5.25×8 Book Cover — Size, Template & Calculator

Everything for the 5.25×8 inch trim — one of KDP's most used sizes: exact dimensions, a live calculator, and a free studio that opens preset to this size.

A 5.25×8 inch KDP print cover with bleed is 1650×2475 pixels at 300 DPI (5.5×8.25 in). Recommended ebook cover: 1600×2560 pixels. Full-wrap width = 2×5.25 + spine + 0.25 in — the calculator below gives you the spine.

Design at this size → Free KDP Book Cover Templates

Trim size5.25×8 in
In millimetres133.3 × 203.2 mm
Print front cover (300 DPI, with bleed)1650 × 2475 px · 5.5 × 8.25 in
Ebook cover recommendation1600 × 2560 px
Spine width:
Full-wrap cover width (5.25×8 in, 0.125" bleed):
⚠ Spine is under 0.25" — KDP does not allow spine text below ~100 pages.

How many pixels is a 5.25×8 book cover?

In print with bleed: 1650×2475 pixels at 300 DPI; for ebooks 1600×2560 pixels is recommended.

How do I calculate the spine for a 5.25×8 cover?

Spine = page count × paper thickness: white paper 0.002252, cream 0.0025 in/page. A 300-page book on white paper gives 0.676 in.

What is the full-wrap size for 5.25×8?

Width = 2×5.25 + spine + 0.25 in; height = 8 + 0.25 in. For 300 pages on white paper that is 11.426 × 8.25 inches.

Other sizes

6×9 in5×8 in7×10 in8.5×11 inKDP Spine Width Calculator

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