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USA vs Vietnam visa photo: 51 × 51 mm vs 40 × 60 mm
USA: 51 × 51 mm. Vietnam: 40 × 60 mm. Head height, background, glasses and file rules for the visa photo, side by side from each issuing authority.
Can you use the same photo for both?
No — the print sizes differ. USA requires 51 × 51 mm, while Vietnam requires 40 × 60 mm, so one print cannot satisfy both specifications. You will need a separate photo set for each document.
In short
USA requires 51 × 51 mm while Vietnam requires 40 × 60 mm. The two specifications are NOT interchangeable — a photo accepted for one will be rejected by the other.
Specification table
Every value in this table is taken from the official publications of the two issuing authorities. Open either country page for the full rule set, the printable layout and the source links.
| Attribute | USA | Vietnam |
|---|---|---|
| Photo size≠ differs | 51 × 51 mm | 40 × 60 mm |
| Digital photo (px) | 600 × 600 px | The authority does not publish this detail |
| File size limit | ≤ 240 KB | ≤ 50 KB |
| Head height | 50–69% | The authority does not publish this detail |
| Background | Plain white or off-white background without shadows or foreign objects. | Plain light background without textures, shadows, or foreign objects. |
| Glasses | Glasses prohibited, except for rare medical exceptions. | Glasses prohibited. |
| Expression | Neutral expression, mouth closed, both eyes open. | Neutral expression, mouth closed, eyes open. |
| Head covering | Religious reasons only; must not cover the facial oval. | The authority does not publish this detail |
| Pose | Strictly full face, no tilt or rotation. | Strictly full face, head without rotation or tilt, shoulders level. |
| Lighting / shadows | Even light, no shadows, reflections, or digital alterations to appearance. | Shadows, overexposure, and reflections not permitted. |
| Attire | Ordinary everyday clothing; uniforms not permitted, except daily religious dress. | The authority does not publish this detail |
| Authority | U.S. Department of State | Vietnam Immigration Department |
| Last verified | 21 May 2026 | 21 May 2026 |
Read each rule set in full
Frequently asked questions
Can I use the same photo for USA and Vietnam?
No — the print sizes differ. USA requires 51 × 51 mm, while Vietnam requires 40 × 60 mm, so one print cannot satisfy both specifications. You will need a separate photo set for each document.
Which photo is larger — USA or Vietnam?
USA uses the larger photo: 51 × 51 mm versus 40 × 60 mm for Vietnam.
What background colour do USA and Vietnam require?
USA requires: White or off-white. Vietnam requires: Plain light. A plain white background satisfies both.