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| Specification | EpsonB11B270201 | EpsonB11B283201 |
|---|---|---|
| Automatic duplex output | NoSource | YesSource |
| Color capability | Not recorded | ColorSource |
| Declared print speed | 60 ipm or mppmSource | 50 ipm or mppmSource |
| Default sleep delay | 10 minSource | 5 minSource |
| ENERGY STAR partner | Epson America, Inc.Source | Epson America, Inc.Source |
| Marking technology | N/A (Scanner)Source | N/A (Scanner)Source |
| Off-mode power | 0.04 WSource | 0.05 WSource |
| Page format class | StandardSource | StandardSource |
| Product type | ScannersSource | ScannersSource |
| Sleep-mode power | 1.2 WSource | 0.68 WSource |