Head to head
Compare materials
127 side-by-side comparisons across 31 materials. Each one shows both sets of values with the source, test method and conditions behind them — and works out the difference for you. Materials are only compared within their own class, because a commodity thermoplastic and a UD lamina answer different questions.
Thermoplastic · 78
ABS vs Polyethylene, high-density (HDPE)
ABS vs Polyamide 6 (PA6, Nylon 6)
ABS vs Polyamide 66 (PA66, Nylon 66)
ABS vs Polycarbonate (PC)
ABS vs PEEK
ABS vs PEI (Ultem)
ABS vs PET
ABS vs Acrylic (PMMA)
ABS vs Polypropylene (PP)
ABS vs Polystyrene (GPPS)
ABS vs PTFE (Teflon)
ABS vs PVC, rigid (uPVC)
Polyethylene, high-density (HDPE) vs Polyamide 6 (PA6, Nylon 6)
Polyethylene, high-density (HDPE) vs Polyamide 66 (PA66, Nylon 66)
Polyethylene, high-density (HDPE) vs Polycarbonate (PC)
Polyethylene, high-density (HDPE) vs PEEK
Polyethylene, high-density (HDPE) vs PEI (Ultem)
Polyethylene, high-density (HDPE) vs PET
Polyethylene, high-density (HDPE) vs Acrylic (PMMA)
Polyethylene, high-density (HDPE) vs Polypropylene (PP)
Polyethylene, high-density (HDPE) vs Polystyrene (GPPS)
Polyethylene, high-density (HDPE) vs PTFE (Teflon)
Polyethylene, high-density (HDPE) vs PVC, rigid (uPVC)
Polyamide 6 (PA6, Nylon 6) vs Polyamide 66 (PA66, Nylon 66)
Polyamide 6 (PA6, Nylon 6) vs Polycarbonate (PC)
Polyamide 6 (PA6, Nylon 6) vs PEEK
Polyamide 6 (PA6, Nylon 6) vs PEI (Ultem)
Polyamide 6 (PA6, Nylon 6) vs PET
Polyamide 6 (PA6, Nylon 6) vs Acrylic (PMMA)
Polyamide 6 (PA6, Nylon 6) vs Polypropylene (PP)
Polyamide 6 (PA6, Nylon 6) vs Polystyrene (GPPS)
Polyamide 6 (PA6, Nylon 6) vs PTFE (Teflon)
Polyamide 6 (PA6, Nylon 6) vs PVC, rigid (uPVC)
Polyamide 66 (PA66, Nylon 66) vs Polycarbonate (PC)
Polyamide 66 (PA66, Nylon 66) vs PEEK
Polyamide 66 (PA66, Nylon 66) vs PEI (Ultem)
Polyamide 66 (PA66, Nylon 66) vs PET
Polyamide 66 (PA66, Nylon 66) vs Acrylic (PMMA)
Polyamide 66 (PA66, Nylon 66) vs Polypropylene (PP)
Polyamide 66 (PA66, Nylon 66) vs Polystyrene (GPPS)
Polyamide 66 (PA66, Nylon 66) vs PTFE (Teflon)
Polyamide 66 (PA66, Nylon 66) vs PVC, rigid (uPVC)
Polycarbonate (PC) vs PEEK
Polycarbonate (PC) vs PEI (Ultem)
Polycarbonate (PC) vs PET
Polycarbonate (PC) vs Acrylic (PMMA)
Polycarbonate (PC) vs Polypropylene (PP)
Polycarbonate (PC) vs Polystyrene (GPPS)
Polycarbonate (PC) vs PTFE (Teflon)
Polycarbonate (PC) vs PVC, rigid (uPVC)
PEEK vs PEI (Ultem)
PEEK vs PET
PEEK vs Acrylic (PMMA)
PEEK vs Polypropylene (PP)
PEEK vs Polystyrene (GPPS)
PEEK vs PTFE (Teflon)
PEEK vs PVC, rigid (uPVC)
PEI (Ultem) vs PET
PEI (Ultem) vs Acrylic (PMMA)
PEI (Ultem) vs Polypropylene (PP)
PEI (Ultem) vs Polystyrene (GPPS)
PEI (Ultem) vs PTFE (Teflon)
PEI (Ultem) vs PVC, rigid (uPVC)
PET vs Acrylic (PMMA)
PET vs Polypropylene (PP)
PET vs Polystyrene (GPPS)
PET vs PTFE (Teflon)
PET vs PVC, rigid (uPVC)
Acrylic (PMMA) vs Polypropylene (PP)
