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Select ATVs to compare their specifications
Model Type
Utility
Model Type
Utility
MSRP
$6,899
MSRP
$12,999
Warranty
6
Warranty
6
Insurance
Insurance
Generic Type (Primary)
Utility
Generic Type (Primary)
Utility
Manufacturer Country
USA
Manufacturer Country
USA
Introduction Year
2016
Introduction Year
2017
Manufacturer Recommend Minimum Age
16
Manufacturer Recommend Minimum Age
16
Parent Company
Polaris
Parent Company
Polaris
Display Name
Sportsman® 450 H.O. EPS
Display Name
ACE® 900 XC
Photo Gallery
Standard
Photo Gallery
-
Year
2017
Year
2017
Make
Polaris
Make
Polaris
Engine Brand Name
ProStar™
Engine Brand Name
ProStar™
Engine Type
Single-Cylinder
Engine Type
Longitudinal Twin
Cylinders
1
Cylinders
1
Engine Stroke
4-Stroke
Engine Stroke
4-Stroke
Horsepower (bhp/kW)
33 / 24.6
Horsepower (bhp/kW)
78 / 44.8
Cooling
Liquid
Cooling
Liquid
Valves
4
Valves
4
Valves Per Cylinder
4
Valves Per Cylinder
2
Valve Configuration
DOHC
Valve Configuration
DOHC
Bore (mm/in)
93 / 3.66
Bore (mm/in)
93 / 3.66
Stroke (mm/in)
73.6 / 2.9
Stroke (mm/in)
64.4 / 2.54
Displacement (cc/ci)
500 / 30.5
Displacement (cc/ci)
875 / 53.4
Compression Ratio
10:1
Compression Ratio
10.5:1
Starter
Electric
Starter
Electric
Fuel Requirements
Regular
Fuel Requirements
Regular
Fuel Type
Gas
Fuel Type
Gas
Fuel Injector
Yes
Fuel Injector
Yes
Carburetor
No
Carburetor
No
Number Of Carburetors
0
Number Of Carburetors
0
Carburetion Type
Fuel Injected
Carburetion Type
Fuel Injected
Speed Governor
No
Speed Governor
-
Fuel Injector Size (mm)
-
Fuel Injector Size (mm)
42
Transmission Type
Continuously Variable (CVT)
Transmission Type
Continuously Variable (CVT)
Primary Drive (Front Wheel)
Shaft
Primary Drive (Front Wheel)
Shaft
Primary Drive (Engine / Transmission)
Belt
Primary Drive (Engine / Transmission)
Belt
Reverse
Yes
Reverse
Yes
Transmission Brand
Polaris Variable Transmission (PVT)
Transmission Brand
Polaris Variable Transmission (PVT)
Hi / Low Range
Yes
Hi / Low Range
Yes
Wheels Composition
Steel
Wheels Composition
Aluminum
Front Tire Diameter (in)
24
Front Tire Diameter (in)
27
Rear Tire Diameter (in)
24
Rear Tire Diameter (in)
27
Chromed
No
Chromed
No
Tire Brand
Polaris
Tire Brand
GBC
Front Tire Width
8
Front Tire Width
9
Front Wheel Diameter
12
Front Wheel Diameter
12
Rear Tire Width
10
Rear Tire Width
11
Rear Wheel Diameter
12
Rear Wheel Diameter
12
Front Tire (Full Spec)
Polaris NS388: 24 x 8-12
Front Tire (Full Spec)
GBC Dirt Commander: 27 x 9-12
Rear Tire (Full Spec)
Polaris NS388: 24 x 10-12
Rear Tire (Full Spec)
GBC Dirt Commander: 27 x 11-12
Front Brake Type
Hydraulic Disc
Front Brake Type
Hydraulic Disc
Rear Brake Type
Hydraulic Disc
Rear Brake Type
Hydraulic Disc
Engine Braking
Standard
Engine Braking
Standard
Front Suspension Type
McPherson Strut
Front Suspension Type
Independent Double A-Arm
Front Travel (in/mm)
8.2 / 208
Front Travel (in/mm)
12.3 / 312
Front Adjustable Fork Pre-Load
No
Front Adjustable Fork Pre-Load
No
Front Adjustable Rebound Damping
No
Front Adjustable Rebound Damping
No
Front Central Suspension Strut
No
Front Central Suspension Strut
No
Steering Damper
No
Steering Damper
No
Front Stabilizer Bar
No
Front Stabilizer Bar
Yes
Rear Suspension Type
Independent Double A-Arm
Rear Suspension Type
Independent Double A-Arm
Rear Travel (in/mm)
9.5 / 241
Rear Travel (in/mm)
12.6 / 320
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Shock / Spring Pre-Load
Yes
Rear Adjustable Rebound Damping
No
Rear Adjustable Rebound Damping
No
Number Rear Shock Absorbers
2
Number Rear Shock Absorbers
2
Rear Suspension Material
Steel
Rear Suspension Material
Steel
Air Adjustable
No
Air Adjustable
No
Front Suspension Brand Name
-
Front Suspension Brand Name
Walker Evans®
Rear Stabilizer Bar
-
Rear Stabilizer Bar
Yes
Steering Type
Power
Steering Type
Power
Steering Control
Handlebar
Steering Control
Steering Wheel
Length (ft)
6.92
Length (ft)
7.83
Width (in/mm)
48 / 1219
Width (in/mm)
59 / 1500
Height (in/mm)
47 / 1194
