Comparison of Norton V4 RR 2020 and Vyrus 985 C3 4V 2015 [S]ave
| Attribute |  Vyrus 985 C3 4V 2015 × |  Norton V4 RR 2020 × |
|---|---|---|
| General | ||
| Production from (year) | 2015 | 2020 |
| Make | Vyrus | Norton |
| Model | Vyrus 985 C3 4V | Norton V4 RR |
| Category | Naked bike | Sport |
| Engine and transmission | ||
| Engine type | V2, four-stroke | V4, four-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Injection. EFI C2 | Injection. Electronic fuel-injection system. Constantly variable inlet tracts. 8-fuel injectors |
| Engine details | 90 degree L-Twin Ducati engine, 4 valve Desmo system. | - |
| Displacement (cm³) | 1,198 | 1,200 |
| Power (kw) | 134.3 | 146 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 135 | 130 |
| Bore (mm) | 106 | 82 |
| Stroke (mm) | 67.5 | 56.8 |
| Gearbox | 6-speed | - |
| Fuel control | Desmodromic valve control | - |
| Emission details | - | Euro 4 |
| Ignition | CDI | - |
| Clutch | Dry multiple 6 disc clutch | Slipper clutch |
| Lubrication system | Forced by pump at gear | - |
| Compression | 11.5:1 | 13.6:1 |
| Exhaust system | Underseat double stainless | - |
| Chassis | ||
| Front suspension | Progressive link FG Suspension fully adjustable. | Ohlins NIX30 system front fork. Fully-adjustable rear suspension |
| Rear suspension | Direct Double FG Suspension fully adjustable. | Ohlins TTXGP Norton bespoke fully-adjustable rear shock |
| Front brakes | Double disc | Double disc. Full-floating discs. Radially-mounted Bremb Monobloc calipers. Brembo discs and Brembo master cylinder |
| Rear brakes | Single disc | Single disc. Brembo caliper and master cylinder |
| Diameter (mm) | 210 | 245 |
| Frame type | Double omega design | Aluminium twin tube shotgun chassis |
| Front tyre | 120/70-ZR17 | - |
| Rear tyre | 190/50-ZR17 | - |
| Wheels | Magnesium or carbon fibre | - |
| Trail (mm) | 106 | - |
| Rake (fork angle) (degree) | 24 | - |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Light | - | LED lighting |
| Instruments | Digital | - |
| Dimensions | ||
| Wheelbase (mm) | 1,400 | 1,430 |
| Dry weight (kg) | 159 | 179 |
| Power/weight ratio | 0.8447 | 0.8156 |
| Performance | ||
| Top speed (km/h) | 295 | - |
| Fuel capacity (l) | 12 | 18 |
| Oil capacity (l) | 3.5 | - |
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