English 
| Specifications | Model | E500 | C503AF | CT160 |
| Sensor | 1/2.5" CMOS | 1/2.5" CMOS | 1/3.2" CMOS | |
| Pixels | 5.0MP | 5.0MP | 16.0MP | |
| Lens | F=2.8 | F=2.8 | F=2.8 | |
| Resolution | 2592*1944 | 2592*1944 | 4608*3456 | |
| Focus Mode | Fixed Focus | Auto Focus | Fixed Focus | |
| Shooting Area | A4 | A4/A3 | A3 | |
| Light Source | Natural Light & LED Light | Natural Light & LED Light | Natural Light & LED Light | |
| Platform | Optional | No | Yes(Lightbox) | |
| Interfaces | USB | USB | USB | |
| Power Supply | 5V/0.5A(USB Powered) | 5V/0.5A(USB Powered) | 5V/0.5A(USB Powered) |
| Software Features | Model | E500 | C503AF | CT160 |
| OCR | Yes | Yes | Yes | |
| Scan Modes | Document, Book, Custom Area, ID Card, Original | |||
| Color Modes | Color, B/W, Stamp, Gray | |||
| Finger Erase | Yes | Yes | Yes | |
| Curve Flatten | Yes | Yes | Yes | |
| Distortion Correct | Yes | Yes | Yes | |
| Smart Page | Yes | Yes | Yes | |
| Edge Detect | Yes | Yes | Yes | |
| Auto Trim | Yes | Yes | Yes | |
| Auto Scan | Yes | Yes | Yes | |
| Document Camera Mode | Yes | Yes | Yes | |
| Multiple Output Format | TXT, Word, PDF, Excel, etc. | |||
| Dimensions & Accessories | Model | E500 | C503AF | CT160 |
| Dimensions | 365*345*82mm | 338*100*70mm | 375*300*195mm | |
| Weight | 0.38kg | 0.72kg | 1.08kg(light box exclusive) | |
| Cables | USB | USB | USB | |
| Platform | Optional | No | Yes(light box) | |
| User Manual | Yes | Yes | Yes | |
| CD | Yes | Yes | Yes |