Road Bike Tire Comparison:
Bontrager R4 320 2016 vs
Vittoria Corsa Speed G+ 1.0 (TLR) 2016

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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
  • Bontrager R4 320
  • Vittoria Corsa Speed G+ 1.0 (TLR)
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand BontragerVittoria
Model R4 320Corsa Speed G+ 1.0 (TLR)
Year 20162016
Tire Type Tubetype (clincher)Tubeless
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range Very HighHigh
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Manufacturer Part Number 111.3CS.00.23.611BX
EAN 8022530005470
TPI 320320
Compound G+
Bead FoldingFolding
ETRTO 25-62223-622
Size Inch 28"28"
Width mm 2523
Specified Weight 230 grams205 grams
Min Air Pressure 90 psi87 psi
Max Air Pressure 140 psi130 psi
Made In ThailandThailand
Available Sizes 25-622 (700x25C)23-622 (700x23C)
Image
Bontrager R4 320 2016
Vittoria Corsa Speed G+ 1.0 (TLR) 2016
Image
Bontrager R4 320 2016
Vittoria Corsa Speed G+ 1.0 (TLR) 2016
Image
Bontrager R4 320 2016
Vittoria Corsa Speed G+ 1.0 (TLR) 2016

Size and Weight Measurements


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Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 100 psi / 6.8 bar)
Model R4 320Corsa Speed G+ 1.0 (TLR)
Specified Weight 230 grams205 grams
Measured Weight 226 grams225 grams
System Adjusted Weight 326 grams
(tire + inner tube)
245 grams
(tire + valve + rim seal)
Measured Width 25 mm25 mm
Measured Height 22 mm22 mm
Total Tire Thickness Center 2.2 mm1.7 mm
Total Tire Thickness Sidewall 0.8 mm0.85 mm
Unmounted Casing Width No Data66 mm
Unmounted Tread Width No Data25 mm
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Rolling Resistance Test Results


Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg)
Model R4 320Corsa Speed G+ 1.0 (TLR)
Inner Tube Conti Race28 (100gr butyl)None (20 ml sealant)
Rolling Resistance 140 psi Not TestedNot Tested
Rolling Resistance 120 psi 11.5 Watts7.7 Watts
Rolling Resistance 100 psi 12.2 Watts8.3 Watts
Rolling Resistance 80 psi 13.9 Watts9.2 Watts
Rolling Resistance 60 psi 16.4 Watts10.9 Watts
CRR 140 psi / 9.7 Bar Not TestedNot Tested
CRR 120 psi / 8.1 Bar 0.003450.00231
CRR 100 psi / 6.8 Bar 0.003660.00249
CRR 80 psi / 5.5 Bar 0.004170.00276
CRR 60 psi / 4.1 Bar 0.004920.00327
Spin Up Video YouTubeYouTube
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Puncture Resistance Test Results


Puncture Resistance Test Results (higher is better)
Model R4 320Corsa Speed G+ 1.0 (TLR)
Puncture Resistance Tread 10 Points8 Points
Puncture Resistance Sidewall 4 Points5 Points
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Conclusion


Conclusion
Model R4 320Corsa Speed G+ 1.0 (TLR)
Full Review Full ReviewFull Review
Verdict RecommendedHighly Recommended
Rating 4 / 55 / 5
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  • Bontrager R4 320
  • Vittoria Corsa Speed G+ 1.0 (TLR)
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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