| General |
| Year | 2021 | 2020 |
| Make Model | Triumph Trident 660 | KTM 790 Duke |
| Dimensions |
| Seat Height | 805 mm / 31.7 in | 825 mm / 32.4 in |
| Wheelbase | 1401 mm / 55.2 in | 1475 ± 15 mm / 58 in |
| Ground Clearance | - | 186 mm / 7.3 in |
| Height | 1089 mm / 42.9 in (excl Mirrors) | 1059 mm / 41.7 in |
| Length | 2020 mm / 79.5 in | 2062 mm / 81.2 in |
| Width | 795 mm / 31.3 in (incl Handlebars) | 904 mm / 35.6 in |
| Weights & Capacities |
| Dry Weight | - | 169 kg / 372.5 lbs |
| Fuel Capacity | 14 Litres / 3.7 US gal | 14 Litres / 3.7 US gal |
| Wet Weight | 189 kg / 417 lbs | - |
| Performance |
| Max Power | 80 hp / 60 kW @ 10250 rpm | 78 kW / 105 hp @ 9000 rpm |
| Max Torque | 64 Nm / 47 lb-ft @ 6250 rpm | 87 Nm / 63.4 lb-ft @ 8,000 rpm |
| Engine |
| Displacement | 660 cc / 40.2 cu-in | 799 cc / 48.7 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 | 88 mm x 65.7 mm |
| Compression Ratio | 11.1:1 | 12.7:1 |
| Cooling System | Liquid cooled | Liquid cooled |
| Emissions | Euro-5 | - |
| Exhaust | Stainless steel 3 into 1 header system with low single sided stainless steel silencer | Stainless steel primary and secondary silencer |
| Fuel Induction | Multipoint sequential electronic fuel injection with electronic throttle control | Dell'Orto fuel-Injection |
| Ignition | - | Bosch EMS with RBW |
| Lubrication | - | Forced oil lubrication with 2 oil pumps |
| Starter | Electric | Electric |
| Drivetrain |
| Clutch | Wet, multi-plate, slip and assist | PASC antihopping clutch, mechanically operated |
| Final Drive | X-ring chain | Chain 520 X-Ring |
| Primary Drive | - | 39:75 |
| Secondary Drive Ratio | - | 16:41 |
| 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) | 43mm WP upside-down |
| Suspension - Rear | Showa monoshock RSU, with preload adjustment | WP shock absorber with preload adjuster |
| Rake | 24.6° | 24° |
| Steering Head Angle | - | 66° |
| Trail | 107.3 mm / 4.2 in | 98 mm / 3.8 in |
| Wheel Travel - Front | 120 mm / 4.7 in | 140 mm / 5.5 in |
| Wheel Travel - Rear | 134 mm / 5.3 in | 150 mm / 5.9 in |
| Electrical Systems |
| Instrumentation | Multi-function instruments with colour TFT screen | - |
| Wheels & Brakes |
| Brakes - Front | 2x 310mm discs Nissin 2-piston calipers | 2x 300mm discs |
| Brakes - Rear | Single 255mm disc Nissin single-piston sliding caliper | Single 240mm disc |
| ABS | Standard | Bosch 9MP two-channel ABS (incl. Supermoto mode, diesengageable) |
| Rims - Front | 3.5 x 17 | - |
| Rims - Rear | 5.5 x 17 | - |
| Tyres - Front | 120/70 - R17 | 120/70-17 |
| Tyres - Rear | 180/55 - R17 | 180/55-17 |
| Wheels | 5 Spoke cast aluminum | Cast aluminium |
| Wheels - Front | - | 3.50 x 17 in |
| Wheels - Rear | - | 5.50 x 17 in |