Road Bike Tire Comparison:
Continental Grand Prix SuperSonic 2017 vs
Maxxis High Road 2019

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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 SuperSonic
  • Maxxis High Road
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalMaxxis
Model Grand Prix SuperSonicHigh Road
Year 20172019
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 0101080ETB00109100
EAN 40192386687044717784034584
TPI 3/330120
Compound Black ChiliHYPR
Bead FoldingFolding
ETRTO 23-62225-622
Size Inch 28"28"
Width mm 2325
Specified Weight 150 grams210 grams
Min Air Pressure 115 psi100 psi
Max Air Pressure 145 psi130 psi
Made In GermanyTaiwan
Available Sizes 20-622 (700x20C)
23-622 (700x23C)
25-622 (700x25c)
Image
Continental Grand Prix SuperSonic 2017
Maxxis High Road 2019
Image
Continental Grand Prix SuperSonic 2017
Maxxis High Road 2019
Image
Continental Grand Prix SuperSonic 2017
Maxxis High Road 2019

Size and Weight Measurements


Size and Weight Measurements
Model Grand Prix SuperSonicHigh Road
Specified Weight 150 grams210 grams
Measured Weight 179 grams209 grams
System Adjusted Weight 279 grams
(tire + inner tube)
309 grams
(tire + inner tube)
Measured Width 25 mm27 mm
Measured Height 22 mm25 mm
Total Tire Thickness Center 1.9 mm2.6 mm
Total Tire Thickness Sidewall 0.5 mm0.5 mm
Unmounted Casing Width 62 mm67 mm
Unmounted Tread Width 27 mm27 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 SuperSonicHigh Road
Inner Tube Conti Race28 (100gr butyl)Conti Race28 (100gr butyl)
Spin Up Video YouTubeYouTube
Rolling Resistance
140 PSI / 9.7 Bar
Not TestedNot Tested
Rolling Resistance
120 PSI / 8.3 Bar
10.2 Watts
CRR: 0.00306
13.2 Watts
CRR: 0.00396
Rolling Resistance
100 PSI / 6.9 Bar
11.0 Watts
CRR: 0.00330
14.2 Watts
CRR: 0.00426
Rolling Resistance
80 PSI / 5.5 Bar
12.5 Watts
CRR: 0.00375
16.0 Watts
CRR: 0.00480
Rolling Resistance
60 PSI / 4.1 Bar
15.0 Watts
CRR: 0.00450
18.2 Watts
CRR: 0.00546
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 SuperSonicHigh Road
Puncture Resistance Tread 7 Points13 Points
Puncture Resistance Sidewall 5 Points4 Points

Conclusion


Conclusion
Model Grand Prix SuperSonicHigh Road
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 4 / 54 / 5
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  • Continental Grand Prix SuperSonic
  • Maxxis High Road
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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