SizeKitUS Envelope Sizes
US Envelopes / US Envelope
US #10 Envelope
104.78 x 241.3 mm
4.13 x 9.5 in
US Envelopes / US Envelope
US #9 Envelope
98.42 x 225.43 mm
3.88 x 8.88 in
US Envelopes / US Envelope
Monarch Envelope
98.42 x 190.5 mm
3.88 x 7.5 in
US Envelopes / US Envelope
6 x 9 Envelope
152.4 x 228.6 mm
6 x 9 in
US Envelopes / US Envelope
9 x 12 Envelope
228.6 x 304.8 mm
9 x 12 in
SizeKit
Common picks in this group
Shortcuts for frequent one-off checks.
US Envelope
US #10 Envelope
104.78 x 241.3 mm
1238 x 2850 px at 300 DPI
Open
US Envelope
US #9 Envelope
98.42 x 225.43 mm
1162 x 2663 px at 300 DPI
Open
US Envelope
Monarch Envelope
98.42 x 190.5 mm
1162 x 2250 px at 300 DPI
Open
US Envelope
6 x 9 Envelope
152.4 x 228.6 mm
1800 x 2700 px at 300 DPI
Open
US Envelope
9 x 12 Envelope
228.6 x 304.8 mm
2700 x 3600 px at 300 DPI
Open
SizeKit
Compare before choosing
Use this table when the card grid is not enough.
| Size | Series | Millimeters | Inches | 300 DPI pixels |
|---|---|---|---|---|
| US #10 Envelope | US Envelope | 104.78 x 241.3 mm | 4.13 x 9.5 in | 1238 x 2850 px |
| US #9 Envelope | US Envelope | 98.42 x 225.43 mm | 3.88 x 8.88 in | 1162 x 2663 px |
| Monarch Envelope | US Envelope | 98.42 x 190.5 mm | 3.88 x 7.5 in | 1162 x 2250 px |
| 6 x 9 Envelope | US Envelope | 152.4 x 228.6 mm | 6 x 9 in | 1800 x 2700 px |
| 9 x 12 Envelope | US Envelope | 228.6 x 304.8 mm | 9 x 12 in | 2700 x 3600 px |