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ZTE Open vs Samsung Galaxy Z Fold 7 (SM-F966B/DS 256GB)

Side by side comparison between ZTE Open vs Samsung Galaxy Z Fold 7 phones, differences, pros, cons and full specifications. What's the better?

,
3.5"
TFT

320x480

3.1
MP
256MB
RAM

Single-core

1200
mAh

(Removable)

vs
32Points Samsung Galaxy Z Fold 7 (SM-F966B/DS 256GB) Compare ZTE Open X
8"
AMOLED

1968x2184

200
MP

10mp

12GB
RAM

Octa-core

4400
mAh

(Non removable)

What's the better phone? Samsung Galaxy Z Fold 7 (SM-F966B/DS 256GB)

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!

Open} 5 Advantages ZTE Open vs Galaxy Z Fold 7 (SM-F966B/DS 256GB)} 32 Advantages Samsung Galaxy Z Fold 7 (SM-F966B/DS 256GB)
+Until 32GB microSD, microSDHCAdvantage
More external storage for files using memory cards
vsNot supported
+140 grams (4.9 ounces)54%
Lighter
vs215 grams (7.53 ounces)
+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: li-ion polymer (Non removable)
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
1GHz 32bit Single-corevs+4.47GHz 64bit Octa-core (3nm)7 times
More powerful processor, you can open your applications faster
256MBvs+12GB LPDDR5X47 times
More RAM memory. Typically more responsive and better for multitasking.
512MBvs+256GB (223GB available)445 times
More internal storage for applications and files
12.5 millimeters (0.49 inches)vs+4.2 millimeters (0.17 inches)198%
Thinner
TFT LCDvs+LTPO AMOLEDAdvantage
LTPO AMOLED display is brighter and more vivid
320x480 pixelsvs+1968x2184 pixels27 times
Higher resolution screen
165 PPIvs+367 PPI122%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.5"vs+8"129%
Larger screen
(back) 3.1MPvs+(triple camera) 200MP + 10MP + 12MP70 times
Higher resolution main camera
Not supportedvs+LED flashAdvantage
The LED flash helps in dark places or in low light
Only digital zoomvs+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
Not supportedvs+PDAF: phase detection autofocusAdvantage
Best autofocus type for taking pictures
Not supportedvs+(front) 10MPAdvantage
A front-camera is best for taking selfies
VGA (640x480)vs+8K UHD (7680x4320)107 times
More image quality for recording videos with the primary camera
1000 apps (Firefox Marketplace)vs+3500000 apps (Google Play Store)3499 times
More apps available to download and use
3G HSUPAvs+5G Sub6Advantage
The 5G Sub6 network is newer and faster
(3G HSUPA) 7.2 Mbpsvs+(5G Sub6) 5000 Mbps693 times
Faster for surfing the internet and download files
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+Face unlock 2DAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (side-mounted)Advantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+UWB (Ultra Wideband)Advantage
Sensors help you use the device
1200 mAhvs+4400 mAh3 times
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+Video callingAdvantage
The video calling allows to make calls with voice and video
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage
You can have more mobile carriers/operators on the same device.
802.11 b/g/n [wifi4]vs+802.11 a/b/g/n/ac/ax/be [wifi7/6E/6]Advantage
WiFi 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] is newer and faster
2.1 + A2DPvs+5.4 + A2DP/LEAdvantage
Bluetooth 5.4 + A2DP/LE is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0vs+USB 3.2 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
MicroUSB 2.0vs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supportedvs+IPX8 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

10 Common items in both devices
16 million
Capacitive
Multitouch
Accelerometer
Ambient light sensor
Proximity sensor
Hands-free calling
+3 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 OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
Change model 
ModelZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
Other model namesZTE Open FirefoxGalaxy Z Fold7 SM-F966B/Dual-SIM
Country or region availablefeature not registered(Global, International)
(Global, International)
BrandZTESamsung
Release date7/1/20137/25/2025, Announced: 7/9/2025
Depth12.5 millimeters (0.49 inches)4.2 millimeters (0.17 inches)
Size (width x height)62 x 114 millimeters (2.44 x 4.49 in)143.2 x 1584 millimeters (5.64 x 62.36 in)
Weight140 grams (4.9 ounces)215 grams (7.53 ounces)
Build, materialsfeature not registeredAluminum frame, flexible plastic screen, glass back
Back: Gorilla Glass Victus 2
Folded: 8.9 mm x 72.8 x 158.4
Protection against water and othersNot supportedIPX8 certified: water resistant up to 1.5 meters and 30min

