| 2000 | 2010 |
| iMac | iPhone 4 |
| Operating System – Mac OS 9.0.4 | Operating System – iOS 4.0 |
| Processor – 500 MHz PowerPC G3 CPU, 128MB Memory | Processor – 1 Ghz ARM A4 CPU, 512MB Memory |
| Graphics – ATI Rage 128 Pro, 8MB of memory (8 million triangles) | Graphics – PowerVR SGX 535, uses system memory (28 million triangles) |
| Screen – 786K pixels | Screen – 614K pixels |
| Data Transfer Speeds – 1.3-12.5 MB/s (DVD-ROM-1/100 Ethernet) | Data Transfer Speeds – .04-20MB/s (3G-WiFi) |
| Storage – 30GB Hard Drive | Storage – 32GB Flash Drive |
| Dimensions – 15.0 x 15.0 x 17.1 inches | Dimensions – 4.5 x 2.31 x .31 inches |
| Weight – 34.7 pounds</span> | Weight – 4.8 ounces</span> |
