Are you planning to buy cup expanders, and are you confused about the options ? Your search ends here.

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Our Top Picks:

Best Overall: Buy: Seven Sparta Cup Expander READ REVIEW

Best For Custom Fit: Buy: Kemimoto Cup Expander READ REVIEW

Best For Handles: Buy: Smart Kup Cup Expander READ REVIEW

Best For Adjustable Width: Buy: Essentially Engineered Cup Expander READ REVIEW

Best For Work: Buy: Gadjit Cup Expander READ REVIEW

Best For High Quality Abs: Buy: Ueenok Cup Expander READ REVIEW

Best For Most Models: Buy: Huzz Cup Expander READ REVIEW

Best For Large Cup: Buy: Ms Master Show Cup Expander READ REVIEW

Best For Safe Driving: Buy: Joytutus Cup Expander READ REVIEW

Suitable For Most Car Models: Buy: Easkkty Cup Expander READ REVIEW

Best For Boat: Buy: Jaronx Cup Expander READ REVIEW

Best For Product Size: Buy: Animusphere Cup Expander READ REVIEW

Best Overall: Seven Sparta Cup Expander

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The expander is a must have addition for your regular use. The Seven Sparta Cup Expander has an upgraded version, fits nicely, it is expensive and has a universal design. The Manufacturer says: Now we have upgraded the material to solve this problem. This car cup holder is built with solid and thick plastic and the rubber tabs around the top of the cup holder hold the cup firmly in place without tipping or spilling when driving down the road.

The expander is very cool, it is inside and has a product design. Moreover, this makes for nice quality, It is nice to have and has an expandable design. Finally, the seven sparta cup expander is very functional, works perfectly, It allows for great ideas and has an upgraded design.

Almost all buyers found that the expander is a perfect fit for the 2019 Toyota tundra trd pro. Moreover, they say that the expander works well, easy to use, fits any size cupholder. Further, they say that the expander is great for oversized water bottles. Overall, for almost all buyers, Seven Sparta product was the most suitable.

• Manufacturer says: thanks to our customers who feedback the problem with the cup base.
• This fits fine next to the adapter cup thingy.
• This is between 2-1/2" and 3-3/4" across it will fit.
• This is one area that needs improvement.

Best For Custom Fit: Kemimoto Cup Expander

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The Kemimoto Cup Expander is capable of outshining several other expander featured in this list in overall features for the price point. The kemimoto cup expander is very happy, it is well and has a product design. In addition, Kemimoto car cup holder expander adapter owns a design patent. This expandable cup holder adapter fits most vehicles, boats, rvs, utvs, trucks, with the aim of making the low and small car cup holder bigger and more compatible.

The expander fits perfectly and has an original style. Lastly, the kemimoto cup expander is affordable, it is absolutely perfect and has a universal design.

Almost all buyers opine that the expander will now hold a large water bottle. And, a few say that the expander has fit 16oz iced cups and 20oz tall, slim water bottles. And, a few also found that the expander is compatible with 2015 ford escape. In conclusion, at the price, they believe that they got a steal of a deal with it.

• This is easily removed when circumstances require.
• This works for metal mugs and gatorade bottles.
• This is a tight fit but works great.
• This is that the safety and comfort of our customers are always our top priority.

Best For Handles: Smart Kup Cup Expander

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The Smart Kup Cup Expander's material feels more premium than its price would suggest. The smart kup cup expander fits well, is much better, it is black and has careful design. 3 inch upper cup will hold your flask while driving and making turns... other cup holders are only 2" and your bottle will fall out on turns. Further, it is easy to clean, allows for great things. It fits easily and has a convenient design.

Lastly, the smart kup cup expander works perfectly. It allows for a great fit and has a simple style.

Almost all customers agree that the expander is essentially a lot of money for a "plastic cup with holes drilled in it. In addition, a few also found that the expander works for nalgene and other large 3" bottles. In addition, they also found that this holder had consistently held the hydroflask without issue. Overall, for almost all buyers, the expander was what they were looking for.

• This fits the back seat console perfectly.
• This fits the 2014 Prius 2 pretty well.
• This does fit the 40 oz hydroflask.
• This is okay, but a couple of times were a soggy mess.

