Triumph TR65 Thunderbird (1982-83) vs Yamaha RD 200 (1979) vs Yamaha YX 600 Radian (1988-90) vs Aprilia 125 Pegaso (1993-94) vs Yamaha XVZ 1300TK Venture (1986-93) vs Suzuki GZ 125 LC Marauder (2005) vs Honda NV 400 Custom (1983-) vs Aprilia RS4 125 Biaggi Racing Replica (2012) vs Suzuki RG125U Wolf (1992-95) vs Honda NX 500 Dominator (1997-00) vs Yamaha FZR 1000 Genesis (1988)

Comparison technical specifications

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Make:	Triumph	Yamaha	Yamaha	Aprilia	Yamaha	Suzuki	Honda	Aprilia	Suzuki	Honda	Yamaha
Model:	TR65 Thunderbird	RD 200	YX 600 Radian	125 Pegaso	XVZ 1300TK Venture	GZ 125 LC Marauder	NV 400 Custom	RS4 125 Biaggi Racing Replica	RG125U Wolf	NX 500 Dominator	FZR 1000 Genesis
Years:	1982-83	1979	1988-90	1993-94	1986-93	2005	1983-	2012	1992-95	1997-00	1988
Engine:	Four stroke, parallel twin cylinder, OHV	Two stroke, torque induction, parallel twin	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Two stroke, single cylinder, reed valves	Four stroke, 72° V-4 cylinder, DOHC, 4 valves per cylinder	Four stroke, 65o V-Twin, OHC, 2 valves	Four stroke V-twin cylinders, OHC, 3 valve per cylinder	Four stroke, single cylinder, DOHC, 4 valves	Two stroke, single cylinder, crankcase reed valve	Four stroke, single cylinder, SOHC, 4 valve	Four stroke, 35° forward inclined transverse four cylinder, DOHC, 5 valves per cylinder
Capacity:	649 cc / 39.6 cu in	195 cc / 11.8 cu-in	599 cc / 36.5 cu-in	124 cc / 7.6 cu in	1294 cc / 78.9 cu-in	124 cc / 7.6 cu in	349 cc / 21.2 cu-in	124.8 cc / 7.6 cu in	124 cc / 7.6 cu-in	498 cc / 30.8 cu-in	989 cc / 60.9 cu-in
Bore x Stroke:	76 x 71.5 mm	52 х 46 mm	58.5 x 55.7 mm	54 x 54.5mm	79 x 66 mm	44 x 40.9 mm	71.0 × 50.4 mm	58 X 47 mm	54 x 54 mm	92 x 75 mm	75 x 56 mm
Compression Ratio:	8.6:1	7.1:1	10.0:1	14.0:1	10.5:1	10.3:1	10.5:1	12.5 ± 0.5:1	7.4:1	8.9:1	11.2:1
Cooling System:	Air cooled	Air cooled	Air cooled	Liquid cooled	Liquid cooled	Air cooled	Liquid cooled	Liquid cooled	Liquid cooled	Air cooled	Liquid cooled
Induction:	Single 30 mm Amal carburetor	2x Y20P Carburetors	4X BS30 Mikuni Carburetor type	Ø34 mm Dell'Orto carburetor	4x Mikuni BDS35 carburetors	Carburetor, Mikuni BDS26	VD6R carburetor	Electronic injection	28 mm Mikuni carburetor	Single 40mm Keihin VE-type carb.	4x 37mm BDS Mikuni carburetors
Starting:	Kick	Electric & Kick	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric	Electric
Max Power:	31.3 kW / 42 hp @ 6500 rpm	20 hp / 14.7 kW @ 8000 rpm	66 hp / 49.2 kW @ 9500 rpm	23 kW / 31 hp @ 10000 rpm	85.2 hp / 63.6 kW @ 7000 rpm	9.8 kW / 13.3 hp @ 10 500 rpm	43 hp / 32 kW @ 9500 rpm	11.7 kW / 16 hp @ 10500 rpm	16,5 kW / 22 hp @ 10.000 rpm		135 hp / 100.8 kW @ 10000 rpm
