Fat Bike Tire Comparison:
Panaracer Fat B Nimble 2016 vs
Specialized Fast Trak Fat 2016

Contents and Test Summary

  1. Manufacturer Specifications
  2. Size and Weight Measurements
  3. Rolling Resistance Test Results
  4. Puncture Resistance Test Results
  5. Conclusion
  • Panaracer Fat B Nimble *
  • Specialized Fast Trak Fat *
Performance compared to all other fat bike tires
(100% is fastest - lightest - highest - strongest)
Pro Members get 9-point radar charts



Manufacturer Specifications


Manufacturer Specs
Brand PanaracerSpecialized
Model Fat B NimbleFast Trak Fat
Year 20162016
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.com
Manufacturer Part Number
TPI 120120
Compound 60a
Bead FoldingFolding
ETRTO 97-559100-559
Size Inch 26"26"
Width Inch 4.004.00
Specified Weight 1180 grams0 grams
Min Air Pressure psi psi
Max Air Pressure 20 psi15 psi
Made In Members OnlyMembers Only
Available Sizes 29x3.00
27.5x3.50
26x4.00
26x4.00
Image
Panaracer Fat B Nimble 2016
Specialized Fast Trak Fat 2016
Image
Panaracer Fat B Nimble 2016
Specialized Fast Trak Fat 2016
Image
Panaracer Fat B Nimble 2016
Specialized Fast Trak Fat 2016

Size and Weight Measurements


Size and Weight Measurements
Model Fat B NimbleFast Trak Fat
Specified Weight 1180 grams0 grams
Measured Weight 1135 grams1189 grams
Measured Width Casing 94 mm (un-round)95 mm (un-round)
Measured Width Tread 94 mm98 mm
Measured Height 81 mm (un-round)82 mm (un-round)
Measured Knob Height Center 4.0 mm3.2 mm
Measured Knob Height Edge 4.5 mm4.8 mm
Measured Total Thickness Sidewall Members OnlyMembers Only
Measured Carcass Thickness Center 2.40 mm1.80 mm
All size measurements are taken at an air pressure of 16 psi / 1.1 bars on a 65 mm inner width rim.

Rolling Resistance Test Results


Rolling Resistance Test Results
Model Fat B NimbleFast Trak Fat
Spin Up Video YouTubeYouTube
Inner Tube None (60 ml sealant)None (60 ml sealant)
Rolling Resistance
20 PSI / 1.4 Bar
Members OnlyMembers Only
Rolling Resistance
16 PSI / 1.1 Bar
Members OnlyMembers Only
Rolling Resistance
12 PSI / 0.8 Bar
38.0 Watts
CRR: 0.01139
28.6 Watts
CRR: 0.00857
Rolling Resistance
8 PSI / 0.6 Bar
47.9 Watts>
CRR: 0.01436
35.9 Watts>
CRR: 0.01076
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 Fat B NimbleFast Trak Fat
Total Puncture Score Tread 37 Points32 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 2.4 mm1.8 mm
Sidewall Puncture Force Sharp Needle Members OnlyMembers Only
Sidewall Puncture Force Blunt Needle Members OnlyMembers Only
Sidewall Total Tire Thickness Members OnlyMembers Only

Conclusion


Conclusion
Model Fat B NimbleFast Trak Fat
Full Review Full ReviewFull Review
Verdict Not RecommendedRecommended
Rating 2 / 54 / 5
Buy At Ad Amazon.com
  • Panaracer Fat B Nimble *
  • Specialized Fast Trak Fat *
Performance compared to all other fat bike tires
(100% is fastest - lightest - highest - strongest)

Pro Members get 9-point radar charts