Honda CB 450 S (reduced effect) vs Honda CRF® 450RX (2026)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Honda CB 450 S (reduced effect)stacks up against the Honda CRF® 450RX. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Honda CB 450 S (reduced effect) | Honda CRF® 450RX |
|---|---|---|
| Model year | 1990 | 2026 |
| Price | — | $9,999 |
| Engine | 447 cc | 449 cc |
| Horsepower | 27 hp | — |
| Weight | — | 116 kg |
| Seat height | — | 957 mm |
| Fuel capacity | 4.8 L | 6.0 L |
| Fuel type | petrol | petrol |
| Transmission | 6-speed | Manual, 5 speed, Chain |
| Front brakes | Dual disc | Disc |
| Rear brakes | Expanding brake | Disc |
| Tires | 100/90-18 / 110/90-18 | Dunlop® Geomax AT81: 90/90-21 / Dunlop® Geomax AT81: 120/90-18 |
Honda CB 450 S (reduced effect) vs Honda CRF® 450RX — which should you buy?
Picking between the Honda CB 450 S (reduced effect) and the Honda CRF® 450RX usually comes down to the numbers you care about most. On paper, the Honda CB 450 S (reduced effect) brings 27 hp, while the Honda CRF® 450RX counters with its own power figure at 116 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:

