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ZTE Axon M (Z999) vs Samsung Galaxy Z Flip 4 (SM-F721W 128GB)

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

,
5.2"
IPS

1080x1920

20
MP
4GB
RAM

Quad-core

3180
mAh

(Non removable)

vs
28Points Samsung Galaxy Z Flip 4 (SM-F721W 128GB) Compare ZTE Axon M X
6.7"
AMOLED

1080x2640

12.2
MP

10mp

8GB
RAM

Octa-core

3700
mAh

(Non removable)

What's the better phone? Samsung Galaxy Z Flip 4 (SM-F721W 128GB)

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!

Axon M (Z999)} 4 Advantages ZTE Axon M (Z999) vs Galaxy Z Flip 4 (SM-F721W 128GB)} 28 Advantages Samsung Galaxy Z Flip 4 (SM-F721W 128GB)
+Until 256GB microSD, microSDXCAdvantage
More external storage for files using memory cards
vsNot supported
+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
vsLED flash
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
+Gorilla Glass 5Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
2.15GHz 64bit Quad-corevs+3.19GHz 64bit Octa-core (4nm)83%
More powerful processor, you can open your applications faster
4GB LPDDR4vs+8GB LPDDR5100%
More RAM memory. Typically more responsive and better for multitasking.
64GB (45GB available)vs+128GB (99GB available)120%
More internal storage for applications and files
230 grams (8.05 ounces)vs+187 grams (6.55 ounces)23%
Lighter
12.2 millimeters (0.48 inches)vs+6.9 millimeters (0.27 inches)77%
Thinner
Plastic body, glass frontvs+Aluminum frame, flexible plastic screen, glass backAdvantage
More resistant material
TFT IPS LCDvs+Dynamic AMOLEDAdvantage
Dynamic AMOLED display is brighter and more vivid
1080x1920 pixelsvs+1080x2640 pixels38%
Higher resolution screen
424 PPIvs+426 PPI1%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.2"vs+6.7"29%
Larger screen
(back) 20MPvs+(dual camera) 12.2MP + 12MP21%
Higher resolution main camera
EIS: Digital stabilizationvs+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
Not supportedvs+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
HDR photo only main cameravs+HDR photo/video on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
1/2.8" inchesvs+1/1.76" inches59%
The larger sensor camera lets you take photos with better depth.
Not supportedvs+(front) 10MPAdvantage
A front-camera is best for taking selfies
Android 7.1.2 Nougatvs+Android 15Advantage
Android 15 is newer and safer
4G LTE-Avs+5G Sub6Advantage
The 5G Sub6 network is newer and faster
(4G LTE-A) 300 Mbpsvs+(5G Sub6) 3000 Mbps9 times
Faster for surfing the internet and download files
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
3180 mAhvs+3700 mAh16%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
18Wvs+25W39%
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
1 slot (Single-SIM)
(dedicated slot)
vs+1 slot (Single-SIM) + e-SIM (Eletronic)Advantage
You can have more mobile carriers/operators on the same device.
802.11 a/b/g/n/ac [wifi5]vs+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
4.2 + A2DPvs+5.2 + A2DP/LEAdvantage
Bluetooth 5.2 + A2DP/LE is newer and faster
Not supportedvs+IPX8 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

22 Common items in both devices
16 million
Only digital zoom
PDAF: phase detection autofocus
f/1.8 (aperture)
4K UHD (3840x2160)
Capacitive
Multitouch
+15 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

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
Change model 
ModelAxon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
Other model namesAT&T ZTE Axon M foldable, ZTE Z999, 中兴天机Axon MGalaxy Z Flip4 5G (SM-F721W)
Country or region availableUSA
USA
Canada
Canada
BrandZTESamsung
Release date11/1/20178/25/2022, Announced: 8/10/2022
Depth12.2 millimeters (0.48 inches)6.9 millimeters (0.27 inches)
Size (width x height)71.6 x 150.9 millimeters (2.82 x 5.94 in)71.9 x 165.2 millimeters (2.83 x 6.5 in)
Weight230 grams (8.05 ounces)187 grams (6.55 ounces)
Build, materialsPlastic body, glass frontAluminum frame, flexible plastic screen, glass back
Back: Gorilla Glass Victus+
Folded: 15.9 x 71.9 x 84.9 mm
Protection against water and othersNot supportedIPX8 certified: water resistant up to 1.5 meters and 30min

