1985 Honda NS 400R vs 2018 Yamaha YZF-R 3

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
1985 Honda NS 400R 1985 Honda NS 400R

Sport

Engine
V3
Power
59 hp @ 8500 rpm
Top Speed
207.0 km/h
Weight
423.3 pounds
2018 Yamaha YZF-R 3 2018 Yamaha YZF-R 3

Sport

Engine
Four stroke, parallel twin cylinder, DOHC, 4 valve per cylinder
Power
30.9 kW 41.4 hp @ 10750 rpm
Top Speed
N/A
Weight
169 kg / 373 lbs
Full Specifications
General
Year19852018
Make ModelHonda NS 400RYamaha YZF-R 3
Dimensions
Seat Height780 mm / 30 in779.7 mm / 30.7 in
Wheelbase1385 mm / 54.5 in1379.2 mm / 54.3 in
Ground Clearance-160 mm / 6.2 in
Height1150 mm / 45.2 in1 135.3 mm / 44.7 in
Length2065 mm / 81.2 in2090 mm / 82.3 in
Width720 mm / 28.3 in718.8 mm / 28.3 in
Weights & Capacities
Dry Weight163 kg / 259.3 lbs-
Fuel Capacity19 Litres / 5.02 US gal14 Litres / 3.7 US gal
Wet Weight183 kg / 403.4 lbs169 kg / 373 lbs
Performance
Top Speed202 km/h / 125.5 mph-
Max Power 72 hp / 52.5 kW @ 9500 rpm 30.9 kW 41.4 hp @ 10750 rpm
Max Power - Rear Tyre59 hp @ 8500 rpm-
Max Torque5.1 kgf-m @ 8000 rpm29.6 Nm / 3.0 kg-m @ 9000 rpm
Standing Start ¼ Mile13.03 sec / 164.2 km/h-
Engine
Stroke2-
Fuel ControlMembrane-
Engine TypeV3-
Displacement387 cc / 23.6 cu-in321 cc / 19.5 cu-in
Engine DetailTwo stroke, 90°V-three cylinder, reed valveFour stroke, parallel twin cylinder, DOHC, 4 valve per cylinder
Bore x Stroke57 x 50.6 mm68.0 x 44.1mm
Compression Ratio6.7:111.2:1
Cooling SystemLiquid cooledLiquid cooled
Fuel Consumption30 mpg-
Fuel Induction3x 26mm Keihin carburetorsElectronic Fuel Injection, 32 mm throttle body
IgnitionCDI TCI: Transistor Controlled Ignition
Lubrication-Wet sump
StarterKickElectric
Drivetrain
Clutch-Wet, multiple-disc coil spring
Final DriveChainO-ring chain
Gear Ratios1st 2.500 / 2nd 1.714 / 3rd 1.333 / 4th 1.111 / 5th 0.965 / 6th 0.866-
Gearbox6-speed-
Transmission / Drive6 speed Constant Mesh, 6-speed
Chassis
Frame TypeDouble cradleDelta box
Suspension - FrontAir assisted forks. adjustable anti-dive41mm KYBø telescopic fork
Suspension - RearPro-link adjustable preloadAdjustable KYB® single shock
Rake-25°
Trail-93.9 mm / 3.7 in
Wheel Travel - Front120 mm / 4.7 in130 mm / 5.1 in
Wheel Travel - Rear100 mm / 3.9 in124.4 mm / 4.9 in
Wheels & Brakes
Brakes - Front2x 256mm discs 2 piston calipersSingle 298mm disc 2 piston caliper
Brakes - RearSingle 220mm disc 2 piston caliperSingle 220mm disc 1 piston caliper
Tyres - Front100/90 -16110/70-17M/C 54H
Tyres - Rear110/90 -17140/70-17M/C 66H

Verdict

Winner on specs

2018 Yamaha YZF-R 3

The 2018 Yamaha YZF-R 3 edges out the 1985 Honda NS 400R thanks to its lighter kerb weight, fuel injection and higher front wheel travel. Specifications are one part of the picture - dealer support, parts availability, and intended use all matter too.

Key Differences

1985 Honda NS 400R - Advantages

  • Larger fuel tank: More range between stops - an advantage on touring routes and remote roads.
  • Larger displacement: 387 cc vs 321 cc - more cubic capacity means broader torque delivery and greater low-end pull.

2018 Yamaha YZF-R 3 - Advantages

  • Lighter: 169 kg vs 183 kg - easier to handle and less fatiguing on long trips.
  • Fuel injection: Precise fuelling, better cold-start reliability, and lower maintenance requirements.
  • More front wheel travel: 130 mm vs 120 mm - greater compliance over rough surfaces.

1985 Honda NS 400R vs 2018 Yamaha YZF-R 3 - FAQs

What are the engine differences between the 1985 Honda NS 400R and 2018 Yamaha YZF-R 3?
The 1985 Honda NS 400R uses V3, while the 2018 Yamaha YZF-R 3 is powered by Four stroke, parallel twin cylinder, DOHC, 4 valve per cylinder.
Which is lighter, the 1985 Honda NS 400R or the 2018 Yamaha YZF-R 3?
The 2018 Yamaha YZF-R 3 is lighter at 169 kg compared to 183 kg for the 1985 Honda NS 400R - a difference of 14 kg. This is a meaningful difference that affects handling and rider fatigue.
Which has the larger fuel tank, the 1985 Honda NS 400R or the 2018 Yamaha YZF-R 3?
The 1985 Honda NS 400R has the larger tank at approximately 19 litres vs 14 litres for the 2018 Yamaha YZF-R 3. At 5-6 l/100 km that is roughly 316-380 km vs 233-280 km between stops.
Which should I buy, the 1985 Honda NS 400R or the 2018 Yamaha YZF-R 3?
Both are strong choices. The 1985 Honda NS 400R has the edge in larger fuel tank and larger displacement, while the 2018 Yamaha YZF-R 3 stands out for lighter kerb weight and fuel injection. Visit dealers, arrange test rides, and factor in local parts and service costs - these often matter as much as the spec sheet.