Special Articles
![wet grip test at different tire pressures Wet grip test at different tire pressures](https://cdn.bicyclerollingresistance.com/images/pictures/vittoria-corsa-pro-tlr-4-xs.jpg)
Special Article: Wet Grip at Different Tire Pressures
Published: 2024-01-29 | Jarno Bierman
Examining road bike tire pressure dependence of our wet grip test.
![Inner Tubes Talcum Powder Test Inner Tubes Talcum Powder Test](https://cdn.bicyclerollingresistance.com/images/pictures/special/talc-powder/talc-powder-test-xs.jpg)
Special Article: Inner Tubes Talcum Powder Test
Published: 2023-08-11 | Jarno Bierman
Butyl and latex inner tubes tested with and without talcum powder.
![TPU Inner Tubes Test TPU Inner Tubes Test](https://cdn.bicyclerollingresistance.com/images/pictures/special/tpu-tubes/tpu-tubes-xs.jpg)
Special Article: TPU Inner Tubes Test
Update: 2022-12-22 | Published: 2021-09-24 | Jarno Bierman
Tubolito, Revoloop, Wolfpack, Aerothan, FOSS, Pirelli, Eclipse, Barbieri, Vittoria, RideNow compared to butyl, light butyl, and latex inner tubes.
![Gravel Tubeless Tire Inserts Gravel Tubeless Tire Inserts](https://cdn.bicyclerollingresistance.com/images/pictures/special/gravel-tubeless-inserts/gravel-tubeless-inserts-xs.jpg)
Special Article: Gravel Tubeless Tire Inserts
Published: 2022-10-07 | Jarno Bierman
Vittoria AirLiner vs CushCore.
![Puncture resistant tire liners Puncture resistant tire liners](https://cdn.bicyclerollingresistance.com/images/pictures/special/puncture-liners/tire-liners-xs.jpg)
Special Article: Puncture Resistant Tire Liners Test
Published: 2022-08-18 | Jarno Bierman
Puncture resistance, rolling resistance, and grip tests.
![CRR at Different Temperatures CRR at Different Temperatures](https://cdn.bicyclerollingresistance.com/images/pictures/special/crr-temperature-test/temperature-test-1-xs.jpg)
Special Article: CRR at Different Temperatures
Published: 2022-07-15 | Jarno Bierman
Examining temperature dependence of rolling resistance.
![CX/Gravel Tubeless Vs Inner Tubes CX/Gravel Tubeless Vs Inner Tubes](https://cdn.bicyclerollingresistance.com/images/pictures/special/cx-gravel-tubes-tubeless/inner-tube-vs-tubeless-xs.jpg)
Special Article: CX/Gravel Inner Tubes Vs Tubeless
Published: 2022-06-16 | Jarno Bierman
Eight gravel bike tires with inner tubes and tubeless.
![Continental Grand Prix 5000 S TR Hooked Vs Hookless rims Continental Grand Prix 5000 S TR Hooked Vs Hookless Rims](https://cdn.bicyclerollingresistance.com/images/pictures/special/gp-5000-s-tr-hooked-vs-hookless/hooked-and-hookless-rims-xs.jpg)
Special Article: Continental Grand Prix 5000 S TR Hooked Vs Hookless Rims
Published: 2022-05-06 | Jarno Bierman
Grand Prix 5000 S TR 28, 30, and 32 mm on hooked and hookless rims.
![CRR at Different Loads CRR at Different Loads](https://cdn.bicyclerollingresistance.com/images/pictures/special/load-test/load-test.png)
Special Article: CRR at Different Loads
Published: 2022-04-22 | Jarno Bierman
Examining load dependence of rolling resistance.
![Continental Grand Prix 5000 S TR Tubeless Vs Tubes Continental Grand Prix 5000 S TR Tubeless Vs Tubes](https://cdn.bicyclerollingresistance.com/images/pictures/special/gp-5000-s-tr-tubeless-vs-tubes/grand-prix-5000-s-tr-tubeless-vs-tubes-xs.jpg)
Special Article: Continental Grand Prix 5000 S TR Tubeless Vs Tubes
Published: 2022-03-25 | Jarno Bierman
Grand Prix 5000 S TR tubeless and with latex, butyl, and TPU inner tubes.
