Road Bike Tire Comparison:
Bontrager R4 320 2016 vs
Specialized S-Works Turbo 2016

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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 BontragerSpecialized
Model R4 320S-Works Turbo
Year 20162016
Tire Type Tubetype (clincher)Tubetype (clincher)
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range Very HighHigh
Pricing
Part Number 00015-1074
TPI 320120
Compound Gripton
Bead FoldingFolding
ETRTO 25-62224-622
Size Inch 28"28"
Width mm 2525
Specified Weight 230 grams210 grams
Min Air Pressure 90 psi100 psi
Max Air Pressure 140 psi125 psi
Made In ThailandThailand
Available Sizes 25-622 (700x25C)24-622 (700x24C)
26-622 (700x26C)
28-622 (700x28C)
Image
Bontrager R4 320 2016
Specialized S-Works Turbo 2016
Image
Bontrager R4 320 2016
Specialized S-Works Turbo 2016
Image
Bontrager R4 320 2016
Specialized S-Works Turbo 2016

Size and Weight Measurements


Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 100 psi / 6.8 bar)
Model R4 320S-Works Turbo
Measured Weight 226 grams215 grams
Measured Width 25 mm25 mm
Measured Height 22 mm22 mm
Total Tire Thickness Center 2.2 mm2.8 mm
Total Tire Thickness Sidewall 0.8 mm0.5 mm


Rolling Resistance Test Results


Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg)
Model R4 320S-Works Turbo
Inner Tube Conti Race28 (100gr butyl)Conti Race28 (100gr butyl)
Rolling Resistance 140 psi Not TestedNot Tested
Rolling Resistance 120 psi 11.5 Watts13.4 Watts
Rolling Resistance 100 psi 12.2 Watts14.4 Watts
Rolling Resistance 80 psi 13.9 Watts16.3 Watts
Rolling Resistance 60 psi 16.4 Watts19.6 Watts
CRR 140 psi / 9.7 Bar Not TestedNot Tested
CRR 120 psi / 8.1 Bar 0.003450.00402
CRR 100 psi / 6.8 Bar 0.003660.00432
CRR 80 psi / 5.5 Bar 0.004170.00489
CRR 60 psi / 4.1 Bar 0.004920.00588
Spin Up Video YouTubeYouTube


Puncture Resistance Test Results


Puncture Resistance Test Results (higher is better)
Model R4 320S-Works Turbo
Puncture Resistance Tread 1010
Puncture Resistance Side 44


Conclusion


Conclusion
Model R4 320S-Works Turbo
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 4 / 53 / 5
Pricing


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