The best Prime Day deals under $100

Amazon Prime Day is here. During the 48-hour sale, Prime members can find hundreds of discounts under $100 on tech, vacuums, beauty products and more.

As an editor for NBC Select, I frequently cover shopping events like Prime Day, Black Friday and Cyber Monday, so I know how to find deals that are actually worth buying. Below, I rounded up the best Prime Day deals under $100 at their lowest price in at least three months. I’ll continue updating this list throughout Prime Day.

SKIP AHEAD Prime Day deals under $100 | More Prime Day sales under $100 | Best sales under $100 at other retailers

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Best Prime Day deals under $100

Yeti Rambler 14-Ounce Mug

4.7-star average rating from 5,099 reviews on Amazon

Lowest price ever

This vacuum-insulated stainless-steel mug keeps your beverage hot or cold for hours, according to the brand. It comes with Yeti’s MagSlider lid, which uses magnets to prevent spills. Both the mug and the lid are dishwasher-safe. Keep in mind that only certain colors are on sale for Prime Day.

Shark NV352 Navigator Lift Away Upright Vacuum

4.5-star average rating from 26,174 reviews on Amazon

This upright Shark vacuum is one of our favorite expert-recommended vacuums. It has a detachable canister for portability and a swivel-steering mechanism that lets you maneuver it around tight corners and furniture, according to the brand. You can easily switch from cleaning carpets to bare floors by shutting off the brush roll, and it comes with attachments like an upholstery tool and two crevice tools to help you clean hard-to-reach spaces.

Amazon Smart Plug

4.7-star average rating from 561,905 reviews on Amazon

One of our favorite smart plugs, this Amazon model plugs into any standard outlet and lets you automate gadgets like lamps, air purifiers and fans — you simply pair the smart plug with the Alexa app and then plug in your electronic appliance. You can also control a device remotely using your phone and the Alexa app.

Bissell Little Green Portable Carpet and Upholstery Cleaner

4.5-star average rating from 81,977 reviews on Amazon

Lowest price ever

This portable machine is one of our favorite carpet cleaners. It even won an NBC Select Pet Award due to its ability to tackle pet stains and dirt. The 4-foot hose has a textured attachment for scrubbing stains and a sprayer to dispense cleaning formula (a trial-size bottle is included). The portable design makes it easy to use on multiple surfaces, including furniture and car interiors.

Differin Acne Treatment Gel

4.5-star average rating from 80,001 reviews on Amazon

Differin Gel is an NBC Select Wellness Award winner for best overall acne treatment. It has adapalene gel, a type of retinoid that treats mild to moderate acne and blackheads. Adapalene helps cure inflammation, deep cleans pores and prevents new pimples from forming, experts told us in our guide to cystic acne. Differin recommends applying a thin gel layer to the skin after cleansing and moisturizing.

Hulken Large Foldable Bag On Wheels

4.7-star average rating from 1,046 reviews on Amazon

Lowest price ever

Use this wheeled bag (which rarely goes on sale) as a portable shopping cart or a mobile laundry basket. It stands on its own and has a top zip cover, a water-resistant exterior and three handles for greater portability. It can hold up to 66 pounds of groceries, laundry and more, according to the brand, plus it folds away when you’re done.

Fitbit Charge 6 Fitness Tracker

4.1-star average rating from 6,593 reviews on Amazon

One of our favorite fitness trackers and an NBC Select Wellness Award winner, the Fitbit Charge 6 is lightweight, easy to use, and compatible with iPhones and Androids, according to our editors. The Charge 6 tracks all major health and wellness data, including heart rate and steps, plus it has up to six days of battery life, a built-in GPS and a digital touch screen. 

Laneige Lip Sleeping Mask

4.7-star average rating from 43,261 reviews on Amazon

This expert-recommended lip mask combines shea butter and vitamin C to hydrate and soften your lips. Plus, it comes packaged with a tiny applicator so your hands never have to touch your lips. It’s available in four flavors, including vanilla and mango.

Anker Nano Power Bank

4.3-star average rating from 4,940 reviews on Amazon

Using this compact portable power bank, you can charge your Apple devices without a cable. I use this charger regularly whenever I’m traveling, and I love that the built-in lightning connector folds away so it doesn’t get tangled on other items in my bag.

Stanley IceFlow Stainless Steel Tumbler

4.6-star average rating from 28,455 reviews on Amazon

Lowest price ever

This 30-ounce Stanley tumbler has a flip straw built into the lid, so you won’t have to worry about the bottle leaking or the straw falling out. The stainless steel tumbler is vacuum insulated and can keep your drinks cold for up to 12 hours, according to the brand. Like most of Stanley’s popular tumblers, this one fits comfortably in most vehicle cup holders.