![Continental Grand Prix 5000 S TR Comparison Continental Grand Prix 5000 S TR Comparison](https://cdn.bicyclerollingresistance.com/images/pictures/special/gp-5000-s-tr/gp-5000-s-tr-xs.jpg)
Special Article: Continental Grand Prix 5000 S TR Comparison
Published: 2022-03-11 | Jarno Bierman
Full comparison of the 25, 28, 30, and 32 mm versions of the Grand Prix 5000 S TR.
![Top 3 Fastest Tubeless Road Bike Tires With Inner Tubes Top 3 Fastest Tubeless Road Bike Tires With Inner Tubes](https://cdn.bicyclerollingresistance.com/images/pictures/special/fastest-tubeless-latex/fastest-tubeless-latex-xs.jpg)
Special Article: Top 3 Fastest Tubeless Vs Latex (and Butyl)
Published: 2022-02-25 | Jarno Bierman
Top 3 fastest tubeless road bike tires: tubeless, with a latex tube, and with a butyl tube.
![Rene Herse Casing Comparison Rene Herse Casing Comparison](https://cdn.bicyclerollingresistance.com/images/pictures/special/rene-herse-casing-comparison/rene-herse-snoqualmie-pass-xs.jpg)
Pro - Special Article: Rene Herse Casing Comparison
Published: 2022-01-27 | Jarno Bierman
Snoqualmie Pass Extra Light, Standard, Endurance, and Endurance Plus Compared.
![CRR at Different Speeds CRR at Different Speeds](/images/pictures/special/speed-test/speed-test.png)
Special Article: CRR at Different Speeds
Published: 2022-01-07 | Jarno Bierman
Examining speed dependence of rolling resistance.
![Introducing Grip Testing Introducing Grip Testing](https://cdn.bicyclerollingresistance.com/images/pictures/special/grip-test/grip-test-xs.jpg)
Special Article: Introducing Grip Testing
Published: 2021-11-26 | Jarno Bierman
Understanding our static grip test.
![Grand Prix 5000 closeup Grand Prix 5000 closeup](https://cdn.bicyclerollingresistance.com/images/pictures/special/gp5000-et/gp5000-et-combined-3000km-xs.jpg)
Road Bike Special: Continental Grand Prix 5000 Endurance Test
Update: 2021-11-19 | Published: 2019-07-12 | Jarno Bierman
Endurance test of a pair of Grand Prix 5000 with measurements every 620 miles / 1000 km.
![Vittoria Air-Liner Road Test Vittoria Air-Liner Road Test](https://cdn.bicyclerollingresistance.com/images/pictures/special/vittoria-air-liner/vittoria-air-liner-xs.jpg)
Special Article: Vittoria Air-Liner Road Test
Published: 2021-11-05 | Jarno Bierman
Rolling resistance of the Vittoria Air-Liner Road tire insert.
![Panaracer GravelKing Comparison Panaracer GravelKing Comparison](https://cdn.bicyclerollingresistance.com/images/pictures/special/gravelking-comparison/gravelking-comparison-xs.jpg)
Pro - Special Article: Panaracer GravelKing TLC Comparison
Published: 2021-10-22 | Jarno Bierman
Panaracer GravelKing TLC 32, 35, and 40 mm compared.
![Rim Width Test Rim Width Test](https://cdn.bicyclerollingresistance.com/images/pictures/special/rim-width-test/18-22-26-rims-xs.jpg)
Special Article: The Rim Width Test
Published: 2021-02-12 | Jarno Bierman
Road bike, CX/gravel, and MTB tires on 18, 22, and 26 mm rims.
![Tubolito Inner Tubes Rolling Resistance Tests Tubolito Inner Tubes](https://cdn.bicyclerollingresistance.com/images/pictures/special/tubolito/tubolito-road-bike-xs.jpg)
Special Article: Tubolito Rolling Resistance Tests
Published: 2020-05-01 | Jarno Bierman
We tested the Tubolito tubes against a selection of other tubes.
![Wall of tires Wall of tires](https://cdn.bicyclerollingresistance.com/images/pictures/special/best-road-bike-tires/wall-of-road-bike-tires-xs.jpg)
Road Bike Special: The Best Road Bike Tires
Published: 2020-04-17 | Jarno Bierman
A simple overview of our most recommended road bike tires.
