Sony Xperia XZ (F8331) vs Samsung Galaxy Z Flip 4 (SM-F721B 128GB)

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

1/20/2023 7:20 AM, updated: 11/21/2023 4:32 AM

Compare Samsung Galaxy Z Flip 4 X Sony Xperia XZ (F8331) 06Points

Specifications Compare Models Pictures

5.2"
TFT

1080x1920

23
MP

13mp

3GB
RAM

Quad-core

2900
mAh

(Non removable)

26Points Samsung Galaxy Z Flip 4 (SM-F721B 128GB) Compare Sony Xperia XZ 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-F721B 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!

6 Advantages Sony Xperia XZ (F8331)	vs	26 Advantages Samsung Galaxy Z Flip 4 (SM-F721B 128GB)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+161 grams (5.64 ounces)16% Lighter	vs	187 grams (6.55 ounces)
+(front) 13MP27% Higher resolution secondary camera to take pictures and selfies	vs	(front) 10MP
+PedometerAdvantage Sensors help you use the device	vs	Not supported
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+Gorilla Glass 4Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
2.15GHz 64bit Quad-core (14nm)	vs	+3.19GHz 64bit Octa-core (4nm)83% More powerful processor, you can open your applications faster
3GB LPDDR4	vs	+8GB LPDDR5167% More RAM memory. Typically more responsive and better for multitasking.
32GB (21GB available)	vs	+128GB (99GB available)4 times More internal storage for applications and files
eMMC 5.1	vs	+UFS 3.1Advantage Fastest write and read storage.
8.1 millimeters (0.32 inches)	vs	+6.9 millimeters (0.27 inches)17% Thinner
TFT 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
424 PPI	vs	+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) 23MP	vs	+(dual camera) 12.2MP + 12MP6% Higher resolution main camera
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
1/2.3" inches	vs	+1/1.76" inches31% The larger sensor camera lets you take photos with better depth.
f/2.0 (aperture)	vs	+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) Full HD (1920x1080)	vs	+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera
Android 8.0 Oreo	vs	+Android 14Advantage Android 14 is newer and safer
4G LTE-A	vs	+5G Sub6Advantage The 5G Sub6 network is newer and faster
(4G LTE-A) 450 Mbps	vs	+(5G Sub6) 3000 Mbps6 times Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
2900 mAh	vs	+3700 mAh28% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
18W	vs	+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.
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.
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
4.2 + A2DP	vs	+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster

24 Common items in both devices

Aluminum body, glass front / Aluminum frame, flexible plastic screen, glass back

16 million

LED flash

Only digital zoom

LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus

HDR photo/video on both cameras

4K UHD (3840x2160)

+17 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
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Change model		Choose the model
Model	Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Other model names	Xperia XZ 32GB F8331 Single-SIM, Sony Kagura SS	Galaxy Z Flip4 5G (SM-F721B)
Country or region available	(Europe), (Global, International), Brazil, USA	(Global, International)
Brand	Sony	Samsung
Release date	10/3/2016, Announced: 9/1/2016	8/25/2022, Announced: 8/10/2022
Depth	8.1 millimeters (0.32 inches)	6.9 millimeters (0.27 inches)
Size (width x height)	72 x 146 millimeters (2.83 x 5.75 in)	71.9 x 165.2 millimeters (2.83 x 6.5 in)
Weight	161 grams (5.64 ounces)	187 grams (6.55 ounces)
Build, materials	Aluminum 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	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant	IPX8 certified: water resistant up to 1.5 meters and 30min
📲 Display
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Display type	TFT LCD	Dynamic AMOLED
Screen size	5.2" inches	6.7" inches
Screen-to-body ratio	~70.9% (screen-to-body ratio)	~85.4% (screen-to-body ratio)
Display resolution	1080x1920 pixels (16:9)	1080x2640 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	424 PPI	426 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Not supported
Refresh rate	60Hz	120Hz
Display features	Triluminos X-Reality Engine	1200nits[peak] HDR10+ Always-On Display Extra display: Super AMOLED 1.9" (260x512), Gorilla Glass Victus+
🤖 Operating System
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
System version	Android 6.0.1 Marshmallow	Android 12
Firmware update	Android 8.0 Oreo	Android 14
User Interface	feature not registered	One UI 4.1 / 5.1 / 6.0
⚙️ Processor
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Chipset	64bit: Qualcomm Snapdragon 820 (MSM8996) (14nm)	64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm)
CPU	Quad-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 controller	Qualcomm Adreno 530 (624MHz)	Qualcomm Adreno 730 (818MHz)
Performance (benchmark)	Basemark X: 29548	AnTuTu: 685765 (v8), 800001 (v9) Geekbench: 3913 (v5.1) GFXBench: 74fps (ES 3.1 onscreen)
💽 Memory and storage
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
RAM memory	3GB LPDDR4	8GB LPDDR5
Internal storage	32GB (21GB available) eMMC 5.1	128GB (99GB available) UFS 3.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	450/50 Mbps	3000/1024 Mbps
Network technology	2G, 3G, 4G	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 800/850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat9 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 26, 28, 29, 32) TD-LTE (38, 39, 40, 41)	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 (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	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
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Back camera (main camera)	23 megapixels	(dual camera) 12.2 megapixels 12MP ultrawide f/2.2123°1.12µm
Main camera resolution	5520x4140 pixels	4032x3024 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 60 fps
Flash	LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	24mm lens	24mm lens
Sensor size	1/2.3" inches	1/1.76" inches
Pixel size	feature not registered	1.8µm pixel
Autofocus	LDAF/PDAF: laser/phase detection 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	HDR photo/video on both cameras	HDR photo/video on both cameras
Camera extras	1080p@60fps Exmor RS	4K@30/60fps 1080p@30/60/240fps 720p@960fps HDR10+ Slow motion
📸 Front camera
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Front camera (secondary)	13 megapixels	10 megapixels
Front camera resolution	4128x3096 pixels	3872x2592 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.4 (aperture)
Focal length	22mm lens	26mm lens
Sensor size	1/3" inches	1/3" inches
Pixel size	feature not registered	1.22µm pixel
🔉 Sound and multimedia
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Loudspeaker	Stereo sound 24-bit/192kHz	Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	USB Type-C (reversible)
Bluetooth	4.2 + A2DP	5.2 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor (side-mounted) Gyroscope Pedometer Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	2900 mAh	3700 mAh
Charger, watts	18W Wired fast charging Quick Charge 3	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	17.5 hours	34 hours (1.4 days)
Standby	610 hours (25.4 days)	feature not registered
➕ Other features
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
Call control	Voice dialing, Voice recorder, Voice commands	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: Black, Platinum, Blue, Pink	• Colors: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red • Samsung Pay (Visa, MasterCard)
☢️ Radiation rate
	Sony Xperia XZ (F8331)	Galaxy Z Flip 4 (SM-F721B 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.81W/kg (head), 0.35W/kg (body)	1.01W/kg (head), 1.01W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.85W/kg (head), 1.2W/kg (body)	1.151W/kg (head), 1.198W/kg (body)