Best Samsung Galaxy S21 deals in March 2023

Galaxy S21 deals
(Image credit: Tom's Guide)

Galaxy S21 deals are hard to find. Now that the Galaxy S23 is Samsung's main flagship, there are fewer Galaxy S21 deals than ever. 

That said, our favorite Galaxy S21 deals come from Samsung itself. It has its Galaxy S21 FE on sale from $399 with eligible trade-in. But those aren't the only Galaxy S21 deals you can get right now, so we're rounding up the best offers below.

Also, make sure to check out our guide on the best Samsung Galaxy S22 deals out now. 

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Galaxy S21 models and pricing
Header Cell - Column 0 Galaxy S21 Galaxy S21 Plus Galaxy S21 Ultra
Starting price$799$999 $1,199
Display (Resolution; Max. refresh rate)6.2 inches (FHD, 120Hz)6.7 inches (FHD, 120Hz) 6.8 inches (QHD, 120Hz)
Rear cameras12MP main, 12MP ultrawide, 64MP telephoto12MP main, 12MP ultrawide, 64MP telephoto 108MP main, 12MP ultrawide, 10MP 3x telephoto, 10MP 10x telephoto
Front camera10MP10MP40MP
ChipsetSnapdragon 888Snapdragon 888Snapdragon 888
RAM8GB8GB12GB/16GB
Storage128GB/256GB128GB/256GB128GB/256GB/512GB
Operating SystemAndroid 11 with One UI 3.0Android 11 with One UI 3.0Android 11 with One UI 3.0
Battery4,000 mAh4,800 mAh5,000 mAh
Water ResistanceIP68IP68IP68
Size5.9 x 2.8 x 0.3 inches (151.7 x 71.2 x 7.9mm)6.4 x 2.9 x 0.3 inches (161.5 x 75.6 x 7.8mm)6.5 x 2.9 x 0.4 inches (165.1 x 75.6 x 8.9mm)
Weight6.1 ounces (172g)7.1 ounces (202g)8.0 ounces (228g)

Best Galaxy S21 deals

Samsung Galaxy reservations: up to $200 free credit @ Samsung

Samsung Galaxy reservations: <a href="https://shop-links.co/link?publisher_slug=future&exclusive=1&u1=hawk-custom-tracking&url=https%3A%2F%2Fwww.samsung.com%2Fus%2Fsmartphones%2Fthe-next-galaxy%2Freserve%2F&article_name=hawk-article-name&article_url=hawk-article-url" data-link-merchant="samsung.com"" target="_blank" rel="nofollow">up to $200 free credit @ Samsung
You can get up to a $200 Samsung credit when you make a reservation at Samsung for either the new Galaxy phone ($100 credit), new Galaxy Watch ($50 credit), or new Galaxy Buds ($30 credit). Reserve all three and you'll get a $200 credit. Simply enter your name and email to make a reservation. The credit can be used to purchase anything at Samsung's online store. 

Galaxy S21 FE: was $699 now $399 w/ trade-in @ Samsung

Galaxy S21 FE: <a href="https://shop-links.co/link?publisher_slug=future&exclusive=1&u1=hawk-custom-tracking&url=https%3A%2F%2Fwww.samsung.com%2Fus%2Fsmartphones%2Fgalaxy-s21-5g%2Fbuy%2Fgalaxy-s21-5g-128gb-unlocked-sm-g991uzvaxaa%2F&article_name=hawk-article-name&article_url=hawk-article-url" data-link-merchant="samsung.com"" target="_blank" rel="nofollow">was $699 now $399 w/ trade-in @ Samsung
The Galaxy S21 FE is an affordable version of the S21, keeping the same great Snapdragon 888 processor from the original. It's also got a bright, colorful display, good camera system, and gives you instant access to Android 12. Samsung has it on sale from $399 with trade-in of an older Galaxy phone.

