比较ABS与PLA的区别貌似没有意义，但是在3D打印领域，丙烯腈-丁二烯-苯乙烯共聚物ABS与聚乳酸PLA材料是非常重要的原材料，所以对比各自的性质对3D打印具有意义。
| 项目 | ABS | PLA |
| 名称Official Name: | Acrylonitrile butadiene styrene | Polylactic acid or polylactide |
| 分子式Molecular Formula: | ABS结构式见这里 | (C3H4O2)n |
| 制备原材料Derived From: | Chemical compound: acrylonitrile, butadiene, and styrene | Renewable resources: corn starch, tapioca roots, chips, starch, or sugarcane |
| 环境友好性Environmental Friendly: | NO | YES |
| 是否可降解Degradable: | NO | YES |
| 熔点Melting Point: | 205 C | 173 C to 178 C |
| 硬度Rockwell Hardness: | 105 to R110 (Harder) | R70 to R90 |
| 表面状况Surface Quality: | Fine | Good |
| 冷却时间Cool Time: | Medium | Long |
| 耐热温度Heat Resistant: | 105 C | 110 C |
| 气味Smell: | Stronger plastic odour | Slight sweet odour |
| 吸湿性Moisture Absorption: | Yes, approximately 3 % to 5 % | Yes, minor |
| 水溶性Solubility in Water: | Insoluble | Insoluble (better) |
| 密度Density: | 1.04 g/cm³ | 1.23 to 1.25 g/cm³ |
| 断裂伸长率Elongation at Break: | 20 % | 3.8 % |
| Acrylic Bonding: | Good | Very firmly |
| 玻璃化转变温度Glass Transition: | 105 C | 60 C to 65 C |
| 拉伸强度Tensile Strength: | 44.81 MPa (6,500 psi) | 57.8 MPa (8,383.18 psi) |
| 挠曲强度
Flexural Strength: |
75.84 MPa (11,000 psi) | 55.3 MPa (8,020.58 psi) |
| 抗压强度Compressive Strength: | 46.54 MPa (6,750 psi) | N/A |
| 挠曲模量Flexural Modulus: | 2.28 GPa (330,000 psi) | 2.3 GPa (333,586.79 psi) |
| 弹性模量Tensile Modulus: | 2.21 GPa (320 000 psi) | 3.3 GPa (478,624.53 psi) |
| 结晶性Crystallinity: | N/A | ~37 C |
| 常见用途Products: | LEGO building bricks, computer mouse and etc | Cup, box, lid, cutlery, plastic bags and etc |
资料来源：ABS-Vs-PLA