CX/Gravel Tire Comparison:
Continental Grand Prix 5000 S TR 32 2021 vs
Specialized Roubaix Pro 2Bliss Ready 32 2021

Contents and Test Summary

  1. Manufacturer Specifications
  2. Size and Weight Measurements
  3. Rolling Resistance Test Results
  4. Puncture Resistance Test Results
  5. Static Grip Test Results
  6. Conclusion
  • Continental Grand Prix 5000 S TR 32
  • Specialized Roubaix Pro 2Bliss Ready 32
Performance compared to all other CX/Gravel tires
(100% is best)
Pro Members get 11-point radar charts



Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalSpecialized
Model Grand Prix 5000 S TR 32Roubaix Pro 2Bliss Ready 32
Year 20212021
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 010186900016-2162
EAN 4019238054408
TPI 2/220120
Compound BlackChiliGripton
Bead FoldingFolding
ETRTO 32-62232-622
Specified Weight 320 grams375 grams
Min Air Pressure psi45 psi
Max Air Pressure 73 psi90 psi
Made In Members OnlyMembers Only
Available Sizes 25-622 (700x25c)
28-622 (700x28c)
30-622 (700x30c)
32-622 (700x32c)
30-584 (650x30b)
32-584 (650x32b)
32-622 (700x32c)
Image 1
Continental Grand Prix 5000 S TR 32 2021
Specialized Roubaix Pro 2Bliss Ready 32 2021
Image 2
Continental Grand Prix 5000 S TR 32 2021
Specialized Roubaix Pro 2Bliss Ready 32 2021
Image 3
Continental Grand Prix 5000 S TR 32 2021
Specialized Roubaix Pro 2Bliss Ready 32 2021
Image 4 Not AvailableNot Available

Size and Weight Measurements


Size and Weight Measurements
Model Grand Prix 5000 S TR 32Roubaix Pro 2Bliss Ready 32
Specified Weight 320 grams375 grams
Measured Weight 310 grams366 grams
Measured Width Casing 30 mm (un-round)32 mm (un-round)
Measured Width Tread 30 mm31 mm
Measured Height 28 mm (un-round)30 mm (un-round)
Measured Knob Height Center 0.0 mm0.0 mm
Measured Knob Height Edge 0.0 mm0.2 mm
Measured Casing Thickness Center 2.20 mm3.00 mm
Measured Total Thickness Sidewall Members OnlyMembers Only
All size measurements are taken at low air pressure on a 17.8 mm inner width rim.

Rolling Resistance Test Results


Rolling Resistance Test Results
Model Grand Prix 5000 S TR 32Roubaix Pro 2Bliss Ready 32
Spin Up Video YouTubeYouTube
Inner Tube None (30 ml sealant)None (30 ml sealant)
Measured Width 30 mm32 mm
Rolling Resistance
Real tire width in mm:
30-32 = 66 psi/4.6 bar
33-35 = 60 psi/4.1 bar
36-38 = 54 psi/3.7 bar
39-42 = 50 psi/3.4 bar
43-46 = 46 psi/3.2 bar
47-50 = 42 psi/2.9 bar
High Air Pressure
Members OnlyMembers Only
Rolling Resistance
Real tire width in mm:
30-32 = 55 psi/3.8 bar
33-35 = 50 psi/3.4 bar
36-38 = 45 psi/3.1 bar
39-42 = 42 psi/2.9 bar
43-46 = 38 psi/2.6 bar
47-50 = 35 psi/2.4 bar
Medium Air Pressure
Members OnlyMembers Only
Rolling Resistance
Real tire width in mm:
30-32 = 44 psi/3.0 bar
33-35 = 40 psi/2.8 bar
36-38 = 36 psi/2.6 bar
39-42 = 33 psi/2.3 bar
43-46 = 31 psi/2.1 bar
47-50 = 28 psi/1.9 bar
Low Air Pressure
12.8 Watts
CRR: 0.00384
(44 psi / 3.0 bar)
19.7 Watts
CRR: 0.00591
(44 psi / 3.0 bar)
Rolling Resistance
Real tire width in mm:
30-32 = 33 psi/2.3 bar
33-35 = 30 psi/2.1 bar
36-38 = 27 psi/1.9 bar
39-42 = 25 psi/1.7 bar
43-46 = 23 psi/1.6 bar
47-50 = 21 psi/1.4 bar
Extra Low Air Pressure
16.4 Watts
CRR: 0.00492
(33 psi / 2.3 bar)
22.8 Watts
CRR: 0.00683
(33 psi / 2.3 bar)
The CX/Gravel section is a multi tire size section, air pressures have been adjusted to the measured casing width.

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 Grand Prix 5000 S TR 32Roubaix Pro 2Bliss Ready 32
Total Puncture Score Tread 38 Points56 Points
Total Puncture Score Sidewall Members OnlyMembers Only
Tread Puncture Force Sharp Needle Members OnlyMembers Only
Tread Puncture Force Blunt Needle Members OnlyMembers Only
Tread Total Tire Thickness 2.2 mm3 mm
Sidewall Puncture Force Sharp Needle Members OnlyMembers Only
Sidewall Puncture Force Blunt Needle Members OnlyMembers Only
Sidewall Total Tire Thickness Members OnlyMembers Only

Static Grip Test Results


Static Grip Test Results (higher is better)
Model Grand Prix 5000 S TR 32Roubaix Pro 2Bliss Ready 32
Wet Grip Average 72 Points82 Points
Wet Grip Center Members OnlyMembers Only
Wet Grip Edge Members OnlyMembers Only
Measured Knob Height Center 0.0 mm0.0 mm
Measured Knob Height Edge 0.0 mm0.2 mm
Grip in points = coefficient of friction * 100
CX/Gravel grip test rim width = 23.0 mm
Wet Grip Test and Off-Road Tires (info)

Conclusion


Conclusion
Model Grand Prix 5000 S TR 32Roubaix Pro 2Bliss Ready 32
Full Review Full ReviewFull Review
Verdict Highly RecommendedHighly Recommended
Rating 5.0 / 54.5 / 5
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  • Continental Grand Prix 5000 S TR 32
  • Specialized Roubaix Pro 2Bliss Ready 32
Performance compared to all other CX/Gravel tires
(100% is fastest - lightest - highest - strongest)

Pro Members get 11-point radar charts