Yamaha Cygnus Alpha Specs (Top Speed | Horsepower | Weight)

The Yamaha Cygnus Alpha motorcycle specifications include a 113 cc (6.90 cu in) engine, an automatic gearbox, and a listed weight of 102 kg (224.9 lb).

Key specifications

2018Year released
113 ccDisplacement
8.1 Nm @ 5,000 rpmTorque
102 kgWet weight
775 mmSeat height
5.2 LFuel tank
1,270 mmWheelbase
130 mmGround clearance

How the Yamaha Cygnus Alpha compares

This compares the motorcycle with all Yamaha models in this specifications database. The blue marker is this model and the grey line is the Yamaha database average.

Displacement113 cc
Low 49 ccAverage 550 ccHigh 1,852 cc

About 79% lower than the Yamaha database average. Around the 12th percentile across Yamaha models.

Wet weight102 kg
Low 72.1 kgAverage 186.3 kgHigh 348.7 kg

About 45% lighter than the Yamaha database average. Around the 12th percentile across Yamaha models.

Seat height775 mm
Low 635 mmAverage 793 mmHigh 989 mm

Very close to the Yamaha database average. Around the 35th percentile across Yamaha models.

Fuel capacity5.2 L
Low 4 LAverage 13 LHigh 24 L

About 60% smaller than the Yamaha database average. Around the 8th percentile across Yamaha models.

This model Yamaha database average

Yamaha database percentile rankings

Percentiles show where this motorcycle sits across the Yamaha specifications database. They are descriptive database rankings, not performance ratings.

Displacement12th

113 cc — larger displacement than about 12% of Yamaha models.

Wet weight12th

102 kg — heavier than about 12% of Yamaha models, or lighter than about 88%.

Seat height35th

775 mm — taller than about 35% of Yamaha models.

Fuel capacity8th

5.2 L — larger than about 8% of Yamaha fuel tanks in this database.

Dimensions compared with Yamaha average

Each measurement is compared with the average value across Yamaha models where that dimension is available.

Overall length1,795 mm
This bike

1,795

Yamaha avg

2,082

14% below average.

Overall width700 mm
This bike

700

Yamaha avg

823

15% below average.

Overall height1,125 mm
This bike

1,125

Yamaha avg

1,172

4% below average.

Wheelbase1,270 mm
This bike

1,270

Yamaha avg

1,416

10% below average.

Seat height775 mm
This bike

775

Yamaha avg

793

Close to average.

Ground clearance130 mm
This bike

130

Yamaha avg

181

28% below average.

Mechanical overview

Engine layout snapshot

Single cylinder, four-stroke • 113 cc • Air cooled
Chassis snapshot

Wheelbase 1,270 mmSeat 775 mmClearance 130 mm
Automatic • Belt (final drive) • 90/100-10 front / 90/100-10 rear

Additional useful specifications

Front tire size 90/100-10
Rear tire size 90/100-10
Front tire width 90 mm
Front tire aspect ratio 100%
Front rim diameter 10 in
Rear tire width 90 mm
Rear tire aspect ratio 100%
Rear rim diameter 10 in
Bore/stroke ratio 0.87:1 (Undersquare)

Model information

Year released 2018
Category Scooter

Engine specifications

Engine type Single cylinder, four-stroke
Displacement 113 cc (6.90 cu in)
Torque 8.1 Nm (0.8 kgf-m or 6.0 ft.lbs) @ 5,000 rpm
Bore × stroke 50.0 x 57.8 mm (2.0 x 2.3 inches)
Compression ratio 9.2:1
Cooling system Air
Fuel system Carburettor
Fuel control Single Overhead Cams (SOHC)
Ignition C.D.I.(Capacitor Discharge lgnition)
Starter Electric & kick
Lubrication Wet Sump

Transmission and drivetrain

Gearbox Automatic
Final drive Belt (final drive)
Clutch Dry, Centrifugal, Shoe

Chassis and suspension

Frame Underbone
Front suspension Telescopic fork
Rear suspension Unit swing

Brakes, wheels and tires

Front brakes Single disc. Optional drum
Rear brakes Single disc. Optional drum
Front tire 90/100-10
Rear tire 90/100-10

Dimensions and weight

Wet weight 102 kg (224.9 lb)
Seat height 775 mm (30.5 inches)
Overall length 1,795 mm (70.7 inches)
Overall width 700 mm (27.6 inches)
Overall height 1,125 mm (44.3 inches)
Wheelbase 1,270 mm (50.0 inches)
Ground clearance 130 mm (5.1 inches)

Fuel and emissions

Fuel capacity 5.20 L (1.37 US gal)

Electrical and instruments

Electrical 12 V, 5 AH (10 HR) battery.

Other specifications

Color options Blue, cyan, black

Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Yamaha models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Yamaha information before relying on them. Visit the official Yamaha website.