Touring Bike Tire Comparison:
Continental Top Contact Winter II 2016 vs
CST E-Series Reach 2015

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 Top Contact Winter II *
  • CST E-Series Reach *
* Grip test data not available
Performance compared to all other touring bike tires
(100% is best)
Pro Members get 11-point radar charts



Manufacturer Specifications


Manufacturer Specs
Brand ContinentalCST
Model Top Contact Winter IIE-Series Reach
Year 20162015
Supplied By Bought in storeSupplied by Continental
Full Review Full ReviewFull Review
New or Used NewNew
Mileage 0 km0 km
Price Range HighMed
Buy At Ad Amazon.com
Manufacturer Part Number 0100713
TPI 3/180-
Compound Winter compound
Bead FoldingWire
ETRTO 37-62237-622
Size Inch 28"28"
Width mm 3737
Specified Weight 470 grams734 grams
Min Air Pressure 58 psi50 psi
Max Air Pressure 85 psi75 psi
Made In Pro DataPro Data
Available Sizes 42-622 (28x1.60)
37-622 (28x1.40)
55-559 (26x2.20)
50-559 (26x1.90)
37-622 (28x1.40)
Image
Continental Top Contact Winter II 2016
CST E-Series Reach 2015
Image
Continental Top Contact Winter II 2016
CST E-Series Reach 2015
Image
Continental Top Contact Winter II 2016
CST E-Series Reach 2015

Size and Weight Measurements


Size and Weight Measurements
Model Top Contact Winter IIE-Series Reach
Specified Weight 470 grams734 grams
Measured Weight 468 grams734 grams
Measured Width Casing 32 mm (un-round)37 mm (un-round)
Measured Height Pro DataPro Data
Tire Circumference Pro DataPro Data
Tread Depth 2.3 mm1.1 mm
Total Tire Thickness Center 5.5 mm4.4 mm
Total Tire Thickness Sidewall Pro DataPro Data
All size measurements are taken at high air pressure on a 18 mm inner width rim.

Rolling Resistance Test Results


Rolling Resistance Test Results
Model Top Contact Winter IIE-Series Reach
Spin Up Video YouTubeNo Video
Inner Tube Conti Tour 28 (170 gr butyl)Conti Tour 28 (170 gr butyl)
Measured Width 32 mm37 mm
Rolling Resistance
Real tire width in mm:
30-32 = 77 psi/5.3 bar
33-35 = 70 psi/4.8 bar
36-38 = 63 psi/4.3 bar
39-42 = 58 psi/4.0 bar
43-46 = 54 psi/3.7 bar
47-50 = 50 psi/3.4 bar
Extra Low Air Pressure
Pro DataPro Data
Rolling Resistance
Real tire width in mm:
30-32 = 66 psi/4.6 bar
33-35 = 60 psi/4.1 bar
36-38 = 54 psi/3.7 bar
39-42 = 50 psi/3.4 bar
43-46 = 46 psi/3.2 bar
47-50 = 42 psi/2.9 bar
High Air Pressure
27.9 Watts
CRR: 0.00836
(66 psi / 4.6 bar)
23.4 Watts
CRR: 0.00701
(54 psi / 3.7 bar)
Rolling Resistance
Real tire width in mm:
30-32 = 55 psi/3.8 bar
33-35 = 50 psi/3.4 bar
36-38 = 45 psi/3.1 bar
39-42 = 42 psi/2.9 bar
43-46 = 38 psi/2.6 bar
47-50 = 35 psi/2.4 bar
Medium Air Pressure
Pro DataPro Data
Rolling Resistance
Real tire width in mm:
30-32 = 44 psi/3.0 bar
33-35 = 40 psi/2.8 bar
36-38 = 36 psi/2.6 bar
39-42 = 33 psi/2.3 bar
43-46 = 31 psi/2.1 bar
47-50 = 28 psi/1.9 bar
Low Air Pressure
Pro DataPro Data
The touring bike section is a multi tire size section, air pressures have been adjusted to the measured casing width.

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 Top Contact Winter IIE-Series Reach
Total Puncture Score Tread 119 Points61 Points
Total Puncture Score Sidewall Pro DataPro Data
Tread Puncture Force Sharp Needle Pro DataPro Data
Tread Puncture Force Blunt Needle Pro DataPro Data
Tread Total Tire Thickness 5.5 mm4.4 mm
Sidewall Puncture Force Sharp Needle Pro DataPro Data
Sidewall Puncture Force Blunt Needle Pro DataPro Data
Sidewall Total Tire Thickness Pro DataPro Data

Static Grip Test Results


Static Grip Test Results (higher is better)
Model Top Contact Winter IIE-Series Reach
Wet Grip Average No DataNo Data
Wet Grip Center Pro DataPro Data
Wet Grip Edge Pro DataPro Data
Grip in points = coefficient of friction * 100
Tour/E-Bike grip test rim width = 23.0 mm

Conclusion


Conclusion
Model Top Contact Winter IIE-Series Reach
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 4.0 / 53.0 / 5
Buy At Ad Amazon.com
  • Continental Top Contact Winter II *
  • CST E-Series Reach *
* Grip test data not available
Performance compared to all other touring bike tires
(100% is fastest - lightest - thickest - strongest)

Pro Members get 11-point radar charts