Moto Guzzi Quota 1100ES (1997-99) vs Ducati 125 Six Days (1977-78) vs Ducati 750 Paso Limited (1988) vs Aprilia Tuono 125 (2021) vs Triumph Bonneville 750 T140D (1979-80)

Comparison technical specifications

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Make:	Moto Guzzi	Ducati	Ducati	Aprilia	Triumph
Model:	Quota 1100ES	125 Six Days	750 Paso Limited	Tuono 125	Bonneville 750 T140D
Years:	1997-99	1977-78	1988	2021	1979-80
Engine:	Four stroke, 90° V twin, longitudinally mounted, OHV, 2 valve per cylinder.	Two stroke, single cylinder, piston port	Four stroke, 90°“L” twin cylinder, SOHC desmodromic 2 valve per cylinder, belt driven	Four stroke, single cylinder, DOHC, 4 valves	Four stroke, parallel twin, OHV, 2 valves per cylinder
Capacity:	1064 cc / 64.9 cu-in	123.7 cc / 7.5 cu in	748 cc / 45.6 cu in	124.2 cc / 7.6 cu-in	744 cc / 45.4 cu in
Bore x Stroke:	92 x 80 mm	54 x 54 mm	88 x 61.5 mm	58 X 47 mm	76 x 82 mm
Compression Ratio:	9.5:1	14.6:1	10:1	12.0-12.6 : 1	8.6:1
Induction:	Weber-Marelli fuel-injection	Dell'Orto PHBE 32 carburetor	Weber 44DCNF 107 carburetor	ECU Electronics Magneti Marelli MIUG4 32 mm	2 x 30 mm Amal carburetors
Ignition:	Electronic	Motoplat electronic	Kokusan electronic	Electronic with CDI capacity discharge	Battery / dual coil / dual points / Lucas
Starting:	Electric	Kick	Electric	Electric	Electric and kick
Max Power:	70 hp / 51 kW @ 6200 rpm	18.38 kW / 25 hp @ 10250 rpm	53.3 kW / 72.5 hp @ 7900 rpm	11 kW / 14.7 hp @ 10000 rpm	40.3 kW / 54 hp @ 6200 rpm
Transmission:	5 Speed	6-Speed	5 Speed	6 Speed	5 Speed
Final Drive:	Shaft	Chain	Chain	Chain, drive ratio: 13/58	Chain, 106 links
Front Suspension:	42mm Marzocchi fork	35mm Marzocchi with magnesium forks	42 mm Marzocchi M1R fork	40 mm Upside down fork stanchions	Telescopic forks
Rear Suspension:	Marzocchi monoshock with preload and rebound damping adjustment	Swinging arm with dual Marzocchi shocks	Öhlins mono shock, rising rate swingarm	Asymmetrical swingarm, monoshock absorber	Swingarm, Girling shocks, 3-way spring preload adjustable
Front Brakes:	2x 296mm discs 2 piston calipers	125 mm drum	2 x 280 mm Discs	Single 300 mm stainless steel disc, 4 pistons radial caliper	Single 254 mm disc, 1 piston caliper
Rear Brakes:	Single 260mm disc 2 piston caliper	140 mm drum	Single 270 mm disc	Single 220 mm stainless steel disc, single piston calliper. Metal-braided connecting hoses	Single 254 mm disc, 1 piston caliper
Front Tyre:	90/90-121	3.00 x 21	110/90 -18	100/80 - 17	3.25-19
Rear Tyre:	130/80-17	4.00 x 18	140/90 -15	140/70 ZR 17	4.00-18
Wheelbase:	1600 mm / 63 in	1430 mm / 56.2 in	1450 mm / 57.1 in	1350 mm / 53.1 in	1422 mm / 56 in
Seat Height:	820 mm / 32.3 in	900 mm / 35.4 in	780 mm / 30.7 in	810 mm / 31.8 in	813 mm / 32.0 in
Fuel Capacity:	20 Litres / 5.3 US gal	8 Litres / 2.11 Us gal	22 L / 5.8 US gal / 4.8 Imp gal	14.5 Litres / 3.8 US gal	18.2 Litres / 4.8 US gal / 4.0 Imp gal