ZTE Grand S (3G) vs Samsung Galaxy Z Flip 4 (SM-F721N 256GB)

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

1/22/2023 5:56 PM, updated: 6/19/2025 4:10 PM

Compare Samsung Galaxy Z Flip 4 X ZTE Grand S (3G) 06Points

Specifications Compare Models Pictures

5"
IPS

1080x1920

13
MP

2mp

2GB
RAM

Quad-core

1780
mAh

(Non removable)

30Points Samsung Galaxy Z Flip 4 (SM-F721N 256GB) Compare ZTE Grand S X

Specifications Compare Models Pictures

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-F721N 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!

6 Advantages ZTE Grand S (3G)	vs	30 Advantages Samsung Galaxy Z Flip 4 (SM-F721N 256GB)
+Until 32GB microSD, microSDHCAdvantage More external storage for files using memory cards	vs	Not supported
+110 grams (3.85 ounces)70% Lighter	vs	187 grams (6.55 ounces)
+441 PPI4% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	426 PPI
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
+Gorilla GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
1.7GHz 32bit Quad-core (28nm)	vs	+3.19GHz 64bit Octa-core (4nm)157% More powerful processor, you can open your applications faster
2GB LPDDR3	vs	+8GB LPDDR53 times More RAM memory. Typically more responsive and better for multitasking.
16GB (13GB available)	vs	+256GB (218GB available)16 times More internal storage for applications and files
Plastic body, glass front	vs	+Aluminum frame, flexible plastic screen, glass backAdvantage More resistant material
TFT IPS LCD	vs	+Dynamic AMOLEDAdvantage Dynamic AMOLED display is brighter and more vivid
Not supported	vs	+HDR10+Advantage The HDR10+ display provides vibrant colors and more details
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
1080x1920 pixels	vs	+1080x2640 pixels38% Higher resolution screen
5"	vs	+6.7"34% Larger screen
(back) 13MP	vs	+(dual camera) 12.2MP + 12MP89% Higher resolution main camera
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
Not supported	vs	+HDR photo/video on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 2MP	vs	+(front) 10MP4 times Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(front) HD (1280x720)	vs	+(front) 4K UHD (3840x2160)8 times More image quality for recording videos with the secondary camera
Android 4.1.2 Jelly Bean	vs	+Android 15Advantage Android 15 is newer and safer
3G+ HSPA+	vs	+5G Sub6Advantage The 5G Sub6 network is newer and faster
(3G+ HSPA+) 42 Mbps	vs	+(5G Sub6) 3000 Mbps70 times Faster for surfing the internet and download files
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (side-mounted)Advantage Sensors help you use the device
1780 mAh	vs	+3700 mAh108% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Qi Wireless charging (Qi/WPC)Advantage Wireless charging is another way to charge the battery.
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.
Mono sound (not stereo)	vs	+Stereo soundAdvantage Better sound quality for listening to music or clearer hands-free calls
802.11 a/b/g/n [wifi4]	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
4.0 + A2DP	vs	+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+IPX8 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

22 Common items in both devices

6.9 millimeters (0.27 inches)

