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PETG vs. PC

Both PETG and PC are thermoplastics. There are 11 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.

For each property being compared, the top bar is PETG and the bottom bar is PC.

Metric UnitsUS Customary Units

Mechanical Properties

Flexural Modulus, GPa 2.1
2.3 to 10
Flexural Strength, MPa 77
92 to 160
Impact Strength: Notched Izod, J/m 77
140 to 440
Tensile Strength: Ultimate (UTS), MPa 53
66 to 160

Thermal Properties

Glass Transition Temperature, °C 81
150
Heat Deflection Temperature At 1.82 MPa (264 psi), °C 69
130 to 150
Specific Heat Capacity, J/kg-K 1200
1000 to 1200
Thermal Expansion, µm/m-K 68
10 to 69

Otherwise Unclassified Properties

Density, g/cm3 1.3
1.2 to 1.4

Common Calculations

Strength to Weight: Axial, points 12
15 to 30
Strength to Weight: Bending, points 25
30 to 45