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

A10 vs. A7

Comparing 2 standards across 9 specifications. 8 key differences identified.

Comparing:
A10 A10
A7 A7

A10 is the smallest standardized paper size defined under ISO 216, measuring 26 × 37 mm (1.02 × 1.46 inches) with a surface area of 1/1024 square meter. It is standard for admission raffle ticket stubs, micro coupons, small security inspection stamps, and dental sample labels.

View full A10 spec sheet →

A7 is an ISO 216 standard paper size measuring 74 × 105 mm (2.91 × 4.13 inches), with a surface area of 1/128 square meter. Created by cutting an A6 sheet in half, it is widely utilized for pocket memo pads, medical prescription slips, event tickets, and promotional product tags.

View full A7 spec sheet →

Specification Comparison Table

9 Parameters
Parameter / Spec
A10 A10
A7 A7
Width × Height (Metric)
26 × 37 mm 74 × 105 mm
Width × Height (Imperial)
1.02 × 1.46 in 2.91 × 4.13 in
Nominal Surface Area
0.0009765625 m² (1/1024 m² — 962 mm²) 0.0078125 m² (1/128 m² — 7,770 mm²)
Exact Aspect Ratio
1 : √2 (1 : 1.4142) 1 : √2 (1 : 1.4142)
Weight of Standard 80 gsm Sheet
0.078 grams 0.625 grams
A4 Imposition Yield
64 individual A10 pieces per single A4 master sheet
Status in ISO 216
The absolute smallest formal size defined in the standard
Halving Relationship
Cut in half yields 2 sheets of A8
Primary Applications
Pocket sticky note pads, pharmacy prescription slips, event passes, luggage tags