Aprilia Tuono V4 1100 Factory 2021 vs. KTM 690 Duke 2019

The Aprilia Tuono V4 1100 Factory 2021 and the KTM 690 Duke 2019 are both naked bikes with their own unique features and characteristics.

Starting with the engine and drive train, the Aprilia Tuono V4 1100 Factory 2021 boasts a powerful V4 engine with a whopping 175 HP and 121 Nm of torque. On the other hand, the KTM 690 Duke 2019 has a single-cylinder engine with 73 HP and 70 Nm of torque. While the Tuono offers more power, the Duke is still considered powerful and suitable for everyday use.

In terms of suspension, both bikes have upside-down telescopic forks at the front and swing arm suspension at the rear. However, the Tuono features Öhlins suspension, known for its excellent performance and adjustability, while the Duke is equipped with WP suspension, which is also highly regarded in the industry.

Aprilia Tuono V4 1100 Factory 2021

When it comes to brakes, both bikes have Brembo front brakes with four pistons. The Tuono has larger 330 mm diameter discs and utilizes radial, monoblock technology, which provides enhanced braking performance. The Duke, on the other hand, has slightly smaller 320 mm diameter discs but still offers excellent stopping power.

In terms of advanced rider assistance systems, the Tuono takes the lead with a wide range of features including anti-rollover control, electronically adjustable suspension, riding modes, cornering ABS, launch control, ride by wire, shift assistant with blipper, cruise control, traction control, and anti-wheelie. The Duke, on the other hand, only offers ride by wire technology.

In terms of dimensions and weights, both bikes have a similar front tire width of 120 mm and a 17-inch front tire diameter. However, the Tuono has a wider 200 mm rear tire compared to the Duke's 160 mm rear tire. The Tuono also has a slightly shorter wheelbase of 1450 mm compared to the Duke's 1466 mm. The seat height of the Tuono is 825 mm, while the Duke has a slightly higher seat height of 835 mm. The Tuono also has a larger fuel tank capacity of 18.5 liters compared to the Duke's 14 liters.

KTM 690 Duke 2019

In terms of strengths, the Tuono stands out with its powerful V4 engine, wonderful sound, sporty seating position, excellent Öhlins suspension, extensive electronics package, and attractive aesthetics. The Duke, on the other hand, is praised for its powerful engine, suitability for everyday use, numerous technical aids, maneuverability, and smooth running.

As for weaknesses, the Tuono is mentioned to be somewhat lacking in the lower rev range, which may be a drawback for some riders. On the other hand, the Duke is criticized by some for not being a "real" single-cylinder Duke, possibly implying that it may not meet the expectations of die-hard fans of the Duke series.

In conclusion, the Aprilia Tuono V4 1100 Factory 2021 and the KTM 690 Duke 2019 are both impressive naked bikes with their own unique strengths and weaknesses. The Tuono offers more power, advanced electronics, and a high-performance suspension, while the Duke excels in everyday usability and maneuverability. Ultimately, the choice between the two will depend on the rider's preferences and priorities.