Road Bike Tire Comparison:
Schwalbe Pro One HT (tubular) 2017 vs
Vittoria Zaffiro Pro G+ 2.0 2020

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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
  • Schwalbe Pro One HT (tubular)
  • Vittoria Zaffiro Pro G+ 2.0
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand SchwalbeVittoria
Model Pro One HT (tubular)Zaffiro Pro G+ 2.0
Year 20172020
Tire Type TubularTubetype (clincher)
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range Very HighLow
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Manufacturer Part Number 1110121611A.00.160
EAN 8022530020190
TPI T10760
Compound OneStarG+ 2.0
Bead TubularFolding
ETRTO 28x2525-622
Size Inch 28"28"
Width mm 2525
Specified Weight 290 grams280 grams
Min Air Pressure 85 psi70 psi
Max Air Pressure 145 psi100 psi
Made In -Thailand
Available Sizes 28x22
28x25
23-622 (700x23c)
25-622 (700x25c)
28-622 (700x28c)
30-622 (700x30c)
32-622 (700x32c)
Image
Schwalbe Pro One HT (tubular) 2017
Vittoria Zaffiro Pro G+ 2.0 2020
Image
Schwalbe Pro One HT (tubular) 2017
Vittoria Zaffiro Pro G+ 2.0 2020
Image
Schwalbe Pro One HT (tubular) 2017
Vittoria Zaffiro Pro G+ 2.0 2020

Size and Weight Measurements


Size and Weight Measurements
Model Pro One HT (tubular)Zaffiro Pro G+ 2.0
Specified Weight 290 grams280 grams
Measured Weight 303 grams282 grams
System Adjusted Weight 313 grams
(tire + tubular glue)
382 grams
(tire + inner tube)
Measured Width 25 mm26 mm
Measured Height 23 mm23 mm
Total Tire Thickness Center 2.6 mm3.3 mm
Total Tire Thickness Sidewall 0.45 mm0.85 mm
Unmounted Casing Width No Data66 mm
Unmounted Tread Width 32 mm32 mm
All size measurements are taken at an air pressure of 100 psi / 6.9 bars on a 17.8 mm inner width rim.

Rolling Resistance Test Results


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Rolling Resistance Test Results
Model Pro One HT (tubular)Zaffiro Pro G+ 2.0
Inner Tube TubularConti Race28 (100gr butyl)
Spin Up Video YouTubeYouTube
Rolling Resistance
140 PSI / 9.7 Bar
15.8 Watts
CRR: 0.00474
Not Tested
Rolling Resistance
120 PSI / 8.3 Bar
16.1 Watts
CRR: 0.00483
15.2 Watts
CRR: 0.00456
Rolling Resistance
100 PSI / 6.9 Bar
17.4 Watts
CRR: 0.00522
16.3 Watts
CRR: 0.00489
Rolling Resistance
80 PSI / 5.5 Bar
19.1 Watts
CRR: 0.00573
18.2 Watts
CRR: 0.00546
Rolling Resistance
60 PSI / 4.1 Bar
21.6 Watts
CRR: 0.00647
21.6 Watts
CRR: 0.00647
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 Results (higher is better)
Model Pro One HT (tubular)Zaffiro Pro G+ 2.0
Puncture Resistance Tread 10 Points9 Points
Puncture Resistance Sidewall 3 Points3 Points

Conclusion


Conclusion
Model Pro One HT (tubular)Zaffiro Pro G+ 2.0
Full Review Full ReviewFull Review
Verdict Not RecommendedNot Recommended
Rating 2.0 / 52.0 / 5
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  • Schwalbe Pro One HT (tubular)
  • Vittoria Zaffiro Pro G+ 2.0
Performance compared to all other road bike tires
(100% is fastest - lightest - thickest - strongest)


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