Road Bike Tire Comparison:
Continental Grand Prix 4000S II Latex Tube 2014 vs
Michelin Lithion 2 2015

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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
  • Michelin Lithion 2
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalMichelin
Model Grand Prix 4000S II Latex TubeLithion 2
Year 20142015
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 HighMed
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Manufacturer Part Number 0100945146051
EAN
TPI 3/33060
Compound Black ChiliPerformance Grip
Bead FoldingFolding
ETRTO 25-62225-622
Size Inch 28"28"
Width mm 2525
Specified Weight 225 grams250 grams
Min Air Pressure 95 psi73 psi
Max Air Pressure 120 psi109 psi
Made In Germany-
Available Sizes 20-622 (700x20C)
23-622 (700x23C)
25-622 (700x25C)
28-622 (700x28C)
23-571 (650x23C)
23-622 (700x23C)
25-622 (700x25C)
Image
Continental Grand Prix 4000S II Latex Tube 2014
Michelin Lithion 2 2015
Image
Continental Grand Prix 4000S II Latex Tube 2014
Michelin Lithion 2 2015
Image
Continental Grand Prix 4000S II Latex Tube 2014
Michelin Lithion 2 2015

Size and Weight Measurements


Size and Weight Measurements
Model Grand Prix 4000S II Latex TubeLithion 2
Specified Weight 225 grams250 grams
Measured Weight 215 grams268 grams
System Adjusted Weight 315 grams
(tire + inner tube)
368 grams
(tire + inner tube)
Measured Width 27 mm27 mm
Measured Height 25 mm25 mm
Total Tire Thickness Center 2.9 mm3 mm
Total Tire Thickness Sidewall 0.55 mm0.55 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 TubeLithion 2
Inner Tube Michelin LatexConti Race28 (100gr butyl)
Spin Up Video No VideoNo Video
Rolling Resistance
140 PSI / 9.7 Bar
Not TestedNot Tested
Rolling Resistance
120 PSI / 8.3 Bar
10.6 Watts
CRR: 0.00318
15.9 Watts
CRR: 0.00477
Rolling Resistance
100 PSI / 6.9 Bar
11.1 Watts
CRR: 0.00333
16.7 Watts
CRR: 0.00501
Rolling Resistance
80 PSI / 5.5 Bar
11.8 Watts
CRR: 0.00354
18.7 Watts
CRR: 0.00561
Rolling Resistance
60 PSI / 4.1 Bar
13.3 Watts
CRR: 0.00399
22.0 Watts
CRR: 0.00659
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 TubeLithion 2
Puncture Resistance Tread 11 Points12 Points
Puncture Resistance Sidewall 5 Points4 Points

Conclusion


Conclusion
Model Grand Prix 4000S II Latex TubeLithion 2
Full Review Full Review
Verdict Highly RecommendedRecommended
Rating 5 / 53 / 5
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  • Continental Grand Prix 4000S II Latex Tube
  • Michelin Lithion 2
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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