📲 Display

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
Display typeTFT LCDLTPO AMOLED
Screen size3.5" inches8" inches
Screen-to-body ratio~51.6% (screen-to-body ratio)~9.1% (screen-to-body ratio)
Display resolution320x480 pixels1968x2184 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)165 PPI367 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedfeature not registered
Refresh ratefeature not registered120Hz
Display featuresfeature not registered2600nits[peak]
HDR10+
Always-On Display
Extra display: Dynamic LTPO AMOLED 2X 6.5" (1080x2520), 120Hz, Gorilla Glass Ceramic 2

🤖 Operating System

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
System versionFirefox OS 1.0Android 16
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredOne UI 8

⚙️ Processor

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
Chipset32bit: Qualcomm Snapdragon S1 MSM7225A64bit: Qualcomm Snapdragon 8 Elite (SM8750-AC) (3nm)
CPUSingle-core, 1 processor:
1x 1GHz ARM Cortex-A5 (Single-core)
Octa-core, 2 processors:
2x 4.47GHz Oryon V2 Phoenix L (Dual-core)
6x 3.53GHz Oryon V2 Phoenix M (Hexa-core)
GPU graphical controllerQualcomm Adreno 200Qualcomm Adreno 830 (1200MHz)
Performance (benchmark)feature not registeredAnTuTu: 1995920 (v10)
Geekbench: 9152 (v6)

💽 Memory and storage

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
RAM memory256MB12GB LPDDR5X
Internal storage512MB256GB (223GB available)
UFS 4.0
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Not supported

📶 Mobile networks

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)
2 slots (Dual-SIM)
nano-SIM (4FF) + e-SIM
Maximum Download / Upload7.2/5.76 Mbps5000/1024 Mbps
Network technology2G, 3G2G, 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 networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkNot supportedLTE Cat (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66)
TD-LTE (38, 39, 40, 41)
VoLTE
Primary 5G networkNot supportedSA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPAGPRS, 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 Cat (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66)
TD-LTE (38, 39, 40, 41)
VoLTE
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6

📷 Camera

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
Back camera (main camera)3.1 megapixels(triple camera)
200 megapixels
10MP telephoto f/2.467mm1.0µmPDAFOIS3x-optical-zoom
12MP ultrawide f/2.2120°1.4µmPDAF
Main camera resolution2048x1536 pixels20000x10000 pixels
Video recording (primary)VGA (640x480)8K UHD (7680x4320) 30 fps
FlashNot supportedLED flash
Focal aperturefeature not registeredf/1.7 (aperture)
Focal lengthfeature not registered24mm (lens)
Sensor sizefeature not registered1/1.3" inches
Pixel sizefeature not registered0.6µm pixel
AutofocusNot supportedPDAF: phase detection autofocus
Touch focusfeature not registeredSupported
Image stabilizationfeature not registeredOIS: Optical stabilization
ZoomOnly digital zoomDigital and optical zoom
Face/smile detectionfeature not registeredFace detection, Smile detection
BSI sensorfeature not registeredSupported
HDRfeature not registeredHDR photo/video and HDR photo on front camera
Camera extrasfeature not registered8K@30fps
4K@60fps
1080p@60/120/240fps
720p@960fps
10-bit HDR
HDR10+
Extra cover camera: 10MP wide (f/2.2 24mm 1.12µm)

📸 Front camera

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
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/2.2 (aperture)
Focal lengthfeature not registered18mm (lens)
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registered1.12µm pixel

🔉 Sound and multimedia

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
LoudspeakerSupportedStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Active noise cancellationfeature not registered3 microphones
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, WMVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+MP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
USBMicroUSB 2.0USB 3.2 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
TV outputNot supportedUSB Type-C (reversible)
Bluetooth2.1 + A2DP5.4 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO
WiFi Direct, hotspot
DLNAfeature not registeredSupported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, QZSS
NFCNot supportedSupported
Infrared portfeature not registeredNot supported

🧭 Sensors

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
SensorsAccelerometer
Ambient light sensor
Proximity sensor
Accelerometer
Ambient light sensor
Barometer
Compass
Face unlock 2D
Fingerprint sensor (side-mounted)
Gyroscope
Proximity sensor
UWB (Ultra Wideband)
Vibrating alertSupportedSupported

🔋 Battery

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
Battery typeLi-Ion: lithium-ion (Removable)LiPo: li-ion polymer (Non removable)
Battery capacity1200 mAh4400 mAh
Charger, wattsWired charging25W Wired fast charging
Inductive / wireless chargingfeature not registered15W Qi Wireless charging (Qi/WPC)
4.5W Reverse wireless charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
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 callingNot supportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Blue, Orange
• Digital compass
• Colors: Blue Shadow, Silver Shadow, Jet Black, Mint
• Samsung DeX

☢️ Radiation rate

ZTE OpenGalaxy Z Fold 7 (SM-F966B/DS 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered1.21W/kg (head), 1.26W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registered1.418W/kg (head), 1.242W/kg (body)
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