MTB Tire Comparison:
Continental Race King Protection 2020 vs
IRC Mythos XC 2017

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 Race King Protection
  • IRC Mythos XC *
* Grip test data not available
Performance compared to all other MTB tires
(100% is best)
Pro Members get 11-point radar charts



Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalIRC
Model Race King ProtectionMythos XC
Year 20202017
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range HighHigh
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Manufacturer Part Number 0101473
EAN 4019238798128
TPI 3/18060
Compound Black Chili
Bead FoldingFolding
ETRTO 55-62254-622
Size Inch 29"29"
Width Inch 2.202.25
Specified Weight 605 grams710 grams
Min Air Pressure 44 psi40 psi
Max Air Pressure 58 psi45 psi
Made In Members OnlyMembers Only
Available Sizes 26x2.20
27.5x2.20
29x2.20
26x1.95
26x2.10
26x2.25
27.5x2.10
29x2.10
29x2.25
Image 1
Continental Race King Protection 2020
IRC Mythos XC 2017
Image 2
Continental Race King Protection 2020
IRC Mythos XC 2017
Image 3
Continental Race King Protection 2020
IRC Mythos XC 2017
Image 4 Not AvailableNot Available

Size and Weight Measurements


Size and Weight Measurements
Model Race King ProtectionMythos XC
Specified Weight 605 grams710 grams
Measured Weight 588 grams701 grams
Measured Width Carcass 53 mm (un-round)52 mm (un-round)
Measured Width Tread 51 mm54 mm
Measured Height 52 mm (un-round)51 mm (un-round)
Measured Knob Height Center 2.5 mm2.2 mm
Measured Knob Height Edge 3.0 mm4.0 mm
Measured Casing Thickness Center 1.80 mm2.20 mm
Measured Total Thickness Sidewall Members OnlyMembers Only
All size measurements are taken at an air pressure of 35 psi / 2.4 bars on a 17.8 mm inner width rim.

Rolling Resistance Test Results


Rolling Resistance Test Results
Model Race King ProtectionMythos XC
Spin Up Video YouTubeYouTube
Inner Tube None (40 ml sealant)None (40 ml sealant)
Rolling Resistance
55 PSI / 3.8 Bar
Members OnlyMembers Only
Rolling Resistance
45 PSI / 3.1 Bar
Members OnlyMembers Only
Rolling Resistance
35 PSI / 2.4 Bar
14.5 Watts
CRR: 0.00435
23.1 Watts
CRR: 0.00692
Rolling Resistance
25 PSI / 1.7 Bar
15.7 Watts
CRR: 0.00471
26.3 Watts
CRR: 0.00788
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 Race King ProtectionMythos XC
Total Puncture Score Tread 29 Points25 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 1.8 mm2.2 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 Race King ProtectionMythos XC
Wet Grip Average 59 PointsNo Data
Wet Grip Center Members OnlyMembers Only
Wet Grip Edge Members OnlyMembers Only
Measured Knob Height Center 2.5 mm2.2 mm
Measured Knob Height Edge 3.0 mm4.0 mm
Grip in points = coefficient of friction * 100
MTB grip test rim width = 30.0 mm
Wet Grip Test and Off-Road Tires (info)

Conclusion


Conclusion
Model Race King ProtectionMythos XC
Full Review Full ReviewFull Review
Verdict Highly RecommendedRecommended
Rating 5.0 / 53.0 / 5
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  • Continental Race King Protection
  • IRC Mythos XC *
* Grip test data not available
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)

Pro Members get 11-point radar charts