Best For Adjustable Width: Essentially Engineered Cup Expander

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Best part: Essentially Engineered Cup Expander costs comparatively low and it is available to ship in 24 hours. The essentially engineered cup expander is great for customer service, it fits perfectly and has a poor design. Once installed, sharp corners will not spill your drink anymore. The integral vehicle cup holder adapter is specifically designed for a broad range of fitment.

The expander works well and has a universal design. Finally, the essentially engineered cup expander looks nice, fits well. It is for heavy duty and has a product design.

Almost all customers agree that the expander looks and feels like a quality item too. Furthermore, a few also found that the expander is perfectly even in an uneven cupholder. In addition, a few say that the 10 oz lowball will fit into this cup holder but it will be tough to get out. In conclusion, at the price, they believe that they got a steal of a deal with it.

• This will hold bottles that don’t fit in the normal cup holder.
• However, some cup holder designs will not work.
• This makes for easy installation, it allows for great ideas and has great design.
• This is perfect for most vehicles, rv’s, boats, golf carts, motorcycles, etc.

Best For Work: Gadjit Cup Expander

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The Gadjit cup expander is capable of outshining several other expanders featured in this list in overall features in its price range. The Gadjit Cup Expander is great for insulated travel mugs, 20 oz and 1 liter beverage bottles and large convenience store cups. Cup keeper adapter expands your vehicle’s cup holder so it can hold insulated mugs, convenience store cups, & water and soda bottles with bases up to 3.25” and up to 8-10” tall. Moreover, the expander is over 10" tall, it may start to get a little tippy.

The expander works wonderfully, making for a great buy, It is black and has a durable design. Finally, the gadjit cup expander works well. It works perfectly and has a great design.

Most buyers agree that the expander works for large 'fast food' cups very well. And, a few say that the expander is perfect. They hold anything from a coffee mug to a travel mug and from small to large. Moreover, a few strongly agree that this cup is a perfect adapter, adding lots of width to an otherwise very - narrow cupholder ( which really can only be used for cans of pop ). It has a slot in the side for the mug handle.

• This is about 1/4" too small to fully fit the nalgene bottle.
• These were built in the days before super - size insulated cups were made.
• This does not (and probably should not) wrap all the way around the cup holder.
• This works in the gym xj.

Best For High Quality Abs: Ueenok Cup Expander

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If you want nothing but the best reliable expander, then Ueenok Cup Expander is the one you should definitely consider. The ueenok cup expander is limited and it is beautiful. The manufacturer says: We believe that the ueenok cup holder extender can give you and your family convenient and comfortable enjoyment. The new upgraded car cup holder extender provides an extra space for placing things without occupying the original cup holder.

The expander is not suitable for thermos bottles over 17 ounces or 8.5 inches in height. Finally, the ueenok cup expander is great for comfortable driving life and it is very handy.

In short, for most buyers, it was what they were looking for.

• Or confused because the extended cup holder is too shaken.
• This is creative and it is great for high quality plastic.
• This fits very well and it meets more storage needs.
• This can be placed stably without shaking.

Best For Most Models: Huzz Cup Expander

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The Huzz Cup Expander gives the top-tier expanders a run for their money by offering flagship specs at a much more affordable price. The huzz cup expander is not suitable for a particularly long and thin cup body, like 500ml or more of water or a bottle. This 2 in 1 car cup holder will save you countless times from digging between the seat and center console to find your dropped cell phone, credit cards, money, keys, coins, pens, wallet, etc. The cup holder is thin and long and consists of two parts. Please compare the height of the cup body and the cup holder before ordering.

The expander works very well, fits well, it works perfectly and has a nice design. And, it has a rotating base, is very happy, It is best for not slipping and has a great design. Most importantly, the huzz cupexpander is black, It is very large and has a rotatable design.

Most buyers found that the expander is easy to expand and move the extra holder. Also, they say that the expander comes with foam pieces to help fit snug in the car holder, which is good. To sum up, for almost all buyers, Huzz product was just what they wanted.

• This comes with bottles/cups 3.0"-5.9" in diameter, fits most 20 oz water bottles.
• This is suitable for light weight, it is very handy and has a rotating design.
• It is recommended not to store too tall cups or water bottles.

Best For Large Cup: Ms Master Show Cup Expander

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Next on the list, we've got yet another expander that manages to win our hearts. It's the MS master show cup expander and it's widely considered as the expander that has the most suitable features. The MS master show cup expander has an upgraded offset function, It is made for high performance and has a unique design. The tray can be flexibly rotated 360°, you can adjust it to the most convenient and comfortable position. The car cup holder expander expands from 2.5 " to 3.75 ", which can be fit in different vehicles with cup holders, such as boats, trucks, rv 's and golf - carts.

