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

Manufacturer Specifications


Manufacturer Specs
Brand SchwalbeSchwalbe
Model KojakMarathon (GreenGuard)
Year 20172015
Supplied By Bought in storeSupplied by Schwalbe
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range MedMed
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Manufacturer Part Number 11600020.0111100007
TPI 6767
Compound SpeedGripEndurance
Bead FoldingWire
ETRTO 35-62237-622
Size Inch 28"28"
Width mm 3537
Specified Weight 330 grams730 grams
Min Air Pressure 55 psi55 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)
40-635 (28x1.50)
32-630 (27x1.25)
50-622 (28x2.00)
47-622 (28x1.75)
40-622 (28x1.50)
37-622 (28x1.40)
32-622 (28x1.25)
28-622 (28x1.10)
25-622 (28x1.00)
23-622 (28x0.90)
37-590 (26x1.40)
44-584 (27.5x1.65)
50-559 (26x2.00)
47-559 (26x1.75)
40-622 (26x1.50)
32-559 (26x1.25)
47-507 (24x1.75)
47-406 (20x1.75)
40-406 (20x1.50)
44-355 (18x1.65)
35-349 (16x1.35)
47-305 (16x1.75)
Image
Schwalbe Kojak 2017
Schwalbe Marathon (GreenGuard) 2015
Image
Schwalbe Kojak 2017
Schwalbe Marathon (GreenGuard) 2015
Image
Schwalbe Kojak 2017
Schwalbe Marathon (GreenGuard) 2015

Size and Weight Measurements


Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 100 psi / 6.8 bar)
Model KojakMarathon (GreenGuard)
Specified Weight 330 grams730 grams
Measured Weight 351 grams729 grams
Measured Width Casing 33 mm35 mm
Measured Height 31 mm36 mm
Tread Depth 0 mm2.3 mm
Total Tire Thickness Center 3.9 mm7.3 mm
Total Tire Thickness Sidewall 0.55 mm1.65 mm

Rolling Resistance Test Results


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Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg)
Model KojakMarathon (GreenGuard)
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
18.8 Watts
CRR: 0.00564
Rolling Resistance
75 PSI / 5 Bar
21.9 Watts
CRR: 0.00656
19.6 Watts
CRR: 0.00588
Rolling Resistance
60 PSI / 4 Bar
24.8 Watts
CRR: 0.00743
21.3 Watts
CRR: 0.00638
Rolling Resistance
45 PSI / 3 Bar
29.1 Watts
CRR: 0.00872
23.8 Watts
CRR: 0.00713
Rolling Resistance
30 PSI / 2 Bar
37.5 Watts
CRR: 0.01124
30.6 Watts
CRR: 0.00917
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 (GreenGuard)
Puncture Resistance Tread 12 Points14 Points
Puncture Resistance Side 3 Points5 Points
Puncture Factor Tread* 47 Points102 Points
Puncture Factor Side* 2 Points8 Points
* Puncture Factor = Puncture Resistance * Total Tire Thickness.
Puncture Factor provides a more realistic puncture resistance score for touring tires.

Conclusion


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


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