Amazon’s fall Prime Day — Prime Big Deal Days — is almost over, but the retailer is still offering plenty of discounts under $100. Prime Big Deal Days is a 48-hour sale exclusive to Prime members, and you can find deals on home and kitchen, fitness, tech items and more.
To help you make the most of Prime Day Big Deal Days and identify what’s actually worth buying, we rounded up some of the best deals under $100 that we think are worth considering. We also compiled a list of Prime Day bestsellers so far, so you can see what other Select readers are shopping for.
Best Prime Day deals under $100
Below, we’re sharing the best Prime Day deals under $100. All of our recommendations are based on our previous coverage and reporting. We also included a handful of products we’ve tried ourselves, including Select Wellness Award, Pet Award and Bed & Bath Award winners. To ensure the quality of each deal, we’re running deals through price trackers like CamelCamelCamel — each product is either at its lowest price ever or its lowest price in at least three months.
4.6-star average rating from 80,909 reviews on Amazon
The Crest 3D Whitestrips are one of our favorite at-home teeth-whitening products and includes 20 treatments that brighten your teeth over time and keep them white for at least 12 months, according to the brand. You can use the strips once a day for 30 minutes, and the kit also comes with two 1-hour express treatments you can use when you’ve got a bit more time, according to Crest.
4.6-star average rating from 123,422 reviews on Amazon
This ADA-accepted water flosser comes with 10 pressure settings and a 22-ounce, dishwasher-safe water reservoir. You can use one of the seven included tips (you can buy additional replacements online) to clean different areas of your mouth and teeth, according to the brand. The water flosser also has a one-minute timer with a 30-second pacer to help you brush the expert-recommended two minutes. It’s available in four colors, including white, gray, blue and black.
4.3-star average rating from 750 reviews on Amazon
Lowest price ever
This compact portable charger has a built-in lightning connector to help you charge your Apple devices without a cable. The connector also folds away, so you can easily store it away in your bag without it getting tangled on other items, according to the brand.
4.8-star average rating from 110,009 reviews on Amazon
This personal water filter can filter parasites, micro-plastics and impurities out of a water source as you sip through the top mouthpiece, making it a great accessory for camping and hiking. according to Lifestraw. You can purchase it in packs of two, three and five.
4.7-star average rating from 81,353 reviews on Amazon
Trace your ancestral origins, discover distant relatives and more by using this at-home DNA test kit, according to the brand. You’ll need to send a saliva sample to the AncestryDNA lab using the included prepaid package and typically, you’ll get results back in six to eight weeks, according to the company.
Lowest price ever
Differin Gel won the Select Best of Wellness award for the best overall acne treatment our staff tried. An expert-recommended treatment for acne-prone skin, it has 0.1% adapalene gel, which is a type of over-the-counter retinoid that can treat mild to moderate acne and blackheads. You can apply a thin layer of the gel to the affected areas after cleansing and before moisturizing, according to the brand.
4.4-star average rating from 10,477 reviews on Amazon
Lowest price ever
The Casper Original Pillow is a Select Best of Bed and Bath Awards winner due to its breathable percale weave and 100% cotton cover, which ensures that you stay cool throughout the night, according to the brand. Suited for any type of sleeper, the pillow has two machine-washable layers, including an inner core with shorter fibers and an outer layer with soft, clump-resisting fibers that Select staff described as “a pillow-in-a-pillow.” This set comes with two Casper pillows in your choice of a standard or king size.
4.6-star average rating from 130,112 reviews on Amazon
The Oral-B Pro 1000 is one of our favorite budget-friendly electric toothbrushes. It has an oscillating brush head that breaks up plaque, and a pressure sensor that lets you know if you’re brushing too hard, according to the brand. The brush also has a built-in 30-second timer, so you can keep track of whether you’re brushing for the expert-recommended 2 minutes.
4.5-star average rating from 32,814 reviews on Amazon
Lowest price ever
The Tile Mate can help you keep track of important items, like your wallet, keys or luggage, using Bluetooth and the companion app. When it’s within the 250-foot Bluetooth range, you can ring your Tile to help you locate your missing items. If you’re outside that range, the app shows you the Tile’s most recent location. You can also 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 it works with Amazon Alexa, Google and Siri.