Height (in/mm)
72 / 1830
Wheelbase (in/mm)
50.5 / 1283
Wheelbase (in/mm)
67.5 / 1715
Turning Radius (ft)
5.4
Turning Radius (ft)
-
Ground Clearance (in/mm)
10.5 / 267
Ground Clearance (in/mm)
13 / 330
Length (ft/ft)
6
Length (ft/ft)
7
Length (ft/in)
11
Length (ft/in)
10
Dry Weight (lbs/kg)
713 / 323
Dry Weight (lbs/kg)
1075 / 489
Payload Capacity (lbs/kgs)
485 / 220
Payload Capacity (lbs/kgs)
575 / 261
Towing Capacity (lbs/kgs)
1225 / 555.7
Towing Capacity (lbs/kgs)
1500 / 680.4
Fuel Capacity (gal/l)
4.5 / 17
Fuel Capacity (gal/l)
5.3 / 19.9
Engine Displacement to Weight (cc)
0.7
Engine Displacement to Weight (cc)
0.81
Seat Type
One-Piece
Seat Type
One-Piece
Adjustable
No
Adjustable
No
Seat Material
Vinyl
Seat Material
Vinyl
Seat Location
Driver
Seat Location
Driver
Folding
No
Folding
No
Seat Height (in/mm)
33.3 / 845
Seat Height (in/mm)
28.8 / 730
Number Of Seats
1
Number Of Seats
1
Backrest Logo Plate
-
Backrest Logo Plate
No
Backrest Type
-
Backrest Type
Fixed
Backrest Location
-
Backrest Location
Driver
Lumbar Adjustment
-
Lumbar Adjustment
No
Frame
Steel
Frame
Steel
Body Material
Composite
Body Material
Composite
Floor Board Location
Driver
Floor Board Location
-
Hand Grips
Standard
Hand Grips
Standard
Adjustable
No
Adjustable
No
Hand Guards
No
Hand Guards
No
Light Guard
No
Light Guard
No
Radiator Guard
No
Radiator Guard
No
Front Fender
Standard
Front Fender
Standard
Rear Fender
Standard
Rear Fender
Standard
Handlebars
Standard
Handlebars
Standard
Rear Bumper
Standard
Rear Bumper
Standard
Front Fender Flairs
Standard
Front Fender Flairs
-
Rear Fender Flairs
Standard
Rear Fender Flairs
-
Bash Plate (Front)
Yes
Bash Plate (Front)
Yes
CV Boot Cover
-
CV Boot Cover
No
Shock Cover
-
Shock Cover
No
Front Bumper
-
Front Bumper
Standard
Digital Instrumentation
Standard
Digital Instrumentation
Standard
Clock
Standard
Clock
Standard
Tachometer
Standard
Tachometer
Standard
Trip Odometer
Standard
Trip Odometer
Standard
Speedometer
Standard
Speedometer
Standard
Hour Meter
Standard
Hour Meter
Standard
Temperature Warning Type
Light
Temperature Warning Type
Gauge
Fuel Level Warning Type
Gauge
Fuel Level Warning Type
Gauge
Voltage Meter
-
Voltage Meter
Standard
Warranty (Months/Condition)
6 / Limited
Warranty (Months/Condition)
6 / Limited
Battery Warranty (Months)
0
Battery Warranty (Months)
0
Driveline Brand
On-Demand™
Driveline Brand
On-Demand™
Driveline Type
AWD
Driveline Type
AWD
Number Of Driveline Modes
2
Number Of Driveline Modes
2
Rear Unlocking Differential
No
Rear Unlocking Differential
No
Rear Solid Axle
No
Rear Solid Axle
No
Limited Slip Differential Location
Rear
Limited Slip Differential Location
Rear
Differential Lock Location
Rear
Differential Lock Location
Rear
Size (in/cm)
1.25 / 3.2
Size (in/cm)
1.25 / 3.2
Rear Hitch Type
Receiver
Rear Hitch Type
Receiver
Tongue Weight (lbs/kgs)
-
Tongue Weight (lbs/kgs)
150 / 68
Tilt
-
Tilt
No
Removable Tailgate
-
Removable Tailgate
No
Removable Sides
-
Removable Sides
No
Satellite
No
Satellite
No
Number Of Discs
0
Number Of Discs
0
Power Outlet
Standard
Power Outlet
Standard
Heated
No
Heated
No
Adjustable
-
Adjustable
No
Number Of Side Cases
0
Number Of Side Cases
0
Number Of Saddle Bags
0
Number Of Saddle Bags
0
Capacity (lbs/kgs)
90 / 40.8
Capacity (lbs/kgs)
120 / 55
Front Storage Well
Standard
Front Storage Well
Standard
Rear Storage Well
Standard
Rear Storage Well
-
Number Of Cupholders
-
Number Of Cupholders
0
Camouflage Trim
-
Camouflage Trim
No
Rack Rails Location
-
Rack Rails Location
Rear
Bed Length (in/mm)
-
Bed Length (in/mm)
17 / 430
Bed Height (in/mm)
-
Bed Height (in/mm)
4 / 100
Bed Width (in/mm)
-
Bed Width (in/mm)
35 / 890
Cargo Bed Tilt
-
Cargo Bed Tilt
No
Cargo Bed Material
-
Cargo Bed Material
Polyethylene
Headlight Mounts
Standard
Headlight Mounts
Standard
Halogen Headlight (s)
Standard
Halogen Headlight (s)
Standard
Headlight (s)
Standard
Headlight (s)
Standard
Light Type
Halogen
Light Type
Halogen
Metallic
No
Metallic
Yes
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