Touring Bike Tire Comparison:
Schwalbe Energizer Plus 2015 vs
Schwalbe Kojak 2017

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Manufacturer Specifications


Manufacturer Specs
Brand SchwalbeSchwalbe
Model Energizer PlusKojak
Year 20152017
Supplied By Supplied by SchwalbeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range MedMed
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Manufacturer Part Number 1110031211600020.01
TPI 6767
Compound EnergizerSpeedGrip
Bead WireFolding
ETRTO 37-62235-622
Size Inch 28"28"
Width mm 3735
Specified Weight 730 grams330 grams
Min Air Pressure 55 psi55 psi
Max Air Pressure 85 psi95 psi
Made In IndonesiaIndonesia
Available Sizes 50-622 (28x2.00)
47-622 (28x1.75)
40-622 (28x1.50)
37-622 (28x1.40)
32-622 (28x1.25)
47-584 (27.5x1.75)
47-559 (26x1.75)
47-406 (20x1.75)
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)
Image
Schwalbe Energizer Plus 2015
Schwalbe Kojak 2017
Image
Schwalbe Energizer Plus 2015
Schwalbe Kojak 2017
Image
Schwalbe Energizer Plus 2015
Schwalbe Kojak 2017

Size and Weight Measurements


Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 100 psi / 6.8 bar)
Model Energizer PlusKojak
Specified Weight 730 grams330 grams
Measured Weight 742 grams351 grams
Measured Width Casing 35 mm33 mm
Measured Height 36 mm31 mm
Tread Depth 2 mm0 mm
Total Tire Thickness Center 7 mm3.9 mm
Total Tire Thickness Sidewall 1.5 mm0.55 mm

Rolling Resistance Test Results


Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg)
Model Energizer PlusKojak
Inner Tube Conti Tour 28 (170 gr butyl)Conti Tour 28 (170 gr butyl)
Spin Up Video No VideoYouTube
Rolling Resistance
90 PSI / 6 Bar
19.0 Watts
CRR: 0.00570
20.5 Watts
CRR: 0.00615
Rolling Resistance
75 PSI / 5 Bar
19.9 Watts
CRR: 0.00597
21.9 Watts
CRR: 0.00656
Rolling Resistance
60 PSI / 4 Bar
21.5 Watts
CRR: 0.00644
24.8 Watts
CRR: 0.00743
Rolling Resistance
45 PSI / 3 Bar
24.0 Watts
CRR: 0.00719
29.1 Watts
CRR: 0.00872
Rolling Resistance
30 PSI / 2 Bar
31.2 Watts
CRR: 0.00935
37.5 Watts
CRR: 0.01124
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 Energizer PlusKojak
Puncture Resistance Tread 14 Points12 Points
Puncture Resistance Side 4 Points3 Points
Puncture Factor Tread* 98 Points47 Points
Puncture Factor Side* 6 Points2 Points
* Puncture Factor = Puncture Resistance * Total Tire Thickness.
Puncture Factor provides a more realistic puncture resistance score for touring tires.

Conclusion


Conclusion
Model Energizer PlusKojak
Full Review Full ReviewFull Review
Verdict Highly RecommendedNot Recommended
Rating 5 / 52 / 5
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  • Schwalbe Energizer Plus
  • Schwalbe Kojak
Performance compared to all other touring bike tires
(100% is fastest - lightest - thickest - strongest)


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