Samsung Star Duos (GT-B7722) vs Motorola Razr 40 Ultra (512GB)
Side by side comparison between Samsung Star Duos vs Motorola Razr 40 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.9"
AMOLED
AMOLED
1080x2640
12
MP
MP
32mp
12GB
RAM
RAM
Octa-core
3800
mAh
mAh
(Non removable)
What's the better phone? Motorola Razr 40 Ultra (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!
4 Advantages 
31 Advantages | 5 Common items in both devices |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| Accelerometer |
| MicroUSB 2.0 / USB 2.0 Type-C, USB OTG On-The-Go |
| + 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) | Motorola Razr 40 Ultra (512GB) | |
| Change model | ||
| Model | Star Duos (GT-B7722) | Razr 40 Ultra (512GB) |
| Other model names | Samsung GT-B7722/H, Samsung B7722i Duos | Lenovo Moto Razr 40 Ultra XT2321-1 |
| Country or region available | feature not registered |   (Latin America), China |
| Brand | Samsung | Motorola |
| Release date | 6/1/2010 | 6/5/2023, Announced: 6/1/2023 |
| Depth | 14.3 millimeters (0.56 inches) | 6.99 millimeters (0.28 inches) |
| Size (width x height) | 55.5 x 113.5 millimeters (2.19 x 4.47 in) | 73.95 x 170.83 millimeters (2.91 x 6.73 in) |
| Weight | 112 grams (3.92 ounces) | 189 grams (6.62 ounces) |
| Build, materials | feature not registered | Aluminum frame, flexible plastic screen, glass back Back: Gorilla Glass Victus Folded: 15.1 x 73,95 x 88.4 mm |
| Protection against water and others | Not supported | IP52 certified: protection against dust and splashing |
📲 Display | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (512GB) | |
| Display type | TFT LCD | LTPO AMOLED |
| Screen size | 3.2" inches | 6.9" inches |
| Screen-to-body ratio | ~46.3% (screen-to-body ratio) | ~85.2% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 1080x2640 pixels (22:9) |
| Touchscreen | Resistive Single touch 1-point | Capacitive Multitouch |
| Pixel density (dot pitch) | 146 PPI | 413 PPI |
| Colors | 260 thousand | 1 billion |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 165Hz |
| Display features | feature not registered | 1400nits[peak] HDR10+ 120% DCI-P3 Extra display: AMOLED 3.6" (1056x1066), 144Hz, HDR10+, Gorilla Glass Victus |
🤖 Operating System | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (512GB) | |
| System version | Proprietary OS | Android 13 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | My UX |
⚙️ Processor | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (512GB) | |
| Chipset | 32bit | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) |
| CPU | Single-core, 1 processor: Single-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 | feature not registered | Qualcomm Adreno 730 (818MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 975396 (v9) Geekbench: 3645 (v5.1), 4045 (v6) GFXBench: 65fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (512GB) | |
| RAM memory | feature not registered | 12GB LPDDR5 |
| Internal storage | 270MB | 512GB (460GB available) UFS 3.1 |
| External storage | Until 16GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (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) 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 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 2100 | CDMA2000 1xEV-DO 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, 32, 66) TD-LTE (34, 38, 39, 40, 41, 42, 43, 48) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 41, 66, 77, 78, 79) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| Secondary 2G network | GSM 900/1800 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (34, 38, 39, 40, 41, 42, 43, 48) VoLTE |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (512GB) | |
| Back camera (main camera) | 5 megapixels | (dual camera) 12 megapixels 13MP ultrawide f/2.2108°1/3"1.12µmAF |
| Main camera resolution | 2560x1920 pixels | 4000x3000 pixels |
| Video recording (primary) | QVGA (320x240) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/1.5 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/2.55" inches |
| Pixel size | feature not registered | 1.4µm 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 on both cameras |
| Camera extras | feature not registered | 4K@30/60fps 1080p@30/60/120fps Slow motion |
📸 Front camera | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (512GB) | |
| Front camera (secondary) | Not supported | 32 megapixels |
| Front camera resolution | Not supported | 6528x4896 pixels |
| Video recording (secondary) | Not supported | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.4 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (512GB) | |
| Loudspeaker | Supported | Stereo sound with dual speakers 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) | Motorola Razr 40 Ultra (512GB) | |
| USB | MicroUSB 2.0 | USB 2.0 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 | 5.3 + A2DP/LE |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (512GB) | |
| Sensors | Accelerometer | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (512GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1200 mAh | 3800 mAh |
| Charger, watts | Wired charging | 30W Wired fast charging Reverse charging by cable |
| Inductive / wireless charging | feature not registered | 5W Qi Wireless charging (Qi/WPC) |
| 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) | Motorola Razr 40 Ultra (512GB) | |
| 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: Infinite Black, Glacier Blue, Viva Magenta • Ready For • ThinkShield |
☢️ Radiation rate | ||
| Samsung Star Duos (GT-B7722) | Motorola Razr 40 Ultra (512GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 1.26W/kg (head), 1.37W/kg (body) |