Road Bike Tire Comparison:
Continental Grand Prix 4 Season 2015 vs
Continental Ultra Sport II 2015

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Contents

  1. Manufacturer Specifications
  2. Size and Weight Measurements
  3. Rolling Resistance Test Results
  4. Puncture Resistance Test Results
  5. Conclusion

Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalContinental
Model Grand Prix 4 SeasonUltra Sport II
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
Pricing Amazon.comAmazon.com
Part Number 01001750150011
TPI 3/3303/180
Compound Max Grip SilicaPureGrip
Bead FoldingFolding
ETRTO 25-62225-622
Size Inch 28"28"
Width mm 2525
Specified Weight 240 grams260 grams
Min Air Pressure 95 psi95 psi
Max Air Pressure 120 psi120 psi
Made In GermanyChina
Available Sizes 23-622 (700x23C)
25-622 (700x25C)
28-622 (700x28C)
32-622 (700x32C)
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 4 Season 2015
Continental Ultra Sport II 2015
Image
Continental Grand Prix 4 Season 2015
Continental Ultra Sport II 2015
Image
Continental Grand Prix 4 Season 2015
Continental Ultra Sport II 2015

Size and Weight Measurements


Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 100 psi / 6.8 bar)
Model Grand Prix 4 SeasonUltra Sport II
Measured Weight 215 grams267 grams
Measured Width 27 mm26 mm
Measured Height 24 mm24 mm
Total Tire Thickness Center 2.7 mm3 mm
Total Tire Thickness Sidewall 0.7 mm0.7 mm
Unmounted Casing Width No DataNo Data
Unmounted Tread Width No DataNo Data


Rolling Resistance Test Results


Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg)
Model Grand Prix 4 SeasonUltra Sport II
Inner Tube Conti Race28 (100gr butyl)Conti Race28 (100gr butyl)
Rolling Resistance 140 psi Not TestedNot Tested
Rolling Resistance 120 psi 17.2 Watts14.3 Watts
Rolling Resistance 100 psi 18.1 Watts14.8 Watts
Rolling Resistance 80 psi 19.8 Watts16.4 Watts
Rolling Resistance 60 psi 22.5 Watts18.9 Watts
CRR 140 psi / 9.7 Bar Not TestedNot Tested
CRR 120 psi / 8.1 Bar 0.005160.00429
CRR 100 psi / 6.8 Bar 0.005430.00444
CRR 80 psi / 5.5 Bar 0.005940.00492
CRR 60 psi / 4.1 Bar 0.006740.00567
Spin Up Video No VideoNo Video


Puncture Resistance Test Results


Puncture Resistance Test Results (higher is better)
Model Grand Prix 4 SeasonUltra Sport II
Puncture Resistance Tread 1710
Puncture Resistance Side 74


Conclusion


Conclusion
Model Grand Prix 4 SeasonUltra Sport II
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 4 / 53 / 5
Pricing Amazon.comAmazon.com


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