Road Bike Tire Comparison:
Continental Grand Prix Attack II 2016 vs
Schwalbe Pro One HT (tubular) 2017

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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 Attack II
  • Schwalbe Pro One HT (tubular)
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalSchwalbe
Model Grand Prix Attack IIPro One HT (tubular)
Year 20162017
Tire Type Tubetype (clincher)Tubular
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range HighVery High
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Manufacturer Part Number 010048811101216
EAN
TPI 3/330T107
Compound Black ChiliOneStar
Bead FoldingTubular
ETRTO 22-62228x25
Size Inch 28"28"
Width mm 2225
Specified Weight 175 grams290 grams
Min Air Pressure 95 psi85 psi
Max Air Pressure 120 psi145 psi
Made In Germany-
Available Sizes 22-622 (700x22C)28x22
28x25
Image
Continental Grand Prix Attack II 2016
Schwalbe Pro One HT (tubular) 2017
Image
Continental Grand Prix Attack II 2016
Schwalbe Pro One HT (tubular) 2017
Image
Continental Grand Prix Attack II 2016
Schwalbe Pro One HT (tubular) 2017

Size and Weight Measurements


Size and Weight Measurements
Model Grand Prix Attack IIPro One HT (tubular)
Specified Weight 175 grams290 grams
Measured Weight 182 grams303 grams
System Adjusted Weight 282 grams
(tire + inner tube)
313 grams
(tire + tubular glue)
Measured Width 24 mm25 mm
Measured Height 21 mm23 mm
Total Tire Thickness Center 2.2 mm2.6 mm
Total Tire Thickness Sidewall 0.45 mm0.45 mm
Unmounted Casing Width No DataNo Data
Unmounted Tread Width No Data32 mm
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 Attack IIPro One HT (tubular)
Inner Tube Conti Race28 (100gr butyl)Tubular
Spin Up Video YouTubeYouTube
Rolling Resistance
140 PSI / 9.7 Bar
Not Tested15.8 Watts
CRR: 0.00474
Rolling Resistance
120 PSI / 8.3 Bar
11.7 Watts
CRR: 0.00351
16.1 Watts
CRR: 0.00483
Rolling Resistance
100 PSI / 6.9 Bar
12.7 Watts
CRR: 0.00381
17.4 Watts
CRR: 0.00522
Rolling Resistance
80 PSI / 5.5 Bar
14.6 Watts
CRR: 0.00438
19.1 Watts
CRR: 0.00573
Rolling Resistance
60 PSI / 4.1 Bar
17.9 Watts
CRR: 0.00537
21.6 Watts
CRR: 0.00647
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 Attack IIPro One HT (tubular)
Puncture Resistance Tread 9 Points10 Points
Puncture Resistance Sidewall 4 Points3 Points

Conclusion


Conclusion
Model Grand Prix Attack IIPro One HT (tubular)
Full Review Full ReviewFull Review
Verdict RecommendedNot Recommended
Rating 4 / 52 / 5
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  • Continental Grand Prix Attack II
  • Schwalbe Pro One HT (tubular)
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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