Samsung Galaxy S21: was $799 now $499 @ Best Buy

Samsung Galaxy S21: <a href="https://shop-links.co/link?skuId=6464393&publisher_slug=future&exclusive=1&u1=hawk-custom-tracking&url=https%3A%2F%2Fwww.bestbuy.com%2Fsite%2Fsamsung-galaxy-s21-5g-128gb-phantom-gray-t-mobile%2F6464393.p%3FskuId%3D6464393&article_name=hawk-article-name&article_url=hawk-article-url" data-link-merchant="bestbuy.com"" target="_blank" rel="nofollow">was $799 now $499 @ Best Buy
The Galaxy S21 is a great Android phone for the price, and now the Editor's Choice phone is even better, thanks to an epic price cut. The phone features a 6.2-inch FHD screen, IP68 water resistance, and a strong 9-hour battery life. The Phantom Grey 128GB model is available for $499, which is $300 off. If you want the S21 Plus or the S21 Ultra, you can get them for $699 and $899 respectively, which is also a pretty sweet deal. Just note that they’re locked to T-Mobile.

Unlocked Galaxy S21: was $799 now $699 @ Amazon

Unlocked Galaxy S21: <a href="https://target.georiot.com/Proxy.ashx?tsid=45724&GR_URL=https%3A%2F%2Famazon.com%2Fdp%2FB08N2FRMPN%3Ftag%3Dhawk-future-20%26ascsubtag%3Dhawk-custom-tracking-20" data-link-merchant="Amazon US"" target="_blank" rel="nofollow">was $799 now $699 @ Amazon
If you're looking for an affordable Galaxy S21 deal — the buck stops with the base Galaxy S21 config. It packs a 6.2-inch 120Hz adaptive display, Snapdragon 888 CPU, 8GB of RAM, and 10MP front camera. You also get 12MP main, 12MP ultrawide, and 64MP telephoto rear camera lenses. This unlocked model is now $100 off. 

Galaxy S21 FE: free w/ trade-in + Unlimited @ Verizon

Galaxy S21 FE: <a href="https://www.anrdoezrs.net/click-8900245-15733793?sid=hawk-custom-tracking&url=https://www.verizon.com/shop/online/samsung-galaxy-s21-series/" data-link-merchant="verizon.com"" target="_blank" rel="nofollow">free w/ trade-in + Unlimited @ Verizon
New customers who switch to Verizon, trade-in an eligible phone, and sign up for an Unlimited plan will get a free Galaxy S21 FE. 

Galaxy S21: $800 off w/ trade-in + Unlimited @ AT&amp;T

Galaxy S21: <a href="https://www.anrdoezrs.net/click-8900245-15735111?sid=hawk-custom-tracking&url=https://www.att.com/buy/phones/samsung-galaxy-s21-5g-128gb-phantom-violet.html" data-link-merchant="att.com"" target="_blank" rel="nofollow">$800 off w/ trade-in + Unlimited @ AT&T
We like AT&T's Galaxy S21 deals because they apply to both new and existing customers. With trade-in of an eligible phone and activation of an Unlimited plan, you can get $700 off any Galaxy S21 phone. 

Unlocked Galaxy S21 Plus: was $999 now $799 @ Amazon

Unlocked Galaxy S21 Plus: <a href="https://target.georiot.com/Proxy.ashx?tsid=45724&GR_URL=https%3A%2F%2Famazon.com%2Fdp%2FB08N387GNG%3Ftag%3Dhawk-future-20%26ascsubtag%3Dhawk-custom-tracking-20" data-link-merchant="Amazon US"" target="_blank" rel="nofollow">was $999 now $799 @ Amazon
The Galaxy S21 Plus is one of our favorite flagship phones. It packs a 6.7-inch 120Hz adaptive display, Snapdragon 888 CPU, 8GB of RAM, and 10MP front camera. You also get 12MP main, 12MP ultrawide, and 64MP telephoto rear camera lenses. Amazon is knocking its price down to $799.99. 

