Samsung Phone Android 2022
Samsung Galaxy Z Flip 4
Samsung Galaxy Z Flip 4 is an Android phone released in 2022 with a 6.7-inch display, the Snapdragon 8+ Gen 1 chipset, 8GB RAM and 128GB storage, a 3700 mAh battery, a 12MP main rear camera.
Launch MSRP
$999.99
Official launch reference price.
Lowest New Price Found
$281
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Lowest New Price Found: eBay
New · 98.8 Positive Feedback, 81 Seller Reviews
$281
eBay
New
Network Unlocked Foldable Smartphone Samsung Galaxy Z Flip 4 5G 6.7" 128/256GB
New
$281
Shipping shown at checkout
98.8 Positive Feedback, 81 Seller Reviews
eBay
New
Original Samsung Galaxy Z Flip 4 5G 6.7" Foldable Smartphone Unlocked 128/256GB
New
$284
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100 Positive Feedback, 492 Seller Reviews
eBay
New
Samsung Galaxy Z Flip 4 5G 6.7" Foldable Smartphone Unlocked 128/256GB Excellent
New
$289
Shipping shown at checkout
95.2 Positive Feedback, 19 Seller Reviews
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Renewed / refurbished
Samsung Galaxy Z Flip4 SM-F721U US Cellular Only 128GB Graphite Good
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$199
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99.5 Positive Feedback, 199,964 Seller Reviews
eBay
Renewed / refurbished
Samsung Galaxy Z Flip4 SM-F721U Spectrum Only 128GB Graphite Good
Good - Refurbished
$199
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99.5 Positive Feedback, 199,964 Seller Reviews
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Overview
| Brand | Samsung |
|---|---|
| Product line | Galaxy Z Flip |
| Model number | SM-F721U |
| Release year | 2022 |
| Release date | 2022-08-26 |
| Form factor | Flip |
| Current model | No |
| Refurb available | Yes |
Display and performance
| Display size | 6.7 in |
|---|---|
| Resolution | 2640x1080 |
| Display type | Dynamic AMOLED 2X |
| Refresh rate | 120 Hz |
| Brightness | 1200 nits |
| Chipset | Snapdragon 8+ Gen 1 |
| Chip maker | Qualcomm |
| RAM | 8 GB |
| Storage | 128 GB |
| Expandable storage | No |
Battery and charging
| Battery | 3700 mAh |
|---|---|
| Wired charging | 25 W |
| Wireless charging | 15 W |
| Reverse wireless charging | Yes |
Cameras
| Rear cameras | 2 |
|---|---|
| Main rear camera | 12 MP |
| Main aperture | f/1.8 |
| Optical zoom | 1x |
| Max rear video | 4K@60fps |
| Front camera | 10 MP |
Software, security, and build
| Operating system | Android |
|---|---|
| OS at launch | Android 12 (One UI 4.1.1) |
| Max OS version | Android 15 (One UI 7) |
| Security updates until | 2026-08-01 |
| Major update count | 4 |
| Fingerprint | Side-mounted |
| IP rating | IPX8 |
| Weight | 187 g |
| Height | 84.9 mm |
| Width | 71.9 mm |
| Depth | 17.1 mm |
Connectivity and compatibility
| 5G capable | Yes |
|---|---|
| NFC | Yes |
| SIM type | Nano-SIM + eSIM |
| Dual SIM | Yes |
| Factory unlocked | Yes |
| AT&T | Full |
| T-Mobile | Full |
| Verizon | Full |
| Categories | 5G Phones, Android Phones, Flip Phones, Premium Phones, Prepaid Compatible, Refurb Available, Unlocked Phones |
| Carrier compatibility | AT&T Compatible, T-Mobile Compatible, Unlocked, Verizon Compatible |
Manufacturer description & notes
Samsung Galaxy Z Flip4 SM-F721B. Display diagonal: 17 cm (6.7"), Display resolution: 2640 x 1080 pixels. Processor frequency: 2.7 GHz, Processor family: Snapdragon, Processor model: 8+ Gen 1. RAM capacity: 8 GB, Internal storage capacity: 128 GB. Rear camera resolution (numeric): 12 MP, Rear camera type: Dual camera. SIM card capability: Dual SIM. Operating system installed: Android 12. Battery capacity: 3700 mAh. Product colour: Purple. Weight: 187 g
Fits in with your style
Say goodbye to planning your outfits so you can fit in your phone. Galaxy Z Flip4 is a compact full-sized smartphone, even when folded, and just the right size to slip into a pocket when its time to play.
Withstands drips and drops
These are the worlds first water-resistant foldable smartphones. Our toughest aluminium frame made with Armour Aluminium and our exclusive Corning® Gorilla® Glass Victus®+ makes these our toughest foldables ever. And the 6.7-inch display unfolds a beautiful view with Ultra Thin Glass.
Flex into epic photography
Say hello to a versatile, hands-free camera experience. FlexCam lets you take advantage of your phones agile angles so you can snap group shots, selfies and videos from mind-blowing perspectives and impressive true-to-life detail — even in your go-to social apps.
