Road Bike Tire Comparison:
Continental Grand Prix 4 Season 2015 vs
Michelin Dynamic Sport 2015

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Contents and Test Summary

  1. Manufacturer Specifications
  2. Size and Weight Measurements
  3. Rolling Resistance Test Results
  4. Puncture Resistance Test Results
  5. Conclusion
  • Continental Grand Prix 4 Season
  • Michelin Dynamic Sport
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalMichelin
Model Grand Prix 4 SeasonDynamic Sport
Year 20152015
Tire Type Tubetype (clincher)Tubetype (clincher)
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range HighLow
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Manufacturer Part Number 0100175
EAN
TPI 3/33030
Compound Max Grip Silica
Bead FoldingWire
ETRTO 25-62225-622
Size Inch 28"28"
Width mm 2525
Specified Weight 240 grams305 grams
Min Air Pressure 95 psi73 psi
Max Air Pressure 120 psi102 psi
Made In GermanyTaiwan
Available Sizes 23-622 (700x23C)
25-622 (700x25C)
28-622 (700x28C)
32-622 (700x32C)
23-622 (700x23C)
25-622 (700x25C)
28-622 (700x28C)
Image
Continental Grand Prix 4 Season 2015
Michelin Dynamic Sport 2015
Image
Continental Grand Prix 4 Season 2015
Michelin Dynamic Sport 2015
Image
Continental Grand Prix 4 Season 2015
Michelin Dynamic Sport 2015

Size and Weight Measurements


Size and Weight Measurements
Model Grand Prix 4 SeasonDynamic Sport
Specified Weight 240 grams305 grams
Measured Weight 215 grams304 grams
System Adjusted Weight 315 grams
(tire + inner tube)
404 grams
(tire + inner tube)
Measured Width 27 mm25 mm
Measured Height 24 mm23 mm
Total Tire Thickness Center 2.7 mm3.2 mm
Total Tire Thickness Sidewall 0.7 mm0.7 mm
Unmounted Casing Width No DataNo Data
Unmounted Tread Width No DataNo Data
All size measurements are taken at an air pressure of 100 psi / 6.9 bars on a 17.8 mm inner width rim.

Rolling Resistance Test Results


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Rolling Resistance Test Results
Model Grand Prix 4 SeasonDynamic Sport
Inner Tube Conti Race28 (100gr butyl)Conti Race28 (100gr butyl)
Spin Up Video No VideoNo Video
Rolling Resistance
140 PSI / 9.7 Bar
Not TestedNot Tested
Rolling Resistance
120 PSI / 8.3 Bar
17.2 Watts
CRR: 0.00516
17.3 Watts
CRR: 0.00519
Rolling Resistance
100 PSI / 6.9 Bar
18.1 Watts
CRR: 0.00543
18.1 Watts
CRR: 0.00543
Rolling Resistance
80 PSI / 5.5 Bar
19.8 Watts
CRR: 0.00594
19.5 Watts
CRR: 0.00585
Rolling Resistance
60 PSI / 4.1 Bar
22.5 Watts
CRR: 0.00674
23.2 Watts
CRR: 0.00695
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 Grand Prix 4 SeasonDynamic Sport
Puncture Resistance Tread 17 Points8 Points
Puncture Resistance Sidewall 7 Points4 Points

Conclusion


Conclusion
Model Grand Prix 4 SeasonDynamic Sport
Full Review Full ReviewFull Review
Verdict RecommendedNot Recommended
Rating 4.0 / 52.0 / 5
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  • Continental Grand Prix 4 Season
  • Michelin Dynamic Sport
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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