6.14" × 9.21" KDP Paperback — Cover Dimensions Guide
The 6.14" × 9.21" trim size is one of the most popular KDP paperback sizes. Below you'll find cover PDF dimensions at common page counts, spine width comparisons by paper type, and page count limits.
Cover Dimensions at Common Page Counts
Dimensions shown for B&W on White paper. Spine width varies slightly by paper type.
| Pages | Spine Width | PDF Width | PDF Height | Spine Text? |
|---|---|---|---|---|
| 100 | 0.2252" | 12.7552" | 9.4600" | Yes |
| 150 | 0.3378" | 12.8678" | 9.4600" | Yes |
| 200 | 0.4504" | 12.9804" | 9.4600" | Yes |
| 250 | 0.5630" | 13.0930" | 9.4600" | Yes |
| 300 | 0.6756" | 13.2056" | 9.4600" | Yes |
| 400 | 0.9008" | 13.4308" | 9.4600" | Yes |
| 500 | 1.1260" | 13.6560" | 9.4600" | Yes |
Spine Width by Paper Type (200 Pages)
| Paper Type | Spine Width | Spine (mm) |
|---|---|---|
| B&W White | 0.4504" | 11.44 mm |
| B&W Cream | 0.5000" | 12.70 mm |
| Standard Color | 0.4504" | 11.44 mm |
| Premium Color | 0.4694" | 11.92 mm |
Page Count Limits
| Ink / Paper Type | Minimum | Maximum |
|---|---|---|
| B&W White | 24 | 828 |
| B&W Cream | 24 | 776 |
| Standard Color | 72 | 600 |
| Premium Color | 24 | 828 |
Paperback Layout
[0.125" bleed] [Back Cover 6.14"] [Spine] [Front Cover 6.14"] [0.125" bleed]