Asus Zenfone 7 (ZS670KS 128GB/6GB) vs Samsung Galaxy Z Flip 4 (SM-F721U 512GB)
Side by side comparison between Asus Zenfone 7 vs Samsung Galaxy Z Flip 4 phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
AMOLED
AMOLED
1080x2400
64
MP
MP
64mp
6GB
RAM
RAM
Octa-core
5000
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 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!
25 Common items in both devices |
UFS 3.1 |
Aluminum frame, glass front/back / Aluminum frame, flexible plastic screen, glass back |
Super AMOLED / Dynamic AMOLED |
HDR10+ |
16 million |
PDAF: phase detection autofocus |
HDR photo/video on both cameras |
+18 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 | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
Model | Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) |
Other model names | Asus Zenfone 7 ZS670KS, ASUS_I002D, I002D (6GB RAM) | Galaxy Z Flip4 5G (SM-F721U1) |
Country or region available | (Global, International) | USA |
Brand | Asus | Samsung |
Release date | 9/1/2020, Announced: 8/26/2020 | 8/25/2022, Announced: 8/10/2022 |
Depth | 9.6 millimeters (0.38 inches) | 6.9 millimeters (0.27 inches) |
Size (width x height) | 77.3 x 165.1 millimeters (3.04 x 6.5 in) | 71.9 x 165.2 millimeters (2.83 x 6.5 in) |
Weight | 235 grams (8.23 ounces) | 187 grams (6.55 ounces) |
Build, materials | Aluminum frame, glass front/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 | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
Display type | Super AMOLED | Dynamic AMOLED |
Screen size | 6.67" inches | 6.7" inches |
Screen-to-body ratio | ~84.2% (screen-to-body ratio) | ~85.4% (screen-to-body ratio) |
Display resolution | 1080x2400 pixels (20:9) | 1080x2640 pixels |
Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
Pixel density (dot pitch) | 395 PPI | 426 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass 6 | Not supported |
Refresh rate | 90Hz | 120Hz |
Display features | 700nits[peak] HDR10+ | 1200nits[peak] HDR10+ Always-On Display Extra display: Super AMOLED 1.9" (260x512), Gorilla Glass Victus+ |
🤖 Operating System | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
System version | Android 10 | Android 12 |
Firmware update | Android 12 | Android 14 |
User Interface | ZenUI 8 | One UI 4.1 / 5.1 / 6.0 |
⚙️ Processor | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
Chipset | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) |
CPU | Octa-core, 3 processors: 1x 2.84GHz 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 (250-587MHz) | 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 | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
RAM memory | 6GB LPDDR5 | 8GB LPDDR5 |
Internal storage | 128GB (104GB available) UFS 3.1 | 512GB (448GB available) UFS 3.1 |
External storage | Until 1TB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | 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 | GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
Primary 3G network | UMTS 800/850/900/1700/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE | 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 | SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78) | SA/NSA/Sub6 (2, 5, 25, 41, 66, 71) mmWave (260, 261) |
Primary 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 |
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 Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE | 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 | 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 | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
Back camera (main camera) | (triple camera) 64 megapixels 12MP ultrawide f/2.2113°17mm1/2.55"1.4µmPDAF 8MP telephoto f/2.480mmPDAF3x-optical-zoom | (dual camera) 12.2 megapixels 12MP ultrawide f/2.2123°1.12µm |
Main camera resolution | 10120x6328 pixels | 4032x3024 pixels |
Video recording (primary) | 8K UHD (7680x4320) 30 fps | 4K UHD (3840x2160) 60 fps |
Flash | Dual-LED flash | LED flash |
Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
Focal length | 26mm lens | 24mm lens |
Sensor size | 1/1.72" inches | 1/1.76" inches |
Pixel size | 0.8µm pixel | 1.8µm pixel |
Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
Touch focus | Supported | Supported |
Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
Zoom | Digital and optical 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@120fps 1080p@240fps 720p@480fps | 4K@30/60fps 1080p@30/60/240fps 720p@960fps HDR10+ Slow motion |
📸 Front camera | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
Front camera (secondary) | Uses the back motorized camera (flip-up/rotating) | 10 megapixels |
Front camera resolution | 10120x6328 pixels | 3872x2592 pixels |
Video recording (secondary) | 8K UHD (7680x4320) | 4K UHD (3840x2160) |
Front flash | Dual-LED flash | Not supported |
Focal aperture | f/1.8 (aperture) | f/2.4 (aperture) |
Focal length | 26mm lens | 26mm lens |
Sensor size | 1/1.72" inches | 1/3" inches |
Pixel size | 0.8µm pixel | 1.22µm pixel |
🔉 Sound and multimedia | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
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 | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
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 jack with 3.5mm jack adapter | Type-C reversible connector |
TV output | USB Type-C (reversible) | USB Type-C (reversible) |
Bluetooth | 5.1 + 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 | Not supported | Not supported |
🧭 Sensors | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
Battery capacity | 5000 mAh | 3700 mAh |
Charger, watts | 30W Wired fast charging Reverse charging by cable 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 | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
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: Aurora Black, Pastel White • Silicon case included | • Colors: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red • Samsung Pay (Visa, MasterCard) |
☢️ Radiation rate | ||
Asus Zenfone 7 (ZS670KS 128GB/6GB) | Galaxy Z Flip 4 (SM-F721U 512GB) | |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.02W/kg (head), 0.94W/kg (body) |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |