# item.guide
Side-by-Side Comparison B-Series (ISO 216)

B3 vs. B6

Comparing 2 standards across 8 specifications. 8 key differences identified.

Comparing:
B3 B3
B6 B6

B3 is an ISO 216 standard paper size measuring 353 × 500 mm (13.90 × 19.69 inches) with a surface area of ~0.177 square meters. With an exact 500 mm long edge, it is standard for tabloid newspaper broadsheets, fine-art pastel drawing pads, and commercial print proofing sheets.

View full B3 spec sheet →

B6 is an ISO 216 standard paper size measuring 125 × 176 mm (4.92 × 6.93 inches) with a surface area of ~0.022 square meters. Created by cutting a B5 sheet in half, it is standard for mass-market paperback novels, Japanese manga tankōbon volumes, and multi-language consumer product warranty booklets.

View full B6 spec sheet →

Specification Comparison Table

8 Parameters
Parameter / Spec
B3 B3
B6 B6
Width × Height (Metric)
353 × 500 mm 125 × 176 mm
Width × Height (Imperial)
13.90 × 19.69 in 4.92 × 6.93 in
Nominal Surface Area
0.177 m² (176,775 mm²) 0.022 m² (22,000 mm²)
Geometric Mean Origin
Geometric mean of A2 (420×594 mm) and A3 (297×420 mm) Geometric mean of A5 (148×210 mm) and A6 (105×148 mm)
Weight of 80 gsm Sheet
14.1 grams 1.76 grams
Primary Applications
Newspaper publishing, art drawing pads, digital press proofing sheets Paperback novels, manga volumes (Tankōbon), consumer electronics warranty manuals
Halving Relationship
Cut in half yields 2 sheets of B4
Japanese JIS B6 Distinction
JIS B6 (128 × 182 mm) is the standard commercial manga tankōbon format