| General |
| Year | 2021 | 2026 |
| Make Model | Triumph Trident 660 | KTM 990 RC-R |
| Dimensions |
| Seat Height | 805 mm / 31.7 in | 845 mm / 33.3 in |
| Wheelbase | 1401 mm / 55.2 in | 1481 mm / 58.3 in |
| Ground Clearance | - | 163 mm / 6.4 in |
| Height | 1089 mm / 42.9 in (excl Mirrors) | - |
| Length | 2020 mm / 79.5 in | - |
| Width | 795 mm / 31.3 in (incl Handlebars) | - |
| Weights & Capacities |
| Wet Weight (kg) | 189 | 195 |
| Fuel Capacity | 14 Litres / 3.7 US gal | 15.7 litres / 4.1 US gal |
| Wet Weight | 189 kg / 417 lbs | 195 kg 430 lbs |
| Performance |
| Max Power | 80 hp / 60 kW @ 10250 rpm | 128.2 hp / 94.3 kW @ 9500 rpm |
| Max Torque | 64 Nm / 47 lb-ft @ 6250 rpm | 103 Nm / 75.9 lb-ft @ 6750 rpm |
| Engine |
| Displacement | 660 cc / 40.2 cu-in | 947 cc / 57.8 cu-in |
| Engine Detail | Four stroke, transverse three cylinder, DOHC, 4 valves per cylinder | Four stroke, parallel twin cylinder, DOHC, 4 valve per cylinder |
| Bore x Stroke | 74.0 x 51.1mm | 92.5 x 70.4 mm |
| Compression Ratio | 11.1:1 | 13.5:1 |
| Cooling System | Liquid cooled | Liquid cooled with water/oil heat exchanger |
| Emissions | Euro-5 | EURO 5+ |
| Engine Management | - | Bosch EMS with RBW |
| Exhaust | Stainless steel 3 into 1 header system with low single sided stainless steel silencer | - |
| Fuel Induction | Multipoint sequential electronic fuel injection with electronic throttle control | 46mm DKK Dellorto throttle body |
| Lubrication | - | Forced oil lubrication with 2 oil pumps |
| Starter | Electric | Electric |
| Drivetrain |
| Clutch | Wet, multi-plate, slip and assist | PASC slipper clutch, cable operated |
| Final Drive | X-ring chain | Chain 520 X-ring, 16:43 |
| Primary Drive | - | 42:76 |
| Transmission / Drive | 6 Speed | 6-Speed |
| Chassis |
| Frame Type | Tubular steel perimeter frame, twin-sided, fabricated steel Swingarm | Chromium-Molybdenum-Steel frame using the engine as stressed element, powder coated |
| Suspension - Front | 41mm Showa upside down separate function forks (SFF) | WP APEX 48, open cartridge, compression & rebound (30 Clicks), preload (3 clicks) |
| Suspension - Rear | Showa monoshock RSU, with preload adjustment | WP APEX - Monoshock, compression high-speed (3 turns) low-speed (30 clicks), rebound (30 clicks), preload (10 turns) |
| Rake | 24.6° | - |
| Trail | 107.3 mm / 4.2 in | - |
| Wheel Travel - Front | 120 mm / 4.7 in | 147 mm / 5.8 in |
| Wheel Travel - Rear | 134 mm / 5.3 in | 134 mm / 5.3 in |
| Electrical Systems |
| Instrumentation | Multi-function instruments with colour TFT screen | - |
| Wheels & Brakes |
| Brakes - Front | 2x 310mm discs Nissin 2-piston calipers | 2 x 320mm discs, radially mounted 4 piston caliper |
| Brakes - Rear | Single 255mm disc Nissin single-piston sliding caliper | Single 240 mm disc, single piston caliper |
| ABS | Standard | Standard |
| Rims - Front | 3.5 x 17 | - |
| Rims - Rear | 5.5 x 17 | - |
| Tyres - Front | 120/70 - R17 | 120/70-ZR 17 |
| Tyres - Rear | 180/55 - R17 | 180/55-ZR 17 |
| Wheels | 5 Spoke cast aluminum | Cast aluminium |
| Wheels - Front | - | 3.5 x 17 |
| Wheels - Rear | - | 5.5 x 17 |