KTM RC 200 (2020-2021) vs Suzuki RG 400 Walter Wolf (1986-87) vs Yamaha RD 125 (1976)
Comparison technical specifications
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| Make: | KTM | Suzuki | Yamaha |
| Model: | RC 200 | RG 400 Walter Wolf | RD 125 |
| Years: | 2020-2021 | 1986-87 | 1976 |
| Engine: | Four stroke, single cylinder. DOHC with finger followers, 4 Valve per cylinder, | Two stroke, square four cylinder, rotary valve with exhaust port valves | Two stroke, parallel twin |
| Capacity: | 199.5 cc / 12.1 cu-in | 397 cc / 24.2 cu in | 124 cc / 7.6 cu-in |
| Bore x Stroke: | 72 x 49 mm | 50 x 50.6 mm | 43 х 43 mm |
| Cooling System: | Liquid Cooled | Liquid cooled | Air cooled |
| Compression Ratio: | 14.5:1 | 7.0:1 | 6.8:1 |
| Induction: | Bosch Injection | 4 x 28 mm Mikuni VM28SH Flatslide carburetors | 2x 18mm Teikei carburetors |
| Starting: | Electric | Kick | Kick |
| Max Power: | 25.4 hp / 18.6 kW @ 10000 rpm | 43.1 kW / 59 hp @ 9000 rpm | 17 hp / 12.4 kW @ 8500 rpm |
| Max Torque: | 14 lb-ft / 19.2 Nm @8000 rpm | 48 Nm / 4.9 kgf-m / 35.4 lb-ft @ 8500 rpm | 1.3 kgf-m @ 8000 rpm |
| Transmission: | 6 Speed | 6 Speed | 5 Speed |
| Final Drive: | Chain 5/8 x 1/4” X‑Ring | Chain | Chain |
| Frame: | Tubular space frame made from steel, powder-coated | Double downtube, full cradle, box section aluminium perimetre frame | steel tube engine used as a stressed member |
| Front Suspension: | WP Suspension Up Side Down | Air adjustable fork with 38mm tubes, adjustable spring preload and anti dive valuing. | 28 mm telescopic forks |
| Rear Suspension: | WP Monoshock | Full floating system, shock absorber, adjustable for spring preload | Dual rear shock pre-load adjustable |
| Front Brakes: | Single 300 mmdisc | 2 x 260 mm Discs, 4-piston calipers | Single240mm disc |
| Rear Brakes: | Single 230 mm disc | Single 210 mm disc, 2-piston caliper | 130 mm Drum |
| Front Tyre: | 95/75-R17 | 110/90 V16 | 2.75-18 |
| Rear Tyre: | 115/75-R17 | 120/90 V17 | 3.00-18 |
| Seat Height: | 820 mm / 32.3 in | 770 mm / 30.3 in | 749 mm / 29.5 in |
| Wheelbase: | 1210 mm / 47.6 in | 1425 mm / 56.1 in | 1245 mm / 49.0 in |
| Fuel Capacity: | 10 Litres / 2.6 US gal | 22 Litres / 5.8 US gal / 4.8 Imp gal | 11.5 Litres / 3.04 US gal |