Galaxy S21: $33/month + $200 credit + Fire TV Stick @ Visible

Galaxy S21: <a href="https://visible.pxf.io/c/221109/1394244/12909?subId1=hawk-custom-tracking&sharedId=hawk&u=https%3A%2F%2Fwww.visible.com%2Fshop%2Fsmartphones%2Fgalaxy-s21-5g" data-link-merchant="visible.com"" target="_blank" rel="nofollow">$33/month + $200 credit + Fire TV Stick @ Visible
Verizon-owned carrier Visible has a killer S21 deal. Purchase the Galaxy S21 for $33/month (via a 24-month installment plan) and you'll get a free $200 Samsung credit. Plus, you'll also get a free Amazon Fire TV Stick. It's one of the best Galaxy S21 deals we've seen from Visible. 

Galaxy S21: from $99 w/ trade-in @ Samsung

Galaxy S21: <a href="https://shop-links.co/link?link=galaxy-s21-ultra-5g&publisher_slug=future&exclusive=1&u1=hawk-custom-tracking&url=https%3A%2F%2Fwww.samsung.com%2Fus%2Fsmartphones%2Fgalaxy-s21-5g%2Fbuy%2Fgalaxy-s21-5g-128gb-unlocked-sm-g991uzvaxaa%2F%3Flink%3Dgalaxy-s21-ultra-5g&article_name=hawk-article-name&article_url=hawk-article-url" data-link-merchant="samsung.com"" target="_blank" rel="nofollow">from $99 w/ trade-in @ Samsung
If you're looking for cheap Galaxy S21 deals, the buck stops with the base Galaxy S21 config. It packs a 6.2-inch 120Hz adaptive display, Snapdragon 888 CPU, 8GB of RAM, and 10MP front camera. You also get 12MP main, 12MP ultrawide, and 64MP telephoto rear camera lenses. If you have an eligible phone to trade in, you could get up to $700 off and pay just $2.78/month via a 36-month contract, which is the lowest price we've seen for any unlocked Galaxy S21. Plus, you get a $50 Samsung credit, SmartTag, and 4 months of YouTube Premium.

Galaxy S21 Plus: from $214 w/ trade-in @ Samsung

Galaxy S21 Plus: <a href="https://shop-links.co/link?modelCode=SM-G998UZKAXAA&publisher_slug=future&exclusive=1&u1=hawk-custom-tracking&url=https%3A%2F%2Fwww.samsung.com%2Fus%2Fsmartphones%2Fgalaxy-s21-5g%2Fbuy%2F%3FmodelCode%3DSM-G998UZKAXAA&article_name=hawk-article-name&article_url=hawk-article-url" data-link-merchant="samsung.com"" target="_blank" rel="nofollow">from $214 w/ trade-in @ Samsung
The Galaxy S21 Plus sports a bigger 6.7-inch 120Hz display. Otherwise, you get the same Snapdragon 888 CPU, 8GB of RAM, 10MP front camera, and 12MP main, 12MP ultrawide, and 64MP telephoto rear camera lenses. If you have an eligible phone to trade in, you could get up to $700 off and pay just $5.98/month via a 36-month contract. Plus, you get a $50 Samsung credit, SmartTag, and 4 months of YouTube Premium.

Galaxy S21 Ultra: from $499 w/ trade-in @ Samsung

Galaxy S21 Ultra: <a href="https://shop-links.co/link?modelCode=SM-G998UZKAXAA&publisher_slug=future&exclusive=1&u1=hawk-custom-tracking&url=https%3A%2F%2Fwww.samsung.com%2Fus%2Fsmartphones%2Fgalaxy-s21-5g%2Fbuy%2F%3FmodelCode%3DSM-G998UZKAXAA&article_name=hawk-article-name&article_url=hawk-article-url" data-link-merchant="samsung.com"" target="_blank" rel="nofollow">from $499 w/ trade-in @ Samsung
Galaxy S21 Ultra deals will require that you pay a little more money upfront, but it's still possible to save on Samsung's premium phone. Buy the Galaxy S21 Ultra, trade-in an eligible phone, and you could get up to $700 off and pay just $13.89/month via a 36-month contract. The phone features a 6.8-inch adaptive 120Hz QHD display, Snapdragon 888 CPU, 12GB of RAM, and 40MP front camera. Rear cameras include a 108MP main, 12MP ultrawide, 10MP 3x telephoto, and 10MP 10x telephoto. Plus, you get a $50 Samsung credit, SmartTag, and 4 months of YouTube Premium.

