MTB Tire Comparison:
Schwalbe Racing Ralph 2019 TLE Addix Speed 2019 vs
Schwalbe Thunder Burt Super Ground Addix Speed 2021

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
  • Schwalbe Racing Ralph 2019 TLE Addix Speed *
  • Schwalbe Thunder Burt Super Ground Addix Speed
* 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 SchwalbeSchwalbe
Model Racing Ralph 2019 TLE Addix SpeedThunder Burt Super Ground Addix Speed
Year 20192021
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 Ad Amazon.comAd Amazon.com
Manufacturer Part Number 1160109911600657.02
EAN 40264958437754026495879750
TPI 6767
Compound Addix SpeedAddix Speed
Bead FoldingFolding
ETRTO 57-62257-622
Size Inch 28"29"
Width Inch 2.252.25
Specified Weight 625 grams615 grams
Min Air Pressure 26 psi26 psi
Max Air Pressure 54 psi54 psi
Made In Members OnlyMembers Only
Available Sizes 26x2.25
27.5x2.25
29x2.10
29x2.25
29x2.10
29x2.25
29x2.35
27.5x2.10
Image 1
Schwalbe Racing Ralph 2019 TLE Addix Speed 2019
Schwalbe Thunder Burt Super Ground Addix Speed 2021
Image 2
Schwalbe Racing Ralph 2019 TLE Addix Speed 2019
Schwalbe Thunder Burt Super Ground Addix Speed 2021
Image 3
Schwalbe Racing Ralph 2019 TLE Addix Speed 2019
Schwalbe Thunder Burt Super Ground Addix Speed 2021
Image 4 Not AvailableNot Available

Size and Weight Measurements


Size and Weight Measurements
Model Racing Ralph 2019 TLE Addix SpeedThunder Burt Super Ground Addix Speed
Specified Weight 625 grams615 grams
Measured Weight 609 grams680 grams
Measured Width Carcass 53 mm (un-round)53 mm (un-round)
Measured Width Tread 56 mm54 mm
Measured Height 51 mm (un-round)51 mm (un-round)
Measured Knob Height Center 2.3 mm1.5 mm
Measured Knob Height Edge 4.0 mm3.9 mm
Measured Casing Thickness Center 1.50 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 Racing Ralph 2019 TLE Addix SpeedThunder Burt Super Ground Addix Speed
Spin Up Video YouTubeYouTube
Inner Tube None (40 ml sealant)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
20.2 Watts
CRR: 0.00606
13.9 Watts
CRR: 0.00417
Rolling Resistance
25 PSI / 1.7 Bar
22.5 Watts
CRR: 0.00674
15.7 Watts
CRR: 0.00471
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 Racing Ralph 2019 TLE Addix SpeedThunder Burt Super Ground Addix Speed
Total Puncture Score Tread 20 Points26 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 1.5 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 Racing Ralph 2019 TLE Addix SpeedThunder Burt Super Ground Addix Speed
Wet Grip Average No Data56 Points
Wet Grip Center Members OnlyMembers Only
Wet Grip Edge Members OnlyMembers Only
Measured Knob Height Center 2.3 mm1.5 mm
Measured Knob Height Edge 4.0 mm3.9 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 Racing Ralph 2019 TLE Addix SpeedThunder Burt Super Ground Addix Speed
Full Review Full ReviewFull Review
Verdict RecommendedHighly Recommended
Rating 4.0 / 54.5 / 5
Buy At Ad Amazon.comAd Amazon.com
  • Schwalbe Racing Ralph 2019 TLE Addix Speed *
  • Schwalbe Thunder Burt Super Ground Addix Speed
* 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