Road Bike Tire Comparison:
Challenge Strada Pro 2017 vs
Vittoria Open Corsa CX III 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
  • Challenge Strada Pro
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand ChallengeVittoria
Model Strada ProOpen Corsa CX III
Year 20172014
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 HighHigh
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Manufacturer Part Number 111.391.SC.25.111.BX
EAN
TPI 300320
Compound ISOgrip Compound
Bead FoldingFolding
ETRTO 25-62225-622
Size Inch 28"28"
Width mm 2525
Specified Weight 240 grams220 grams
Min Air Pressure 100 psi psi
Max Air Pressure 145 psi145 psi
Made In ThailandThailand
Available Sizes 25-622 (700x25C)23-622 (700x23C)
25-622 (700x25C)
Image
Challenge Strada Pro 2017
Vittoria Open Corsa CX III 2014
Image
Challenge Strada Pro 2017
Vittoria Open Corsa CX III 2014
Image
Challenge Strada Pro 2017
Vittoria Open Corsa CX III 2014

Size and Weight Measurements


Size and Weight Measurements
Model Strada ProOpen Corsa CX III
Specified Weight 240 grams220 grams
Measured Weight 254 grams237 grams
System Adjusted Weight 354 grams
(tire + inner tube)
337 grams
(tire + inner tube)
Measured Width 27 mm28 mm
Measured Height 24 mm25 mm
Total Tire Thickness Center 2.3 mmNo Data
Total Tire Thickness Sidewall 1 mmNo Data
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 Strada ProOpen Corsa CX III
Inner Tube Conti Race28 (100gr butyl)Conti Race28 (100gr butyl)
Spin Up Video YouTubeNo Video
Rolling Resistance
140 PSI / 9.7 Bar
Not TestedNot Tested
Rolling Resistance
120 PSI / 8.3 Bar
13.4 Watts
CRR: 0.00402
13.0 Watts
CRR: 0.00390
Rolling Resistance
100 PSI / 6.9 Bar
14.0 Watts
CRR: 0.00420
13.6 Watts
CRR: 0.00408
Rolling Resistance
80 PSI / 5.5 Bar
15.3 Watts
CRR: 0.00459
14.8 Watts
CRR: 0.00444
Rolling Resistance
60 PSI / 4.1 Bar
17.9 Watts
CRR: 0.00537
16.9 Watts
CRR: 0.00507
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 Strada ProOpen Corsa CX III
Puncture Resistance Tread 11 Points12 Points
Puncture Resistance Sidewall 3 PointsNot Tested

Conclusion


Conclusion
Model Strada ProOpen Corsa CX III
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 3.0 / 54.0 / 5
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  • Challenge Strada Pro
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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