Road Bike Tire Comparison:
Continental Grand Prix 4 Season 2015 vs
Pirelli P Zero Velo Race TLR SL 2020

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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 4 Season
  • Pirelli P Zero Velo Race TLR SL
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalPirelli
Model Grand Prix 4 SeasonP Zero Velo Race TLR SL
Year 20152020
Tire Type Tubetype (clincher)Tubeless
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 01001753905500
EAN 8019227390551
TPI 3/330120
Compound Max Grip SilicaSmartEvo
Bead FoldingFolding
ETRTO 25-62226-622
Size Inch 28"28"
Width mm 2526
Specified Weight 240 grams245 grams
Min Air Pressure 95 psi72 psi
Max Air Pressure 120 psi109 psi
Made In GermanyFrance
Available Sizes 23-622 (700x23C)
25-622 (700x25C)
28-622 (700x28C)
32-622 (700x32C)
24-622 (700x24c)
26-622 (700x26c)
28-622 (700x28c)
Image
Continental Grand Prix 4 Season 2015
Pirelli P Zero Velo Race TLR SL 2020
Image
Continental Grand Prix 4 Season 2015
Pirelli P Zero Velo Race TLR SL 2020
Image
Continental Grand Prix 4 Season 2015
Pirelli P Zero Velo Race TLR SL 2020

Size and Weight Measurements


Size and Weight Measurements
Model Grand Prix 4 SeasonP Zero Velo Race TLR SL
Specified Weight 240 grams245 grams
Measured Weight 215 grams247 grams
System Adjusted Weight 315 grams
(tire + inner tube)
267 grams
(tire + valve + rim seal)
Measured Width 27 mm27 mm
Measured Height 24 mm23 mm
Total Tire Thickness Center 2.7 mm2.4 mm
Total Tire Thickness Sidewall 0.7 mm1.1 mm
Unmounted Casing Width No Data63 mm
Unmounted Tread Width No Data28 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 4 SeasonP Zero Velo Race TLR SL
Inner Tube Conti Race28 (100gr butyl)None (20 ml sealant)
Spin Up Video No VideoYouTube
Rolling Resistance
140 PSI / 9.7 Bar
Not TestedNot Tested
Rolling Resistance
120 PSI / 8.3 Bar
17.2 Watts
CRR: 0.00516
10.3 Watts
CRR: 0.00309
Rolling Resistance
100 PSI / 6.9 Bar
18.1 Watts
CRR: 0.00543
11.3 Watts
CRR: 0.00339
Rolling Resistance
80 PSI / 5.5 Bar
19.8 Watts
CRR: 0.00594
12.9 Watts
CRR: 0.00387
Rolling Resistance
60 PSI / 4.1 Bar
22.5 Watts
CRR: 0.00674
15.6 Watts
CRR: 0.00468
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 4 SeasonP Zero Velo Race TLR SL
Puncture Resistance Tread 17 Points8 Points
Puncture Resistance Sidewall 7 Points7 Points

Conclusion


Conclusion
Model Grand Prix 4 SeasonP Zero Velo Race TLR SL
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 4.0 / 54.0 / 5
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  • Continental Grand Prix 4 Season
  • Pirelli P Zero Velo Race TLR SL
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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