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All Bikes/Compare/Polaris Slingshot Sl vs Harley-davidson Freewheeler Trike

Polaris Slingshot Sl vs Harley-davidson Freewheeler Trike

Side-by-side comparison for used motorcycle buyers

Polaris Slingshot Sl vs Harley-davidson Freewheeler Trike. Polaris Slingshot Sl: 173 hp @ 8,500 rpm (2.0L GM Ecotec engine, 2020+ models; earlier models ~173 hp varies by year) hp, 794 kg (curb weight — note: significantly heavier than a traditional motorcycle due to its three-wheeled autocycle chassis) weight, top speed 201 km/h (125 mph — estimated, Polaris does not officially publish a top speed), Motoryk rating 7.0/10. Harley-davidson Freewheeler Trike: 90 hp @ 5,020 rpm (Milwaukee-Eight 107, 2018+) hp, 453 kg (curb weight, approximate for 2018+ models) weight, top speed 175 km/h (estimated; note: governed and varies by model year), Motoryk rating 7.5/10.

Performance at a Glance

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

Polaris Slingshot Sl Harley-davidson Freewheeler Trike
Horsepower (hp)
173 hp
90 hp
Torque (Nm)
202 Nm
145 Nm
Top Speed (km/h)
201 km/h
175 km/h
Weight (kg) — lower is better
794 kg
453 kg
Type
Cruiser
Cruiser
Horsepower
173 hp @ 8,500 rpm (2.0L GM Ecotec engine, 2020+ models; earlier models ~173 hp varies by year)
90 hp @ 5,020 rpm (Milwaukee-Eight 107, 2018+)
Torque
202 Nm @ 6,000 rpm
145 Nm @ 3,000 rpm (Milwaukee-Eight 107, 2018+)
Top Speed
201 km/h (125 mph — estimated, Polaris does not officially publish a top speed)
175 km/h (estimated; note: governed and varies by model year)
Weight
794 kg (curb weight — note: significantly heavier than a traditional motorcycle due to its three-wheeled autocycle chassis)
453 kg (curb weight, approximate for 2018+ models)
Fuel
9.4 L/100km (approximately 10.6 km/L) — estimated real-world average
6.5 L/100km (approx. 15.4 km/L) — estimated real-world average
Fairing
No
No

Individual Reviews

Polaris Slingshot Sl
Polaris Slingshot Sl
7.0/10

"A genuinely fun weekend toy, but buy with eyes wide open."

Pros
+Jaw-dropping attention everywhere
+ProStar engine pulls hard
+Genuinely unique driving experience
Cons
Not actually a motorcycle
Body panels crack expensively
Parts availability inconsistent
Harley-davidson Freewheeler Trike
Harley-davidson Freewheeler Trike
7.5/10

"A genuinely capable tourer that rewards buyers who inspect carefully."

Pros
+Milwaukee-Eight pulls hard effortlessly
+Incredibly stable at highway speeds
+Huge aftermarket support available
Cons
Terrible fuel economy everywhere
Rear diff maintenance often skipped
Massive width limits lane positioning

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