AI image upscaling uses neural networks trained on millions of high-resolution images to predict and reconstruct detail when enlarging photos. Unlike traditional bicubic upscaling (which just blurs pixels), AI upscaling adds realistic texture, sharpens edges, and reduces compression artefacts.

When you need AI upscaling

If you have a great photo ruined by low resolution — taken on an old phone, downloaded as a thumbnail, or heavily compressed — AI upscaling can recover it. The technology is especially effective for portraits, product photos, and any image where detail matters.

Print resolution requirements

For professional print at 300 DPI, a 4×6 inch print requires 1200×1800 pixels. An A4 print at 300 DPI requires 2480×3508 pixels. Most smartphone photos are sufficient for small prints, but older images often need upscaling before they are print-ready.

Upscaling for e-commerce

Amazon, Shopify, and most e-commerce platforms require product images of at least 1000×1000 pixels — ideally 2000×2000 for zoom functionality. If your product photos are smaller, AI upscaling is faster and cheaper than reshooting.

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