Specifications
Screen Size6.7 inchesFront-Facing Camera10 megapixelsRear-Facing Camera12 megapixelsSeriesGalaxy Z Flip4
Key Specs
Screen Size6.7 inchesFront-Facing Camera10 megapixelsRear-Facing Camera12 megapixelsSeriesGalaxy Z Flip4
General
Product NameGalaxy Z Flip4 128GB (Unlocked)BrandSamsungModel NumberSM-F721UZAAXAASeriesGalaxy Z Flip4ColorGraphiteColor CategoryBlack
Display
Screen Size6.7 inchesScreen Resolution2640 x 1080Foldable ScreenYes
Camera
Integrated CameraFront, RearFront-Facing Camera10 megapixelsRear-Facing Camera12 megapixelsVideo Recording Resolution(s) and Frame Rate(s)3840 x 2160 (4K)
Network
CarrierUnlockedCarrier CompatibilityAT&T, Boost Mobile, Cricket, Google Fi, H2O Wireless, MetroPCS, Mint Mobile, Simple Mobile, Sprint, T-Mobile, Ting Mobile, Ultra Mobile, US Cellular, VerizonNetwork Connectivity5G, GSM, 4G LTE, 4GUnlockedYesUniversal UnlockedYesMobile Hotspot CapabilityYes
Connectivity
Headphone JackNoWireless ConnectivityBluetooth, NFC
Power
Battery Capacity3700 milliampere hoursWireless ChargingYesWireless Charging StandardQiBattery ChemistryLithium-ion
Compatibility
Charging Interface(s)USB Type CVoice Assistant Built-inBixby, Google AssistantWorks WithAmazon Alexa, Arlo, Bixby, Cortana, Google Assistant, Hue, Nest, Ring, SmartThings, WinkSIM Card SizeNano SIMSIM Card SlotsSingle SIMStylus DockNoneStylus IncludedNo
Features
Model FamilySamsung Galaxy Z Flip4SensorsAccelerometer, Barometer, Fingerprint sensor, Geomagnetic sensor, Gyro sensor, Proximity sensorGPS EnabledYesMobile Payment Service SupportedGoogle Pay, Samsung PayIngress Protection (IP) RatingIPX8Built-in Storage128 gigabytes
Performance
Operating SystemAndroid 12Processor ModelSnapdragon 8+ Gen 1Processor Speed3.18 gigahertzPhone Memory (RAM)8 gigabytes
Dimensions
Product Height6.5 inchesProduct Width2.83 inchesProduct Depth0.31 inchesProduct Weight6.6 ounces
Storage
Media Card SlotNoneInternal Memory128 gigabytes
Warranty
Manufacturer's Warranty - Parts1 yearManufacturer's Warranty - Labor1 year
Other
UPC887276668239
Galaxy Z Flip4 is pocket sized for big moves. With its compact form, foldable display and statement making color choices, you have countless new ways to capture your best life on a whole new level.
Flex Mode Camera
Getting that post-worthy solo shot is easy with a phone that stands on its own. Put Galaxy Z Flip4 in Flex Mode and capture hands-free selfies, record your epic dance moves and never worry about your makeshift tripod falling over again.
Flex Mode
Catch up with friends on the top, and find the perfect pic to post on the bottom. Flex Mode makes doing two things at once a breeze.
Cover screen
The customizable cover screen on Galaxy Z Flip4 allows you to see just what you need while keeping your full screen private. Respond to texts, skip songs and change settings all while keeping your phone conveniently compact.
Pocketability / compactness
Finally, a phone that’s perfectly pocket-sized. Ditch the bag and travel light. The compact, foldable design lets you say bye to the bulk without sacrificing a big screen. Slide your phone easily into even your front pocket.
Color Story
Your phone is your most-used accessory, so why not make it an extension of your style? Choose from a wide array of colors and customize your cover screen so your phone fits your vibe.
Ecosystem (Galaxy Watch)
Coordinate your Galaxy Watch in more ways than one. Stay up to date on notifications or track your workout right on your wrist.
Galaxy Z Flip4 easily syncs to your Galaxy Watch, and with an array of color options, you can get one to match your vibe.
Ecosystem (Galaxy Buds)
Is a simple sync music to your ears? Pair your Galaxy Z Flip4 with Buds and stay up to date on notifications or tune in to your playlists or podcasts on the go. Simply sync your devices and keep your world connected.
