Road Bike Tire Comparison:
Continental Grand Prix 4000S II Latex Tube 2014 vs
Continental Grand Prix Attack II 2016

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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 4000S II Latex Tube
  • Continental Grand Prix Attack II
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalContinental
Model Grand Prix 4000S II Latex TubeGrand Prix Attack II
Year 20142016
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 01009450100488
EAN
TPI 3/3303/330
Compound Black ChiliBlack Chili
Bead FoldingFolding
ETRTO 25-62222-622
Size Inch 28"28"
Width mm 2522
Specified Weight 225 grams175 grams
Min Air Pressure 95 psi95 psi
Max Air Pressure 120 psi120 psi
Made In GermanyGermany
Available Sizes 20-622 (700x20C)
23-622 (700x23C)
25-622 (700x25C)
28-622 (700x28C)
23-571 (650x23C)
22-622 (700x22C)
Image
Continental Grand Prix 4000S II Latex Tube 2014
Continental Grand Prix Attack II 2016
Image
Continental Grand Prix 4000S II Latex Tube 2014
Continental Grand Prix Attack II 2016
Image
Continental Grand Prix 4000S II Latex Tube 2014
Continental Grand Prix Attack II 2016

Size and Weight Measurements


Size and Weight Measurements
Model Grand Prix 4000S II Latex TubeGrand Prix Attack II
Specified Weight 225 grams175 grams
Measured Weight 215 grams182 grams
System Adjusted Weight 315 grams
(tire + inner tube)
282 grams
(tire + inner tube)
Measured Width 27 mm24 mm
Measured Height 25 mm21 mm
Total Tire Thickness Center 2.9 mm2.2 mm
Total Tire Thickness Sidewall 0.55 mm0.45 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 4000S II Latex TubeGrand Prix Attack II
Inner Tube Michelin LatexConti Race28 (100gr butyl)
Spin Up Video No VideoYouTube
Rolling Resistance
140 PSI / 9.7 Bar
Not TestedNot Tested
Rolling Resistance
120 PSI / 8.3 Bar
10.6 Watts
CRR: 0.00318
11.7 Watts
CRR: 0.00351
Rolling Resistance
100 PSI / 6.9 Bar
11.1 Watts
CRR: 0.00333
12.7 Watts
CRR: 0.00381
Rolling Resistance
80 PSI / 5.5 Bar
11.8 Watts
CRR: 0.00354
14.6 Watts
CRR: 0.00438
Rolling Resistance
60 PSI / 4.1 Bar
13.3 Watts
CRR: 0.00399
17.9 Watts
CRR: 0.00537
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 4000S II Latex TubeGrand Prix Attack II
Puncture Resistance Tread 11 Points9 Points
Puncture Resistance Sidewall 5 Points4 Points

Conclusion


Conclusion
Model Grand Prix 4000S II Latex TubeGrand Prix Attack II
Full Review Full Review
Verdict Highly RecommendedRecommended
Rating 5 / 54 / 5
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  • Continental Grand Prix 4000S II Latex Tube
  • Continental Grand Prix Attack II
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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