Triumph Trident 660 are among the most cross-shopped naked bikes of 2026. The KTM 125 Duke undercuts the Triumph Trident 660 by about $3,096, so value is squarely on the table. On paper the Triumph Trident 660 leads on power with 81 hp. Below we put them head to head on price, performance, weight and seat height, then give our verdict on which one is the smarter buy for the way you ride.

KTM 125 Duke
Our pick
8.2

KTM

KTM 125 Duke
Triumph Trident 660
8.1

Triumph

Triumph Trident 660

The verdict

The KTM 125 Duke edges it overall at 8.2/10, but the Triumph Trident 660 wins on most exciting, so let how you ride decide.

Best for new riders

KTM 125 Duke

A2-legal, 15 hp, forgiving to learn on.

Most exciting

Triumph Trident 660

81 hp and 0.43 hp/kg, the strongest here.

Best value

KTM 125 Duke

Our 8.2/10 at $5,499, the most bike per dollar.

Easiest to manage

KTM 125 Duke

159 kg with an 820 mm seat, the easiest to throw around.

Highest rated

KTM 125 Duke

Our top score in this matchup at 8.2/10.

Price & rating
Price$5,499$8,595
KickTheStand score8.2 / 108.1 / 10
Performance
Engine125cc single660cc triple
Power15 hp81 hp
Torque12 Nm64 Nm
Power-to-weight0.09 hp/kg0.43 hp/kg
Chassis & brakes
Front suspension43mm WP Apex USD fork41mm Showa SFF USD fork
Rear suspensionWP Apex monoshockShowa monoshock
Front brakesSingle 300mm disc, radial 4-pistonDual 310mm discs, Nissin
Rear brakesSingle 230mm discSingle 255mm disc
Dimensions & practicality
Weight159 kg189 kg
Seat height820 mm805 mm
Fuel capacity13.4 L14 L
Suitability
ClassNakedNaked
A2 licenceYesYes
Good for beginnersYesNo
Best forlearning, commuting, sportcommuting, sport

Cyan marks the best figure in each row. Specs are the most-cited for the current model; verify before relying on them.

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KTM 125 Duke vs Triumph Trident 660: your questions answered

Which is faster, the KTM 125 Duke or the Triumph Trident 660?

The Triumph Trident 660 makes the most power at 81 hp and 64 Nm, giving it the edge on outright performance.

Which is cheaper, the KTM 125 Duke or the Triumph Trident 660?

The KTM 125 Duke is the most affordable here with an MSRP around $5,499.

Which is lighter, the KTM 125 Duke or the Triumph Trident 660?

The KTM 125 Duke is the lightest at 159 kg, which makes it the easiest to manage at low speed and in the bends.

Which is better for a beginner, the KTM 125 Duke or the Triumph Trident 660?

For a new rider we'd point to the KTM 125 Duke: A2-legal, 15 hp and 159 kg make it the most approachable of the group.

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