16 million

LED flash

Only digital zoom

Autofocus / PDAF: phase detection autofocus

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

📱 Model features
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Change model		Choose the model
Model	Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Other model names	AT&T ZTE Grand S 3G+, ZTE Grand S HSPA+, ZTE Athena	갤럭시 Z 플립4 5G (SM-F721N)
Country or region available	USA	South Korea
Brand	ZTE	Samsung
Release date	3/1/2013	8/25/2022, Announced: 8/10/2022
Depth	6.9 millimeters (0.27 inches)	6.9 millimeters (0.27 inches)
Size (width x height)	70 x 142 millimeters (2.76 x 5.59 in)	71.9 x 165.2 millimeters (2.83 x 6.5 in)
Weight	110 grams (3.85 ounces)	187 grams (6.55 ounces)
Build, materials	Plastic body, glass front	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	Not supported	IPX8 certified: water resistant up to 1.5 meters and 30min
📲 Display
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Display type	TFT IPS LCD	Dynamic AMOLED
Screen size	5" inches	6.7" inches
Screen-to-body ratio	~69.3% (screen-to-body ratio)	~85.4% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x2640 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	441 PPI	426 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass	Not supported
Refresh rate	60Hz	120Hz
Display features	Not supported	1200nits[peak] HDR10+ Always-On Display Extra display: Super AMOLED 1.9" (260x512), Gorilla Glass Victus+
🤖 Operating System
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
System version	Android 4.1.2 Jelly Bean	Android 12
Firmware update	feature not registered	Android 15
User Interface	feature not registered	One UI 4.1 / 5.1 / 6.0 / 7.0
⚙️ Processor
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Chipset	32bit: Qualcomm Snapdragon 600 (APQ8064M) (28nm)	64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm)
CPU	Quad-core, 1 processor: 4x 1.7GHz Krait 300 (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 controller	Qualcomm Adreno 320 (400MHz)	Qualcomm Adreno 730 (818MHz)
Performance (benchmark)	feature not registered	AnTuTu: 685765 (v8), 800001 (v9) Geekbench: 3913 (v5.1) GFXBench: 74fps (ES 3.1 onscreen)
💽 Memory and storage
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
RAM memory	2GB LPDDR3	8GB LPDDR5
Internal storage	16GB (13GB available)	256GB (218GB available) UFS 3.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Not supported
📶 Mobile networks
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	1 slot (Single-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	42/5.76 Mbps	3000/1024 Mbps
Network technology	2G, 3G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/1900	UMTS 850/900/1700/1900/2100
Primary 4G network	Not supported	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	Not supported	SA/NSA/Sub6 (77, 78)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	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	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Back camera (main camera)	13 megapixels	(dual camera) 12.2 megapixels 12MP ultrawide f/2.2123°1.12µm
Main camera resolution	4128x3096 pixels	4032x3024 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 60 fps
Flash	LED flash	LED flash
Focal aperture	feature not registered	f/1.8 (aperture)
Focal length	feature not registered	24mm (lens)
Sensor size	feature not registered	1/1.76" inches
Pixel size	feature not registered	1.8µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	Not supported	HDR photo/video on both cameras
Camera extras	feature not registered	4K@30/60fps 1080p@30/60/240fps 720p@960fps HDR10+ Slow motion
📸 Front camera
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Front camera (secondary)	2 megapixels	10 megapixels
Front camera resolution	1600x1200 pixels	3872x2592 pixels
Video recording (secondary)	HD (1280x720)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.4 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/3" inches
Pixel size	feature not registered	1.22µm pixel
🔉 Sound and multimedia
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Loudspeaker	Mono sound (not stereo) Dolby Mobile sound	Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG
Active noise cancellation	2 microphones	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Micro-B USB MHL	USB Type-C (reversible)
Bluetooth	4.0 + A2DP	5.2 + A2DP/LE
WiFi	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	1780 mAh	3700 mAh
Charger, watts	Wired charging	25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0
Inductive / wireless charging	Not supported	15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging
Talk time autonomy	feature not registered	34 hours (1.4 days)
Standby	feature not registered	feature not registered
➕ Other features
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Silver, Red, Blue, White • Java framework	• Colors: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red • Samsung Pay (Visa, MasterCard)
☢️ Radiation rate
	ZTE Grand S (3G)	Galaxy Z Flip 4 (SM-F721N 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.589W/kg (head), 0.972W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered

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ZTE Grand S (3G) vs Samsung Galaxy Z Flip 4 (SM-F721N 256GB)

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

What's the better phone? Samsung Galaxy Z Flip 4 (SM-F721N 256GB)

📱 Model features

📲 Display

🤖 Operating System

⚙️ Processor

💽 Memory and storage

📶 Mobile networks

📷 Camera

📸 Front camera

🔉 Sound and multimedia

🔌 Connectivity

🧭 Sensors

🔋 Battery

➕ Other features

☢️ Radiation rate