Ducati Monster 821 Stealth vs Aprilia Mana 850 ABS (2020)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Ducati Monster 821 Stealthstacks up against the Aprilia Mana 850 ABS. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecDucati Monster 821 StealthAprilia Mana 850 ABS
Model year20202012
Price
Engine821 cc839 cc
Horsepower109 hp75 hp
Torque86 Nm73 Nm
Weight181 kg189 kg
Seat height31 mm32 mm
Fuel capacity4.4 L4.2 L
Fuel typepetrolpetrol
Transmission6-speedAutomatic
Front brakesDouble disc. Semi-floating discs, radially mounted Monobloc Brembo M4-32 callipers, 4-pistons, axiial pump with ABS as standardDouble disc. ABS.Stainless steel floating disc. Radial calipers with four pistons.
Rear brakesSingle disc. 2-piston floating calliper with ABS as standard equipmentSingle disc. ABS
Tires120/70-ZR17 / 180/55-ZR17 120/70-17 / 180/55-17

Ducati Monster 821 Stealth vs Aprilia Mana 850 ABS — which should you buy?

Picking between the Ducati Monster 821 Stealth and the Aprilia Mana 850 ABS usually comes down to the numbers you care about most. On paper, the Ducati Monster 821 Stealth brings 109 hp in a 181 kg package, while the Aprilia Mana 850 ABS counters with 75 hp at 189 kg.

Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike: