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All Bikes/Compare/Kawasaki Z400 vs Triumph Street Triple

Kawasaki Z400 vs Triumph Street Triple

Side-by-side comparison for used motorcycle buyers

Kawasaki Z400 vs Triumph Street Triple. Kawasaki Z400: 45 hp @ 10,000 rpm hp, 167 kg (curb weight) weight, top speed 175 km/h (estimated), Motoryk rating 8.0/10. Triumph Street Triple: 118 hp @ 12,000 rpm (2023 Street Triple RS 765; base R variant approx. 94 hp; note: varies significantly by variant and year) hp, 166 kg (wet/curb weight, Street Triple RS; base variants approx. 168 kg) weight, top speed 225 km/h (note: approximate; RS variant slightly higher, around 230 km/h), Motoryk rating 8.5/10.

Performance at a Glance

Green = winner per metric · Bars are relative to the higher value

Kawasaki Z400 Triumph Street Triple
Horsepower (hp)
45 hp
118 hp
Torque (Nm)
38 Nm
79 Nm
Top Speed (km/h)
175 km/h
225 km/h
Weight (kg) — lower is better
167 kg
166 kg
Type
Naked
Naked
Horsepower
45 hp @ 10,000 rpm
118 hp @ 12,000 rpm (2023 Street Triple RS 765; base R variant approx. 94 hp; note: varies significantly by variant and year)
Torque
38 Nm @ 8,000 rpm
79 Nm @ 9,350 rpm (Street Triple RS 765; note: varies by variant)
Top Speed
175 km/h (estimated)
225 km/h (note: approximate; RS variant slightly higher, around 230 km/h)
Weight
167 kg (curb weight)
166 kg (wet/curb weight, Street Triple RS; base variants approx. 168 kg)
Fuel
4.5 L/100km (approx. 22 km/L real-world average)
5.5–6.5 L/100km (approx. 15–18 km/L, real-world average; note: varies by variant and riding style)
Fairing
No
No

Individual Reviews

Kawasaki Z400
Kawasaki Z400
8.0/10

"The sharpest small naked you can buy used right now."

Pros
+Punchy, rev-happy parallel twin
+Excellent suspension for class
+Genuinely stylish naked design
Cons
Fork seals fail prematurely
Tip-over damage common used
Limited wind protection highway
Triumph Street Triple
Triumph Street Triple
8.5/10

"The best all-rounder middleweight money can buy used."

Pros
+Triple engine sounds incredible
+Razor-sharp chassis response
+Comfortable all-day ergonomics
Cons
Throttle body issues on older bikes
Fuel economy genuinely poor
Pillion seat essentially decorative

Top 10 Accessories

Picks that work on either bike.

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Evotech Frame Crash Protectors Kawasaki Z400 2019+
Evotech · Frame Sliders
Evotech Frame Crash Protectors Kawasaki Z400 2019+
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R&G Racing Aero Frame Sliders Triumph Street Triple
R&G · Frame Sliders
R&G Racing Aero Frame Sliders Triumph Street Triple
View on Amazon →
Evotech Tail Tidy Fender Eliminator Kawasaki Z400
Evotech · Tail Tidy
Evotech Tail Tidy Fender Eliminator Kawasaki Z400
View on Amazon →
Evotech Performance Engine Case Cover Set Street Triple
Evotech · Crash Protection
Evotech Performance Engine Case Cover Set Street Triple
View on Amazon →
💨
Yoshimura · Exhaust Slip-On
Yoshimura R-77 Slip-On Exhaust Kawasaki Z400
View on Amazon →
Caltric Front Rear Brake Pads Compatible with Triumph Street Triple 675 2007-2014
Brake Pads
Caltric Front Rear Brake Pads Compatible with Triumph Street Triple 675 2007-2014
View on Amazon →
PUIG Naked New Generation Sport Screen Kawasaki Z400
PUIG · Windscreen
PUIG Naked New Generation Sport Screen Kawasaki Z400
View on Amazon →
Valvoline 4-Stroke Motorcycle Full Synthetic 10W-40 Motor Oil 1 Quart
Engine Oil
Valvoline 4-Stroke Motorcycle Full Synthetic 10W-40 Motor Oil 1 Quart
View on Amazon →
R&G Engine Case Covers Kawasaki Z400 2019+
R&G · Crash Bars
R&G Engine Case Covers Kawasaki Z400 2019+
View on Amazon →
AJC Battery Compatible with Triumph Street Triple R ABS 675CC Motorcycle Battery (2014-2016)
Battery
AJC Battery Compatible with Triumph Street Triple R ABS 675CC Motorcycle Battery (2014-2016)
View on Amazon →
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