Touring Bike Tire Comparison:
Compass Bon Jon Pass 2018 vs
Schwalbe Kojak 2017




Manufacturer Specifications


Manufacturer Specs
Brand CompassSchwalbe
Model Bon Jon PassKojak
Year 20182017
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range HighMed
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Manufacturer Part Number RF735TC-LX-CP11600020.01
TPI -67
Compound SpeedGrip
Bead FoldingFolding
ETRTO 35-62235-622
Size Inch 28"28"
Width mm 3535
Specified Weight 355 grams330 grams
Min Air Pressure psi55 psi
Max Air Pressure 90 psi95 psi
Made In Members OnlyMembers Only
Available Sizes 35-622 (700x35c)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)
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Compass Bon Jon Pass 2018
Schwalbe Kojak 2017
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Compass Bon Jon Pass 2018
Schwalbe Kojak 2017
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Compass Bon Jon Pass 2018
Schwalbe Kojak 2017

Size and Weight Measurements


Size and Weight Measurements
Model Bon Jon PassKojak
Specified Weight 355 grams330 grams
Measured Weight 346 grams351 grams
Measured Width Casing 35 mm (un-round)33 mm (un-round)
Measured Height 33 mm (un-round)31 mm (un-round)
Tread Depth 0.3 mm0 mm
Total Tire Thickness Center 2.9 mm3.9 mm
Total Tire Thickness Sidewall Members OnlyMembers Only
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


Rolling Resistance Test Results
Model Bon Jon PassKojak
Spin Up Video YouTubeYouTube
Inner Tube None (30 ml sealant)Conti Tour 28 (170 gr butyl)
Rolling Resistance
90 PSI / 6 Bar
Members OnlyMembers Only
Rolling Resistance
75 PSI / 5 Bar
14.2 Watts
CRR: 0.00426
21.9 Watts
CRR: 0.00656
Rolling Resistance
60 PSI / 4 Bar
15.6 Watts
CRR: 0.00468
24.8 Watts
CRR: 0.00743
Rolling Resistance
45 PSI / 3 Bar
Members OnlyMembers Only
Rolling Resistance
30 PSI / 2 Bar
Members OnlyMembers Only
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 Bon Jon PassKojak
Total Puncture Score Tread 38 Points67 Points
Total Puncture Score Sidewall Members OnlyMembers Only
Tread Puncture Force Sharp Needle Members OnlyMembers Only
Tread Puncture Force Blunt Needle Members OnlyMembers Only
Tread Total Tire Thickness 2.9 mm3.9 mm
Sidewall Puncture Force Sharp Needle Members OnlyMembers Only
Sidewall Puncture Force Blunt Needle Members OnlyMembers Only
Sidewall Total Tire Thickness Members OnlyMembers Only

Static Grip Test Results


Static Grip Test Results (higher is better)
Model Bon Jon PassKojak
Wet Grip Average 61 Points74 Points
Wet Grip Center Members OnlyMembers Only
Wet Grip Edge Members OnlyMembers Only
Grip in points = coefficient of friction * 100
Tour/E-Bike grip test rim width = 23.0 mm

Conclusion


Conclusion
Model Bon Jon PassKojak
Full Review Full ReviewFull Review
Verdict RecommendedNot Recommended
Rating 3.0 / 52.0 / 5
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  • Compass Bon Jon Pass
  • Schwalbe Kojak
Performance compared to all other touring bike tires
(100% is fastest - lightest - thickest - strongest)

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