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Head to head

Aprilia Tuono 457 vs KTM 125 Duke

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

The Aprilia Tuono 457 and KTM 125 Duke are among the most cross-shopped naked bikes of 2026. The KTM 125 Duke undercuts the Aprilia Tuono 457 by about $1,100, so value is squarely on the table. On paper the Aprilia Tuono 457 leads on power with 48 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.

Aprilia Tuono 457
8.0

Aprilia

Aprilia Tuono 457
KTM 125 Duke
Our pick
8.2

KTM

KTM 125 Duke

The verdict

The KTM 125 Duke edges it overall at 8.2/10, but the Aprilia Tuono 457 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

Aprilia Tuono 457

48 hp and 0.27 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$6,599$5,499
KickTheStand score8 / 108.2 / 10
Performance
Engine457cc twin125cc single
Power48 hp15 hp
Torque43.5 Nm12 Nm
Power-to-weight0.27 hp/kg0.09 hp/kg
Chassis & brakes
Front suspension41mm USD fork43mm WP Apex USD fork
Rear suspensionMonoshockWP Apex monoshock
Front brakesSingle 320mm disc, ByBre radial 4-pistonSingle 300mm disc, radial 4-piston
Rear brakesSingle 220mm discSingle 230mm disc
Dimensions & practicality
Weight175 kg159 kg
Seat height800 mm820 mm
Fuel capacity13 L13.4 L
Suitability
ClassNakedNaked
A2 licenceYesYes
Good for beginnersYesYes
Best forcommuting, sport, learninglearning, commuting, 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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Aprilia Tuono 457 vs KTM 125 Duke: your questions answered

Which is faster, the Aprilia Tuono 457 or the KTM 125 Duke?

The Aprilia Tuono 457 makes the most power at 48 hp and 43.5 Nm, giving it the edge on outright performance.

Which is cheaper, the Aprilia Tuono 457 or the KTM 125 Duke?

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

Which is lighter, the Aprilia Tuono 457 or the KTM 125 Duke?

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 Aprilia Tuono 457 or the KTM 125 Duke?

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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