A3 to A2

Convert A3 paper size to A2 with complete comparison

Conversion Result

1 A3 = 0.5 A2

2 A3 sheets = 1 A2 sheet

A2 is twice the size of A3

A3 Dimensions

mm: 297 × 420

cm: 29.7 × 42.0

inches: 11.69 × 16.54

Pixels (300 dpi): 3508 × 4961

A2 Dimensions

mm: 420 × 594

cm: 42.0 × 59.4

inches: 16.54 × 23.39

Pixels (300 dpi): 4961 × 7016

Quick A3 to A2 Converter

Number of A3 Sheets

A2 Sheets

A3 to A2 Conversion Table

A3 Sheets	A2 Sheets	A3 Sheets	A2 Sheets
1	0.5	21	10.5
2	1.0	22	11.0
3	1.5	23	11.5
4	2.0	24	12.0
5	2.5	25	12.5
6	3.0	26	13.0
7	3.5	27	13.5
8	4.0	28	14.0
9	4.5	29	14.5
10	5.0	30	15.0
11	5.5	31	15.5
12	6.0	32	16.0
13	6.5	33	16.5
14	7.0	34	17.0
15	7.5	35	17.5
16	8.0	36	18.0
17	8.5	37	18.5
18	9.0	38	19.0
19	9.5	39	19.5
20	10.0	40	20.0

Visual Size Comparison

297 × 420 mm

420 × 594 mm

A2 is exactly 2 times the size of A3

When to Use A3 vs A2

Use A3 When:

Creating presentations and diagrams
Printing art prints and drawings
Designing posters for small spaces
General office documents
School projects and assignments

Use A2 When:

Creating large presentations
Printing large art prints
Designing posters for medium spaces
Architectural drawings
Professional displays

A Series Size Comparison

Size	mm (W × H)	inches (W × H)	Relative Size
A0	841 × 1189	33.11 × 46.81	1×
A1	594 × 841	23.39 × 33.11	0.5×
A2	420 × 594	16.54 × 23.39	0.25×
A3	297 × 420	11.69 × 16.54	0.125×
A4	210 × 297	8.27 × 11.69	0.0625×
A5	148 × 210	5.83 × 8.27	0.03125×
A6	105 × 148	4.13 × 5.83	0.015625×
A7	74 × 105	2.91 × 4.13	0.0078125×
A8	52 × 74	2.05 × 2.91	0.00390625×
A9	37 × 52	1.46 × 2.05	0.001953125×
A10	26 × 37	1.02 × 1.46	0.0009765625×

Related Conversions

Printing Tips for A2