Triumph Street Triple 765 R 2021 vs. Triumph Trident 660 2021

Triumph Street Triple 765 R 2021

Triumph Street Triple 765 R 2021

Triumph Trident 660 2021

Triumph Trident 660 2021

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Overview - Triumph Street Triple 765 R 2021 vs Triumph Trident 660 2021

The Triumph Street Triple 765 R 2021 and the Triumph Trident 660 2021 are both naked bikes from Triumph, but they have some notable differences in their technical specifications and strengths.

Starting with the engine and drive train, both bikes have an inline three-cylinder engine and a liquid cooling system. However, the Street Triple 765 R has a larger displacement of 765cc compared to the Trident 660's 660cc. This results in the Street Triple 765 R having more power with 118 HP compared to the Trident 660's 81 HP. The Street Triple 765 R also has higher torque with 77 Nm compared to the Trident 660's 64 Nm. Both bikes have fuel injection systems and three cylinders.

In terms of suspension, both bikes feature upside-down telescopic forks at the front and swing arm suspensions at the rear. The Street Triple 765 R and the Trident 660 both use Showa suspension components. However, the Street Triple 765 R offers more adjustability with compression, preload, and rebound adjustments at the rear, while the Trident 660 only has preload adjustment. The Street Triple 765 R also has an aluminum swing arm, while the Trident 660 has a steel swing arm.

Triumph Street Triple 765 R 2021

Triumph Street Triple 765 R 2021

In terms of the chassis, the Street Triple 765 R has an aluminum frame with a twin tube design, while the Trident 660 has a steel frame with a perimeter design. Both bikes have double disk brakes at the front with a diameter of 310mm. However, the Street Triple 765 R has four-piston Brembo calipers, while the Trident 660 has double-piston Nissin calipers.

Both bikes come with advanced rider assistance systems such as ABS, riding modes, and traction control. The Street Triple 765 R also features ride by wire technology, which provides precise throttle control.

In terms of dimensions and weights, both bikes have the same front and rear tire widths and diameters. The Street Triple 765 R has a slightly longer wheelbase of 1405mm compared to the Trident 660's 1401mm. The Street Triple 765 R also has a higher seat height of 825mm compared to the Trident 660's 805mm. Additionally, the Street Triple 765 R has a larger fuel tank capacity of 17.4 liters compared to the Trident 660's 14 liters.

Triumph Trident 660 2021

Triumph Trident 660 2021

In terms of strengths, the Street Triple 765 R offers a wide usable rev range, an active seating position, high stability, a great gearbox with a shift assistant, and a first-class chassis. On the other hand, the Trident 660 boasts a powerful three-cylinder powerplant, surprisingly good chassis and brakes for its class, extensive electronic equipment, and the option for a quickshifter with a blipper. The Trident 660 also has simple and accessible controls.

However, both bikes have their weaknesses. The Street Triple 765 R's traction control regulates early, the seat has little grip, and the display is outdated. The Trident 660's traction control is overall very defensive.

In conclusion, the Triumph Street Triple 765 R 2021 and the Triumph Trident 660 2021 are both impressive naked bikes with their own strengths and weaknesses. The Street Triple 765 R offers more power and adjustability, while the Trident 660 provides a powerful engine and extensive electronic equipment. Ultimately, the choice between the two will depend on the rider's preferences and priorities.

Technical Specifications Triumph Street Triple 765 R 2021 compared to Triumph Trident 660 2021

Triumph Street Triple 765 R 2021
Triumph Trident 660 2021

Engine and Drive Train

Engine typeEngine typeIn lineEngine typeIn line
BoreBore78 mmBore74 mm
StrokeStroke53.4 mmStroke51.1 mm
Engine powerEngine power118 HPEngine power81 HP
Rpm at Max. PowerRpm at Max. Power12,000 rpmRpm at Max. Power10,250 rpm
TorqueTorque77 NmTorque64 Nm
Rpm at TorqueRpm at Torque9,400 rpmRpm at Torque6,250 rpm
Compression RatioCompression Ratio12.65 Compression Ratio11.95
Fuel systemFuel systemInjectionFuel systemInjection
StarterStarterElectricStarterElectric
Clutch TypeClutch TypeMultiplate in oil-bath, AntihoppingClutch TypeMultiplate in oil-bath, Antihopping
TransmissionTransmissionChainTransmissionChain
Transmission TypeTransmission TypeGearshiftTransmission TypeGearshift
Number of gearsNumber of gears6Number of gears6
CylindersCylinders3Cylinders3
StrokesStrokes4-StrokeStrokes4-Stroke
Valves per cylinderValves per cylinder4Valves per cylinder4
ValvesValvesDOHCValvesDOHC
CoolingCoolingliquidCoolingliquid
DisplacementDisplacement765 ccmDisplacement660 ccm

