Yamaha DT 125 E vs Yamaha DT 125 MX (1980)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Yamaha DT 125 Estacks up against the Yamaha DT 125 MX. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Yamaha DT 125 E | Yamaha DT 125 MX |
|---|---|---|
| Model year | 1980 | 1978 |
| Price | — | — |
| Engine | 123 cc | 123 cc |
| Horsepower | 10 hp | 14 hp |
| Torque | — | 2 Nm |
| Weight | — | 95 kg |
| Seat height | — | 33 mm |
| Fuel capacity | 1.9 L | 1.9 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | 6-speed |
| Front brakes | Expanding brake | Expanding brake (drum brake) |
| Rear brakes | Expanding brake | Expanding brake (drum brake) |
| Tires | 2.75-21 / 3.25-18 | — |
Yamaha DT 125 E vs Yamaha DT 125 MX — which should you buy?
Picking between the Yamaha DT 125 E and the Yamaha DT 125 MX usually comes down to the numbers you care about most. On paper, the Yamaha DT 125 E brings 10 hp, while the Yamaha DT 125 MX counters with 14 hp at 95 kg.
Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike:

