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All Bikes/Compare/Harley-davidson Fat Bob vs Kawasaki Vulcan 900

Harley-davidson Fat Bob vs Kawasaki Vulcan 900

Side-by-side comparison for used motorcycle buyers

Harley-davidson Fat Bob vs Kawasaki Vulcan 900. Harley-davidson Fat Bob: 93 hp @ 5,020 rpm (2018+ Milwaukee-Eight 107; note: Harley rates in torque primarily, hp is an estimate) hp, 303 kg (wet/curb weight, 2018+ Softail-based model) weight, top speed 185 km/h (estimated, note: varies by year and engine variant), Motoryk rating 7.8/10. Kawasaki Vulcan 900: 50 hp @ 6,000 rpm (estimated; Kawasaki does not officially publish output figures for this model) hp, 272 kg (wet/curb weight) weight, top speed 175 km/h (estimated; note: governed more by wind resistance than engine limits), Motoryk rating 7.5/10.

Performance at a Glance

Green = winner per metric · Bars are relative to the higher value

Harley-davidson Fat Bob Kawasaki Vulcan 900
Horsepower (hp)
93 hp
50 hp
Torque (Nm)
145 Nm
76 Nm
Top Speed (km/h)
185 km/h
175 km/h
Weight (kg) — lower is better
303 kg
272 kg
Type
Cruiser
Cruiser
Horsepower
93 hp @ 5,020 rpm (2018+ Milwaukee-Eight 107; note: Harley rates in torque primarily, hp is an estimate)
50 hp @ 6,000 rpm (estimated; Kawasaki does not officially publish output figures for this model)
Torque
145 Nm @ 3,000 rpm (2018+ Milwaukee-Eight 107)
76 Nm @ 3,500 rpm
Top Speed
185 km/h (estimated, note: varies by year and engine variant)
175 km/h (estimated; note: governed more by wind resistance than engine limits)
Weight
303 kg (wet/curb weight, 2018+ Softail-based model)
272 kg (wet/curb weight)
Fuel
6.5 L/100km (approx. 15.4 km/L, real-world estimate for 2018+ model)
5.2 L/100km (approx. 19.2 km/L typical real-world average)
Fairing
No
No

Individual Reviews

Harley-davidson Fat Bob
Harley-davidson Fat Bob
7.8/10

"The Fat Bob rewards riders who want character over compromise."

Pros
+Milwaukee-Eight 114 pulls hard
+Handles better than expected
+Distinctive aggressive street presence
Cons
Heavy at low speed maneuvers
107 version underpowered highway
Cam tensioner issues pre-2020
Kawasaki Vulcan 900
Kawasaki Vulcan 900
7.5/10

"Dependable, honest cruiser that punches above its used asking price."

Pros
+Near-indestructible engine reliability
+Comfortable upright riding position
+Affordable used market pricing
Cons
Wallowy at highway speeds
Stock seat punishes long rides
Chrome quality disappoints over time

Top 10 Accessories

Picks that work on either bike.

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Mobil 1 · Engine Oil
20W-50 Full Synthetic Motorcycle Oil
View on Amazon →
Motul 7100 10W-40 Synthetic 4L
Motul · Engine Oil
Motul 7100 10W-40 Synthetic 4L
View on Amazon →
⚙️
HifloFiltro · Oil Filter
HF204 Oil Filter
View on Amazon →
HifloFiltro HF303 Oil Filter
HifloFiltro · Oil Filter
HifloFiltro HF303 Oil Filter
View on Amazon →
🌬️
Air Filter
Replacement Air Filter
View on Amazon →
K&N KA-9006 Air Filter
K&N · Air Filter
K&N KA-9006 Air Filter
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Spark Plugs
Spark Plugs
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NGK CPR7EA-9 (x2)
NGK · Spark Plugs
NGK CPR7EA-9 (x2)
View on Amazon →
Full-Face Motorcycle Helmet
Helmet
Full-Face Motorcycle Helmet
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Riding Gloves
Gloves
Riding Gloves
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