Suspension Front

Front suspensionFront suspensionUpside-Down telescopic forkFront suspensionUpside-Down telescopic fork
BrandBrandShowaBrandShowa
DiameterDiameter41 mmDiameter41 mm

Suspension Rear

SuspensionSuspensionSwing armSuspensionSwing arm
Shock absorberShock absorberMonoshockShock absorberMonoshock
Shock mountShock mountDeflectionShock mountDeflection
BrandBrandShowaBrandShowa
AdjustmentAdjustmentCompression, Preload, ReboundAdjustmentPreload
MaterialMaterialAluminiumMaterialSteel

Chassis

FrameFrameAluminiumFrameSteel
Frame typeFrame typeTwin TubeFrame typePerimeter
RakeRake66.5 degreeRake24.6 degree
TrailTrail98.3 mmTrail107.3 mm

Brakes Front

TypeTypeDouble diskTypeDouble disk
DiameterDiameter310 mmDiameter310 mm
PistonPistonFour pistonsPistonDouble piston
BrandBrandBremboBrandNissin

Brakes Rear

TypeTypeDiscTypeDisc
DiameterDiameter220 mmDiameter255 mm
PistonPistonSingle pistonPistonSingle piston
BrandBrandBremboBrandNissin

Assistance Systems

Advanced Rider Assistance SystemsAdvanced Rider Assistance SystemsABS, Riding modes, Ride by Wire, Traction controlAdvanced Rider Assistance SystemsABS, Riding modes, 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
WidthWidth775 mmWidth795 mm
HeightHeight1,065 mmHeight1,089 mm
WheelbaseWheelbase1,405 mmWheelbase1,401 mm
Seat HeightSeat Height825 mmSeat Height805 mm
Fuel Tank CapacityFuel Tank Capacity17.4 lFuel Tank Capacity14 l
License compliancyLicense compliancyALicense compliancyA2, A

Pros and Cons in comparison

Pros and Cons in comparison

Triumph Street Triple 765 R 2021

Triumph Street Triple 765 R 2021

The Street Triple R is well equipped for the occasional track day and delivers good performance. This is where the lively three-cylinder engine really comes into its own. But the agile Triumph is also great fun on country roads, as long as you keep it revved up. All in all, the clear price-performance winner of the Street Triple range.

Wide usable rev range

active seating position

high stability

great gearbox including shift assistant

first-class chassis.

Traction control regulates early

seat with little grip

display outdated

Triumph Trident 660 2021

Triumph Trident 660 2021

You can tell that the Trident is a new bike. Triumph has developed the necessary ingredients for the year 2021 with pinpoint accuracy. Cheeky but not intrusive sound, a lively engine and a comprehensive electronics package including quickshifter are simply fun. A casual motorbike that even experienced riders can have a lot of fun riding.

Powerful three-cylinder powerplant

surprisingly good chassis and brakes for this class

extensive electronic equipment

optional quickshifter with blipper

simple and accessible controls

Traction control overall very defensive

Price Comparison Avarage Market Price Triumph Street Triple 765 R vs Triumph Trident 660

There are a few key differences between a Triumph Street Triple 765 R 2021 and a Triumph Trident 660 2021. In terms of price, the actual average price of a Triumph Street Triple 765 R 2021 is about 31% higher. Compared to Triumph Trident 660 2021 there are less Triumph Street Triple 765 R 2021 bikes available on the 1000PS.de Marketplace, specifically 5 compared to 23. It takes less time to sell a Triumph Trident 660 with 85 days compared to 139 days for the Triumph Street Triple 765 R. Since model year 2017 1000PS.de editors have written 15 reviews for the Triumph Street Triple 765 R and 20 reviews for the Triumph Trident 660 since model year 2021. The first review for the Triumph Street Triple 765 R was published on 1/10/2017 and now has more than 58,400 views. This compares to more than 76,700 views for the first review on Triumph Trident 660 published on 10/30/2020.

Price Triumph Street Triple 765 R

Model year
Current average market prices

Price Triumph Trident 660

Model year
Current average market prices

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