KTM 990 RC-R (2026) vs Triumph Tiger 900 Desert (2026) vs Harley-Davidson Harley Davidson Softail Fat Boy 117 (2025) vs Ducati Desmo 450MX (2025)
Comparison technical specifications
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| Make: | KTM | Triumph | Harley-Davidson | Ducati |
| Model: | 990 RC-R | Tiger 900 Desert | Harley Davidson Softail Fat Boy 117 | Desmo 450MX |
| Years: | 2026 | 2026 | 2025 | 2025 |
| Engine: | Four stroke, parallel twin cylinder, DOHC, 4 valve per cylinder | Four stroke, transverse three cylinder, DOHC, 4 valve per cylinder. | Four stroke, V-Twin, 2 Milwaukee-Eight 117 custom, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder | Four stroke, single cylinder, Desmo timing system, DOHC 4 valves, hydraulic tensioner |
| Capacity: | 947 cc / 57.8 cu-in | 888 cc / 54.1 cu-in | 1923 cc / 117 cu in | 449.6 cc / 27.3 cu in |
| Bore x Stroke: | 92.5 x 70.4 mm | 78 x 61.9 mm | 103.5 x 114.3 in | 96 x 62.1 |
| Cooling System: | Liquid cooled with water/oil heat exchanger | Liquid cooled | Air cooled | Liquid cooled |
| Compression Ratio: | 13.5:1 | 13.0:1 | 10.3:1 | 13.5:1 |
| Induction: | 46mm DKK Dellorto throttle body | Multipoint sequential electronic fuel injection with electronic throttle control | Electronic Sequential Port Fuel Injection (ESPFI) | Keihin injector, 44 mm Mikuni throttle body |
| Starting: | Electric | Electric | Electric | Electric |
| Max Power: | 128.2 hp / 94.3 kW @ 9500 rpm | 79.5 kW / 106.5 hp @ 9500 rpm | 77 kW / 104Hp @ 4800 rpm | 46.7 kW 63.5 hp @ 9400 rpm |
| Max Torque: | 103 Nm / 75.9 lb-ft @ 6750 rpm | 90 Nm / 66 ft-lb @ 6850 rpm | 171 Nm / 126 lb-ft @ 3000 rpm | 53.5 Nm / 39.5 lb ft @ 7500 rpm |
| Clutch: | PASC? slipper clutch, cable operated | Wet, multi-plate, slip and assist | Mechanical, 10 plate wet, assist & conventional | Multiplate clutch with hydraulic control |
| Transmission: | 6-Speed | 6 Speed | 6 Speed | 5 Speed with Quick Shift only up |
| Final Drive: | Chain 520 X-ring, 16:43 | O-ring chain | Belt, 32/66 ratio | Chain, DID DMS 520, Front sprocket, Rear sprocket Z49 |
| Frame: | Chromium-Molybdenum-Steel frame using the engine as stressed element, powder coated | Tubular steel frame, bolt on sub frame | Mild steel, tubular frame, rectangular section backbone, stamped, cast, and forged junctions, MIG welded, aluminum forged fender supports | Aluminium welded, with cast, forged and extruded parts |
| Front Suspension: | WP APEX 48, open cartridge, compression & rebound (30 Clicks), preload (3 clicks) | Showa 45mm upside down forks, manual preload, rebound and compression damping adjustment | Dual bending valve 49mm telescopic with aluminum fork triple clamps, dual rate spring, "beer can" covers | 49mm Showa Up-side-down fully adjustable forks. Outer tube with kashima coating |
| Front Wheel Travel: | 147 mm / 5.8 in | 240 mm / 9.4 in | 130 mm / 5.1 in | 310 mm / 12.2 in |
| Rear Suspension: | WP APEX - Monoshock, compression high-speed (3 turns) low-speed (30 clicks), rebound (30 clicks), preload (10 turns) | Showa rear suspension unit,manually adjustable preload and rebound damping | Hidden, free piston, coil-over monoshock, 43mm stroke, hydraulic preload adjustment | Showa monoshock, fully adjustable |
| Rear Wheel Travel: | 134 mm / 5.3 in | Alpine Edition: 170 mm / 6.7 in Desert Edition: 230 mm / 9.1 in | 86 mm / 3.4 in | 301 mm / 11.6 in |
| Front Brakes: | 2 x 320mm discs, radially mounted 4 piston caliper | 2 x 320mm floating discs, Brembo Stylema 4 piston Monobloc calipers. Radial front master cylinder | 2 x 300mm discs, 4 piston fixed caliper | Single 260mm Gafler disc, Brembro 2-piston caliper |
| Rear Brakes: | Single 240 mm disc, single piston caliper | Single 255mm disc, Brembo single piston sliding caliper | Single 292mm disc, 2 piston floating caliper | Single 240mm Gafler disc |
| Wheels: | Cast aluminium | Spoked | Machined, Lakester cast aluminum | Central spoked wheel, Takasago Excel rims |
| Front Tyre: | 120/70-ZR 17 | 90/90/21 Bridgestone Battlax Adventure | 160/60R18,70V,BW | 80/100 - R21, Pirelli Scorpion MX32 |
| Rear Tyre: | 180/55-ZR 17 | 150/70-R17 Bridgestone Battlax Adventure | 240/40R18,79V,BW | 110/90 - R19, Pirelli Scorpion MX32 |
| Wheelbase: | 1481 mm / 58.3 in | 1551 mm / 61.1 in | 1650 mm / 65 in | 1494 mm / 58.8 in |
| Seat Height: | 845 mm / 33.3 in | 860 - 880 mm / 33.86 - 34.65 in | Unladen 675 mm / 26.6 in Laden 658 mm / 25.9 in | 970 mm / 38.2 in |
| Wet Weight: | 195 kg 430 lbs | 231 kg / 509 lbs | 315 kg / 694 lbs | 104.8 kg / 231 lbs (no fuel) |
| Fuel Capacity: | 15.7 litres / 4.1 US gal | 20 Litres / 5.28 US gal | 18.9 Litres / US 5.0 gal | 7.2 Litres / 1.9 US gal |