KTM 790 Duke 2020 vs. Suzuki GSX-8S 2023

KTM 790 Duke 2020

KTM 790 Duke 2020

Suzuki GSX-8S 2023

Suzuki GSX-8S 2023

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Overview - KTM 790 Duke 2020 vs Suzuki GSX-8S 2023

The KTM 790 Duke model year 2020 and the Suzuki GSX-8S model year 2023 are both naked bikes with similar technical specifications. They both have inline engines with liquid cooling and fuel injection systems. However, there are some differences in their performance and features.

In terms of engine power, the KTM 790 Duke has a higher output with 105 HP compared to the Suzuki GSX-8S with 83 HP. This means that the KTM offers more power and potentially better acceleration.

Both bikes have a two-cylinder engine configuration and offer upside-down telescopic fork front suspension and swing arm rear suspension with monoshock absorbers. The KTM 790 Duke has a preload adjustment for the rear suspension, while the Suzuki GSX-8S lacks this feature. However, the Suzuki GSX-8S compensates with a steel frame, which may provide additional stability and durability.

In terms of braking, both bikes have double disk front brakes with four-piston calipers and radial technology. The KTM 790 Duke has slightly smaller brake disks with a diameter of 300 mm compared to the Suzuki GSX-8S with 310 mm. However, both bikes should offer reliable and responsive braking performance.

KTM 790 Duke 2020

KTM 790 Duke 2020

Both bikes are equipped with advanced rider assistance systems such as ABS, riding modes, and traction control. The Suzuki GSX-8S also offers additional features like ride by wire and a shift assistant with blipper, which allows for smoother gear shifts.

In terms of dimensions and weights, both bikes have the same front and rear tire widths and diameters. The KTM 790 Duke has a slightly longer wheelbase of 1475 mm compared to the Suzuki GSX-8S with 1465 mm. The seat height is also slightly higher on the KTM at 825 mm compared to 810 mm on the Suzuki.

Both bikes have a fuel tank capacity of 14 liters, which should provide a decent range for longer rides. The KTM 790 Duke also features an adjustable windscreen, which can provide additional wind protection for the rider.

Suzuki GSX-8S 2023

Suzuki GSX-8S 2023

In terms of equipment, the Suzuki GSX-8S has some additional features compared to the KTM 790 Duke. It comes with LED daytime running lights, LED headlights, and a TFT display, which may offer better visibility and a more modern look.

In terms of strengths, the KTM 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. On the other hand, the Suzuki GSX-8S is praised for its high-torque engine, stable handling, good seat and riding position, precise quickshifter, high-quality controls, very good display, and good ergonomics.

In terms of weaknesses, the KTM 790 Duke has a limitation in its rear suspension adjustment, as it only allows for preload adjustment. The Suzuki GSX-8S has some minor drawbacks, such as a slightly heavier weight compared to other bikes in its class, a quickshifter and gearstick that require more force to operate, and an engine that lacks rev reserves upwards.

Overall, both the KTM 790 Duke 2020 and the Suzuki GSX-8S 2023 offer strong performance and features in the naked bike category. The choice between the two would depend on individual preferences and priorities, such as power, handling, features, and price.

Technical Specifications KTM 790 Duke 2020 compared to Suzuki GSX-8S 2023

KTM 790 Duke 2020
Suzuki GSX-8S 2023

Engine and Drive Train

Engine typeEngine typeIn lineEngine typeIn line crankpin offset
BoreBore88 mmBore84 mm
StrokeStroke65.7 mmStroke70 mm
Engine powerEngine power105 HPEngine power83 HP
Fuel systemFuel systemInjectionFuel systemInjection
StarterStarterElectricStarterElectric
Clutch TypeClutch TypeMultiplate in oil-bathClutch TypeMultiplate in oil-bath
TransmissionTransmissionChainTransmissionChain
Transmission TypeTransmission TypeGearshiftTransmission TypeGearshift
Number of gearsNumber of gears6Number of gears6
CylindersCylinders2Cylinders2
StrokesStrokes4-StrokeStrokes4-Stroke
Valves per cylinderValves per cylinder4Valves per cylinder4
ValvesValvesDOHCValvesDOHC
CoolingCoolingliquidCoolingliquid
DisplacementDisplacement799 ccmDisplacement776 ccm

Suspension Front

Front suspensionFront suspensionUpside-Down telescopic forkFront suspensionUpside-Down telescopic fork
BrandBrandWPBrandKayaba
TravelTravel140 mmTravel130 mm