4.5-star average rating from 511 reviews on Amazon
Blueair makes some of our favorite air purifiers, and this compact option cleans the air in rooms up to 432 square feet in about 30 minutes, according to the brand. The air purifier can filter particles like dust, pollen, smoke, pet dander and more, according to Blueair. It also comes with a washable prefilter, which is a large fabric mesh cover that wraps around the body of the device and catches clumps of lint and hair.
4.8-star average rating from 43,631 reviews on Amazon
This 40-ounce, dishwasher-safe Hydro Flask is one of our favorite water bottles. Its durable stainless steel shell can keep drinks cold for up to 24 hours and hot for up to 12 hours, according to the brand. The built-in carry loop also makes it comfortable to take on the go.
4.2-star average rating from 66,824 reviews on Amazon
These Loop silicone earplugs are a favorite among our staff and a Select Best of Wellness Award winner because they can effectively reduce outside noise, even in loud street-facing apartments. They also come with eight different sized ear tips to provide a comfortable fit. The earplugs are also washable and reusable, according to the brand.
4.4-star average rating from 37,269 reviews on Amazon
This smart thermometer connects to a companion app via Bluetooth so you can monitor the temperature of meat, fish and more while you’re cooking. It keeps track of both the internal meat temperature (up to 212 degrees Fahrenheit) and the ambient/external temperature (up to 527 degrees Fahrenheit) at the same time, according to the brand. The app also sends you temperature notifications and estimated cook times.
4.5-star average rating from 1,198 reviews on Amazon
Lowest price ever
This Blissy silk pillowcase is a Select staff favorite because it’s designed to be breathable, cooling and gentle on the skin. The soft silk fabric is great for sensitive skin and helps reduce redness and irritation in the morning, according to the brand. It comes in standard, queen and king sizes and is available in more than 40 colors, including pink, silver and black.
4.7-star average rating from 52,882 reviews on Amazon
Lowest price ever
Keurig makes some of our favorite single-serve coffee makers, and the brand’s K-Elite model can brew five different cup sizes, ranging from 4 to 12 ounces. It comes with a 75-ounce water reservoir, which allows you to brew up to 8 cups of coffee before needing to refill it, according to the brand. The coffee maker is compatible with the brand’s K-cups, and it can accommodate travel mugs up to 7.2 inches tall when you remove the drip tray, according to Keurig.
4.3-star average rating from 18,021 reviews on Amazon
You can check on your pet when you’re away from home using this mini camera. It’s compatible with Amazon Alexa and equipped with two-way audio, so you can see, talk to and hear your pet throughout the day. It has a wide 110-degree angle view, 8x zoom and night vision, according to the brand.
4.7-star average rating from 82,891 reviews on Amazon
One of our favorite affordable air purifiers, this Levoit option uses a pre-filter, carbon filter and HEPA filter to remove smoke, dust, mold and other contaminants from indoor air. It can clear the air in a 219-square-foot room in 12 minutes, according to the brand. The purifier comes with four sleep timer settings, so it can automatically shut off anywhere from two to eight hours.
4.8-star average rating from 2,382 reviews on Amazon
Fujifilm makes some of our favorite instant cameras, and this highly rated one produces square film photos. It has an automatic exposure feature that adjusts the shutter speed of your camera to take the best quality photos even in darker environments, according to the brand. The camera also includes a built-in selfie lens that lets you take pictures from the front.
4.4-star average rating from 76,717 reviews on Amazon
These earbuds offer two listening modes, including active noise cancellation and a transparency option to help you hear outside noises. You can listen for up to eight hours on a single charge, and they have on-ear controls to easily play music, answer calls and more. The earbuds are also sweat- and water-resistant, so you can safely use them while you’re working out, according to the brand.
4.6-star average rating from 69,730 reviews on Amazon
One of our favorite dog beds, this cozy circular bed is covered in vegan shag fur and has deep crevices so your pet can burrow, according to the brand. It’s available in five sizes, with the smallest size accommodating pets weighing up to 7 pounds and the largest size for pets up to 150 pounds, according to Best Friends by Sheri. It also comes in over a dozen colors, including oyster (white), dark chocolate (dark brown) and cotton candy (pink).
4.8-star average rating from 34,601 reviewers on Amazon
One of our favorite board games for adults, Catan is a strategy game in which players can build settlements, roads and cities. As your settlement expands, you earn victory points, and the first player to earn 10 victory points wins the game. The game allows for up to four players, but you can also purchase an extension pack to accommodate up to six people.
