MTB Tire Comparison:
Continental X-King RaceSport 2015 vs
Maxxis Ikon eXCeption Silkworm 2014

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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
  • Continental X-King RaceSport
  • Maxxis Ikon eXCeption Silkworm
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)
Pro Members get 9-point radar charts

Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalMaxxis
Model X-King RaceSportIkon eXCeption Silkworm
Year 20152014
Supplied By Bought in storeBought in store
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range HighHigh
Buy At
Manufacturer Part Number 0100531TB96753400
EAN
TPI 3/180120
Compound Black ChiliException
Bead FoldingFolding
ETRTO 55-62257-622
Size Inch 29"29"
Width Inch 2.202.20
Specified Weight 555 grams560 grams
Min Air Pressure psi psi
Max Air Pressure 65 psi65 psi
Made In Members OnlyMembers Only
Available Sizes 29 x 2.40
29 x 2.20
29 x 2.00
27.5 x 2.20
27.5 2.00
26 x 2.40
26 x 2.20
26 x 2.00
29 x 2.20
26 x 2.20
Image
Continental X-King RaceSport 2015
Maxxis Ikon eXCeption Silkworm 2014
Image
Continental X-King RaceSport 2015
Maxxis Ikon eXCeption Silkworm 2014
Image
Continental X-King RaceSport 2015
Maxxis Ikon eXCeption Silkworm 2014

Size and Weight Measurements


Size and Weight Measurements
Model X-King RaceSportIkon eXCeption Silkworm
Specified Weight 555 grams560 grams
Measured Weight 564 grams583 grams
Measured Width Carcass 53 mm (un-round)52 mm (un-round)
Measured Width Tread 52 mm51 mm
Measured Height 51 mm (un-round)53 mm (un-round)
Measured Knob Height Center 2.5 mm2.5 mm
Measured Knob Height Edge 4.0 mm3.8 mm
Measured Total Thickness Sidewall Members OnlyNot Tested
Measured Casing Thickness Center 1.80 mmNot Tested
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 X-King RaceSportIkon eXCeption Silkworm
Spin Up Video No VideoNo Video
Inner Tube Conti MTB 29 (225 gr butyl)Conti MTB 29 (225 gr butyl)
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
22.8 Watts
CRR: 0.00683
33.5 Watts
CRR: 0.01004
Rolling Resistance
25 PSI / 1.7 Bar
25.9 Watts
CRR: 0.00776
38.2 Watts
CRR: 0.01145
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 X-King RaceSportIkon eXCeption Silkworm
Puncture Resistance Tread 10 Points7 Points
Puncture Resistance Side Members OnlyMembers Only

Conclusion


Conclusion
Model X-King RaceSportIkon eXCeption Silkworm
Full Review Full ReviewFull Review
Verdict RecommendedNot Recommended
Rating 4 / 51 / 5
Buy At
  • Continental X-King RaceSport
  • Maxxis Ikon eXCeption Silkworm
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)

Pro Members get 9-point radar charts
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