Key performance
Technical specifications
Engine
- Displacement
- 806 cc
- Power
- 113.0 ch @ 10200 tr/min (82.5 kW)
- Torque
- 83.0 Nm @ 8000 tr/min
- Engine type
- In-line four, four-stroke
- Cooling
- Liquid
- Compression ratio
- 11.9:1
- Bore × stroke
- 71.0 x 50.9 mm (2.8 x 2.0 inches)
- Valves/cylinder
- 4
- Fuel system
- Injection. 34 mm x 4 (Mikuni), with dual throttle valves
- Valve timing
- Double Overhead Cams/Twin Cam (DOHC)
- Lubrication
- Forced lubrication, wet sump
- Ignition
- Digital
- Starter
- Electric
Chassis
- Frame
- Tubular backbone (with engine sub-frame), high-tensile steel
- Gearbox
- 6-speed
- Final drive
- Chain (final drive)
- Clutch
- Wet multi-disc, manual
- Front suspension
- 41 mm inverted fork
- Rear suspension
- Bottom-Link Uni-Trak, gas-charged shock with 7-way preload adjustability
Brakes
- Front brakes
- Double disc. Floating discs. Optional ABS.
- Rear brakes
- Single disc. Single-piston caliper. Optional ABS.
- Front tyre
- 120/70-ZR17
- Rear tyre
- 180/55-ZR17
Dimensions
- Seat height
- 834.00 mm
- Wheelbase
- 1445.00 mm
- Ground clearance
- 150.00 mm
- Length
- 2100.00 mm
- Width
- 800.00 mm
- Height
- 1050.00 mm
- Fuel capacity
- 17.00 L
- Weight
- 226.00 kg
Overview
When Kawasaki released the Z800, it wasn't about offering just another roadster in an already crowded lineup. It was about defining a temperament. Inline four-cylinder engine, 806 cc, 113 horsepower at 10,200 rpm and 83.4 Nm of torque at 8,100 rpm: the raw figures already set the tone for a machine built to bite into the asphalt, not to leisurely cruise on Sunday mornings with soft leather gloves.

The Kawasaki Z800 Performance version pushes the concept a step further, and that's where things get interesting. The Akrapovic silencer supplied as standard isn't a marketing gimmick glued onto the end of the exhaust pipe to inflate the bill. It weighs 65% less than the standard can, or 4,800 grams recovered where a roadster needs it most, in a high and rearward position. On a machine displaying 224 kg when fully fueled, that's not insignificant. Performance also increases, with a few extra horsepower added to an already well-bred engine, and above all, a sound that finally escapes the usual muffled register. A Kawasaki four-cylinder that truly sings is another conversation altogether.
The complete package doesn't stop there. A small screen covers the head of the 41 mm inverted fork, bringing a more aggressive visual touch without pretending to compete with a sports fairing. Semi-transparent gel tank protectors prevent zipper marks on the paint, a practical detail often overlooked on naked roadsters. The single-seat cowl, matching the color of the bike, completes the ensemble with a stylistic consistency rarely found at this level of finish. On a used Kawasaki Z800 Performance, these elements tend to age well, which correctly preserves the market value.
The question of price deserves attention. At 9,349 euros, you're dangerously approaching the territory of big streetfighters. The Honda CB1000R of the time is barely more expensive, with 100 cc and a couple of dozen horsepower more under the tank. Kawasaki is therefore betting on the relative lightness of its Z800, on the more nervous character of an engine that plays in a different power register, and on a factory equipment package more complete than direct competitors. It's a consistent bet for an urban or road rider who wants a temperamental roadster without being overwhelmed by an overly large displacement.
For the Kawasaki Z800 Performance 0-100 sprint, the four-cylinder does the job convincingly, the torque available from the mid-range offering that sensation of continuous propulsion that characterizes good inline-fours. The six-speed gearbox shifts cleanly, the chain drive requires no particular attention. The steel tubular frame, inverted fork, and single rear shock absorber ensure healthy handling without technical revolution. It’s a motorcycle that fully embraces its positioning as a premium mid-size roadster: not the most powerful, not the lightest, but consistent from the seat to the silencer.
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