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Samsung Galaxy Z Flip 4 (SM-F721U 128GB) vs Samsung Galaxy Z Fold 4 (SM-F936U 512GB)

Side by side comparison between Samsung Galaxy Z Flip 4 vs Samsung Galaxy Z Fold 4 phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy Z Fold 4 X Samsung Galaxy Z Flip 4 (SM-F721U 128GB) 02Points
6.7"
AMOLED

1080x2640

12.2
MP

10mp

8GB
RAM

Octa-core

3700
mAh

(Non removable)

vs
12Points Samsung Galaxy Z Fold 4 (SM-F936U 512GB) Compare Samsung Galaxy Z Flip 4 X
7.6"
AMOLED

1812x2176

50
MP

10mp

12GB
RAM

Octa-core

4400
mAh

(Non removable)

What's the better phone? Samsung Galaxy Z Fold 4 (SM-F936U 512GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!


44 Common items in both devices
3.19GHz 64bit Octa-core (4nm)
UFS 3.1
Aluminum frame, flexible plastic screen, glass back
Dynamic AMOLED
HDR10+
120Hz
16 million
+37 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences Clear highlight

📱 Model features

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
ModelGalaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
Other model namesGalaxy Z Flip4 5G (SM-F721U1)Galaxy Fold4 5G (SM-F936U1)
Country or region availableUSA
USA
USA
USA
BrandSamsungSamsung
Release date8/25/2022, Announced: 8/10/20228/25/2022, Announced: 8/10/2022
Depth6.9 millimeters (0.27 inches)6.3 millimeters (0.25 inches)
Size (width x height)71.9 x 165.2 millimeters (2.83 x 6.5 in)130.1 x 155.1 millimeters (5.12 x 6.11 in)
Weight187 grams (6.55 ounces)263 grams (9.21 ounces)
Build, materialsAluminum frame, flexible plastic screen, glass back
Back: Gorilla Glass Victus+
Folded: 15.9 x 71.9 x 84.9 mm
Aluminum frame, flexible plastic screen, glass back
Back: Gorilla Glass Victus+
Protection against water and othersIPX8 certified: water resistant up to 1.5 meters and 30minIPX8 certified: water resistant up to 1.5 meters and 30min

📲 Display

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
Display typeDynamic AMOLEDDynamic AMOLED
Screen size6.7" inches7.6" inches
Screen-to-body ratio~85.4% (screen-to-body ratio)~90.8% (screen-to-body ratio)
Display resolution1080x2640 pixels1812x2176 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)426 PPI373 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh rate120Hz120Hz
Display features1200nits[peak]
HDR10+
Always-On Display
Extra display: Super AMOLED 1.9" (260x512), Gorilla Glass Victus+
1200nits[peak]
HDR10+
Always-On Display
Extra display: Dynamic AMOLED 2X 6.2" (904x2316), 120Hz, Gorilla Glass Victus+

🤖 Operating System

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
System versionAndroid 12Android 12
Firmware updateAndroid 14Android 14
User InterfaceOne UI 4.1 / 5.1 / 6.0One UI 4.1 / 5.1 / 6.0

⚙️ Processor

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
Chipset64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm)64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm)
CPUOcta-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)
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 controllerQualcomm Adreno 730 (818MHz)Qualcomm Adreno 730 (818MHz)
Performance (benchmark)AnTuTu: 685765 (v8), 800001 (v9)
Geekbench: 3913 (v5.1)
GFXBench: 74fps (ES 3.1 onscreen)
AnTuTu: 964622 (v9)
Geekbench: 3981 (v5.1)
GFXBench: 43fps (ES 3.1 onscreen)

💽 Memory and storage

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
RAM memory8GB LPDDR512GB LPDDR5
Internal storage128GB (99GB available)
UFS 3.1
512GB (447GB available)
UFS 3.1
External storageNot supportedNot supported

