Yamaha FZR 250R (1990-92) vs Yamaha XTZ 250 Lander (2006-08) vs Harley-Davidson Harley Davidson XL 883N Iron (2011-12) vs Yamaha MT-07 (2018) vs Yamaha RD 350 (1974)
Comparison technical specifications
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| Make: | Yamaha | Yamaha | Harley-Davidson | Yamaha | Yamaha |
| Model: | FZR 250R | XTZ 250 Lander | Harley Davidson XL 883N Iron | MT-07 | RD 350 |
| Years: | 1990-92 | 2006-08 | 2011-12 | 2018 | 1974 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, single cylinder. SOHC, 2 valve | Four stroke, 45° V-Twin, OHV, 2 valves per cylinder. | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder | Two stroke, parallel twin cylinder, reed valves |
| Capacity: | 249 cc / 15.2 cu-in | 249 cc / 15.2 cu-in | 883 cc / 50.8cu in/ | 689 cc / 42.04 cu-in | 347 cc / 21.1 cu-in |
| Bore x Stroke: | 48 х 34.5 mm | 74.0 x 58.0mm | 76.2 x 96.8 mm | 80 x 68.6 mm | 64 х 54 mm |
| Cooling System: | Liquid cooled | Air /oil cooled | Air cooled | Liquid cooled | Air cooled |
| Compression Ratio: | 12.0:1 | 9.5: 1 | 8.8:1 | 11.5:1 | 6.6:1 |
| Induction: | MIKUNI BDS2600 carburetor | Injection | Electronic sequential port fuel injection | Mikuni 38 mm dual bore throttle body F.I. | 2, Mikuni VM28 SC |
| Ignition: | CDI | TCI | Digital CDI | TCI Transistor Controlled Ignition | Battery, dual coils, breaker points |
| Starting: | Electric | Electric | Electric | Electric | Kick |
| Max Torque: | 25 Nm / 2 kgf-m @ 11500 rpm | 21 Nm / 2.09 kgf-m @ 6500 rpm | 73 Nm / 7.44 kgf-m / 53.8 ft/lb @ 3750 rpm | 68 Nm / 50 lb-ft @ 6500 rpm | 24.1 lb-ft / 32.6 Nm @ 7000 rpm |
| Clutch: | Wet plate | Wet plate | Multi-plate clutch with diaphragm spring in oil bath | Wet multiplate | Wet, multi-plate |
| Transmission: | 6 Speed | 5 Speed | 5 Speed | Constant Mesh | 6 Speed |
| Final Drive: | Chain | Chain | Belt | Chain | Chain |
| Frame: | Steel | Semi-double cradle frame | Mild steel, tubular frame, circular sections, cast junctions Swingarm Mild steel, rectangular tube sections, stamped junctions, MIG welded | Diamond | Tubular, double cradle |
| Front Suspension: | 38mm Telescopic forks | 35mm telescopic fork | ∅39mm Fork | 41mm Telescopic forks | Telescopic forks |
| Rear Suspension: | Monoshock preload adjustable. | Swingarm w/rebound-adjustable single shock | Coil-over, dual-adjustable preload | Adjustable link Monocross | Dual shocks |
| Front Brakes: | 2x 285mm discs 4 piston calipers | Single 245mm disc | Single ∅300mm disc, 2 x ∅38mm piston calipers | 2x 282mm discs, 4-piston calipers | Single 267mm disc 2 piston caliper |
| Rear Brakes: | Single 210mm disc 2 piston caliper | Single 203mm disc | Single ∅260mm disc, 2 x ∅38mm piston calipers | Single 245mm disc, single piston caliper | 178mm Drum |
| Front Tyre: | 100/80--17 | 80/90 -21 | 100/90B19 57H | 120/70 ZR 17M/C(58W) (Tubeless) | 3.00-18 |
| Rear Tyre: | 130/70-17 | 120/80-18 | 130/90-16 | 180/55 ZR 17M/C(73W) (Tubeless) | 3.25-18 |
| Seat Height: | 750 mm / 29.5 in | 875 mm / 34.4 in | Laden 653 mm / 25.7 in Unladen 683 mm / 26.9 in. | 805 mm / 31.7 in | 800 mm / 31.5 in |
| Fuel Capacity: | 14 Litres / 3.7 US gal | 11 Litres / 2.9 US gal | 12.5 Litres / 3.3 US gal | 14 Litres / 3.7 US gal | 15.9 Litres / 4.2 gal |