Samsung Galaxy Z Flip 4 (SM-F721B 128GB) vs BlackBerry 6720
Side by side comparison between Samsung Galaxy Z Flip 4 vs BlackBerry 6720 phones, differences, pros, cons and full specifications. What's the better?
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6.7"
AMOLED
AMOLED
1080x2640
12.2
MP
MP
10mp
8GB
RAM
RAM
Octa-core
3700
mAh
mAh
(Non removable)
vs
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!
27 Advantages 
2 Advantages | 1 Common items in both devices |
| Vibrating alert |
| + 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-F721B 128GB) | BlackBerry 6720 | |
| Model | Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 |
| Other model names | Galaxy Z Flip4 5G (SM-F721B) | RIM BlackBerry 6720 |
| Country or region available |  (Global, International) | feature not registered |
| Brand | Samsung | BlackBerry |
| Release date | 8/25/2022, Announced: 8/10/2022 | 10/1/2002 |
| Depth | 6.9 millimeters (0.27 inches) | 18 millimeters (0.71 inches) |
| Size (width x height) | 71.9 x 165.2 millimeters (2.83 x 6.5 in) | 77 x 121 millimeters (3.03 x 4.76 in) |
| Weight | 187 grams (6.55 ounces) | 138 grams (4.83 ounces) |
| Build, materials | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus+ Folded: 15.9 x 71.9 x 84.9 mm | feature not registered |
| Protection against water and others | IPX8 certified: water resistant up to 1.5 meters and 30min | Not supported |
📲 Display | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| Display type | Dynamic AMOLED | Monochromatic |
| Screen size | 6.7" inches | 3" inches |
| Screen-to-body ratio | ~85.4% (screen-to-body ratio) | ~31.2% (screen-to-body ratio) |
| Display resolution | 1080x2640 pixels | 160x160 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 426 PPI | 75 PPI |
| Colors | 16 million | 2 |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 120Hz | feature not registered |
| Display features | 1200nits[peak] HDR10+ Always-On Display Extra display: Super AMOLED 1.9" (260x512), Gorilla Glass Victus+ | feature not registered |
🤖 Operating System | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| System version | Android 12 | BlackBerry OS 3.0 |
| Firmware update | Android 15 | feature not registered |
| User Interface | One UI 4.1 / 5.1 / 6.0 / 7.0 | feature not registered |
⚙️ Processor | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| Chipset | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) | feature not registered |
| 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) | Single-core, 1 processor: Single-core ARM 7EJ-S Core (Single-core) |
| GPU graphical controller | Qualcomm Adreno 730 (818MHz) | feature not registered |
| 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-F721B 128GB) | BlackBerry 6720 | |
| RAM memory | 8GB LPDDR5 | 1MB |
| Internal storage | 128GB (99GB available) UFS 3.1 | 16MB |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 3000/1024 Mbps | feature not registered |
| Network technology | 2G, 3G, 4G, 5G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Dual-Band 900/1800 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 900/1800 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| 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 | Not supported |
| Primary 5G network | SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | Not supported |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| 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 | Not supported |
📷 Camera | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| Back camera (main camera) | (dual camera) 12.2 megapixels 12MP ultrawide f/2.2123°1.12µm | Not supported |
| Main camera resolution | 4032x3024 pixels | Not supported |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | Not supported |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | 1/1.76" inches | feature not registered |
| Pixel size | 1.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Only digital zoom | Not supported |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Supported | feature not registered |
| HDR | HDR photo/video on both cameras | feature not registered |
| Camera extras | 4K@30/60fps 1080p@30/60/240fps 720p@960fps HDR10+ Slow motion | feature not registered |
📸 Front camera | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| Front camera (secondary) | 10 megapixels | Not supported |
| Front camera resolution | 3872x2592 pixels | Not supported |
| Video recording (secondary) | 4K UHD (3840x2160) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1.22µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | feature not registered |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | feature not registered |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | feature not registered |
🔌 Connectivity | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 1.1 proprietary connector |
| Audio output | Type-C reversible connector | 2.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | Not supported |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | Not supported |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | Not supported |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3700 mAh | feature not registered |
| Charger, watts | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | Wired 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) | 4 hours |
| Standby | feature not registered | 240 hours (10 days) |
➕ Other features | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| Call control | Voice dialing, Voice recorder, Voice commands | Not supported |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, E-mail |
| Hands-free calling | Supported | Not supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Monophonic |
| Web browser | HTML, XHTML, HTML5 | WAP |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Fixed QWERTY keyboard |
| Miscellaneous | • Colors: Graphite, White, Bora Purple, Pink Gold, Blue, Yellow, Navy, Khaki, Red • Samsung Pay (Visa, MasterCard) | • Colors: Black • Monochrome STN display |
☢️ Radiation rate | ||
| Galaxy Z Flip 4 (SM-F721B 128GB) | BlackBerry 6720 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.01W/kg (head), 1.01W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 1.151W/kg (head), 1.198W/kg (body) | feature not registered |