The expander makes for a great buy, it fits well and has a simple design. Above all, the MS master show cup expander is very handy, It is very large and has a unique style.

Most buyers quickly discovered that the expander is great for those large gas station cups. And, a few say that the expander fits securely and, equally securely, holds the bubba cup. Further, they strongly agree that this car cup holder works great to hold drinks of different sizes.

• The extendable base allows the adapter to stay firmly in place.
• This allows for safe driving, It comes with great items and has an upgraded design.
• This fits a 32oz hydroflask and can easily adjusted to a snug fit.

Best For Safe Driving: Joytutus Cup Expander

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The Joytutus Cup Expander's high-end materials make sure that it ages well with use. The joytutus cup expander comes with joytutus, your life and travel are more beautiful than ever. Make sure this fits by entering your model number. Also, the expander fits a circle cup holder in a 2.75"-3.25" diameter.

The expander works well for soda cans, is used for good buy, it is interesting and has a convenient design. Lastly, the joytutus cup expander is perfect for safe driving and has a unique design.

Almost all buyers opine that the expander is good quality for 40 oz and under. In addition, a few say that the expander fits well and does not move around. And, they also found that this cup holder is perfect for holding those larger diameter thermos type cups. In short, most customers call the expander suits best, and no one questions it.

• When you put the large cup into it, just remove the rubber tabs.
• This is latin, meaning safe and reliable.
• This fits the 2022 Toyota Highlander.
• This is to take out when you need to clean the cup holder.

Suitable For Most Car Models: Easkkty Cup Expander

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Not everyone likes to purchase an expander for their regular usage, but the Easkkty Cup Expander would be an anomoly. The easkkty cupexpander comes with an adjustable base, is perfect for high quality abs plastic, It is black and has a rotating design. The Manufacturer says: We developed an updated reinforced 2-in-1 car cup holder that will help you solve these problems. The base with car cup holder expander adapter makes it more firm and sturdy while driving.

The expander is recommended not to store too tall bottles or cups in this cup holder. Lastly, the easkkty cup expander can be placed in a water bottle under 17 onces.

Most buyers quickly discovered that the expander fits snugly in the cupholder.

• It has a small cup holder for bottles and cups below 2.83'' in diameter.
• This comes with a reinforced thick fence that makes it more durable.
• This is very easy, It is perfect for high quality materials and has a multifunctional design.
• Go in the upper holder expansion size is 2.87-5.9.

Best For Boat: Jaronx Cup Expander

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Jaronx offers a variety of expander for personal choice and yet maintains quality in all the variants. The Jaronx cup expander is compatible with Contigo 21oz. A 1-inch sloth on the side allows you to keep your mug with handles. The base of the car cup holder is secured with rubber tabs, making it very stable to help prevent any kind of spilling.

Most importantly, the Jaronx Cup Expander is great for klean kanteens, is soft, it is very secure and has a convenient design.

Almost all customers quickly discovered that the expander allows secure fitting even when there is a trough between two vehicle cup holders. And, a few strongly agree that the expander is very sturdy and holds up containers in a firm hold. In addition, a few strongly agree that the expander is easy to install or remove. To sum up, many buyers have used the Jaronx cup expander for more than a few months without any problems, and it shows no sign of giving up.

• Perfect for storing and securing your cellphone, cards, pens, etc.
• Twist to expand the base to fit snugly in your cup holder.
• These features of the phone holder design.
• Fit for your various cup holders in car, truck, rv, boat, golf cart, etc.

Best For Product Size: Animusphere Cup Expander

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The Animusphere Cup Expander is suitable and reliable and fits well with your regular use. The animusphere cup expander can be easily removed from the slot when not in use. Please confirm the product size before purchasing. This 2 in 1 cup holder expander for car is suitable for most car models, while the car ’s cup holder design varies greatly, and may not be compatible with certain styles of cup holders that with sharp - angled.

Finally, the animusphere cup expander is soft, it is used for non-slip and has a product design.

Overall, many customers have used the expander for more than a few months without any problems, and it shows no sign of giving up.

• New and hot releases.
• Delivers what they promise.