Max Torque:	50.1 Nm / 5.1 kgf-m / 37 ft-lb @ 5500 rpm	1.9 kgf-m / 8.6 Nm @ 7000 rpm	51.9 Nm / 38,3 ft.-lbs @ 7500 rpm	22.5 Nm / 2.3 kgf-m / 16.6 ft-lb @ 85000 rpm	112 Nm / 82.6 lb-ft @ 5000 rpm	9.8 Nm / 1.0 kgf/m / 7.2 lb-ft @ 9500 rpm	3.5 kgf-m / 25.3 lb-ft @ 7500 rpm	11 Nm / 1.12 kgf-m / 8.1 ft/lb @ 8500 rpm	17,4 Nm / 1,7 kg-m / 12.8 lb-ft @9000 rpm		10.4 kgf-m / 102 Nm @ 8500 rpm
Transmission:	5 Speed	5 Speed	6 Speed	6 Speed	5 Speed	5 Speed, constant mesh	6 Speed	6 Speed	6 Speed	5 Speed	5 Speed
Final Drive:	Chain	Chain	Chain	Chain	Shaft	Chain	Chain	Chain	Chain	Chain	Chain, 532 'O'-ring type
Front Suspension:	Telescopic fork	Telescopic forks	Telescopic forks, Coil spring, oil damper	Ø41 mm Inverted telescopic forks	Telescopic fork with air support	Conventional, oil damped, coil-sprung telescopic	Telescopic forks	Ø41 mm Upside down fork	Upside-down forks	41mm leading-axle fork	41mm Telescopic infinite preload adjustable.
Rear Suspension:	Dual Girling shocks, 5-way preload adjustment	Dual shocks	Swing arm, dual shock Coil spring, oil damper	Single chock preload adjustable	Swingarm, Monocross with air support	Swingarm, twin shock absorber, adjustable spring preload	Swinging arm	Asymmetric swingarm with monoshock	Monoshock preload adjustable.	Pro-Link	Monoshock infinite preload adjust
Front Brakes:	Single 250 mm disc	Single 245 mm disc	2x 266mm discs 2 piston caliper	Single Ø300 mm disc, 2 piston caliper	2x 287mm discs	Single 275 mm disc	Single disc	Single Ø300 mm disc, 4 piston caliper	Single 300 mm disc, 4 piston caliper	Single 256mm disc 2 piston caliper	2x 317 mm discs 4 piston calipers
Rear Brakes:	178 mm Drum	Drum	Drum	Single Ø220 mm disc, 1 piston caliper	Single 310mm disc	130 mm Drum	Drum	Single Ø218 mm disc, 1 piston caliper	Single 210 mm disc, 2 piston caliper	Single 220mm disc 1 piston caliper	Single 264 mm disc 2 piston caliper
Front Tyre:	3.25-19	2.75-18-4PR	110/90-16-59H	100/90-18	120/90-18-71H	90/90-18	3.50 -18	110/80 17	110/80-17 52S	90/90–21	120/70 VR17
Rear Tyre:	4.00-18	3.25-18-4PR	130/90-16 67H	120/80-17	140/90-16-77H	130/90-15	130/90-16	130/70 17	120/80-17 61S	120/90–17	160/60 VR18
Fuel Capacity:	18.2 L / 4.8 US gal / 4.0 Imp gal	11.5 Litres / 3.0 US gal	12. Litres / 3.2 US gal	14 Litres / 3.7 US gal	20 Litres / 5.2 US gal	12 Litres / 3.2 US gal / 2.6 Imp gal	11 Litres / 2.9 US gal	14.5 Liters / 3.8 gal	14 Litres / 3.7 US gal / 3.1 Imp gal	16 Litres / 4.2 US gal	20 Litres / 4.5 gal