MTB Tire Comparison:
Continental Speed King II RaceSport 2015 vs
Vittoria AKA 2015

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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 Speed King II RaceSport
  • Vittoria AKA
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)

Manufacturer Specifications


Manufacturer Specifications
Brand ContinentalVittoria
Model Speed King II RaceSportAKA
Year 20152015
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 0100933111.3A9.19.56.111HD
EAN
TPI 3/180120
Compound Black Chili
Bead FoldingFolding
ETRTO 55-62256-622
Size Inch 29"29"
Width Inch 2.202.20
Specified Weight 465 grams690 grams
Min Air Pressure psi35 psi
Max Air Pressure 65 psi65 psi
Made In GermanyThailand
Available Sizes 29 x 2.20
27.5 x 2.20
26 x 2.20
29 x 2.20
29 x 2.00
27.5 x 2.20
Image
Continental Speed King II RaceSport 2015
Vittoria AKA 2015
Image
Continental Speed King II RaceSport 2015
Vittoria AKA 2015
Image
Continental Speed King II RaceSport 2015
Vittoria AKA 2015

Size and Weight Measurements


Size and Weight Measurements
Model Speed King II RaceSportAKA
Specified Weight 465 grams690 grams
Measured Weight 467 grams685 grams
Measured Width Carcass 54 mm52 mm
Measured Width Tread 49 mm54 mm
Measured Height 53 mm53 mm
Measured Knob Height Center 0.5 mm2.5 mm
Measured Knob Height Edge 1.5 mm3.5 mm
Measured Total Thickness Sidewall 0.45 mm0.55 mm
Measured Casing Thickness Center 1.70 mm2.40 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 Speed King II RaceSportAKA
Inner Tube Conti MTB 29 (225 gr butyl)Conti MTB 29 (225 gr butyl)
Spin Up Video No VideoNo Video
Rolling Resistance
55 PSI / 3.8 Bar
14.5 Watts
CRR: 0.00435
35.6 Watts
CRR: 0.01067
Rolling Resistance
45 PSI / 3.1 Bar
15.1 Watts
CRR: 0.00453
36.3 Watts
CRR: 0.01088
Rolling Resistance
35 PSI / 2.4 Bar
16.6 Watts
CRR: 0.00498
38.0 Watts
CRR: 0.01139
Rolling Resistance
25 PSI / 1.7 Bar
19.1 Watts
CRR: 0.00573
40.7 Watts
CRR: 0.01220
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 Speed King II RaceSportAKA
Puncture Resistance Tread 7 Points12 Points
Puncture Resistance Side 4 Points7 Points

Conclusion


Conclusion
Model Speed King II RaceSportAKA
Full Review Full ReviewFull Review
Verdict Highly RecommendedNot Recommended
Rating 5 / 51 / 5
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  • Continental Speed King II RaceSport
  • Vittoria AKA
Performance compared to all other MTB tires
(100% is fastest - lightest - highest - strongest)


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