Xiaomi 12X (256GB/8GB) vs Samsung Galaxy Z Flip 4 (SM-F721U 256GB)
Side by side comparison between Xiaomi 12X vs Samsung Galaxy Z Flip 4 phones, differences, pros, cons and full specifications. What's the better?
,
6.28"
AMOLED
AMOLED
1080x2400
50
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
6.7"
AMOLED
AMOLED
1080x2640
12.2
MP
MP
10mp
8GB
RAM
RAM
Octa-core
3700
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Z Flip 4 (SM-F721U 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!
33 Common items in both devices |
8GB LPDDR5 |
256GB (222GB available) / 256GB (218GB available) |
UFS 3.1 |
Aluminum body, glass front, plastic back / Aluminum frame, flexible plastic screen, glass back |
Dolby Vision/HDR10+ / HDR10+ |
120Hz |
Only digital zoom |
+26 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 | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
Model | 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) |
Other model names | Xiaomi 12X 2112123AG (Global), 2112123AC (China) | Galaxy Z Flip4 5G (SM-F721U1) |
Country or region available | ![]() (Global, International) | ![]() USA |
Brand | Xiaomi | Samsung |
Release date | 12/31/2021, Announced: 12/28/2021 | 8/25/2022, Announced: 8/10/2022 |
Depth | 8.2 millimeters (0.32 inches) | 6.9 millimeters (0.27 inches) |
Size (width x height) | 69.9 x 152.7 millimeters (2.75 x 6.01 in) | 71.9 x 165.2 millimeters (2.83 x 6.5 in) |
Weight | 176 grams (6.16 ounces) | 187 grams (6.55 ounces) |
Build, materials | Aluminum body, glass front, plastic back | 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 | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
Display type | AMOLED | Dynamic AMOLED |
Screen size | 6.28" inches | 6.7" inches |
Screen-to-body ratio | ~89.2% (screen-to-body ratio) | ~85.4% (screen-to-body ratio) |
Display resolution | 1080x2400 pixels (20:9) | 1080x2640 pixels |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 419 PPI | 426 PPI |
Colors | 1 billion | 16 million |
Scratch-resistant glass | Gorilla Glass Victus | Not supported |
Refresh rate | 120Hz | 120Hz |
Display features | 1100nits[peak] Dolby Vision/HDR10+ DCI-P3 Touch rate: 480Hz | 1200nits[peak] HDR10+ Always-On Display Extra display: Super AMOLED 1.9" (260x512), Gorilla Glass Victus+ |
🤖 Operating System | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
System version | Android 11 | Android 12 |
Firmware update | Android 12 | Android 14 |
User Interface | MIUI 13 | One UI 4.1 / 5.1 / 6.0 |
⚙️ Processor | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
Chipset | 64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm) | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) |
CPU | Octa-core, 3 processors: 1x 3.2GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (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 650 (670MHz) | Qualcomm Adreno 730 (818MHz) |
Performance (benchmark) | AnTuTu: 598003 (v8), 690298 (v9) Geekbench: 3168 (v5.1) GFXBench: 47fps (ES 3.1 onscreen) | AnTuTu: 685765 (v8), 800001 (v9) Geekbench: 3913 (v5.1) GFXBench: 74fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
RAM memory | 8GB LPDDR5 | 8GB LPDDR5 |
Internal storage | 256GB (222GB available) UFS 3.1 | 256GB (218GB available) UFS 3.1 |
External storage | Not supported | Not supported |
📶 Mobile networks | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card |
SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
Maximum Download / Upload | 2000/1024 Mbps | 5000/1024 Mbps |
Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800, GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
Primary 3G network | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) | 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 network | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) China version: SA/NSA (1, 3, 5, 8, 28, 38, 40, 41, 77, 78) | SA/NSA/Sub6 (2, 5, 25, 41, 66, 71) mmWave (260, 261) |
Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, 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 network | GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
Secondary 3G network | UMTS 800/850/900/1700/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
Secondary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) | 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 network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, 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 | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
Back camera (main camera) | (triple camera) 50 megapixels 13MP ultrawide f/2.412mm123°1/3.06"1.12µm 5MP telephoto macro f/2.450mmAF | (dual camera) 12.2 megapixels 12MP ultrawide f/2.2123°1.12µm |
Main camera resolution | 8160x6120 pixels | 4032x3024 pixels |
Video recording (primary) | 8K UHD (7680x4320) 24 fps | 4K UHD (3840x2160) 60 fps |
Flash | Dual-LED flash | LED flash |
Focal aperture | f/1.9 (aperture) | f/1.8 (aperture) |
Focal length | 26mm (lens) | 24mm (lens) |
Sensor size | 1/1.56" inches | 1/1.76" inches |
Pixel size | 1µm pixel | 1.8µm pixel |
Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
Touch focus | Supported | Supported |
Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
Zoom | Only digital zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
BSI sensor | Supported | Supported |
HDR | HDR photo/video on both cameras | HDR photo/video on both cameras |
Camera extras | 4K@60fps 1080p@960fps Sony IMX766 | 4K@30/60fps 1080p@30/60/240fps 720p@960fps HDR10+ Slow motion |
📸 Front camera | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
Front camera (secondary) | 32 megapixels | 10 megapixels |
Front camera resolution | 6528x4896 pixels | 3872x2592 pixels |
Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
Front flash | Not supported | Not supported |
Focal aperture | f/2.5 (aperture) | f/2.4 (aperture) |
Focal length | 26mm (lens) | 26mm (lens) |
Sensor size | feature not registered | 1/3" inches |
Pixel size | 0.7µm pixel | 1.22µm pixel |
🔉 Sound and multimedia | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos Tuned by Harman Kardon | 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 | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
Audio output | Type-C reversible connector | Type-C reversible connector |
TV output | USB Type-C (reversible) | USB Type-C (reversible) |
Bluetooth | 5.2 + A2DP/LE | 5.2 + A2DP/LE |
WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
DLNA | Not supported | Supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
NFC | Supported | Supported |
Infrared port | Supported | Not supported |
🧭 Sensors | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
Battery capacity | 4500 mAh | 3700 mAh |
Charger, watts | 67W Wired fast charging Quick Charge 4 USB Power Delivery 3.0 | 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 | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
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: Gray, Blue, Purple • LiquidCool | • Colors: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red • Samsung Pay (Visa, MasterCard) |
☢️ Radiation rate | ||
Xiaomi 12X (256GB/8GB) | Galaxy Z Flip 4 (SM-F721U 256GB) | |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.02W/kg (head), 0.94W/kg (body) |
SAR 2W/kg (Europe, UK, etc.) | 0.59W/kg (head), 1W/kg (body) | feature not registered |