Harley-davidson Fat Boy vs Harley-davidson Forty-eight
Side-by-side comparison for used motorcycle buyers
Harley-davidson Fat Boy vs Harley-davidson Forty-eight. Harley-davidson Fat Boy: 93 hp @ 5,020 rpm (Milwaukee-Eight 114, current generation) hp, 317 kg (wet/curb weight, 2023 FLFBS model) weight, top speed 175 km/h (estimated; note: electronically limited in some markets), Motoryk rating 7.8/10. Harley-davidson Forty-eight: 60 hp @ 6,000 rpm hp, 253 kg (wet/curb weight) weight, top speed 170 km/h, Motoryk rating 7.5/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Harley-davidson Fat Boy
Harley-davidson Forty-eight
Horsepower (hp)
93 hp
60 hp
Torque (Nm)
161 Nm
97 Nm
Top Speed (km/h)
175 km/h
170 km/h
Weight (kg) — lower is better
317 kg
253 kg
Type
Cruiser
Cruiser
Horsepower
93 hp @ 5,020 rpm (Milwaukee-Eight 114, current generation)
60 hp @ 6,000 rpm
Torque
161 Nm @ 3,000 rpm (Milwaukee-Eight 114, current generation)
97 Nm @ 3,500 rpm
Top Speed
175 km/h (estimated; note: electronically limited in some markets)
170 km/h
Weight
317 kg (wet/curb weight, 2023 FLFBS model)
253 kg (wet/curb weight)
Fuel
6.5 L/100km (approximately 15.4 km/L, real-world average for current Milwaukee-Eight model)
5.5 L/100km (approx. 18 km/L typical real-world average)
Fairing
No
No
Individual Reviews
Harley-davidson Fat Boy
7.8/10
"A genuine icon that rewards patient, budget-conscious buyers who shop carefully."
Pros
+Milwaukee-Eight genuinely smooth engine
+Bulletproof resale value retention
+Effortless low-speed stability
Cons
−Heavy at 674lbs wet
−Pre-2017 compensator issues costly
−Poor slow-speed cornering clearance
Harley-davidson Forty-eight
7.5/10
"A charismatic city scramblers that demands realistic expectations about range and comfort."
Pros
+Bulletproof Sportster engine reliability
+Parts availability everywhere
+Genuinely stunning visual presence
Cons
−Tiny tank, terrible range
−Seat punishes longer rides
−Many dropped examples exist
Top 10 Accessories
Picks that work on either bike.









