Road Bike Tire Comparison:
Continental Grand Prix 2014 vs
Continental Ultra Sport II 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 Ultra Sport II
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Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalContinental
Model Grand PrixUltra Sport II
Year 20142015
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 MedLow
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Manufacturer Part Number 01006370150011
TPI 3/1803/180
Compound Black ChiliPureGrip
Bead FoldingFolding
ETRTO 25-62225-622
Size Inch 28"28"
Width mm 2525
Specified Weight 245 grams260 grams
Min Air Pressure 110 psi95 psi
Max Air Pressure 120 psi120 psi
Made In GermanyChina
Available Sizes 23-622 (700x23C)
25-622 (700x25C)
28-622 (700x28C)
23-571 (650x23C)
28-559 (26x1 1/8)
28-406 (20x1.10)
32-630 (27x1 1/4)
28-630 (27x1 1/8)
23-622 (700x23C)
25-622 (700x25C)
28-622 (700x28C)
32-622 (700x32C)
Image
Continental Grand Prix 2014
Continental Ultra Sport II 2015
Image
Continental Grand Prix 2014
Continental Ultra Sport II 2015
Image
Continental Grand Prix 2014
Continental Ultra Sport II 2015

Size and Weight Measurements


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Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 100 psi / 6.8 bar)
Model Grand PrixUltra Sport II
Measured Weight 239 grams267 grams
System Adjusted Weight 339 grams
(tire + inner tube)
367 grams
(tire + inner tube)
Measured Width 26 mm26 mm
Measured Height 24 mm24 mm
Total Tire Thickness Center No Data3 mm
Total Tire Thickness Sidewall No Data0.7 mm
Unmounted Casing Width No DataNo Data
Unmounted Tread Width No DataNo Data
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Rolling Resistance Test Results


Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg)
Model Grand PrixUltra Sport II
Inner Tube Conti Race28 (100gr butyl)Conti Race28 (100gr butyl)
Rolling Resistance 140 psi Not TestedNot Tested
Rolling Resistance 120 psi 14.0 Watts14.3 Watts
Rolling Resistance 100 psi 14.5 Watts14.8 Watts
Rolling Resistance 80 psi 15.9 Watts16.4 Watts
Rolling Resistance 60 psi 18.5 Watts18.9 Watts
CRR 140 psi / 9.7 Bar Not TestedNot Tested
CRR 120 psi / 8.1 Bar 0.004200.00429
CRR 100 psi / 6.8 Bar 0.004350.00444
CRR 80 psi / 5.5 Bar 0.004770.00492
CRR 60 psi / 4.1 Bar 0.005550.00567
Spin Up Video No VideoNo Video
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Puncture Resistance Test Results


Puncture Resistance Test Results (higher is better)
Model Grand PrixUltra Sport II
Puncture Resistance Tread 13 Points10 Points
Puncture Resistance Sidewall Not Tested4 Points
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Conclusion


Conclusion
Model Grand PrixUltra Sport II
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 4 / 53 / 5
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  • Continental Ultra Sport II
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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