Samsung Star Duos (GT-B7722) vs Samsung Galaxy Z Fold 2 (SM-F916B)
Side by side comparison between Samsung Star Duos vs Samsung Galaxy Z Fold 2 phones, differences, pros, cons and full specifications. What's the better?
,
vs
7.6"
AMOLED
AMOLED
1768x2208
12.2
MP
MP
10mp
12GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Z Fold 2 (SM-F916B)
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!
4 Advantages 
35 Advantages | 5 Common items in both devices |
| LED flash |
| Autofocus / PDAF: phase detection autofocus |
| Accelerometer |
| Hands-free calling |
| 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 | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| Change model | ||
| Model | Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) |
| Other model names | Samsung GT-B7722/H, Samsung B7722i Duos | Galaxy Fold2 5G SM-F916B |
| Country or region available | feature not registered |  (Global, International) |
| Brand | Samsung | Samsung |
| Release date | 6/1/2010 | 9/18/2020, Announced: 8/5/2020 |
| Depth | 14.3 millimeters (0.56 inches) | 6.9 millimeters (0.27 inches) |
| Size (width x height) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) | 128.2 x 159.2 millimeters (5.05 x 6.27 in) |
| Weight | 112 grams (3.92 ounces) | 282 grams (9.87 ounces) |
| Build, materials | feature not registered | Aluminum frame, flexible plastic screen, glass back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| Display type | TFT LCD | Flexible Super AMOLED |
| Screen size | 3.2" inches | 7.6" inches |
| Screen-to-body ratio | ~46.3% (screen-to-body ratio) | ~89.1% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 1768x2208 pixels |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 146 PPI | 372 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | HDR10+ Extra display: Super AMOLED 6.23" (816x2260) Gorilla Glass Victus |
🤖 Operating System | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| System version | Proprietary OS | Android 10 |
| Firmware update | feature not registered | Android 13 |
| User Interface | feature not registered | One UI 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| Chipset | 32bit | 64bit: Qualcomm Snapdragon 865+ (SM8250-AB) (7nm) |
| CPU | Single-core, 1 processor: Single-core | Octa-core, 3 processors: 1x 3.09GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | feature not registered | Qualcomm Adreno 650 (250-646MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 564907 (v8) Geekbench: 12607 (v4.4), 2715 (v5.1) GFXBench: 33fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| RAM memory | feature not registered | 12GB LPDDR5 |
| Internal storage | 270MB | 256GB (220GB available) UFS 3.1 |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| 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) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 3.6 Mbps | 3000/1024 Mbps |
| Network technology | 2G, 3G | 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 2100 | UMTS 850/900/1700/1900/2100 |
| Primary 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 |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 40, 41, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| Secondary 2G network | GSM 900/1800 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| Back camera (main camera) | 5 megapixels | (triple camera) 12.2 megapixels 12MP telephoto f/2.452mm1/3.6"1.0µmPDAFOIS2x-optical-zoom 12MP ultrawide f/2.2123°12mm1.12µm |
| Main camera resolution | 2560x1920 pixels | 4032x3024 pixels |
| Video recording (primary) | QVGA (320x240) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/1.76" inches |
| Pixel size | feature not registered | 1.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Supported |
| HDR | feature not registered | HDR photo/video on both cameras |
| Camera extras | feature not registered | Cover camera: 10MP (f/2.2) 4K@30/60fps 1080p@60fps 1080p@240fps (slow motion) 720p@960fps (slow motion) |
📸 Front camera | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| Front camera (secondary) | Not supported | 10 megapixels |
| Front camera resolution | Not supported | 3872x2592 pixels |
| Video recording (secondary) | Not supported | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.22µm pixel |
🔉 Sound and multimedia | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| Loudspeaker | Supported | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| USB | MicroUSB 2.0 | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | via Micro-USB | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 2.1 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1200 mAh | 4500 mAh |
| Charger, watts | Wired charging | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | 11W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging |
| Talk time autonomy | 5.6 hours | 31 hours (1.3 days) |
| Standby | 330 hours (13.8 days) | feature not registered |
➕ Other features | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS, MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • SHP OS • Dolphin 1.0 browser • 3D Sound Technology Java framework | • Colors: Mystic Bronze, Mystic Black Bixby • Samsung DeX • Samsung Pay (MST, NFC) |
☢️ Radiation rate | ||
| Samsung Star Duos (GT-B7722) | Galaxy Z Fold 2 (SM-F916B) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.859W/kg (head), 1.453W/kg (body) |