Samsung Galaxy Z Flip 4 (SM-F721N 512GB) vs Asus 6z (64GB)
Side by side comparison between Samsung Galaxy Z Flip 4 vs Asus 6z phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
AMOLED
AMOLED
1080x2640
12.2
MP
MP
10mp
8GB
RAM
RAM
Octa-core
3700
mAh
mAh
(Non removable)
vs
6.4"
IPS
IPS
1080x2340
48
MP
MP
48mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Z Flip 4 (SM-F721N 512GB)
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!
24 Advantages 
8 Advantages | 22 Common items in both devices |
| Aluminum frame, flexible plastic screen, glass back / Aluminum frame, glass front/back |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus |
| HDR photo/video on both cameras / HDR photo on both cameras |
| f/1.8 (aperture) |
| 4K UHD (3840x2160) |
| +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 | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| Model | Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) |
| Other model names | 갤럭시 Z 플립4 5G (SM-F721N) | Asus Zenfone 6z 2019 (6GB RAM) ZS630KL |
| Country or region available |  South Korea |  India |
| Brand | Samsung | Asus |
| Release date | 8/25/2022, Announced: 8/10/2022 | 5/16/2019 |
| Depth | 6.9 millimeters (0.27 inches) | 9.2 millimeters (0.36 inches) |
| Size (width x height) | 71.9 x 165.2 millimeters (2.83 x 6.5 in) | 75.4 x 159.1 millimeters (2.97 x 6.26 in) |
| Weight | 187 grams (6.55 ounces) | 190 grams (6.65 ounces) |
| Build, materials | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus+ Folded: 15.9 x 71.9 x 84.9 mm | Aluminum frame, glass front/back |
| Protection against water and others | IPX8 certified: water resistant up to 1.5 meters and 30min | Not supported |
📲 Display | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| Display type | Dynamic AMOLED | TFT IPS LCD |
| Screen size | 6.7" inches | 6.4" inches |
| Screen-to-body ratio | ~85.4% (screen-to-body ratio) | ~83.8% (screen-to-body ratio) |
| Display resolution | 1080x2640 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 426 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 6 |
| Refresh rate | 120Hz | 60Hz |
| Display features | 1200nits[peak] HDR10+ Always-On Display Extra display: Super AMOLED 1.9" (260x512), Gorilla Glass Victus+ | 600nits[peak] HDR10 |
🤖 Operating System | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| System version | Android 12 | Android 9.0 Pie |
| Firmware update | Android 14 | feature not registered |
| User Interface | One UI 4.1 / 5.1 / 6.0 | feature not registered |
⚙️ Processor | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) | 64bit: Qualcomm Snapdragon 855 (SM8150) (7nm) |
| CPU | 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) | Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 730 (818MHz) | Qualcomm Adreno 640 (585MHz) |
| Performance (benchmark) | AnTuTu: 685765 (v8), 800001 (v9) Geekbench: 3913 (v5.1) GFXBench: 74fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| RAM memory | 8GB LPDDR5 | 6GB LPDDR4X |
| Internal storage | 512GB (448GB available) UFS 3.1 | 64GB (50GB available) UFS 2.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3000/1024 Mbps | 1024/150 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G |
| 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 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | 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 | LTE Cat16/13 (Bands 1, 2, 3, 5, 7, 8, 20, 28) TD-LTE (Bands 38, 40, 41) VoLTE |
| Primary 5G network | SA/NSA/Sub6 (77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | 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 | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE |
📷 Camera | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| Back camera (main camera) | (dual camera) 12.2 megapixels 12MP ultrawide f/2.2123°1.12µm | (dual camera) 48 megapixels 13MP ultrawide f/2.411mm |
| Main camera resolution | 4032x3024 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 24mm lens | 26mm lens |
| Sensor size | 1/1.76" inches | 1/2" inches |
| Pixel size | 1.8µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30/60fps 1080p@30/60/240fps 720p@960fps HDR10+ Slow motion | feature not registered |
📸 Front camera | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| Front camera (secondary) | 10 megapixels | Uses the back motorized camera (flip-up/rotating) |
| Front camera resolution | 3872x2592 pixels | 8000x6000 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | 4K UHD (3840x2160) |
| Front flash | Not supported | Dual-LED flash |
| Focal aperture | f/2.4 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/3" inches | 1/2" inches |
| Pixel size | 1.22µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| 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 | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 5.0 + 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 [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3700 mAh | 5000 mAh |
| Charger, watts | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | 18W (9V/2A) Wired fast charging |
| Inductive / wireless charging | 15W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging | feature not registered |
| Talk time autonomy | 34 hours (1.4 days) | 33 hours (1.4 days) |
| Standby | feature not registered | 624 hours (26 days) |
➕ Other features | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red • Samsung Pay (Visa, MasterCard) | • Colors: Midnight Black, Twilight Silver • 19.5:9, HDR10, DCI-P3 100% display • Quick Charge 4.0 • 24-bit/192kHz audio • DTS Headphone X • Motorized flip-up main/selfie camera • Google Pay |
☢️ Radiation rate | ||
| Galaxy Z Flip 4 (SM-F721N 512GB) | Asus 6z (64GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.589W/kg (head), 0.972W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |