Road Bike Tire Comparison:
Continental Grand Prix 4000 RS 2018 vs
Continental Ultra Sport II 2015
Contents
Manufacturer Specifications
| Manufacturer Specifications | ||
|---|---|---|
| Brand | Continental | Continental |
| Model | Grand Prix 4000 RS | Ultra Sport II |
| Year | 2018 | 2015 |
| Tire Type | Tubetype (clincher) | Tubetype (clincher) |
| Supplied By | Bought in store | Bought in store |
| Full Review | Full Review | Full Review |
| New or Used | New | New |
| Mileage | 0 km | 0 km |
| Price Range | High | Low |
| Pricing | Amazon.com | |
| Part Number | 0101667 | 0150011 |
| TPI | 3/330 | 3/180 |
| Compound | Black Chili | PureGrip |
| Bead | Folding | Folding |
| ETRTO | 25-622 | 25-622 |
| Size Inch | 28" | 28" |
| Width mm | 25 | 25 |
| Specified Weight | 205 grams | 260 grams |
| Min Air Pressure | psi | 95 psi |
| Max Air Pressure | 120 psi | 120 psi |
| Made In | Germany | China |
| Available Sizes | 25-622 (700x25c) | 32-630 (27x1 1/4) 28-630 (27x1 1/8) 23-622 (700x23C) 25-622 (700x25C) 28-622 (700x28C) 32-622 (700x32C) |
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Size and Weight Measurements
| Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 100 psi / 6.8 bar) | ||
|---|---|---|
| Model | Grand Prix 4000 RS | Ultra Sport II |
| Measured Weight | 205 grams | 267 grams |
| Measured Width | 27 mm | 26 mm |
| Measured Height | 24 mm | 24 mm |
| Total Tire Thickness Center | 2.3 mm | 3 mm |
| Total Tire Thickness Sidewall | 0.55 mm | 0.7 mm |
Rolling Resistance Test Results
| Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg) | ||
|---|---|---|
| Model | Grand Prix 4000 RS | Ultra Sport II |
| Inner Tube | Conti Race28 (100gr butyl) | Conti Race28 (100gr butyl) |
| Rolling Resistance 140 psi | Not Tested | Not Tested |
| Rolling Resistance 120 psi | 10.5 Watts | 14.3 Watts |
| Rolling Resistance 100 psi | 11.0 Watts | 14.8 Watts |
| Rolling Resistance 80 psi | 12.3 Watts | 16.4 Watts |
| Rolling Resistance 60 psi | 14.4 Watts | 18.9 Watts |
| CRR 140 psi / 9.7 Bar | Not Tested | Not Tested |
| CRR 120 psi / 8.1 Bar | 0.00315 | 0.00429 |
| CRR 100 psi / 6.8 Bar | 0.00330 | 0.00444 |
| CRR 80 psi / 5.5 Bar | 0.00369 | 0.00492 |
| CRR 60 psi / 4.1 Bar | 0.00432 | 0.00567 |
| Spin Up Video | YouTube | No Video |
Puncture Resistance Test Results
| Puncture Resistance Test Results (higher is better) | ||
|---|---|---|
| Model | Grand Prix 4000 RS | Ultra Sport II |
| Puncture Resistance Tread | 9 | 10 |
| Puncture Resistance Side | 4 | 4 |
Conclusion
| Conclusion | ||
|---|---|---|
| Model | Grand Prix 4000 RS | Ultra Sport II |
| Full Review | Full Review | Full Review |
| Verdict | Highly Recommended | Recommended |
| Rating | 5 / 5 | 3 / 5 |
| Pricing | Amazon.com | |