Yamaha Mio I 125 - 2018 Specifications and Reviews
The 2018 Yamaha Mio i 125 is an economical, lightweight commuter scooter designed for Asian urban riders seeking affordable daily transportation. Known for its practical underseat storage, comfortable seating position, and reliable electric starter, it excels in congested city environments where maneuverability and fuel efficiency are paramount.
2018
General information | |
| Category | Scooter |
| Year | 2018 |
| Model | Yamaha Mio i 125 |
| | |
Engine and Transmission Specifications | |
| Clutch | Dry, Centrifugal, Shoe |
| Transmission type,final drive | Belt |
| Gearbox | Automatic |
| Cooling system | Air |
| Lubrication system | Force-Feed Lubrication, Wet Sump |
| Ignition | TCI (Transistor Controlled Ignition) |
| Fuel control | Single Overhead Cams (SOHC) |
| Fuel system | Injection |
| Bore x Stroke | 52.4 x 57.9 mm (2.1 x 2.3 inches) |
| Compression | 9.5:1 |
| Torque | 9.60 Nm (1.0 kgf-m or 7.1 ft.lbs) @ 5500 RPM |
| Power | 9.39 HP (6.9 kW) @ 8000 RPM |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 125.00 ccm (7.63 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Expanding brake (drum brake) |
| Front brakes | Single disc |
| Rear tyre | 100/70-14 |
| Front tyre | 70/80-14 |
| Rear Suspension | Unit swingarm |
| Front Suspension | Telescopic fork |
| Trail | 100 mm (3.9 inches) |
| Rake (fork angle) | 26.5° |
| Frame type | Underbone |
Physical measures and capacities | |
| Fuel capacity | 4.20 litres (1.11 gallons) |
| Wheelbase | 1,260 mm (49.6 inches) |
| Ground clearance | 135 mm (5.3 inches) |
| Overall width | 685 mm (27.0 inches) |
| Overall length | 1,870 mm (73.6 inches) |
| Overall height | 1,870 mm (73.6 inches) |
| Seat height | 750 mm (29.5 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.0999 HP/kg |
| Dry weight | 94.0 kg (207.2 pounds) |
| | |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Sold in Asia. |
| Carrying capacity | Underseat storage |
| Starter | Electric & kick |
| Color options | Black, white, blue, yellow, magenta, orange |
Performance Profile & Rider Fit
9.4 hp
Peak Power
Best For
Track5%
City92%
Cornering40%
Daily Riding88%
Touring15%
Passenger30%
Rider Profile
| Best For | Ideal for beginners or anyone wanting simple, low-stakes transportation without a learning curve. |
| Purpose | Built purely for short-hop urban commuting, errands, and weaving through city traffic. |
| Rider Fit | Very light and low seat height make it accessible and unintimidating for smaller or less experienced riders. |
| Character | An unpretentious, practical little scooter that prioritizes ease of use and fuel efficiency over excitement. |
| Not Ideal For | Not suitable for highway speeds, long-distance touring, carrying a passenger comfortably, or anyone seeking performance thrills. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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Rider Reviews
Total comments: 1

MotorcycleDB Review
The 2018 Yamaha Mio i 125 is a sleek and stylish automatic scooter that offers great performance and fuel efficiency. Its 125cc engine provides smooth acceleration and ample power for city commutes, while its lightweight frame and agile handling make it easy to maneuver through traffic. The design is modern and eye-catching, with a sporty feel that appeals to riders of all ages. The Mio i 125 also comes equipped with convenient features such as a keyless ignition system and a spacious under-seat storage compartment, making it a practical and user-friendly choice for everyday use. Overall, the 2018 Yamaha Mio i 125 is a fantastic option for anyone looking for a reliable and stylish scooter. Its combination of powerful performance, fuel efficiency, and modern features make it a top choice in its class. Whether you're a new rider or a seasoned commuter, the Mio i 125 offers a comfortable and enjoyable riding experience that is hard to beat. With its sleek design and impressive performance, this scooter is definitely worth considering for anyone in the market for a versatile and practical two-wheeler.Add a Comment
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