MTB Tire Comparison:
Kenda Small Block Eight 2015 vs
Maxxis Ikon eXCeption Silkworm 2014

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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
  • Kenda Small Block Eight
  • Maxxis Ikon eXCeption Silkworm
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand KendaMaxxis
Model Small Block EightIkon eXCeption Silkworm
Year 20152014
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range HighHigh
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Manufacturer Part Number K1047 212509TB96753400
EAN
TPI 120120
Compound DTCException
Bead FoldingFolding
ETRTO 54-62257-622
Size Inch 29"29"
Width Inch 2.102.20
Specified Weight 580 grams560 grams
Min Air Pressure 35 psi psi
Max Air Pressure 80 psi65 psi
Made In TaiwanTaiwan
Available Sizes 29 x 2.1029 x 2.20
26 x 2.20
Image
Kenda Small Block Eight 2015
Maxxis Ikon eXCeption Silkworm 2014
Image
Kenda Small Block Eight 2015
Maxxis Ikon eXCeption Silkworm 2014
Image
Kenda Small Block Eight 2015
Maxxis Ikon eXCeption Silkworm 2014

Size and Weight Measurements


Size and Weight Measurements
Model Small Block EightIkon eXCeption Silkworm
Specified Weight 580 grams560 grams
Measured Weight 589 grams583 grams
Measured Width Carcass 50 mm52 mm
Measured Width Tread 50 mm51 mm
Measured Height 50 mm53 mm
Measured Knob Height Center 2.5 mm2.5 mm
Measured Knob Height Edge 4.0 mm3.8 mm
Measured Total Thickness Sidewall 0.50 mmNot Tested
Measured Casing Thickness Center 1.40 mmNot Tested
All size measurements are taken at an air pressure of 35 psi / 2.4 bars on a 17.8 mm inner width rim.

Rolling Resistance Test Results


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Rolling Resistance Test Results
Model Small Block EightIkon eXCeption Silkworm
Inner Tube Conti MTB 29 (225 gr butyl)Conti MTB 29 (225 gr butyl)
Spin Up Video No VideoNo Video
Rolling Resistance
55 PSI / 3.8 Bar
25.5 Watts
CRR: 0.00764
30.9 Watts
CRR: 0.00926
Rolling Resistance
45 PSI / 3.1 Bar
27.0 Watts
CRR: 0.00809
31.4 Watts
CRR: 0.00941
Rolling Resistance
35 PSI / 2.4 Bar
30.2 Watts
CRR: 0.00905
33.5 Watts
CRR: 0.01004
Rolling Resistance
25 PSI / 1.7 Bar
35.6 Watts
CRR: 0.01067
38.2 Watts
CRR: 0.01145
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 Result (higher is better)
Model Small Block EightIkon eXCeption Silkworm
Puncture Resistance Tread 6 Points7 Points
Puncture Resistance Side 5 Points4 Points

Conclusion


Conclusion
Model Small Block EightIkon eXCeption Silkworm
Full Review Full ReviewFull Review
Verdict Not RecommendedNot Recommended
Rating 2 / 51 / 5
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  • Kenda Small Block Eight
  • Maxxis Ikon eXCeption Silkworm
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)


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