MTB Tire Comparison:
Specialized S-Works Ground Control 2BR 2016 vs
Vittoria Barzo TNT G+ 2.0 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
  • Specialized S-Works Ground Control 2BR *
  • Vittoria Barzo TNT G+ 2.0
* 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 SpecializedVittoria
Model S-Works Ground Control 2BRBarzo TNT G+ 2.0
Year 20162019
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 0012-500711A.00.016
EAN 8022530017411
TPI 120120
Compound 60a4C G+ 2.0
Bead FoldingFolding
ETRTO 58-62255-622
Size Inch 29"29"
Width Inch 2.302.25
Specified Weight 650 grams680 grams
Min Air Pressure 25 psi psi
Max Air Pressure 50 psi psi
Made In Members OnlyMembers Only
Available Sizes 29x2.30
29x2.10
27.5x2.30
27.5x2.10
26x2.30
26x2.10
29x2.10
29x2.25
29x2.35
29x2.60
27.5x2.10
27.5x2.25
27.5x2.35
27.5x2.60
26x2.10
26x2.25
Image 1
Specialized S-Works Ground Control 2BR 2016
Vittoria Barzo TNT G+ 2.0 2019
Image 2
Specialized S-Works Ground Control 2BR 2016
Vittoria Barzo TNT G+ 2.0 2019
Image 3
Specialized S-Works Ground Control 2BR 2016
Vittoria Barzo TNT G+ 2.0 2019
Image 4 Not AvailableNot Available

Size and Weight Measurements


Size and Weight Measurements
Model S-Works Ground Control 2BRBarzo TNT G+ 2.0
Specified Weight 650 grams680 grams
Measured Weight 686 grams717 grams
Measured Width Carcass 53 mm (un-round)54 mm (un-round)
Measured Width Tread 56 mm55 mm
Measured Height 53 mm (un-round)54 mm (un-round)
Measured Knob Height Center 3.2 mm2.9 mm
Measured Knob Height Edge 4.5 mm4.0 mm
Measured Casing Thickness Center 1.80 mm2.30 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 S-Works Ground Control 2BRBarzo TNT G+ 2.0
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
23.7 Watts
CRR: 0.00710
23.0 Watts
CRR: 0.00689
Rolling Resistance
25 PSI / 1.7 Bar
26.8 Watts
CRR: 0.00803
25.5 Watts
CRR: 0.00764
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 S-Works Ground Control 2BRBarzo TNT G+ 2.0
Total Puncture Score Tread 26 Points37 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 1.8 mm2.3 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 S-Works Ground Control 2BRBarzo TNT G+ 2.0
Wet Grip Average No Data61 Points
Wet Grip Center Members OnlyMembers Only
Wet Grip Edge Members OnlyMembers Only
Measured Knob Height Center 3.2 mm2.9 mm
Measured Knob Height Edge 4.5 mm4.0 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 S-Works Ground Control 2BRBarzo TNT G+ 2.0
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 3.0 / 54.0 / 5
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  • Specialized S-Works Ground Control 2BR *
  • Vittoria Barzo TNT G+ 2.0
* 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