Acrylic (PMMA) vs Polystyrene (GPPS)
Acrylic (PMMA) vs PTFE (Teflon)
Acrylic (PMMA) vs PVC, rigid (uPVC)
Polypropylene (PP) vs Polystyrene (GPPS)
Polypropylene (PP) vs PTFE (Teflon)
Polypropylene (PP) vs PVC, rigid (uPVC)
Polystyrene (GPPS) vs PTFE (Teflon)
Polystyrene (GPPS) vs PVC, rigid (uPVC)
PTFE (Teflon) vs PVC, rigid (uPVC)
Thermoset · 6
Epoxy (DGEBA, amine-cured) vs Phenolic (phenol-formaldehyde)
Epoxy (DGEBA, amine-cured) vs Polyester (unsaturated, cast)
Epoxy (DGEBA, amine-cured) vs Vinyl ester
Phenolic (phenol-formaldehyde) vs Polyester (unsaturated, cast)
Phenolic (phenol-formaldehyde) vs Vinyl ester
Polyester (unsaturated, cast) vs Vinyl ester
Fiber · 28
Carbon fiber (AS4) vs Basalt fiber
Carbon fiber (AS4) vs E-glass fiber
Carbon fiber (AS4) vs Flax fiber (natural)
Carbon fiber (AS4) vs Carbon fiber (IM7)
Carbon fiber (AS4) vs Aramid fiber (Kevlar 49)
Carbon fiber (AS4) vs S-2 glass fiber
Carbon fiber (AS4) vs Carbon fiber (T300)
Basalt fiber vs E-glass fiber
Basalt fiber vs Flax fiber (natural)
Basalt fiber vs Carbon fiber (IM7)
Basalt fiber vs Aramid fiber (Kevlar 49)
Basalt fiber vs S-2 glass fiber
Basalt fiber vs Carbon fiber (T300)
E-glass fiber vs Flax fiber (natural)
E-glass fiber vs Carbon fiber (IM7)
E-glass fiber vs Aramid fiber (Kevlar 49)
E-glass fiber vs S-2 glass fiber
E-glass fiber vs Carbon fiber (T300)
Flax fiber (natural) vs Carbon fiber (IM7)
Flax fiber (natural) vs Aramid fiber (Kevlar 49)
Flax fiber (natural) vs S-2 glass fiber
Flax fiber (natural) vs Carbon fiber (T300)
Carbon fiber (IM7) vs Aramid fiber (Kevlar 49)
Carbon fiber (IM7) vs S-2 glass fiber
Carbon fiber (IM7) vs Carbon fiber (T300)
Aramid fiber (Kevlar 49) vs S-2 glass fiber
Aramid fiber (Kevlar 49) vs Carbon fiber (T300)
S-2 glass fiber vs Carbon fiber (T300)
UD lamina · 15
AS4/3501-6 carbon/epoxy UD lamina vs AS4/PEEK (APC-2) UD lamina
AS4/3501-6 carbon/epoxy UD lamina vs Boron/epoxy (B4/5505) UD lamina
AS4/3501-6 carbon/epoxy UD lamina vs E-glass/epoxy UD lamina
AS4/3501-6 carbon/epoxy UD lamina vs Kevlar 49/epoxy UD lamina
AS4/3501-6 carbon/epoxy UD lamina vs T300/5208 carbon/epoxy UD lamina
AS4/PEEK (APC-2) UD lamina vs Boron/epoxy (B4/5505) UD lamina
AS4/PEEK (APC-2) UD lamina vs E-glass/epoxy UD lamina
AS4/PEEK (APC-2) UD lamina vs Kevlar 49/epoxy UD lamina
AS4/PEEK (APC-2) UD lamina vs T300/5208 carbon/epoxy UD lamina
Boron/epoxy (B4/5505) UD lamina vs E-glass/epoxy UD lamina
Boron/epoxy (B4/5505) UD lamina vs Kevlar 49/epoxy UD lamina
Boron/epoxy (B4/5505) UD lamina vs T300/5208 carbon/epoxy UD lamina
E-glass/epoxy UD lamina vs Kevlar 49/epoxy UD lamina
E-glass/epoxy UD lamina vs T300/5208 carbon/epoxy UD lamina
Kevlar 49/epoxy UD lamina vs T300/5208 carbon/epoxy UD lamina
Typical room-temperature values for learning and preliminary design; grades vary and a supplier datasheet always overrides a textbook figure. See the full materials database.