Road Bike Tire Comparison:
Bontrager R4 320 2016 vs
Schwalbe One V-Guard 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
  • Bontrager R4 320
  • Schwalbe One V-Guard
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand BontragerSchwalbe
Model R4 320One V-Guard
Year 20162014
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
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Manufacturer Part Number 11600518
EAN
TPI 320127
Compound OneStar
Bead FoldingFolding
ETRTO 25-62225-622
Size Inch 28"28"
Width mm 2525
Specified Weight 230 grams225 grams
Min Air Pressure 90 psi85 psi
Max Air Pressure 140 psi130 psi
Made In ThailandIndonesia
Available Sizes 25-622 (700x25C)23-622 (700x23C)
25-622 (700x25C)
28-622 (700x28C)
25-584 (650x25B)
25-571 (650x25C)
25-559 (26x1.00)
25-540 (24x1.00)
25-451 (20x1.00)
28-406 (20x1.10)
Image
Bontrager R4 320 2016
Schwalbe One V-Guard 2014
Image
Bontrager R4 320 2016
Schwalbe One V-Guard 2014
Image
Bontrager R4 320 2016
Schwalbe One V-Guard 2014

Size and Weight Measurements


Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 100 psi / 6.8 bar)
Model R4 320One V-Guard
Specified Weight 230 grams225 grams
Measured Weight 226 grams243 grams
System Adjusted Weight 326 grams
(tire + inner tube)
343 grams
(tire + inner tube)
Measured Width 25 mm27 mm
Measured Height 22 mm24 mm
Total Tire Thickness Center 2.2 mm2.9 mm
Total Tire Thickness Sidewall 0.8 mm0.5 mm
Unmounted Casing Width No DataNo Data
Unmounted Tread Width No DataNo Data

Rolling Resistance Test Results


Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg)
Model R4 320One V-Guard
Inner Tube Conti Race28 (100gr butyl)Conti Race28 (100gr butyl)
Spin Up Video YouTubeNo Video
Rolling Resistance
140 PSI / 9.7 Bar
Not TestedNot Tested
Rolling Resistance
120 PSI / 8.3 Bar
11.5 Watts
CRR: 0.00345
12.3 Watts
CRR: 0.00369
Rolling Resistance
100 PSI / 6.9 Bar
12.2 Watts
CRR: 0.00366
12.8 Watts
CRR: 0.00384
Rolling Resistance
80 PSI / 5.5 Bar
13.9 Watts
CRR: 0.00417
14.0 Watts
CRR: 0.00420
Rolling Resistance
60 PSI / 4.1 Bar
16.4 Watts
CRR: 0.00492
16.6 Watts
CRR: 0.00498
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 R4 320One V-Guard
Puncture Resistance Tread 10 Points12 Points
Puncture Resistance Sidewall 4 Points4 Points

Conclusion


Conclusion
Model R4 320One V-Guard
Full Review Full ReviewFull Review
Verdict RecommendedHighly Recommended
Rating 4 / 55 / 5
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  • Bontrager R4 320
  • Schwalbe One V-Guard
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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