![Continental Grand Prix 5000 23, 25, 28, 32 mm Continental Grand Prix 5000 23, 25, 28, 32 mm](https://cdn.bicyclerollingresistance.com/images/pictures/special/gp5000/continental-gp-5000-comparison-1-xs.jpg)
Road Bike Special: Continental Grand Prix 5000 Comparison
Published: 2019-02-19 | Jarno Bierman
Comparison between a 23, 25, 28, and 32 mm Continental Grand Prix 5000.
![Comparison between a new and worn Continental Grand Prix 4000S II New vs Worn Grand Prix 4000S II](https://cdn.bicyclerollingresistance.com/images/pictures/special/worn-tire/worn-gp4000sii-1-xs.jpg)
Road Bike Special: Worn vs New Grand Prix 4000S II
Published: 2018-6-12 | Jarno Bierman
Comparison between a new and a worn Continental Grand Prix 4000S II.
![Comparison between tubeless and tubed fat bike tires Fat Bike Tubeless Vs Inner Tubes](https://cdn.bicyclerollingresistance.com/images/pictures/schwalbe-jumbo-jim-liteskin-2016-1-xs.jpg)
Fat Bike Special: Tubeless vs Inner Tubes Comparison
Published: 2015-10-31 | Jarno Bierman
Rolling resistance comparison of tubeless and tubed fat bike tires.
![Comparison between a 32, 37, 40, 47 Schwalbe Marathon Schwalbe Marathon 32, 37, 40, 47 Compared](https://cdn.bicyclerollingresistance.com/images/pictures/special/schwalbe-marathon-2015-3-xs.jpg)
Tour/E-Bike Special: Schwalbe Marathon 32, 37, 40, 47 Compared
Published: 2015-12-04 | Jarno Bierman
Rolling resistance comparison between a 32, 37, 40 and 47 mm Schwalbe Marathon.
![Comparison between a 23, 25, 28 mm GP4000S II Continental Grand Prix 4000S II 23, 25, 28 mm Comparison](https://cdn.bicyclerollingresistance.com/images/pictures/special/GP4000S-comparison-1-xs.jpg)
Road Bike Special: Continental GP4000S II Comparison - 23, 25, 28 mm Compared
Published: 2015-02-26 | Jarno Bierman
Rolling resistance comparison between a 23, 25 and 28 mm GP4000S II.
![Road Bike Inner Tubes Rolling Resistance comparison between Latex, Light and Standard Road bike inner tubes](https://cdn.bicyclerollingresistance.com/images/pictures/special/schwalbe-one-inner-tubes-xs.jpg)
Road Bike Special: Tubeless Vs Latex, Light, and Standard Inner Tubes
Published: 2014-11-24 | Jarno Bierman
The complete guide: Tubeless vs light tubes vs latex tubes vs standard tubes.
![Tubeless, Latex, Butyl Tubeless sealant, latex tube and a butyl tube on a rolling resistance test machine](https://cdn.bicyclerollingresistance.com/images/pictures/special/thumb-tubeless-latex-butyl-tube-1-xs.jpg)
MTB Special: Tubeless vs Latex Tube vs Butyl Tube. A Rolling Resistance Comparison
Published: 2014-07-25 | Jarno Bierman
All you need to know about the rolling resistance of inner tubes and tubeless setups.
![Tubeless Sealant in road bike tires Tubeless sealant in road bike tires](https://cdn.bicyclerollingresistance.com/images/pictures/special/stans-notubes-rolling-resistance-xs.jpg)
Road Bike Special: The Effect of Tubeless Sealant on Rolling Resistance
Published: 2014-10-15 | Jarno Bierman
How much does adding tubeless sealant to road bike tires influence rolling resistance?
![Panaracer R'Air Rolling resistance of a Panaracer R'Air road bike inner tube vs other inner tubes](https://cdn.bicyclerollingresistance.com/images/pictures/special/panaracer-rair-2-xs.jpg)
Road Bike Special: Panaracer R'Air Inner Tube
Published: 2015-01-02 | Jarno Bierman
Rolling resistance of a Panaracer R'Air inner tube and other inner tubes.