MTB Tire Comparison:
IRC Mythos XC 2017 vs
Schwalbe Racing Ralph 2019 TLE Addix Speed 2019

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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
  • IRC Mythos XC
  • Schwalbe Racing Ralph 2019 TLE Addix Speed
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand IRCSchwalbe
Model Mythos XCRacing Ralph 2019 TLE Addix Speed
Year 20172019
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 11601099
EAN 4026495843775
TPI 6067
Compound Addix Speed
Bead FoldingFolding
ETRTO 54-62257-622
Size Inch 29"28"
Width Inch 2.252.25
Specified Weight 710 grams625 grams
Min Air Pressure 40 psi26 psi
Max Air Pressure 45 psi54 psi
Made In ChinaIndonesia
Available Sizes 26x1.95
26x2.10
26x2.25
27.5x2.10
29x2.10
29x2.25
26x2.25
27.5x2.25
29x2.10
29x2.25
Image
IRC Mythos XC 2017
Schwalbe Racing Ralph 2019 TLE Addix Speed 2019
Image
IRC Mythos XC 2017
Schwalbe Racing Ralph 2019 TLE Addix Speed 2019
Image
IRC Mythos XC 2017
Schwalbe Racing Ralph 2019 TLE Addix Speed 2019

Size and Weight Measurements


Size and Weight Measurements
Model Mythos XCRacing Ralph 2019 TLE Addix Speed
Specified Weight 710 grams625 grams
Measured Weight 701 grams609 grams
Measured Width Carcass 52 mm53 mm
Measured Width Tread 54 mm56 mm
Measured Height 51 mm51 mm
Measured Knob Height Center 2.2 mm2.3 mm
Measured Knob Height Edge 4.0 mm4.0 mm
Measured Total Thickness Sidewall 0.65 mm0.95 mm
Measured Casing Thickness Center 2.20 mm1.50 mm
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


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Rolling Resistance Test Results
Model Mythos XCRacing Ralph 2019 TLE Addix Speed
Inner Tube Conti MTB 29 (225 gr butyl)Conti MTB 29 (225 gr butyl)
Spin Up Video YouTubeYouTube
Rolling Resistance
55 PSI / 3.8 Bar
23.2 Watts
CRR: 0.00695
21.7 Watts
CRR: 0.00650
Rolling Resistance
45 PSI / 3.1 Bar
24.4 Watts
CRR: 0.00731
22.7 Watts
CRR: 0.00680
Rolling Resistance
35 PSI / 2.4 Bar
26.6 Watts
CRR: 0.00797
23.7 Watts
CRR: 0.00710
Rolling Resistance
25 PSI / 1.7 Bar
30.8 Watts
CRR: 0.00923
27.0 Watts
CRR: 0.00809
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 Result (higher is better)
Model Mythos XCRacing Ralph 2019 TLE Addix Speed
Puncture Resistance Tread 6 Points5 Points
Puncture Resistance Side 5 Points5 Points

Conclusion


Conclusion
Model Mythos XCRacing Ralph 2019 TLE Addix Speed
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 3 / 54 / 5
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  • IRC Mythos XC
  • Schwalbe Racing Ralph 2019 TLE Addix Speed
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)


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