Power to the pocket
Let every call go into overtime. An upgraded 4nm processor works with a long-lasting 3700mAh (typical) battery to power through the hours. When it's low, plug in for Super Fast Charging or bypass the cord with Fast Wireless Charging 2.0. Share that charge with a friend with Wireless PowerShare.
The window to your world
The 1.9-inch Cover Screen gives you yet another creative canvas. Personalise the clock face with your videos, photos or AR emoji. It can easily update with your mood or your outfits. Access Quick Settings, reply to texts and add widgets to keep apps at your fingertips — no Main Screen necessary.
Better rest is all in the wrist
Checking up on yourself just got easier. Track your sleep patterns right from your wrist with Galaxy Watch5 making note of your sleep patterns and more. Once it gets to know you, you can find out your sleep animal and get useful tips to help you make the most of your downtime.
Old phone, meet new phone
Smart Switch makes the transition between your phone and Galaxy Z Flip4 simple — even if you don't already have a Samsung Galaxy. In just a few steps it brings over your photos, texts, data and more.
Say goodbye to planning your outfits so you can fit in your phone. Galaxy Z Flip4 is a compact full-sized smartphone, even when folded, and just the right size to slip into a pocket when its time to play.
Withstands drips and drops
These are the worlds first water-resistant foldable smartphones. Our toughest aluminium frame made with Armour Aluminium and our exclusive Corning® Gorilla® Glass Victus®+ makes these our toughest foldables ever. And the 6.7-inch display unfolds a beautiful view with Ultra Thin Glass.
Flex into epic photography
Say hello to a versatile, hands-free camera experience. FlexCam lets you take advantage of your phones agile angles so you can snap group shots, selfies and videos from mind-blowing perspectives and impressive true-to-life detail — even in your go-to social apps.
Power to the pocket
Let every call go into overtime. An upgraded 4nm processor works with a long-lasting 3700mAh (typical) battery to power through the hours. When it's low, plug in for Super Fast Charging or bypass the cord with Fast Wireless Charging 2.0. Share that charge with a friend with Wireless PowerShare.
The window to your world
The 1.9-inch Cover Screen gives you yet another creative canvas. Personalise the clock face with your videos, photos or AR emoji. It can easily update with your mood or your outfits. Access Quick Settings, reply to texts and add widgets to keep apps at your fingertips — no Main Screen necessary.
Better rest is all in the wrist
Checking up on yourself just got easier. Track your sleep patterns right from your wrist with Galaxy Watch5 making note of your sleep patterns and more. Once it gets to know you, you can find out your sleep animal and get useful tips to help you make the most of your downtime.
Old phone, meet new phone
Smart Switch makes the transition between your phone and Galaxy Z Flip4 simple — even if you don't already have a Samsung Galaxy. In just a few steps it brings over your photos, texts, data and more.
- Every angle is your best angle with FlexCam
- Faster charging speed. Longer battery life
- Check what is important at a glance
Display
| Display diagonal | 17 cm (6.7") |
|---|---|
| Screen shape | Flat |
| Display technology marketing name | Dynamic AMOLED 2X |
| Panel type | OLED |
| Display resolution | 2640 x 1080 pixels |
| Display number of colours | 16 million colours |
| Maximum refresh rate | 120 Hz |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | High Dynamic Range 10+ (HDR10 Plus) |
| Pixel density | 425 ppi |
| Second display | Yes |
| Second display diagonal | 4.83 cm (1.9") |
| Second display resolution | 260 x 512 pixels |
| Second display type | Super AMOLED |
| Second display pixel density | 302 ppi |
Processor
| Processor family | Snapdragon |
|---|---|
| Processor model | 8+ Gen 1 |
| Processor cores | 8 |
| Processor frequency | 2.7 GHz |
| Processor boost frequency | 3.18 GHz |
Storage
| User memory | 99.8 GB |
|---|---|
| RAM capacity | 8 GB |
| Internal storage capacity | 128 GB |
| Compatible memory cards | Not supported |
Camera
| Rear camera resolution (numeric) | 12 MP |
|---|---|
| Second rear camera resolution (numeric) | 12 MP |
| Third rear camera resolution (numeric) | 12 MP |
| Fourth rear camera resolution (numeric) | 12 MP |
| Rear camera aperture number | 1.8 |
| Second rear camera aperture number | 2.2 |
