MTB Tire Comparison:
Continental Mountain King II RaceSport 2015 vs
Michelin Force AM 2017

Contents and Test Summary

  1. Manufacturer Specifications
  2. Size and Weight Measurements
  3. Rolling Resistance Test Results
  4. Puncture Resistance Test Results
  5. Static Grip Test Results
  6. Conclusion
  • Continental Mountain King II RaceSport *
  • Michelin Force AM *
* Grip test data not available
Performance compared to all other MTB tires
(100% is best)
Pro Members get 11-point radar charts



Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalMichelin
Model Mountain King II RaceSportForce AM
Year 20152017
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range HighHigh
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Manufacturer Part Number 0100518
EAN
TPI 3/1803x60
Compound Black ChiliGum-X3D
Bead FoldingFolding
ETRTO 55-62257-622
Size Inch 29"29"
Width Inch 2.202.25
Specified Weight 635 grams760 grams
Min Air Pressure psi26 psi
Max Air Pressure 65 psi58 psi
Made In Members OnlyMembers Only
Available Sizes 29x2.40
29x2.20
27.5x2.40
27.5x2.20
26x2.40
26x2.20
26x2.25
27.5x2.25
27.5x2.35
27.5x2.60
29x2.25
29x2.35
Image 1
Continental Mountain King II RaceSport 2015
Michelin Force AM 2017
Image 2
Continental Mountain King II RaceSport 2015
Michelin Force AM 2017
Image 3
Continental Mountain King II RaceSport 2015
Michelin Force AM 2017
Image 4 Not AvailableNot Available

Size and Weight Measurements


Size and Weight Measurements
Model Mountain King II RaceSportForce AM
Specified Weight 635 grams760 grams
Measured Weight 594 grams781 grams
Measured Width Carcass 52 mm (un-round)54 mm (un-round)
Measured Width Tread 53 mm58 mm
Measured Height 52 mm (un-round)53 mm (un-round)
Measured Knob Height Center 4.1 mm2.9 mm
Measured Knob Height Edge 4.7 mm6.0 mm
Measured Casing Thickness Center 1.80 mm2.10 mm
Measured Total Thickness Sidewall Members OnlyMembers Only
All size measurements are taken at an air pressure of 35 psi / 2.4 bars on a 17.8 mm inner width rim.

Rolling Resistance Test Results


Rolling Resistance Test Results
Model Mountain King II RaceSportForce AM
Spin Up Video No VideoYouTube
Inner Tube Conti MTB 29 (225 gr butyl)None (40 ml sealant)
Rolling Resistance
55 PSI / 3.8 Bar
Members OnlyMembers Only
Rolling Resistance
45 PSI / 3.1 Bar
Members OnlyMembers Only
Rolling Resistance
35 PSI / 2.4 Bar
29.6 Watts
CRR: 0.00887
30.1 Watts
CRR: 0.00902
Rolling Resistance
25 PSI / 1.7 Bar
31.5 Watts
CRR: 0.00944
32.9 Watts
CRR: 0.00986
All numbers are for a single tire at a speed of 29 km/h / 18 mph and a load of 42.5 kg / 94 lbs.

Use the formula: RR (Watts) = CRR * speed (m/s) * load (N) to calculate rolling resistance at a given speed and load.

Puncture Resistance Test Results


Puncture Resistance Test Results (higher is better)
Model Mountain King II RaceSportForce AM
Total Puncture Score Tread 34 Points40 Points
Total Puncture Score Sidewall Members OnlyMembers Only
Tread Puncture Force Sharp Needle Members OnlyMembers Only
Tread Puncture Force Blunt Needle Members OnlyMembers Only
Tread Total Tire Thickness 1.8 mm2.1 mm
Sidewall Puncture Force Sharp Needle Members OnlyMembers Only
Sidewall Puncture Force Blunt Needle Members OnlyMembers Only
Sidewall Total Tire Thickness Members OnlyMembers Only

Static Grip Test Results


Static Grip Test Results (higher is better)
Model Mountain King II RaceSportForce AM
Wet Grip Average No DataNo Data
Wet Grip Center Members OnlyMembers Only
Wet Grip Edge Members OnlyMembers Only
Measured Knob Height Center 4.1 mm2.9 mm
Measured Knob Height Edge 4.7 mm6.0 mm
Grip in points = coefficient of friction * 100
MTB grip test rim width = 30.0 mm
Wet Grip Test and Off-Road Tires (info)

Conclusion


Conclusion
Model Mountain King II RaceSportForce AM
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 4.0 / 54.0 / 5
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  • Continental Mountain King II RaceSport *
  • Michelin Force AM *
* Grip test data not available
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)

Pro Members get 11-point radar charts