Yamaha Mio Soul i 125 Specs (Top Speed | Horsepower | Weight)

The Yamaha Mio Soul i 125 motorcycle specifications include a 125 cc (7.63 cu in) engine, power of 9.4 hp (6.9 kW) @ 8,000 rpm, an automatic gearbox, and a listed weight of 96 kg (211.6 lb).

Key specifications

2018Year released
125 ccDisplacement
9.4 hpPower
9.6 Nm @ 5,500 rpmTorque
96 kgDry weight
750 mmSeat height
4.2 LFuel tank
1,260 mmWheelbase

How the Yamaha Mio Soul i 125 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.

Engine power9.4 hp
Low 2.8 hpAverage 53.3 hpHigh 171.2 hp

About 82% lower than the Yamaha database average. Around the 14th percentile across Yamaha models.

Displacement125 cc
Low 49 ccAverage 550 ccHigh 1,852 cc

About 77% lower than the Yamaha database average. Around the 25th percentile across Yamaha models.

Seat height750 mm
Low 635 mmAverage 793 mmHigh 989 mm

About 5% lower than the Yamaha database average. Around the 26th percentile across Yamaha models.

Fuel capacity4.2 L
Low 4 LAverage 13 LHigh 24 L

About 68% smaller than the Yamaha database average. Around the 4th 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.

Engine power14th

9.4 hp — more powerful than about 14% of Yamaha models with power data.

Displacement25th

125 cc — larger displacement than about 25% of Yamaha models.

Seat height26th

750 mm — taller than about 26% of Yamaha models.

Fuel capacity4th

4.2 L — larger than about 4% 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 length1,870 mm
This bike

1,870

Yamaha avg

2,082

10% below average.

Overall width685 mm
This bike

685

Yamaha avg

823

17% below average.

Wheelbase1,260 mm
This bike

1,260

Yamaha avg

1,416

11% below average.

Seat height750 mm
This bike

750

Yamaha avg

793

5% below average.

Ground clearance135 mm
This bike

135

Yamaha avg

181

25% below average.

Mechanical overview

Engine layout snapshot

Single cylinder, four-stroke • 125 cc • Air cooled • 9.4 hp
Chassis snapshot

Wheelbase 1,260 mmSeat 750 mmClearance 135 mm
Automatic • Belt (final drive) • 70/80-14 front / 100/70-14 rear

Additional useful specifications

Front tire size 70/80-14
Rear tire size 100/70-14
Front tire width 70 mm
Front tire aspect ratio 80%
Front rim diameter 14 in
Rear tire width 100 mm
Rear tire aspect ratio 70%
Rear rim diameter 14 in
Power-to-weight ratio 0.098 hp/kg
Power-to-weight 97.9 hp/tonne
Specific power 75.2 hp/L
Bore/stroke ratio 0.91:1 (Undersquare)

Model information

Year released 2018
Category Scooter

Engine specifications

Engine type Single cylinder, four-stroke
Displacement 125 cc (7.63 cu in)
Power 9.4 hp (6.9 kW) @ 8,000 rpm
Torque 9.6 Nm (1.0 kgf-m or 7.1 ft.lbs) @ 5,500 rpm
Bore × stroke 52.4 x 57.9 mm (2.1 x 2.3 inches)
Compression ratio 9.5:1
Valves per cylinder 2
Cooling system Air
Fuel system Injection
Fuel control Single Overhead Cams (SOHC)
Ignition TCI (Transistor Controlled Ignition)
Starter Electric & kick
Lubrication Force-Feed 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 swingarm
Rake 26.5°
Trail 100 mm (3.9 inches)

Brakes, wheels and tires

Front brakes Single disc
Rear brakes Expanding brake (drum brake)
Front tire 70/80-14
Rear tire 100/70-14

Dimensions and weight

Dry weight 96 kg (211.6 lb)
Seat height 750 mm (29.5 inches)
Overall length 1,870 mm (73.6 inches)
Overall width 685 mm (27.0 inches)
Wheelbase 1,260 mm (49.6 inches)
Ground clearance 135 mm (5.3 inches)
Carrying capacity Underseat storage

Fuel and emissions

Fuel capacity 4.20 L (1.11 US gal)

Performance

Power/weight ratio 0.0978 hp/kg

Other specifications

Color options Black, orange, violet
Comments Sold in Asia.

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.