Galaxy S21: Get up to $200 in credit @ US Cellular

Galaxy S21: <a href="https://www.uscellular.com" data-link-merchant="uscellular.com"" target="_blank" rel="nofollow">Get up to $200 in credit @ US Cellular
Like Samsung, US Cellular is offering credits to anyone who purchases a Galaxy S21. You get a $100 credit for the S21, $150 for the S21 Plus and $200 for the S21 Ultra. US Cellular lets you pay off the phone over 30 months; prices are $26.66 per month for the S21, $33.33 for the S21 Plus and $39.99 for the S21 Ultra.

Galaxy S21: up to $400 off w/ new line @ Xfinity Mobile

Galaxy S21: <a href="https://www.anrdoezrs.net/click-8900245-14537951?sid=hawk-custom-tracking&url=https://www.xfinity.com/mobile/shop?category=device&brand=samsung&page=1&INTCMP=ILC%3Ahp-aspot_samsungs21" data-link-merchant="xfinity.com"" target="_blank" rel="nofollow">up to $400 off w/ new line @ Xfinity Mobile
New Xfinity Mobile customers can get up to $400 off any Galaxy S21 phone when they switch and open a new line. Existing customers can take advantage of the same Galaxy S21 deals, however, they'll need to add a new line. Then they'll receive a $400 Visa pre-paid card. All customers will also get a $100 Samsung credit with the S21, $150 credit with the S21 Plus, and $200 credit with the S21 Ultra. 

Galaxy S21: up to $800 off w/ trade-in @ T-Mobile

Galaxy S21: <a href="https://go.redirectingat.com/?id=92X1584493&xcust=hawk-custom-tracking&xs=1&url=https%3A%2F%2Fwww.t-mobile.com%2Fcell-phones%3Fdeals%3Dnew%26brand%3Dsamsung%26icid%3DMGPO_TMO_P_21SGPLTOUS_82I8ORTK8U1GR8ZQP23360_HP&sref" data-link-merchant="SkimLinks - t-mobile.com"" target="_blank" rel="nofollow">up to $800 off w/ trade-in @ T-Mobile
T-Mobile Galaxy S21 deals on all of Samsung's phones. You can take up to $800 off any phone with an eligible trade-in. (No new line or port-in is required). If you don't have a phone to trade-in, you can still get up to $800 off your new Galaxy S21. Just purchase an S21 phone, port in a new line, and get $800 off your second Galaxy S21 phone. 

Galaxy S21: $100 off w/ new line + trade-in @ Spectrum Mobile

Galaxy S21: <a href="https://mobile.spectrum.com/products" data-link-merchant="mobile.spectrum.com"" target="_blank" rel="nofollow">$100 off w/ new line + trade-in @ Spectrum Mobile
Spectrum Mobile is offering a variety of Galaxy S21 deals aimed at new customers. New members can take $100 off any Galaxy S21 with trade-in of an eligible phone, the opening of a new line, and activation of a new phone. Plus, you'll get up to a $200 Samsung credit with the purchase of any new Galaxy S21.  

Galaxy S21: 50% off w/ new line @ Google Fi

Galaxy S21: <a href="https://fi.google.com/about/phones/samsung-5g" data-link-merchant="fi.google.com"" target="_blank" rel="nofollow">50% off w/ new line @ Google Fi
Google Fi is offering Galaxy S21 deals across the board. You can save up to 50% off each phone via a Fi bill credit when you add a new line. Alternatively, current members can get a $300 bill credit when they upgrade. In both instances, you'll also get up to a $200 Samsung credit based on which phone you pre-order. 

Louis Ramirez

As deals editor at Tom’s Guide, Louis is constantly looking for ways to avoid paying full price for the latest gadgets. With over 10 years of deals-hunting experience, Louis price checks against multiple retailers and searches high and low for the best deals to bring readers. A born-and-bred New Yorker, Louis is also an avid swimmer and marathoner. His work has appeared on Gizmodo, CNET, and Time Out New York.