100KB Extension v1.1.1: Compress & resize files in 0ms directly in Google Chrome
Convert PNG and WebP images to JPG format online instantly. Compress file size to target KB limits for form uploads. Formatted for Australian Passport.
To ensure your photo is accepted by the Australia official platform, it must meet the following strict criteria:
Disclaimer: These requirements are verified based on official guidelines. However, platform rules and guidelines can change. Always consult the official Australian Passport portal before final submission.
The Australian Passport Office utilizes highly sophisticated facial recognition technology, necessitating flawlessly formatted application images. Even a minor shadow or an incorrect head tilt will result in immediate rejection by their processing algorithms. By leveraging this specialized cropping utility, you can effortlessly align your features to match their rigorous sizing guidelines, ensuring a smooth issuance process. PNG graphics preserve lossless 32-bit RGBA pixels and transparent background layers, resulting in heavy file sizes (often 3MB to 8MB) that exceed portal upload limits.
Converting PNG to JPG replaces transparent alpha pixels with a solid white background (#FFFFFF) and applies Discrete Cosine Transform (DCT) quantization to shrink file payload by up to 85% while preserving visual clarity.
| Format | Quantization Engine | Color Space & Subsampling | Target Size Ceiling | Portal Acceptance |
|---|---|---|---|---|
| JPEG / JPG | Lossy 8x8 DCT Frequency Quantization | YCbCr (4:2:0 Subsampling) | 20KB – 500KB | 100% (Universal Exam & Visa Portals) |
| PNG | Lossless Deflate / LZ77 Filtering | RGB + 8-bit Alpha Channel | 100KB – 2MB | E-commerce, Logos & Digital Design |
| WEBP | VP8 Intra-frame Prediction | YCbCr 4:2:0 / Lossless | 15KB – 300KB | Modern Web Apps & Mobile Display |
Follow these simple steps to ensure your file meets all requirements for Australian Passport.
Select PNG images from your computer or phone. Upload a high-resolution, unedited photograph taken within the last six months, strictly avoiding selfies.
Choose JPEG compression level and optional target size cap. Center your face so that the distance from the bottom of your chin to the crown of your head spans strictly between 32mm and 36mm.
Click Convert to flatten alpha layers and encode JPEG. Download the final output, meticulously calibrated to the 35-40mm by 45-50mm standard required by the authorities.
Answers to common questions regarding requirements for Australian Passport.
Lead WebAssembly Systems Engineer at 100KB Tools. Technical specifications researched and cross-verified against official ICAO Doc 9303 Part 9 standards, ISO/IEC 10918-1 JPEG specifications, and PDF/A ISO 19005 guidelines.
Reduce image file size in KB or MB online. Compress JPG, PNG, and WebP files securely without changing dimensions.
Convert JPG, JPEG, and WebP images to PNG format online instantly with loss-free quality and target KB limits.
Resize image dimensions in pixels, mm, cm, or inches online. Crop photos in circle, square, or rounded corner shapes.