MTB Tire Comparison:
Kenda Small Block Eight 2015 vs
Schwalbe Racing Ralph Performance 2012

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Contents

  1. Manufacturer Specifications
  2. Size and Weight Measurements
  3. Rolling Resistance Test Results
  4. Puncture Resistance Test Results
  5. Conclusion

Manufacturer Specifications


Manufacturer Specifications
Brand KendaSchwalbe
Model Small Block EightRacing Ralph Performance
Year 20152012
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewUsed
Mileage 0 km3000 km
Price Range HighMed
Pricing Amazon.comAmazon.com
Part Number K1047 212509N/A
TPI 12067
Compound DTCORC
Bead FoldingFolding
ETRTO 54-62257-622
Size Inch 29"29"
Width Inch 2.102.25
Specified Weight 580 grams548 grams
Min Air Pressure 35 psi psi
Max Air Pressure 80 psi65 psi
Made In TaiwanIndonesia
Available Sizes 29 x 2.1029 x 2.25
29 x 2.10
27.5 x 2.25
26 x 2.25
26 x 2.10
Image
Kenda Small Block Eight 2015
Schwalbe Racing Ralph Performance 2012
Image
Kenda Small Block Eight 2015
Schwalbe Racing Ralph Performance 2012
Image
Kenda Small Block Eight 2015
Schwalbe Racing Ralph Performance 2012

Size and Weight Measurements


Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 35 psi / 2.4 bar)
Model Small Block EightRacing Ralph Performance
Measured Weight 589 grams548 grams
Measured Width Carcass 50 mm54 mm
Measured Width Tread 50 mm54 mm
Measured Height 50 mm52 mm
Measured Knob Height Center 2.5 mm1.3 mm
Measured Knob Height Edge 4.0 mm4.2 mm
Measured Total Thickness Sidewall 0.50 mmNot Tested
Measured Casing Thickness Center 1.40 mmNot Tested


Rolling Resistance Test Results


Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg)
Model Small Block EightRacing Ralph Performance
Inner Tube Conti MTB 29 (225 gr butyl)Conti MTB 29 (225 gr butyl)
Rolling Resistance 55 psi 25.5 Watts19.3 Watts
Rolling Resistance 45 psi 27.0 Watts20.9 Watts
Rolling Resistance 35 psi 30.2 Watts23.7 Watts
Rolling Resistance 25 psi 35.6 Watts27.9 Watts
CRR 55 psi / 3.8 Bar 0.007640.00579
CRR 45 psi / 3.1 Bar 0.008090.00626
CRR 35 psi / 2.4 Bar 0.009050.00710
CRR 25 psi / 1.7 Bar 0.010670.00836
Spin Up Video No VideoNo Video


Puncture Resistance Test Results


Puncture Resistance Test Result (higher is better)
Model Small Block EightRacing Ralph Performance
Puncture Resistance Tread 610
Puncture Resistance Side 5Not Tested


Conclusion


Conclusion
Model Small Block EightRacing Ralph Performance
Full Review Full ReviewFull Review
Verdict Not RecommendedRecommended
Rating 2 / 54 / 5
Pricing Amazon.comAmazon.com


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