📶 Mobile networks

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
SIM card1 slot (Single-SIM)
nano-SIM (4FF) + e-SIM
1 slot (Single-SIM)
nano-SIM (4FF) + e-SIM
Maximum Download / Upload5000/1024 Mbps5000/1024 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkCDMA 800/1900, GSM 850/900/1800/1900CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46, 48)
VoLTE
LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46, 48)
VoLTE
Primary 5G networkSA/NSA/Sub6 (2, 5, 25, 41, 66, 71)
mmWave (260, 261)
SA/NSA/Sub6 (2, 5, 25, 41, 66, 71)
mmWave (260, 261)
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWaveGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave
Secondary 2G networkCDMA 800/1900, GSM 850/900/1800/1900CDMA 800/1900, GSM 850/900/1800/1900
Secondary 3G networkCDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
Secondary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46, 48)
VoLTE
LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46, 48)
VoLTE
Secondary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWaveGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave

📷 Camera

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
Back camera (main camera)(dual camera)
12.2 megapixels
12MP ultrawide f/2.2123°1.12µm
(triple camera)
50 megapixels
10MP telephoto f/2.466mm1.0µmPDAFOIS3x-optical-zoom
12MP ultrawide f/2.2123°12mm1.12µm
Main camera resolution4032x3024 pixels8160x6120 pixels
Video recording (primary)4K UHD (3840x2160) 60 fps8K UHD (7680x4320) 24 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal length24mm (lens)23mm (lens)
Sensor size1/1.76" inchesfeature not registered
Pixel size1.8µm pixel1µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationOIS: Optical stabilization
ZoomOnly digital zoomDigital and optical zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedSupported
HDRHDR photo/video on both camerasHDR photo/video on both cameras
Camera extras4K@30/60fps
1080p@30/60/240fps
720p@960fps
HDR10+
Slow motion
8K@24fps
4K@30/60fps
1080p@30/60fps
1080p@240fps (slow motion)
720p@960fps (slow motion)
Extra cover camera: 4MP (f/1.8 2.0µm)

📸 Front camera

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
Front camera (secondary)10 megapixels10 megapixels
Front camera resolution3872x2592 pixels3872x2592 pixels
Video recording (secondary)4K UHD (3840x2160)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturef/2.4 (aperture)f/2.2 (aperture)
Focal length26mm (lens)24mm (lens)
Sensor size1/3" inches1/3" inches
Pixel size1.22µm pixel1.22µm pixel

🔉 Sound and multimedia

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
LoudspeakerStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Stereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 3.2 Type-C, USB OTG On-The-Go
Audio outputType-C reversible connectorType-C reversible connector
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.2 + A2DP/LE5.2 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO
WiFi Direct, hotspot
DLNASupportedSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
SensorsAccelerometer
Ambient light sensor
Barometer
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Hall effect
Proximity sensor
Accelerometer
Ambient light sensor
Barometer
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Hall effect
Proximity sensor
UWB (Ultra Wideband)
Vibrating alertSupportedSupported

🔋 Battery

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity3700 mAh4400 mAh
Charger, watts25W Wired fast charging
Reverse charging by cable
USB Power Delivery 3.0
25W Wired fast charging
Reverse charging by cable
USB Power Delivery 3.0
Inductive / wireless charging15W Qi Wireless charging (Qi/WPC)
4.5W Reverse wireless charging
15W Qi Wireless charging (Qi/WPC)
4.5W Reverse wireless charging
Talk time autonomy34 hours (1.4 days)39 hours (1.6 days)
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red
• Samsung Pay (Visa, MasterCard)
• Colors: Phantom Black, Graygreen, Beige, Burgundy
• Samsung DeX
• Samsung Pay
• S Pen (Stylus Pen)

☢️ Radiation rate

Galaxy Z Flip 4 (SM-F721U 128GB)Galaxy Z Fold 4 (SM-F936U 512GB)
SAR 1.6W/kg (USA, Mexico, etc.)1.02W/kg (head), 0.94W/kg (body)0.96W/kg (head), 0.92W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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