Yamaha YZ85 vs KTM 450 EXC-F
The Yamaha YZ85 and KTM 450 EXC-F serve distinct purposes in the motorcycle market. The Yamaha YZ85 is a 2-stroke machine featuring an 85cc engine that produces 21hp. With a light weight of 74kg and a price of $6599, it is designed for younger or smaller riders focused on youth motocross development. Conversely, the KTM 450 EXC-F is a 4-stroke enduro model equipped with a powerful 449cc engine generating 58hp. Weighing 113kg and retailing for $13499, this bike is built for experienced adult riders requiring a high-performance vehicle for technical off-road terrain. Each motorcycle reflects its specific displacement, weight class, and intended technical application. Riders should choose based on physical size and their specific competitive or recreational goals.
Spec Sheet
| Spec | Yamaha YZ85 | KTM 450 EXC-F | |---|---|---| | Engine | 85cc · 2-Stroke | 449cc · 4-Stroke | | Power | 21 hp | 58 hp | | Weight | 74 kg | 113 kg | | Price | $6,599 | $13,499 |
The Verdict
The Yamaha YZ85 is an entry-level 2-stroke for youth riders, while the KTM 450 EXC-F is a heavy-duty 4-stroke designed for advanced adult off-road use.

