Touring Bike Tire Comparison:
Schwalbe Kojak 2017 vs
Schwalbe Marathon E-Plus 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
  • Schwalbe Kojak
  • Schwalbe Marathon E-Plus
Performance compared to all other touring bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specs
Brand SchwalbeSchwalbe
Model KojakMarathon E-Plus
Year 20172020
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range MedHigh
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Manufacturer Part Number 11600020.0111159077
TPI 6767
Compound SpeedGripAddix E
Bead FoldingWire
ETRTO 35-62237-622
Size Inch 28"28"
Width mm 3537
Specified Weight 330 grams930 grams
Min Air Pressure 55 psi60 psi
Max Air Pressure 95 psi85 psi
Made In IndonesiaIndonesia
Available Sizes 32-355 (18x1.25)
32-369 (27x1 1/4)
35-406 (20x1.35)
35-559 (26x1.35)
50-559 (26x2.00)
35-622 (28x.135)
37-622 (28x1.40)
40-622 (28x1.50)
47-622 (28x1.75)
50-622 (28x2.00)
55-622 (28x2.15)
50-584 (27.5x2.00)
Image
Schwalbe Kojak 2017
Schwalbe Marathon E-Plus 2020
Image
Schwalbe Kojak 2017
Schwalbe Marathon E-Plus 2020
Image
Schwalbe Kojak 2017
Schwalbe Marathon E-Plus 2020

Size and Weight Measurements


Size and Weight Measurements
Model KojakMarathon E-Plus
Specified Weight 330 grams930 grams
Measured Weight 351 grams911 grams
Measured Width Casing 33 mm32 mm
Measured Height 31 mm33 mm
Tread Depth 0 mm2.3 mm
Total Tire Thickness Center 3.9 mm8.8 mm
Total Tire Thickness Sidewall 0.55 mm1.8 mm
All size measurements are taken at an air pressure of 60 psi / 4 bars on a 17.8 mm inner width rim.

Rolling Resistance Test Results


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Rolling Resistance Test Results
Model KojakMarathon E-Plus
Inner Tube Conti Tour 28 (170 gr butyl)Conti Tour 28 (170 gr butyl)
Spin Up Video YouTubeYouTube
Rolling Resistance
90 PSI / 6 Bar
20.5 Watts
CRR: 0.00615
24.6 Watts
CRR: 0.00737
Rolling Resistance
75 PSI / 5 Bar
21.9 Watts
CRR: 0.00656
25.5 Watts
CRR: 0.00764
Rolling Resistance
60 PSI / 4 Bar
24.8 Watts
CRR: 0.00743
27.4 Watts
CRR: 0.00821
Rolling Resistance
45 PSI / 3 Bar
29.1 Watts
CRR: 0.00872
30.1 Watts
CRR: 0.00902
Rolling Resistance
30 PSI / 2 Bar
37.5 Watts
CRR: 0.01124
34.8 Watts
CRR: 0.01043
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 KojakMarathon E-Plus
Puncture Resistance Tread 12 Points16 Points
Puncture Resistance Side 3 Points7 Points
Puncture Factor Tread* 47 Points141 Points
Puncture Factor Side* 2 Points13 Points
* Puncture Factor = Puncture Resistance * Total Tire Thickness.
Puncture Factor provides a more realistic puncture resistance score for touring tires.

Conclusion


Conclusion
Model KojakMarathon E-Plus
Full Review Full ReviewFull Review
Verdict Not RecommendedHighly Recommended
Rating 2 / 55 / 5
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  • Schwalbe Kojak
  • Schwalbe Marathon E-Plus
Performance compared to all other touring bike tires
(100% is fastest - lightest - thickest - strongest)


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