MTB Tire Comparison:
Continental Speed King II RaceSport 2015 vs
Schwalbe Racing Ray TLE Addix SpeedGrip 2019

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 Speed King II RaceSport *
  • Schwalbe Racing Ray TLE Addix SpeedGrip *
* 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 ContinentalSchwalbe
Model Speed King II RaceSportRacing Ray TLE Addix SpeedGrip
Year 20152019
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 010093311601100
EAN 4026495843812
TPI 3/18067
Compound Black ChiliAddix SpeedGrip
Bead FoldingFolding
ETRTO 55-62257-622
Size Inch 29"28"
Width Inch 2.202.25
Specified Weight 465 grams625 grams
Min Air Pressure psi26 psi
Max Air Pressure 65 psi54 psi
Made In Members OnlyMembers Only
Available Sizes 29x2.20
27.5x2.20
26x2.20
26x2.25
27.5x2.25
29x2.10
29x2.25
Image 1
Continental Speed King II RaceSport 2015
Schwalbe Racing Ray TLE Addix SpeedGrip 2019
Image 2
Continental Speed King II RaceSport 2015
Schwalbe Racing Ray TLE Addix SpeedGrip 2019
Image 3
Continental Speed King II RaceSport 2015
Schwalbe Racing Ray TLE Addix SpeedGrip 2019
Image 4 Not AvailableNot Available

Size and Weight Measurements


Size and Weight Measurements
Model Speed King II RaceSportRacing Ray TLE Addix SpeedGrip
Specified Weight 465 grams625 grams
Measured Weight 467 grams615 grams
Measured Width Carcass 54 mm (un-round)53 mm (un-round)
Measured Width Tread 49 mm56 mm
Measured Height 53 mm (un-round)51 mm (un-round)
Measured Knob Height Center 0.5 mm2.6 mm
Measured Knob Height Edge 1.5 mm4.3 mm
Measured Casing Thickness Center 1.70 mm1.60 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 Speed King II RaceSportRacing Ray TLE Addix SpeedGrip
Spin Up Video No VideoYouTube
Inner Tube Conti MTB 29 (225 gr butyl)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
16.6 Watts
CRR: 0.00498
21.5 Watts
CRR: 0.00644
Rolling Resistance
25 PSI / 1.7 Bar
19.1 Watts
CRR: 0.00573
23.8 Watts
CRR: 0.00713
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 Speed King II RaceSportRacing Ray TLE Addix SpeedGrip
Total Puncture Score Tread 29 Points22 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 1.7 mm1.6 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 Speed King II RaceSportRacing Ray TLE Addix SpeedGrip
Wet Grip Average No DataNo Data
Wet Grip Center Members OnlyMembers Only
Wet Grip Edge Members OnlyMembers Only
Measured Knob Height Center 0.5 mm2.6 mm
Measured Knob Height Edge 1.5 mm4.3 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 Speed King II RaceSportRacing Ray TLE Addix SpeedGrip
Full Review Full ReviewFull Review
Verdict Highly RecommendedRecommended
Rating 5.0 / 54.0 / 5
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  • Continental Speed King II RaceSport *
  • Schwalbe Racing Ray TLE Addix SpeedGrip *
* 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