Road Bike Tire Comparison:
Michelin Power Time Trial 2020 vs
Vittoria Open Corsa CX III Latex Tube 2014

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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
  • Michelin Power Time Trial
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand MichelinVittoria
Model Power Time TrialOpen Corsa CX III Latex Tube
Year 20202014
Tire Type Tubetype (clincher)Tubetype (clincher)
Supplied By Bought in storeBought in store
Full Review Full Review
New or Used NewNew
Mileage 0 km0 km
Price Range HighHigh
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Manufacturer Part Number 146938111.391.SC.111.BX
EAN 3528701469386
TPI 3x180320
Compound Race-2 compoundISOgrip Compound
Bead FoldingFolding
ETRTO 25-62225-622
Size Inch 28"28"
Width mm 2525
Specified Weight 190 grams220 grams
Min Air Pressure 73 psi psi
Max Air Pressure 116 psi145 psi
Made In ThailandThailand
Available Sizes 23-622 (700x23c)
25-622 (700x25c)
23-622 (700x23C)
25-622 (700x25C)
Image
Michelin Power Time Trial 2020
Vittoria Open Corsa CX III Latex Tube 2014
Image
Michelin Power Time Trial 2020
Vittoria Open Corsa CX III Latex Tube 2014
Image
Michelin Power Time Trial 2020
Vittoria Open Corsa CX III Latex Tube 2014

Size and Weight Measurements


Size and Weight Measurements
Model Power Time TrialOpen Corsa CX III Latex Tube
Specified Weight 190 grams220 grams
Measured Weight 206 grams237 grams
System Adjusted Weight 306 grams
(tire + inner tube)
337 grams
(tire + inner tube)
Measured Width 27 mm28 mm
Measured Height 24 mm25 mm
Total Tire Thickness Center 2.1 mmNo Data
Total Tire Thickness Sidewall 0.55 mmNo Data
Unmounted Casing Width 66 mmNo Data
Unmounted Tread Width 27 mmNo 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 Power Time TrialOpen Corsa CX III Latex Tube
Inner Tube Conti Race28 (100gr butyl)Michelin Latex
Spin Up Video YouTubeNo Video
Rolling Resistance
140 PSI / 9.7 Bar
Not TestedNot Tested
Rolling Resistance
120 PSI / 8.3 Bar
8.6 Watts
CRR: 0.00258
11.7 Watts
CRR: 0.00351
Rolling Resistance
100 PSI / 6.9 Bar
9.2 Watts
CRR: 0.00276
12.2 Watts
CRR: 0.00366
Rolling Resistance
80 PSI / 5.5 Bar
10.6 Watts
CRR: 0.00318
13.0 Watts
CRR: 0.00390
Rolling Resistance
60 PSI / 4.1 Bar
12.7 Watts
CRR: 0.00381
14.6 Watts
CRR: 0.00438
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 Power Time TrialOpen Corsa CX III Latex Tube
Puncture Resistance Tread 8 Points12 Points
Puncture Resistance Sidewall 3 PointsNot Tested

Conclusion


Conclusion
Model Power Time TrialOpen Corsa CX III Latex Tube
Full Review Full Review
Verdict Highly RecommendedRecommended
Rating 5.0 / 54.0 / 5
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  • Michelin Power Time Trial
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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