Durability
Galaxy Z Flip4 is built to stand the test of fun with innovative folding technology, letting you go with the flow without the worry. Its metal frame and Gorilla Glass exterior help resist drops and scratches.
Plus, with IPX8¹ water resistance, Galaxy Z Flip4 is ready for life’s splashes —whether expected or unexpected.
Low-light camera / Night Mode
Take back the night and capture incredible pics in the dark with Night Mode. Get ready to catch all those nighttime memories, whether you’re hanging downtown after sundown or camping under the stars with friends.
Screen customization
Your most-used accessory should be the most you. Galaxy Z Flip4 lets you customize your cover screen with widgets and colors as unique as you are.
Change up your wallpaper whenever you want so your Galaxy Z Flip4 always matches your mood.
Quick Shot camera
Take epic selfies and videos in a pinch. Quick Shot lets you keep your Galaxy Z Flip4 conveniently compact while you see yourself on the cover screen and capture those post-worthy moments on the go.
Smart Switch
Bring the content you love on your Galaxy journey with Smart Switch. Keep all your photos, calendar dates, alarms and even your call history.
We made switching as easy as possible so you can dive right in when you first unfold your Galaxy Z Flip4.
Super Fast Charging
Super Fast Charging² lets you get your Galaxy Z Flip4 ready to go in a flash. Power up at the speed of life and get back to capturing the memories that can’t wait.
Battery life
The reliable battery of Galaxy Z Flip4 is built to keep your device up and running when you need it most. Capture once-in-a-lifetime moments and stay ready for the unexpected with a battery that has your back.
¹Consistent with IPX8 rating, water resistant in up to 5 feet of fresh water for up to 30 minutes. Rinse residue/dry after wet. Not advised for beach or pool use. Not dust or sand resistant.
²Superfast (25 W) charger sold separately. Use only Samsung-approved chargers and cables; do not use any worn or damaged chargers or cables; incompatible charger or cable can cause serious injuries or damage to your device.
What's Included
Device
Data Cable
Ejection Pin
Quick Start Guide
Search
Q: QuestionDoes it have a earplug jack?(3 answers)
A: AnswerNo it doesn’t, but it’s worth getting wireless earplugs ! I love it and I had a galaxy S22 before and I have a work phone iPhone Max 13, but this one beats em both!Answered by Delia13
- A: AnswerNo I have unlocked phone with no carrier activation needed
Answered by JohnLic
Q: QuestionWill this unlocked phone work on Boost Mobile's network?(3 answers)
A: AnswerYes long as unlocked. Great phone.Answered by Honestopinion
- A: AnswerThe unlocked version works with all nanoSIM cards.
Answered by BryanB
Q: QuestionIs this phone compatible with GSM networks?(1 answer)
A: Answeryes its compatibleAnswered by FirdousejavedM
- A: AnswerComo dije es un teléfono excelente lo puedes usar donde quieras
Answered by HumbertoA
Q: QuestionHow can I purchase in Omaha Nebraska? Doesn't seem available(1 answer)
A: AnswerYo vivo en Miami pero vivi 7 años en Nebraska. Solo tienes que ir al mallAnswered by HumbertoA
Q: QuestionIs it new?(2 answers)
A: AnswerSi ya va a cumplir un añoAnswered by HumbertoA
Samsung - Galaxy Z Flip4 128GB (Unlocked) - Graphite
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Reviews
Rating 4.2 out of 5 stars with 243 reviews
4.2Rating by feature
- 4.4Display Quality
Rating 4.4 out of 5 stars
- 4.4Camera
Rating 4.4 out of 5 stars
- 4.2Battery Life
Rating 4.2 out of 5 stars
31 expert reviews
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Rated 3 out of 5 stars
Like but not durable
Good while it lasted, screen had line 3 months in stopped working 6 month
Posted by ChrisB
Rated 5 out of 5 stars
Samsung will always have the best phones
This phone is so catchy with it's amazing features and realistic camera and I also love how shocked people react when they see a flip phone. ;)
This review is from Samsung - Galaxy Z Flip4 128GB (Unlocked) - Bora Purple
Posted by AlimaB
Rated 5 out of 5 stars
Best phone
One of best phone that I've bought i love the cameras
This review is from Samsung - Galaxy Z Flip4 128GB (Unlocked) - Blue
Posted by FranciscoN