Which is better for photos?

The Galaxy S25 Ultra. Its 200MP main sensor, 50MP ultrawide and dual telephoto lenses beat the A17's 50MP main plus 5MP and 2MP cameras, especially for zoom and low light.

Is the S25 Ultra worth the extra money?

Only if you use the camera, the 120Hz 1440p screen or heavy apps. For calls, messaging and streaming, the A17 covers the basics at about $105 versus about $753.

The S25 Ultra. Samsung promises seven years of OS and security updates for it, and its titanium build and IP68 rating hold up better. The A17 gets a shorter update window.

Does the A17 have expandable storage?

Yes. The A17 takes a microSD card, so you can add storage cheaply. The S25 Ultra has no card slot and relies on its built-in storage.

Which has the better battery life?

Both list a 5000mAh-class battery and about 14 days standby. The S25 Ultra charges faster at 45W wired and adds reverse wireless charging.

Can I get either one cheaper used?

Yes. Walmart lists a pre-owned A17 in good condition, and the S25 Ultra is sold as Grade A Certified pre-owned. Check the exact condition before checkout.

Samsung Galaxy A17 5G vs Samsung Galaxy S25 Ultra

Buy the Galaxy A17 5G if you want a new 5G phone for about $105. Buy the Galaxy S25 Ultra if you need a flagship camera, a sharper 120Hz screen and top-tier performance, and can pay about $753. The gap is roughly $648 at the best new prices as of November 5, 2026.

Today the Samsung Galaxy A17 5G costs $1,000.00 less at its best price.

Ask our shopping agent

It checks today's price at every store, compares the alternatives and answers in about a minute.