| Rear camera pixel size | 1.12 µm |
| Second rear camera pixel size | 1.8 µm |
| Rear camera field of view (FOV) angle | 123° |
| Second rear camera field of view (FOV) angle | 83° |
| Digital zoom | 10x |
| Front camera type | Single camera |
| Front camera resolution (numeric) | 10 MP |
| Front camera aperture number | 2.4 |
| Front camera pixel size | 1.22 µm |
| Front camera field of view (FOV) angle | 80° |
| Rear camera flash | Yes |
| Flash type | LED |
| Video capture resolution (max) | 3840 x 2160 pixels |
| Maximum frame rate | 60 fps |
| Resolution at capture speed | 1280x720@30fps, 1280x720@960fps, 1920x1080@240fps, 1920x1080@30fps, 1920x1080@60fps, 3840x2160@30fps, 3840x2160@60fps |
| Video recording modes | 720p, 1080p, 2160p |
| Rear camera type | Dual camera |
| Auto focus | Yes |
| Time lapse mode | Yes |
| Video stabilizer | Yes |
| Image stabilizer | Yes |
| Image stabilizer type | Optical Image Stabilization (OIS) |
| Night mode | Yes |
| Panorama | Yes |
| Slow motion mode | Yes |
| Slow motion rate | 960fps @HD, 240fps @FHD |
Network
| SIM card capability | Dual SIM |
|---|---|
| Mobile network generation | 5G |
| SIM card type | NanoSIM + eSIM |
| 2G standards | GSM |
| 3G standards | WCDMA |
| 4G standard | LTE-TDD & LTE-FDD |
| 5G standard | Sub6 TDD |
| Top Wi-Fi standard | Wi-Fi 6 (802.11ax) |
| Wi-Fi | Yes |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) |
| Bluetooth | Yes |
| Bluetooth version | 5.2 |
| 2G bands (primary SIM) | 850,1900,1800,900 MHz |
| 3G bands supported | 2100,900,1900,850,1700 MHz |
| 4G bands supported | 2100,700,800,1900,850,1800,1500,2300,2600,900,1700,2500 MHz |
| 5G bands supported | 2100,700,1900,800,850,1800,2600,900,1700,2300,2500,3700,3500,1500 MHz |
| Wi-Fi Direct | Yes |
| MIMO | Yes |
| Modulation | 1024-QAM |
| Near Field Communication (NFC) | Yes |
Ports & interfaces
| USB port | Yes |
|---|---|
| USB connector type | USB Type-C |
| USB version | 2.0 |
| Headphone connectivity | USB Type-C |
| Mobile High-Definition Link (MHL) | No |
Messaging
| Short Message Service (SMS) | Yes |
|---|---|
| Multimedia Messaging Service (MMS) | Yes |
| Yes |
Navigation
| GPS (satellite) | Yes |
|---|---|
| GLONASS | Yes |
| BeiDou | Yes |
| Galileo | Yes |
| Quasi-Zenith Satellite System (QZSS) | Yes |
| Position location | Yes |
Design
| Form factor | Flip |
|---|---|
| Product colour | Purple |
| Colour name | Bora Purple |
| Protection features | Water resistant |
Performance
| Video call | Yes |
|---|---|
| Fast charging | Yes |
| Wireless charging | Yes |
| Fingerprint reader | Yes |
| Face recognition | Yes |
| Speakerphone | Yes |
| Vibrating alert | Yes |
Multimedia
| Speakers | stereo |
|---|---|
| Audio system | Dolby Atmos |
| Audio formats supported | 3GA, AAC, AMR, APE, AWB, DFF, DSF, FLAC, IMY, M4A, Mid, MIDI, MP3, MXMF, OGA, OGG, OTA, RTTTL, RTX, WAV, XMF |
| Video formats supported | 3G2, 3GP, AVI, FLV, M4V, MKV, MP4, WEBM |
Software
| Platform | Android |
|---|---|
| Operating system installed | Android 12 |
| Virtual assistant | Samsung Bixby |
Battery
| Removable battery | No |
|---|---|
| Battery capacity | 3700 mAh |
| Talk time (4G) (max) | 34 h |
| Browsing time (Wi-Fi) (max) | 16 h |
| Browsing time (4G) (max) | 16 h |
| Wireless audio playback time | 56 h |
| Wireless video playback time | 19 h |
Sensors
| Proximity sensor | Yes |
|---|---|
| Accelerometer | Yes |
| Ambient light sensor | Yes |
| Gyroscope | Yes |
| Barometer | Yes |
| Geomagnetic sensor | Yes |
| Hall sensor | Yes |
Power
| USB Type-C charging port | Yes |
|---|
Endurance
| Repairability index | 7.6 |
|---|---|
| International Protection (IP) code | IPX8 |
Weight & dimensions
| Width | 71.9 mm |
|---|---|
| Depth | 6.9 mm |
| Height | 165.2 mm |
| Weight | 187 g |
| Folded width | 7.19 cm |
| Folded depth | 1.71 cm |
| Folded height | 8.49 cm |
Packaging content
| Quick start guide | Yes |
|---|---|
| Cables included | USB Type-C |
| SIM card ejector pin | Yes |
Specific absorption rate (SAR)
| Head SAR (EU) | 1.151 W/kg |
|---|---|
| Body SAR (EU) | 1.198 W/kg |
| Extremities SAR (EU) | 2.75 W/kg |
Other features
| Compatibility | Galaxy Buds2 Pro, Galaxy Buds Pro, Galaxy Buds Live, Galaxy Buds+, Galaxy Buds2, Galaxy Buds, Galaxy Fit2, Galaxy Fit e, Galaxy Fit, Galaxy Watch5, Galaxy Watch4, Galaxy Watch3, Galaxy Watch, Galaxy Watch Active2, Galaxy Watch Active, Gear Fit2 Pro, Gear Fit2, Gear Sport, Gear S3, Gear S2, Gear IconX (2018) |
|---|
Technical details
| Security update term | 31 August 2027 |
|---|