Waterpik Cordless Advanced Water Flosser

4.3-star average rating from 60,771 reviews on Amazon

One of our favorite water flossers, this cordless option has a 7-ounce water reservoir built into the wand, plus has three pressure settings and four tip accessories, which you can store in the included travel bag. The charger magnetically attaches to the flosser and charges the device in four hours, according to the brand.

Tile Mate 2-Pack

4.4-star average rating from 6,516 reviews on Amazon

Keep track of important items like your wallet, keys or luggage using the Tile Mate. The small Bluetooth-enabled tracker connects to a companion app, where you can see its location within a 250-foot Bluetooth range, according to the brand. You can ring your Tile to help you locate your missing items and double press the button on your Tile to make your phone ring, even when it’s on silent. The Tile Mate has a battery life of up to three years and works with Amazon Alexa, Google and Siri.

Revlon One Step Volumizer Plus Hair Dryer and Styler

4.6-star average rating from 483,215 reviews on Amazon

This expert-recommended hair dryer detangles, dries and styles the hair using tufted nylon bristles. It has four heat settings (cool, low, medium and high heat) to help give yourself the perfect at-home blowout. This version also has a slim, detachable barrel that makes it easy to take while traveling.

LifeStraw Peak Series Personal Water Filter Straw

4.8-star average rating from 1,510 reviews on Amazon

This personal water filter cleans out parasites, microplastics and impurities from your water as you sip through the top mouthpiece. It’s lightweight and slim, so it’s great for hiking, camping and other outdoor adventures.

Keurig K-Slim Coffee Maker

4.5-star average rating from 57,333 reviews on Amazon

The Keurig K-Slim is a single-serve coffee maker that can brew 8-, 10- or 12-ounce coffee in seconds. It has a removable drip tray to fit most travel-sized mugs, plus a 46-ounce water reservoir that lets you brew several cups before needing a refill. It’s slim and compact, measuring less than 5 inches wide so it won’t take up much counter space, according to the brand.

AncestryDNA + Traits Genetic Test Kit

4.7-star average rating from 27,169 reviews on Amazon

Lowest price ever

AncestryDNA analyzes your DNA to trace your origins and ethnicities, find your distant relatives, discover your genetic traits and more by scanning over 2,600 regions worldwide. You simply return a saliva sample in an included prepaid package to the AncestryDNA lab, and you’ll get your results online in six to eight weeks, according to the service.

Best Prime Day sales under $100

Here are the best Prime Day sales under $100 to know about. Keep in mind, not every item from a brand is discounted as described below.

1. Up to 34% off Stanley hydration and outdoor products
2. Up to 63% off hair care appliances from Revlon, Hot Tools and Bed Head
3. Up to 30% off Olipop products
4. Up to 20% off Ruggable washable rugs
5. Up to 30% off Blueland cleaning products
6. Up to 20% off Courant wireless chargers
7. Up to 30% off select Solo Stove fire pits
8. Up to 20% off Quip electric toothbrushes

Prime Day: Best sales under $100 at other retailers

1. Best Buy: Shop deals on electronics and tech during the Black Friday in July sale through July 17
2. Nordstrom: Shop deals on beauty tools, apparel and more during the Nordstrom Anniversary Sale 
3. Ulta: Up to 20% off until July 21 during the Back To School Glow Up sale
4. New Balance: Up to 15% off select items through July 18
5. Casper: Up to 30% off bundles, furniture, foam pillows and glow light, 20% off mattresses, and 10% off everything else through July 17
6. Charlotte Tilbury: Up to 50% off select products through Jul. 22
7. Dermstore: Up to 25% off sitewide using code VIP through July 17
8. Nike: Extra 25% off select sale styles using code EXTRA25 through July 17
9. Kitsch: Up to 20% off with code SUMMER20
10. BaubleBar: 20% off sitewide through July 17
11. Our Place: Up to 30% off sitewide through July 21
12. Caraway: Up to 20% off sitewide
13. Native: Up to 20% off orders $35+ until July. 19 during the brand’s Anniversary Sale

How I found the best Prime Day deals under $100

All of my recommendations above are based on NBC Select’s previous coverage and reporting. I also included products the NBC Select staff tested, including Wellness Award, Travel Award, Pet Award and Bed & Bath Award winners. I ran each deal through price trackers like CamelCamelCamel to ensure products are at their lowest price ever or their lowest price in at least three months. All the products I recommend are highly rated items with at least a 4.0-star average rating from hundreds of reviews.

Why trust NBC Select?

I’m an updates editor for NBC Select who has covered deals and sales for Prime Day, Black Friday, Cyber Monday and the 4th of July. To round up the best Prime Day sales under $100, I found highly rated products at their lowest price ever or their lowest price in three months.