Samsung Star Duos (GT-B7722) vs OnePlus 8 5G (T-Mobile)
Side by side comparison between Samsung Star Duos vs OnePlus 8 phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.55"
AMOLED
AMOLED
1080x2400
48
MP
MP
16mp
8GB
RAM
RAM
Octa-core
4300
mAh
mAh
(Non removable)
What's the better phone? OnePlus 8 5G (T-Mobile)
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!
5 Advantages 
34 Advantages | 5 Common items in both devices |
| Only digital zoom |
| 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) | OnePlus 8 5G (T-Mobile) | |
| Change model | ||
| Model | Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) |
| Other model names | Samsung GT-B7722/H, Samsung B7722i Duos | OnePlus 8 5G (T-Mobile) |
| Country or region available | feature not registered |  USA |
| Brand | Samsung | OnePlus |
| Release date | 6/1/2010 | 4/29/2020, Announced: 4/14/2020 |
| Depth | 14.3 millimeters (0.56 inches) | 8 millimeters (0.31 inches) |
| Size (width x height) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) | 72.9 x 160.2 millimeters (2.87 x 6.31 in) |
| Weight | 112 grams (3.92 ounces) | 182 grams (6.37 ounces) |
| Build, materials | feature not registered | Aluminum frame, glass front/back Traseira: Gorilla Glass 5 |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| Display type | TFT LCD | Fluid AMOLED |
| Screen size | 3.2" inches | 6.55" inches |
| Screen-to-body ratio | ~46.3% (screen-to-body ratio) | ~88.7% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 146 PPI | 402 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | feature not registered | 90Hz |
| Display features | feature not registered | 1100nits[peak] HDR10+ |
🤖 Operating System | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| System version | Proprietary OS | Android 10 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | OxygenOS 10 |
⚙️ Processor | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| Chipset | 32bit | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) |
| CPU | Single-core, 1 processor: Single-core | 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) |
| GPU graphical controller | feature not registered | Qualcomm Adreno 650 (250-587MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 564708 (v8) Geekbench: 13291 (v4.4), 3399 (v5.1) GFXBench: 46fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| RAM memory | feature not registered | 8GB LPDDR4X |
| Internal storage | 270MB | 128GB (106GB available) UFS 3.0 |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3.6 Mbps | 2000/1024 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 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 800/850/900/1700/1800/1900/2100 |
| Primary 4G network | Not supported | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (34, 38, 39, 41, 46, 48) VoLTE |
| Primary 5G network | Not supported | SA/NSA (2, 5, 41, 66, 71) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| 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) | OnePlus 8 5G (T-Mobile) | |
| Back camera (main camera) | 5 megapixels | (triple camera) 48 megapixels 16MP ultrawide f/2.213mmPDAF 2MP macro f/2.4 |
| Main camera resolution | 2560x1920 pixels | 8000x6000 pixels |
| Video recording (primary) | QVGA (320x240) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 25mm (lens) |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | feature not registered | 0.8µm 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 | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Supported |
| HDR | feature not registered | HDR photo/video and HDR photo on front camera |
| Camera extras | feature not registered | 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) |
📸 Front camera | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| Front camera (secondary) | Not supported | 16 megapixels |
| Front camera resolution | Not supported | 4608x3456 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1µm pixel |
🔉 Sound and multimedia | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| Loudspeaker | Supported | Stereo sound Dolby Atmos |
| 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) | OnePlus 8 5G (T-Mobile) | |
| USB | MicroUSB 2.0 | USB 3.1 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 | 5.1 + 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, SBAS |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1200 mAh | 4300 mAh |
| Charger, watts | Wired charging | 30W (5V/6A) Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 5.6 hours | feature not registered |
| Standby | 330 hours (13.8 days) | feature not registered |
➕ Other features | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| 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: Onyx Black, Interstellar Glow Warp Charge 30T (50% 22min) |
☢️ Radiation rate | ||
| Samsung Star Duos (GT-B7722) | OnePlus 8 5G (T-Mobile) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |