Yamaha FZ-S Fi - 2023 Specifications and Reviews

The 2023 Yamaha FZ-S Fi is an entry-level naked bike designed for new riders and daily commuters seeking an affordable, reliable motorcycle. Powered by a 149cc single-cylinder engine producing 12.4 horsepower, it offers manageable performance with fuel injection for easy starting and consistent operation. Known for its lightweight handling, low seat height, and practical design, the FZ-S Fi excels as an accessible first bike or cost-effective urban transport.

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General information

CategoryNaked bike
Year2023
ModelYamaha FZ-S Fi
 
 

Engine and Transmission Specifications

ClutchWet, multiple-disc
Transmission typeChain   (final drive)
Gearbox5-speed
Cooling systemAir
Lubrication systemForce-feed lubrication, wet sump
IgnitionTCI
Fuel controlSingle Overhead Cams (SOHC)
Fuel systemInjection
Valves per Cylinder2
Bore x Stroke57.3 x 57.9 mm (2.3 x 2.3 inches)
Compression9.6:1
Torque13.3 Nm (1.4 kgf-m or 9.8 ft.lbs) @ 5500 RPM
Power12.4 HP (9.1 kW) @ 7250 RPM
Engine typeSingle cylinder, four-stroke
Capacity:149.0 ccm (9.09 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakesExpanding brake (drum brake). ABS
Diameter282 mm (11.1 inches)
Front brakesSingle disc. ABS
Rear tire140/60-17
Front tire100/80-17
Rear Suspension7-Step Adjustable Monocross
Front SuspensionTelescopic fork
Trail101 mm (4.0 inches)
Rake (fork angle)25.0°
Frame typeDiamond

Physical measures and capacities

Fuel capacity13.00 litres (3.43 US gallons)
Wheelbase1330 mm (52.4 inches)
Ground clearance165 mm (6.5 inches)
Overall width780 mm (30.7 inches)
Overall length1990 mm (78.3 inches)
Overall height1080 mm (42.5 inches)
Seat height790 mm (31.1 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc135.0 kg (297.6 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
CommentsEco indicator. Sold in Asia.
LightLED lights
InstrumentsDigital
StarterElectric
Color optionsMatte Red, Dark Matte Blue

Performance Profile & Rider Fit

12.4 hp
Peak Power

Best For

Track10%
City78%
Cornering45%
Daily Riding80%
Touring35%
Passenger45%

Rider Profile

Best ForNote: the given specifications are for the Yamaha FZ-X, a scrambler-styled sibling of the FZ-S, so this profile reflects that model rather than the FZ-S Fi directly; it suits beginners and casual riders comfortable on a light, low-powered commuter.
PurposeBuilt primarily as an around-town commuter with light scrambler styling rather than a performance or adventure machine.
Rider FitIts low seat height and light 139 kg weight make it very manageable for riders of most sizes and shorter inseams.
CharacterA friendly, easygoing single-cylinder runabout that favors smooth, relaxed torque delivery over outright speed or aggression.
Not Ideal ForNot suited for highway touring, high-speed travel, serious off-road use, or riders seeking strong passenger comfort over distance.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2023 Yamaha FZ-S Fi Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 790mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2023 Yamaha FZ-S Fi, with a moderate knee angle of around 115 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2023 Yamaha FZ-S Fi is a versatile and powerful motorcycle that offers a smooth and efficient ride. With its fuel-injected engine, riders can enjoy responsive throttle control and improved fuel efficiency. The FZ-S Fi is also equipped with a sleek and stylish design, making it a standout option in the world of sport bikes. Its ergonomic features, such as a comfortable seat and well-positioned handlebars, make for an enjoyable riding experience. In addition to its performance capabilities, the 2023 Yamaha FZ-S Fi also comes with advanced safety features, including ABS brakes for enhanced stopping power. The bike's nimble handling and lightweight construction make it easy to maneuver through various riding environments. Overall, the FZ-S Fi is a top contender for riders in search of a reliable and dynamic motorcycle that delivers on both performance and style.
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