Touring Bike Tire Comparison:
Continental E.Contact 2015 vs
Continental Top Contact II 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 E.Contact
  • Continental Top Contact II
Performance compared to all other touring bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specs
Brand ContinentalContinental
Model E.ContactTop Contact II
Year 20152015
Supplied By Supplied by ContinentalSupplied by Continental
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range MedHigh
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Manufacturer Part Number 01006870100441
TPI 3/1803/180
Compound
Bead WireFolding
ETRTO 37-62237-622
Size Inch 28"28"
Width mm 3737
Specified Weight 800 grams600 grams
Min Air Pressure 56 psi50 psi
Max Air Pressure 87 psi88 psi
Made In IndiaGermany
Available Sizes 47-622 (28x1.75)
42-622 (28x1.60)
37-622 (28x1.40)
47-559 (26x1.75)
47-622 (28x1.75)
42-622 (28x1.60)
37-622 (28x1.40)
50-559 (26x2.00)
Image
Continental E.Contact 2015
Continental Top Contact II 2015
Image
Continental E.Contact 2015
Continental Top Contact II 2015
Image
Continental E.Contact 2015
Continental Top Contact II 2015

Size and Weight Measurements


Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 100 psi / 6.8 bar)
Model E.ContactTop Contact II
Specified Weight 800 grams600 grams
Measured Weight 840 grams584 grams
Measured Width Casing 35 mm37 mm
Measured Height 35 mm35 mm
Tread Depth 2 mm2.5 mm
Total Tire Thickness Center 6.6 mm4.4 mm
Total Tire Thickness Sidewall 1.85 mm1.05 mm

Rolling Resistance Test Results


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Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg)
Model E.ContactTop Contact II
Inner Tube Conti Tour 28 (170 gr butyl)Conti Tour 28 (170 gr butyl)
Spin Up Video No VideoNo Video
Rolling Resistance
90 PSI / 6 Bar
27.7 Watts
CRR: 0.00830
21.0 Watts
CRR: 0.00629
Rolling Resistance
75 PSI / 5 Bar
29.6 Watts
CRR: 0.00887
22.1 Watts
CRR: 0.00662
Rolling Resistance
60 PSI / 4 Bar
33.4 Watts
CRR: 0.01001
24.2 Watts
CRR: 0.00725
Rolling Resistance
45 PSI / 3 Bar
39.4 Watts
CRR: 0.01181
28.4 Watts
CRR: 0.00851
Rolling Resistance
30 PSI / 2 Bar
51.1 Watts
CRR: 0.01532
35.6 Watts
CRR: 0.01067
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 E.ContactTop Contact II
Puncture Resistance Tread 16 Points16 Points
Puncture Resistance Side 8 Points6 Points
Puncture Factor Tread* 106 Points70 Points
Puncture Factor Side* 15 Points6 Points
* Puncture Factor = Puncture Resistance * Total Tire Thickness.
Puncture Factor provides a more realistic puncture resistance score for touring tires.

Conclusion


Conclusion
Model E.ContactTop Contact II
Full Review Full ReviewFull Review
Verdict Not RecommendedRecommended
Rating 2 / 53 / 5
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  • Continental E.Contact
  • Continental Top Contact II
Performance compared to all other touring bike tires
(100% is fastest - lightest - thickest - strongest)


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