4.7-star average rating from 110,056 reviews on Amazon
These drapes can block up to 99% of light and UV rays from the sun, according to the brand. An expert-recommended blackout curtain for the bedroom, they're available in 24 fade-resistant colors and they come with two panels per package to accommodate different types of windows and styles.
4.6-star average rating from 112,055 reviews on Amazon
Lowest price ever
This Select staff-favorite bluetooth speaker offers up to 24 hours of playtime on a single charge. It’s water-resistant and extremely portable, weighing in at just under a pound. The speaker also has physical touch controls on top so you play or pause your music and adjust the volume.
4.4-star average rating from 222 reviews on Amazon
Lowest price ever
This portable printer lets you print photos using the bluetooth-enabled HP Sprocket app without needing ink or toner. Weighing less than a pound, the photo printer has a slim, lightweight design that’s also travel-friendly, according to the brand. The printer is only compatible with the HP Zink 3.5-inch by 4.25-inch sticky-backed paper.
4.6-star average rating from 174,508 reviews on Amazon
Lowest price ever
This bundle includes Ring’s Video Doorbell and the latest iteration of its indoor camera, which allows you to monitor your space using your phone, tablet or computer and get real-time notifications. The Wi-Fi-equipped cameras pair with a companion app, so you can see, hear and speak to visitors. The devices are powered by a built-in rechargeable battery and work with Amazon Alexa voice assistant.
4.2-star average rating from 12,721 reviews on Amazon
One of our favorite smart thermostats, the Google Nest thermostat has many energy-saving features, including both automated and manual temperature control through the Google home app. Google also will send you notifications, monthly energy usage reports and more.
4.5-star average rating from 18,284 reviews on Amazon
Lowest price ever
This Sony portable Bluetooth speaker provides up to 16 hours of listening time on a single charge and comes with a built-in strap to help you take it on the go, according to the brand. It’s also water- and dust-resistant and it comes in five different colors, including coral pink and light blue.
4.5-star average rating from 27,010 reviews on Amazon
This down jacket has duck-down and feathers filling and a polyester outer shell and lining to keep you cozy in the winter. The hood is lined with fleece to keep your head warm when it’s cold and windy out. The jacket also has multiple pockets on both the interior and exterior to hold your essentials.
4.6-star average rating from 336,450 reviews on Amazon
This expert-recommended hair dryer detangles, dries and provides volume to your hair using its tufted, nylon bristles, according to the brand. It comes with three heat settings (including a cool setting) and three speeds so you can give yourself the perfect at-home blowout.
4.7-star average rating from 63,816 reviews on Amazon
Lowest price ever
One of our favorite Echo speakers, the latest iteration of Amazon’s Echo Dot has an improved audio system, according to the brand. It can act as a Wi-Fi extender, and it has built-in temperature and motion sensors so you can control compatible smart home devices with your voice. The device can stream music, podcasts and audiobooks, and it’s compatible with Amazon Alexa, so you can set timers, get weather updates and more using voice commands.
4.5-star average rating from 461 reviews on Amazon
One of our favorite curling wands, this option has five heat settings, maxing out at 430 degrees Fahrenheit, according to the brand. It also has a titanium barrel, which heats up quickly and provides a smoother, long-lasting finish compared to other materials like ceramic, experts told us in our guide to flat irons.
4.4-star average rating from 20,916 reviews on Amazon
This Simplehuman pump has a built-in sensor so it automatically dispenses liquid soap when it detects your hand underneath the spout. It can also determine how much to dispense based on the positioning of your hand: place it close to the spout for a small amount of soap, or farther away for more, according to the brand. The battery life lasts for up to three months, according to the brand.
4.6-star average rating from 162 reviews on Amazon
Lowest price ever
This AI-powered device that attaches to your TV can help you create your own custom at-home workout experience, according to Peloton. The device uses motion tracking to count your reps, compare your form, set target goals, track how much weight you lift and more. You’ll need to purchase a Guide Membership separately to use this device, which costs $24 per month for up to five people and lets you access content via the Guide or the Peloton app.
Best Prime Day sales under $100
Here are the best Amazon Prime Day sales under $100 that we think you should know about. Keep in mind, not every item from a brand is discounted as described below.
