Samsung Galaxy Z Flip 4 (SM-F721B 512GB) All specs
Full specifications phone: Samsung Galaxy Z Flip 4 (SM-F721B 512GB) specs, detailed technical information, features, price and review. All about this phone.
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The Samsung Galaxy Z Flip 4 (SM-F721B 512GB) is a good Android phone with 3.19GHz Octa-core processor that allows run games and heavy applications.
With one SIM card slot, the Samsung Galaxy Z Flip 4 (SM-F721B 512GB) allows download up to 3000 Mbps for internet browsing, but it also depends on the carrier.
Great connectivity of this device includes Bluetooth 5.2 + A2DP/LE, WiFi 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO and NFC to make mobile payments or connection to other devices.
Including the battery, the Samsung Galaxy Z Flip 4 (SM-F721B 512GB) phone has 187 grams and it's a very thin device, only 6.9mm.
Summary
*depends on the model⚙️ CPU: Qualcomm Snapdragon 8+ Gen 1 (SM8475)
🔥 AnTuTu
685765 (v8), 800001 (v9)
🔥 AnTuTu
685765 (v8), 800001 (v9)
🤖 Android 12
🔄 Android 14
🔄 Android 14
📱 6.7"
Dynamic AMOLED
120Hz
Dynamic AMOLED
120Hz
🔳 RAM: 8GB
💽 ROM: 128GB / 256GB / 512GB*
💽 ROM: 128GB / 256GB / 512GB*
🔌 WIFI6, BT5.2, NFC
📷 (dual camera) 12.2MP + 12MP
🤳 (front) 10MP
🤳 (front) 10MP
🔋 3700mAh
⚡ 25W
⚡ 25W
📱 Model features | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| Model | Galaxy Z Flip 4 (SM-F721B 512GB) |
| Other model names | Galaxy Z Flip4 5G (SM-F721B) |
| Country or region available |  (Global, International) |
| Brand | Samsung |
| Release date | 8/25/2022, Announced: 8/10/2022 |
| Depth | 6.9 millimeters (0.27 inches) |
| Size (width x height) | 71.9 x 165.2 millimeters (2.83 x 6.5 in) |
| Weight | 187 grams (6.55 ounces) |
| Build, materials | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus+ Folded: 15.9 x 71.9 x 84.9 mm |
| Protection against water and others | IPX8 certified: water resistant up to 1.5 meters and 30min |
📲 Display | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| Display type | Dynamic AMOLED |
| Screen size | 6.7" inches |
| Screen-to-body ratio | ~85.4% (screen-to-body ratio) |
| Display resolution | 1080x2640 pixels |
| Touchscreen | Capacitive Multitouch |
| Pixel density (dot pitch) | 426 PPI |
| Colors | 16 million |
| Scratch-resistant glass | Not supported |
| Refresh rate | 120Hz |
| Display features | 1200nits[peak] HDR10+ Always-On Display Extra display: Super AMOLED 1.9" (260x512), Gorilla Glass Victus+ |
🤖 Operating System | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| System version | Android 12 |
| Firmware update | Android 14 |
| User Interface | One UI 4.1 / 5.1 / 6.0 |
⚙️ Processor | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) |
| CPU | Octa-core, 3 processors: 1x 3.19GHz ARM Cortex-X2 (Single-core) 3x 2.75GHz ARM Cortex-A710 (Triple-core) 4x 2GHz ARM Cortex-A510 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 730 (818MHz) |
| Performance (benchmark) | AnTuTu: 685765 (v8), 800001 (v9) Geekbench: 3913 (v5.1) GFXBench: 74fps (ES 3.1 onscreen) |
💽 Memory and storage | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| RAM memory | 8GB LPDDR5 |
| Internal storage | 512GB (448GB available) UFS 3.1 |
| External storage | Not supported |
📶 Mobile networks | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 3000/1024 Mbps |
| Network technology | 2G, 3G, 4G, 5G |
| Frequency, bands | Expand band details Collapse details |
| GSM MHz band | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (38, 39, 40, 41) VoLTE |
| Primary 5G network | SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| Secondary 2G network | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (38, 39, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| Back camera (main camera) | (dual camera) 12.2 megapixels 12MP ultrawide f/2.2123°1.12µm |
| Main camera resolution | 4032x3024 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash |
| Focal aperture | f/1.8 (aperture) |
| Focal length | 24mm (lens) |
| Sensor size | 1/1.76" inches |
| Pixel size | 1.8µm pixel |
| Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported |
| Image stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection |
| BSI sensor | Supported |
| HDR | HDR photo/video on both cameras |
| Camera extras | 4K@30/60fps 1080p@30/60/240fps 720p@960fps HDR10+ Slow motion |
📸 Front camera | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| Front camera (secondary) | 10 megapixels |
| Front camera resolution | 3872x2592 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) |
| Front flash | Not supported |
| Focal aperture | f/2.4 (aperture) |
| Focal length | 26mm (lens) |
| Sensor size | 1/3" inches |
| Pixel size | 1.22µm pixel |
🔉 Sound and multimedia | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | 2 microphones or more |
| Radio | Not supported |
| TV | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector |
| TV output | USB Type-C (reversible) |
| Bluetooth | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported |
| Infrared port | Not supported |
🧭 Sensors | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported |
🔋 Battery | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3700 mAh |
| Charger, watts | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 |
| Inductive / wireless charging | 15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging |
| Talk time autonomy | 34 hours (1.4 days) |
| Standby | feature not registered |
➕ Other features | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported |
| Video calling | Supported |
| Ringtones | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 |
| Antenna | Internal antenna |
| Qwerty physical keyboard | Not supported |
| Miscellaneous | • Colors: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red • Samsung Pay (Visa, MasterCard) |
☢️ Radiation rate | |
| Galaxy Z Flip 4 (SM-F721B 512GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.01W/kg (head), 1.01W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 1.151W/kg (head), 1.198W/kg (body) |
Samsung Galaxy Z Flip 4 versions (variations) with different specifications
Samsung Galaxy Z Flip 4 (SM-F7210 128GB)Samsung Galaxy Z Flip 4 (SM-F7210 256GB)Samsung Galaxy Z Flip 4 (SM-F7210 512GB)Samsung Galaxy Z Flip 4 (SM-F721B 128GB)Samsung Galaxy Z Flip 4 (SM-F721B 256GB)Samsung Galaxy Z Flip 4 (SM-F721B 512GB)Samsung Galaxy Z Flip 4 (SM-F721N 256GB)Samsung Galaxy Z Flip 4 (SM-F721N 512GB)Samsung Galaxy Z Flip 4 (SM-F721U 128GB)Samsung Galaxy Z Flip 4 (SM-F721U 256GB)Samsung Galaxy Z Flip 4 (SM-F721U 512GB)Samsung Galaxy Z Flip 4 (SM-F721W 128GB)Samsung Galaxy Z Flip 4 (SM-F721W 256GB)Samsung Galaxy Z Flip 4 (SM-F721W 512GB) Samsung Galaxy Z Flip 4 (SM-F721B 512GB) vs 
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