CX/Gravel Tire Comparison:
Panaracer GravelKing TLC 40 2020 vs
Vittoria Terreno Zero TNT G+ 2.0 37 2020




Manufacturer Specifications


Manufacturer Specifications
Brand PanaracerVittoria
Model GravelKing TLC 40Terreno Zero TNT G+ 2.0 37
Year 20202020
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 RF738-GK-B11A.00.221
EAN 49312530169748022530021203
TPI -120
Compound ZSGG+ 2.0
Bead FoldingFolding
ETRTO 40-62237-622
Specified Weight 340 grams465 grams
Min Air Pressure psi45 psi
Max Air Pressure 75 psi90 psi
Made In Members OnlyMembers Only
Available Sizes 32-622 (700x32c)
35-622 (700x35c)
40-622 (700x38c)
38-584 (650bx38)
42-584 (650bx42)
48-584 (650bx48)
32-622 (700x32c)
37-622 (700x35c)
40-622 (700x40c)
Image 1
Panaracer GravelKing TLC 40 2020
Vittoria Terreno Zero TNT G+ 2.0 37 2020
Image 2
Panaracer GravelKing TLC 40 2020
Vittoria Terreno Zero TNT G+ 2.0 37 2020
Image 3
Panaracer GravelKing TLC 40 2020
Vittoria Terreno Zero TNT G+ 2.0 37 2020
Image 4 Not AvailableNot Available

Size and Weight Measurements


Size and Weight Measurements
Model GravelKing TLC 40Terreno Zero TNT G+ 2.0 37
Specified Weight 340 grams465 grams
Measured Weight 337 grams446 grams
Measured Width Casing 37 mm (un-round)34 mm (un-round)
Measured Width Tread 34 mm34 mm
Measured Height 33 mm (un-round)32 mm (un-round)
Measured Knob Height Center 0.2 mm0.0 mm
Measured Knob Height Edge 0.2 mm1.0 mm
Measured Casing Thickness Center 1.80 mm4.00 mm
Measured Total Thickness Sidewall Members OnlyMembers Only
All size measurements are taken at low air pressure on a 17.8 mm inner width rim.

Rolling Resistance Test Results


Rolling Resistance Test Results
Model GravelKing TLC 40Terreno Zero TNT G+ 2.0 37
Spin Up Video YouTubeYouTube
Inner Tube None (30 ml sealant)None (30 ml sealant)
Measured Width 37 mm34 mm
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
Members OnlyMembers Only
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
Members OnlyMembers Only
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
17.0 Watts
CRR: 0.00510
(36 psi / 2.6 bar)
23.4 Watts
CRR: 0.00701
(40 psi / 2.8 bar)
Rolling Resistance
Real tire width in mm:
30-32 = 33 psi/2.3 bar
33-35 = 30 psi/2.1 bar
36-38 = 27 psi/1.9 bar
39-42 = 25 psi/1.7 bar
43-46 = 23 psi/1.6 bar
47-50 = 21 psi/1.4 bar
Extra Low Air Pressure
19.9 Watts
CRR: 0.00597
(27 psi / 1.9 bar)
26.9 Watts
CRR: 0.00806
(30 psi / 2.1 bar)
The CX/Gravel 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 GravelKing TLC 40Terreno Zero TNT G+ 2.0 37
Total Puncture Score Tread 28 Points65 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 mm4 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 GravelKing TLC 40Terreno Zero TNT G+ 2.0 37
Wet Grip Average 62 Points78 Points
Wet Grip Center Members OnlyMembers Only
Wet Grip Edge Members OnlyMembers Only
Measured Knob Height Center 0.2 mm0.0 mm
Measured Knob Height Edge 0.2 mm1.0 mm
Grip in points = coefficient of friction * 100
CX/Gravel grip test rim width = 23.0 mm
Wet Grip Test and Off-Road Tires (info)

Conclusion


Conclusion
Model GravelKing TLC 40Terreno Zero TNT G+ 2.0 37
Full Review Full ReviewFull Review
Verdict RecommendedRecommended
Rating 4.0 / 53.5 / 5
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  • Panaracer GravelKing TLC 40
  • Vittoria Terreno Zero TNT G+ 2.0 37
Performance compared to all other CX/Gravel tires
(100% is fastest - lightest - highest - strongest)

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