MTB Tire Comparison:
IRC Mythos XC 2017 vs
Maxxis Aspen EXO TR 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
  • Maxxis Aspen EXO TR
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand IRCMaxxis
Model Mythos XCAspen EXO TR
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 ETB96895500
EAN 4717784032719
TPI 60120
Compound Dual Compound
Bead FoldingFolding
ETRTO 54-62257-622
Size Inch 29"28"
Width Inch 2.252.25
Specified Weight 710 grams645 grams
Min Air Pressure 40 psi psi
Max Air Pressure 45 psi60 psi
Made In ChinaTaiwan
Available Sizes 26x1.95
26x2.10
26x2.25
27.5x2.10
29x2.10
29x2.25
26x2.10
27.5x2.10
27.5x2.25
29x2.25
Image
IRC Mythos XC 2017
Maxxis Aspen EXO TR 2019
Image
IRC Mythos XC 2017
Maxxis Aspen EXO TR 2019
Image
IRC Mythos XC 2017
Maxxis Aspen EXO TR 2019

Size and Weight Measurements


Size and Weight Measurements (Bike Wheel: 622-17C, Pressure: 35 psi / 2.4 bar)
Model Mythos XCAspen EXO TR
Specified Weight 710 grams645 grams
Measured Weight 701 grams659 grams
Measured Width Carcass 52 mm55 mm
Measured Width Tread 54 mm55 mm
Measured Height 51 mm55 mm
Measured Knob Height Center 2.2 mm2.1 mm
Measured Knob Height Edge 4.0 mm3.3 mm
Measured Total Thickness Sidewall 0.65 mm0.85 mm
Measured Casing Thickness Center 2.20 mm2.00 mm

Rolling Resistance Test Results


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Rolling Resistance Test Results (Speed: 29 kmh / 18 mph, Load: 42.5 kg)
Model Mythos XCAspen EXO TR
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
22.7 Watts
CRR: 0.00680
Rolling Resistance
45 PSI / 3.1 Bar
24.4 Watts
CRR: 0.00731
24.3 Watts
CRR: 0.00728
Rolling Resistance
35 PSI / 2.4 Bar
26.6 Watts
CRR: 0.00797
26.2 Watts
CRR: 0.00785
Rolling Resistance
25 PSI / 1.7 Bar
30.8 Watts
CRR: 0.00923
30.6 Watts
CRR: 0.00917
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 XCAspen EXO TR
Puncture Resistance Tread 6 Points6 Points
Puncture Resistance Side 5 Points5 Points

Conclusion


Conclusion
Model Mythos XCAspen EXO TR
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 3 / 53 / 5
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  • IRC Mythos XC
  • Maxxis Aspen EXO TR
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)


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