Best Samsung Galaxy S25 deals in September 2025

Galaxy S25: $80 off @ Samsung
Samsung is knocking $80 off its Galaxy S25 with no trade-in required. The phone features a 6.2-inch FHD+ Dynamic AMOLED display w/ 120Hz refresh, Snapdragon 8 Elite CPU, 12GB of RAM, and 128GB of storage. You also get a 50MP wide, 12MP Ultrawide, 10MP 3x telephoto lens and a 12MP front camera. In our Samsung Galaxy S25 review, we said the performance and battery life boosts alone make this year's upgrade worthwhile.

Galaxy S25: free w/ unlimited @ Verizon
Verizon has one of the best Galaxy S25 deals around. Sign up to an eligible Verizon unlimited data plan and you'll get a Galaxy S25 for free. No trade-in is required for this deal.

Galaxy S25: $10/month w/ unlimited @ AT&T
New and existing customers can get a Galaxy S25 for $10/month with an eligible unlimited data plan. No trade-in is required for this deal.

Galaxy S25: free w/ trade-in @ T-Mobile
T-Mobile is offering various Galaxy S25 deals. You can get the phone for free when you add a line on T-Mobile's Go5G Plus or Go5G Next data plans. Or you'll get it free with trade-in of an eligible device.

Best Buy is offering the Galaxy S25 for just $679. That's $120 off the phone's full price. Alternatively, buy it via Best Buy and connect it to Verizon or AT&T and you'll pay just $579. Note: Select the "We'll help you connect this phone to Verizon or AT&T" option to get this price.

Galaxy S25: free w/ trade-in + unlimited @ Xfinity Mobile
New and current Xfinity Mobile customers can get the Galaxy S25 for free with trade-in and with Xfinity Mobile's Unlimited Plus data plan. If you don't have a phone to trade-in, you can still get up to $500 off Samsung's new phone.

Amazon is slicing $80 off the unlocked Galaxy S25. That's just $20 shy of its all-time price low and one of the best Galaxy S25 deals we've seen.

Galaxy S25 Plus: up to $700 off w/ trade-in @ Samsung
Samsung is knocking up to $700 off its Galaxy S25 Plus when you trade-in an older phone. Additionally, you'll get a free $100 Samsung credit. The phone features a 6.7-inch QHD+ Dynamic AMOLED 2X display w/ 120Hz refresh, Snapdragon 8 Elite CPU, 12GB of RAM, and 256GB of storage. You also get a 50MP wide, 12MP Ultrawide, 10MP 3x telephoto lens and a 12MP front camera. It packs a larger 4,900 mAh battery than the Galaxy S25.

Galaxy S25 Plus: free w/ trade-in @ AT&T
New and existing customers can get a free Galaxy S25 Plus when they trade-in an eligible phone in any condition. Additionally, you can get a Galaxy Watch or Tab for just $1/month each.

Galaxy S25 Plus: free w/ trade-in + unlimited @ Verizon
Trade-in an eligible device and sign up to an eligible Verizon unlimited data plan and you'll get a Galaxy S25 Plus for free. Additionally, you can get a free Galaxy Watch 7 or Galaxy Tab S9 FE with your purchase.

Purchase your Galaxy S25 Plus via Best Buy and you'll get a free $100 Best Buy credit. Additionally, if you opt to connect your phone to a carrier during checkout, you'll save an extra $100 for a final price of $899. Note: Under "pricing options" choose the option that says "we'll help you connect this phone to a carrier" to get the discounted price.

Amazon is offering a free $100 gift card when you purchase any Galaxy S25 Plus. Simply select the gift card bundle to get this deal.

Galaxy S25 Plus: free w/ trade-in + unlimited @ Xfinity Mobile
New and current Xfinity Mobile customers can get the Galaxy S25 Plus for free with trade-in and with Xfinity Mobile's Unlimited Plus data plan.

Galaxy S25 Plus: free w/ trade-in @ T-Mobile
T-Mobile is offering various Galaxy S25 Plus deals. You can get the phone for free when you add a line on T-Mobile's Go5G Plus data plan. Or you'll get it free with trade-in of an eligible device.

Samsung is knocking up to $940 off its Galaxy S25 Ultra via trade-in. That includes a free upgrade to the 512GB model. The phone features a 6.9-inch QHD+ display w/ 120Hz refresh, Snapdragon 8 Elite CPU, 12GB of RAM, and 512GB of storage. You also get a 200MP main (f/1.7), 50MP telephoto (5x, f/3.4), 10MP telephoto (3x, f/2.4), 50MP ultra wide (f/1.9) lens. There's also a 12MP (f/2.2) front lens and 5,000 mAh battery, which is the largest battery of all the S25 phones. In our Galaxy S25 Ultra review, we called it the ultimate Android phone.

Buy your Galaxy S25 Ultra via Best Buy and you'll pay just $1,199 if you opt to connect your phone to a carrier during checkout. Note: Under "pricing options" choose the option that says "we'll help you connect this phone to a carrier" to get the discounted price.

Galaxy S25 Ultra: up to $1,000 off w/ trade-in + unlimited @ Verizon
Verizon is taking up to $1,000 off the Galaxy S25 Ultra with trade-in. You'll need to sign up to an eligible Verizon unlimited data plan to get this deal.

Galaxy S25 Ultra: $1,000 off w/ trade-in @ AT&T
New and existing customers can get $1,000 off the Galaxy S25 Ultra when they trade-in an eligible phone in any condition.

Galaxy S25 Ultra: up to $1,000 off w/ trade-in @ T-Mobile
T-Mobile is offering various Galaxy S25 Ultra deals. You can get the phone for up to $1,000 off when you trade-in an older device and add a line on T-Mobile's Go5G Next data plan. Or you'll get it for up to $800 off with trade-in of an eligible device and qualifying plan.

Galaxy S25 Ultra: $1,000 off w/ trade-in + unlimited @ Xfinity Mobile
New and current Xfinity Mobile customers can get up to $1,000 off the Galaxy S25 Ultra with trade-in and with Xfinity Mobile's Unlimited Plus data plan.

Amazon is offering a generous discount on the Galaxy S25 Ultra. The S25 Ultra is Samsung's top-of-the-line phone and although $1,299 is its list price, this unlocked deal has it for just $1,048.