Aprilia Tuono 660 2021 vs. KTM 790 Duke 2020

When comparing the Aprilia Tuono 660 2021 and the KTM 790 Duke 2020, several factors come into play.

In terms of engine specifications, both bikes have a 2-cylinder engine with fuel injection and liquid cooling. However, the Tuono 660 has a slightly lower engine power of 95 HP compared to the 105 HP of the 790 Duke. The Tuono 660 also has a displacement of 659cc, while the 790 Duke has a larger displacement of 799cc.

In terms of suspension, both bikes feature an upside-down telescopic fork at the front and a swing arm with a monoshock at the rear. The Tuono 660 uses Kayaba suspension components, while the 790 Duke uses WP suspension. Both bikes offer preload adjustment at the rear, but the Tuono 660 also has rebound adjustment. The rear suspension of both bikes is made of aluminum.

Aprilia Tuono 660 2021

When it comes to the chassis, the Tuono 660 has an aluminum frame that is load-bearing, while the 790 Duke has a chromium-molybdenum tubular frame. Both bikes have double disk brakes at the front with a diameter of 320mm for the Tuono 660 and 300mm for the 790 Duke. The front brakes on both bikes use four pistons and radial technology.

In terms of advanced rider assistance systems, both bikes offer ABS and traction control. The Tuono 660 also includes additional features such as riding modes, launch control, ride by wire, quickshifter, and anti-wheelie. The 790 Duke, on the other hand, offers a windscreen that is adjustable.

When it comes to dimensions and weights, both bikes have a front tire width of 120mm and a rear tire width of 180mm. The Tuono 660 has a front tire diameter of 17 inches, while the 790 Duke has a slightly larger front tire diameter of 17 inches. The wheelbase of the Tuono 660 is 1370mm, while the 790 Duke has a longer wheelbase of 1475mm. The seat height of the Tuono 660 is 820mm, while the 790 Duke has a slightly higher seat height of 825mm. Both bikes have a dry weight of 169kg and a fuel tank capacity of 15 liters for the Tuono 660 and 14 liters for the 790 Duke.

In terms of equipment, both bikes feature LED headlights, but the 790 Duke also includes a TFT display.

KTM 790 Duke 2020

In terms of strengths, the Tuono 660 is praised for its easy-to-operate engine with a good sound, sporty handling, good ergonomics, decent brakes, and stable and precise chassis. The 790 Duke is praised for its high-revving two-cylinder engine, quickshifter as standard, great chassis set-up, playful handling, high-quality electronics package, TFT display, and good price/performance ratio.

However, the Tuono 660 is criticized for its price/performance ratio not being right and the fact that the IMU package costs extra. On the other hand, the 790 Duke is criticized for only having rear suspension spring preload adjustment.

In conclusion, both the Aprilia Tuono 660 2021 and the KTM 790 Duke 2020 have their strengths and weaknesses. The Tuono 660 offers a sporty and easy-to-handle package with extensive electronics, while the 790 Duke provides a high-revving engine and a great chassis set-up at a good price. Ultimately, the choice between the two will depend on individual preferences and priorities.