- Up to 70% off AeroGarden indoor garden systems and kits
- Up to 69% off Echo smart speakers and smart home bundles
- Up to 60% off Blink smart home doorbells and cameras
- Up to 60% off popular fiction books
- Up to 61% off office products from Amazon Basics
- Up to 57% off Adidas apparel, footwear and accessories
- Up to 54% off Fire TV streaming devices
- Up to 52% off Keurig coffee brewers
- Up to 51% off Christmas trees, wreaths, garlands, ornaments, figurines and lights
- Up to 50% off Crest Whitestrips & Oral-B electric toothbrushes
- Up to 50% off Waterpik Oral Care
- Up to 50% off Levi’s men’s and women’s apparel
- Up to 50% off Amazon Fire tablets
- Up to 50% off Beats headphones and earbuds
- Up to 50% off Peloton Bike, Bike Plus, guide, accessories, and apparel
- Up to 49% off hair tools from Revlon and Bed Head
- Up to 49% off New Balance shoes and apparel
- Up to 48% off Shark floor care and air purifiers
- Up to 47% off home and kitchen products from Cricut, Rowenta and more
- Up to 46% off home decor from Americanflat, Creative Co-Op and more
- Up to 43% off Ninja cookware, outdoor oven and more
- Up to 43% off Le Creuset cookware and kitchen essentials
- Up to 42% off Sony headphones, earbuds and portable speakers
- Up to 42% off Petlibro smart pet feeders
- Up to 40% off premium skin care from Laneige, Innisfree and more
- Up to 38% off pickleball gear from Joola, Franklin, Onix and more
- Up to 38% off Chi hair care and styling tools
- Up to 37% off SodaStream machines and bottles
- Up to 32% off pet products from Amazon brands
- Up to 32% off National Geographic crystal and rock kits
- Up to 31% off Ninja air fryers, blenders, cookware and more
- Up to 30% off Dell monitors, laptops and more
- Up to 30% off beauty products from Moroccanoil, La Roche Posay and more
- Up to 30% off home cleaning and laundry from Lysol, Tide and more
- Up to 30% off hair care products from Moroccanoil, Drybar and more
- Up to 25% off Casetify phone cases and accessories
- Up to 25% off Braun electric razors, epilators and styler
- Up to 25% off Briogeo hair care
- Up to 20% off Breville kitchen appliances
- Up to 20% off Ruggable
- Up to 20% off Quip dental care
- Up to 20% off Otterbox phone cases and accessories
Prime Day: Best sales under $100 at other retailers
- Walmart: Up to 60% off electronics, kitchen appliances, outdoor items and more through Oct. 12
- Wayfair: Up to 60% off furniture, area rugs, decor and more during its 72-Hour Clearout sale
- Kohl’s: Up to 60% off bedding, 40% off electronics, 30% off select toys and more during its Deal Dash event through Oct. 11
- Macy’s: Up to 60% off clothing, shoes, bedding, kitchen essentials and more
- Casper: Up to 50% off sitewide, up to 25% off mattresses and 25% off bundles through Oct. 24
- Petco: Up to 50% off pet essentials
- Sephora: Up to 50% off select hair care
- Ulta: 50% off select hair care during its Gorgeous Hair Event through Oct. 21
- REI: Up to 50% off snowsports gear
- Buffy: Up to 40% off sheets, comforters, pillows and more
- Chewy: Up to 40% off pet essentials
- Kitsch: Up to 40% with code FALL20
- Solawave: Up to 40% off sitewide through Oct. 12
- Sur La Table: Up to 35% off Le Creuset items
- Brooklyn Bedding: Up to 30% off sitewide using code FLASH30 through Oct. 11
- Cozy Earth: Up to 30% off sitewide and 35% off bundles using code PRIMEDAYS through Oct. 11
- Benefit Cosmetics: Up to 30% off sitewide using code FRIENDS30
- Umamicart: Up to 25% off pantry items using code BIGMEAL through Oct. 13
- Love Your Melon: Up to 25% off sitewide through Oct.12
- Skinstore: Up to 25% off sitewide using code FRIENDS through Oct. 11
- Baublebar: Up to 20% off sitewide using code PRIMETIME through Oct. 11
- Selfmade: Up to 20% off sitewide
- Brooklinen: 15% off sitewide
- Solo Stove: Up to $150 off the Essential Bundle 2.0
Why trust Select?
Mili Godio is an updates editor for Select who has covered deals and sales for Prime Day, Black Friday, Cyber Monday or more since 2021. To round up the best Amazon Prime Day sales under $100, Godio found discounted products either at their lowest price ever or their lowest price in three months.