📲 Display

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
Display typeTFT IPS LCDDynamic AMOLED
Screen size5.2" inches6.7" inches
Screen-to-body ratio~69% (screen-to-body ratio)~85.4% (screen-to-body ratio)
Display resolution1080x1920 pixels1080x2640 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)424 PPI426 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 5Not supported
Refresh ratefeature not registered120Hz
Display featuresfeature not registered1200nits[peak]
HDR10+
Always-On Display
Extra display: Super AMOLED 1.9" (260x512), Gorilla Glass Victus+

🤖 Operating System

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
System versionAndroid 7.1.2 NougatAndroid 12
Firmware updatefeature not registeredAndroid 15
User Interfacefeature not registeredOne UI 4.1 / 5.1 / 6.0 / 7.0

⚙️ Processor

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
Chipset64bit: Qualcomm Snapdragon 821 MSM8996AB Pro (14nm)64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm)
CPUQuad-core, 2 processors:
2x 2.15GHz Kryo (Dual-core)
2x 1.6GHz Kryo (Dual-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 530 624MhzQualcomm Adreno 730 (818MHz)
Performance (benchmark)feature not registeredAnTuTu: 685765 (v8), 800001 (v9)
Geekbench: 3913 (v5.1)
GFXBench: 74fps (ES 3.1 onscreen)

💽 Memory and storage

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
RAM memory4GB LPDDR48GB LPDDR5
Internal storage64GB (45GB available)128GB (99GB available)
UFS 3.1
External storageUntil 256GB microSD, microSDXC
(dedicated slot)
Not supported

📶 Mobile networks

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
nano-SIM (4FF) + e-SIM
Maximum Download / Upload300/50 Mbps3000/1024 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse details
GSM MHz bandDual-Band 850/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/1700/1900UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat12 (Bands 2, 4, 5, 12, 29, 30, 66)LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 29, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46)
VoLTE
Primary 5G networkNot supportedSA/NSA/Sub6 (2, 5, 38, 41, 66, 71, 78)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 29, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46)
VoLTE
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6

📷 Camera

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
Back camera (main camera)20 megapixels(dual camera)
12.2 megapixels
12MP ultrawide f/2.2123°1.12µm
Main camera resolution5472x3648 pixels4032x3024 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 60 fps
FlashDual-LED flashLED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal lengthfeature not registered24mm (lens)
Sensor size1/2.8" inches1/1.76" inches
Pixel size1µm pixel1.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS: Optical stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRHDR photo only main cameraHDR photo/video on both cameras
Camera extrasfeature not registered4K@30/60fps
1080p@30/60/240fps
720p@960fps
HDR10+
Slow motion

📸 Front camera

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
Front camera (secondary)Not supported10 megapixels
Front camera resolutionNot supported3872x2592 pixels
Video recording (secondary)Not supported4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.4 (aperture)
Focal lengthfeature not registered26mm (lens)
Sensor sizefeature not registered1/3" inches
Pixel sizefeature not registered1.22µm pixel

🔉 Sound and multimedia

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
LoudspeakerSupportedStereo 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.263MP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, OGG, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
USBUSB 2.0 Type-C reversible connectorUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
TV outputNot supportedUSB Type-C (reversible)
Bluetooth4.2 + A2DP5.2 + A2DP/LE
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedSupported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
SensorsAccelerometer
Ambient light sensor
Compass
Fingerprint sensor
Gyroscope
Hall effect
Proximity sensor
Accelerometer
Ambient light sensor
Barometer
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Hall effect
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
Battery typeLi-Ion: lithium-ion (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity3180 mAh3700 mAh
Charger, watts18W Wired fast charging25W Wired fast charging
Reverse charging by cable
USB Power Delivery 3.0
Inductive / wireless chargingfeature not registered15W Qi Wireless charging (Qi/WPC)
4.5W Reverse wireless charging
Talk time autonomy28.5 hours (1.2 days)34 hours (1.4 days)
Standby290 hours (12.1 days)feature not registered

➕ Other features

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
Call controlVoice dialing, Voice recorderVoice 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: Carbon Black
• 2.5D glass screen
• Additional 5.2" IPS screen (Dual screen)
• Quick Charge 3.0 (47% in 30min)
• Dolby Atmos sound
• 32-bit/384kHz audio
• Sony IMX350 sensor in both cameras
• Slow motion 720p@240fps
• Colors: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red
• Samsung Pay (Visa, MasterCard)

☢️ Radiation rate

ZTE Axon M (Z999)Galaxy Z Flip 4 (SM-F721W 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered1.02W/kg (head), 0.94W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
X

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