Suspension Rear

SuspensionSuspensionSwing armSuspensionSwing arm
Shock absorberShock absorberMonoshockShock absorberMonoshock
BrandBrandWPBrandKayaba
AdjustmentAdjustmentPreloadAdjustmentPreload
MaterialMaterialAluminiumMaterialAluminium

Chassis

FrameFrameChromium-molybdenumFrameSteel
RakeRake66 degreeRake65 degree

Brakes Front

TypeTypeDouble diskTypeDouble disk
DiameterDiameter300 mmDiameter310 mm
PistonPistonFour pistonsPistonFour pistons
TechnologyTechnologyradialTechnologyradial

Brakes Rear

TypeTypeDiscTypeDisc

Assistance Systems

Advanced Rider Assistance SystemsAdvanced Rider Assistance SystemsABS, Riding modes, Traction controlAdvanced Rider Assistance SystemsABS, Riding modes, Ride by Wire, Shift assistant with blipper, Traction control

Dimensions and Weights

Front tyre widthFront tyre width120 mmFront tyre width120 mm
Front tyre heightFront tyre height70 %Front tyre height70 %
Front tyre diameterFront tyre diameter17 inchFront tyre diameter17 inch
Rear tyre widthRear tyre width180 mmRear tyre width180 mm
Rear tyre heightRear tyre height55 %Rear tyre height55 %
Rear tyre diameterRear tyre diameter17 inchRear tyre diameter17 inch
WheelbaseWheelbase1,475 mmWheelbase1,465 mm
Seat HeightSeat Height825 mmSeat Height810 mm
Fuel Tank CapacityFuel Tank Capacity14 lFuel Tank Capacity14 l
License compliancyLicense compliancyALicense compliancyA2, A

Equipment

EquipmentEquipmentWindscreen adjustableEquipmentLED daytime running lights, LED-Headlights, TFT display

Pros and Cons in comparison

Pros and Cons in comparison

KTM 790 Duke 2020

KTM 790 Duke 2020

A sporty naked bike that not only has enough power, but also playful handling and high-quality equipment - the KTM 790 Duke ticks all the boxes. If the looks don't bother you, it's hard to find anything the 790 can't do well, because in its hunting ground - the country road - it forms a wonderfully rounded package that doesn't really leave anything to be desired. Initial teething troubles have also been solved, which is why the KTM 790 Duke is still a real recommendation!

high-revving two-cylinder

quickshifter + as standard

great chassis set-up

playful handling

high-quality electronics package

TFT display

good price/performance ratio

Suspension spring preload adjustable at the rear only

Suzuki GSX-8S 2023

Suzuki GSX-8S 2023

For years, Suzuki was the brand that offered nice bikes at a good price/performance ratio. With the Suzuki GSX-8S, the brand is much more self-confident. It presents itself as high-quality, mature and places itself at the top of a hard-fought class. The unspectacular performance data and the relatively high weight tarnish the picture only briefly. During the test rides, the Suzuki was completely convincing. A really good motorbike.

Full-grown and high-quality overall concept

high-torque engine

first-class running culture, stable handling, overall very high-quality impression

Very good seat

Great nakedbike riding position

Good and precise quickshifter

high-quality controls

very good display

Suspension offers reserves for a wide range of uses despite lack of adjustment options

Good ergonomics

Quickshifter and gearstick require a little more operating force than usual

Motorbike somewhat heavier than other bikes in this class

ABS controls very defensively

Engine has no rev reserves upwards

Price Comparison Avarage Market Price KTM 790 Duke vs Suzuki GSX-8S

There are a few key differences between a KTM 790 Duke 2020 and a Suzuki GSX-8S 2023. In terms of price, the actual average prices of both motorbikes are almost the same. Compared to Suzuki GSX-8S 2023 there are less KTM 790 Duke 2020 bikes available on the 1000PS.de Marketplace, specifically 25 compared to 173. It takes less time to sell a Suzuki GSX-8S with 59 days compared to 78 days for the KTM 790 Duke. Since model year 2018 1000PS.de editors have written 35 reviews for the KTM 790 Duke and 13 reviews for the Suzuki GSX-8S since model year 2023. The first review for the KTM 790 Duke was published on 11/9/2016 and now has more than 160,600 views. This compares to more than 47,300 views for the first review on Suzuki GSX-8S published on 11/8/2022.

Price KTM 790 Duke

Model year
Current average market prices

Price Suzuki GSX-8S

Model year
Current average market prices

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