Samsung Rex 70 (S3802) vs Samsung Duos B5722
Side by side comparison between Samsung Rex 70 vs Samsung Duos B5722 phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? Samsung Rex 70 (S3802)
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!
10 Advantages 
7 Advantages | 12 Common items in both devices |
| TFT LCD |
| 240x320 pixels |
| Proprietary OS |
| 2G EDGE |
| 0.236 Mbps |
| Capacitive |
| Li-Ion: lithium-ion (Removable) |
| +5 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 Rex 70 (S3802) | Samsung Duos B5722 | |
| Change model | ||
| Model | Rex 70 (S3802) | Duos B5722 |
| Other model names | Samsung Rex 70 Duos S3802 for India market | Samsung B5722 Duos, GT-B5722, GT-B5722C |
| Country or region available |  India | feature not registered |
| Brand | Samsung | Samsung |
| Release date | 3/1/2013 | 12/1/2009 |
| Depth | 12 millimeters (0.47 inches) | 14.4 millimeters (0.57 inches) |
| Size (width x height) | 57.2 x 104.9 millimeters (2.25 x 4.13 in) | 54.9 x 104 millimeters (2.16 x 4.09 in) |
| Weight | 89 grams (3.12 ounces) | 105 grams (3.68 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3" inches | 2.8" inches |
| Screen-to-body ratio | ~46.4% (screen-to-body ratio) | ~42.5% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 240x320 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Single touch 1-point |
| Pixel density (dot pitch) | 133 PPI | 143 PPI |
| Colors | 65 thousand | 260 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| System version | Proprietary OS | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| Chipset | 32bit | 32bit |
| CPU | Single-core, 1 processor: Single-core XMM 2250m (Single-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | feature not registered | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| RAM memory | feature not registered | feature not registered |
| Internal storage | 10MB | 30MB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 8GB microSD (dedicated slot) |
📶 Mobile networks | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 0.236 Mbps | 0.236 Mbps |
| Network technology | 2G | 2G |
| 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 | Not supported | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE | GPRS, EDGE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 900/1800 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS | GPRS |
📷 Camera | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| Back camera (main camera) | 2 megapixels | 3.1 megapixels |
| Main camera resolution | 1600x1200 pixels | 2048x1536 pixels |
| Video recording (primary) | Supported | QVGA (320x240) 15 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Not supported | Not supported |
| Touch focus | feature not registered | feature not registered |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Not supported |
| Face/smile detection | feature not registered | feature not registered |
| BSI sensor | feature not registered | feature not registered |
| HDR | feature not registered | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | feature not registered |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| USB | MicroUSB 2.0 | USB 2.0 proprietary connector |
| Audio output | 3.5mm jack | proprietary audio output |
| TV output | Not supported | Not supported |
| Bluetooth | 3.0 | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | Not supported |
| DLNA | feature not registered | feature not registered |
| GPS | Not supported | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | feature not registered |
🧭 Sensors | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| Sensors | Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1000 mAh | 1200 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 13 hours | 4.5 hours |
| Standby | 490 hours (20.4 days) | 400 hours (16.7 days) |
➕ Other features | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS, MMS, E-mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | feature not registered | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: White, Gray, Blue • Samsung TouchWiz UI • ChatON • Opera browser • Facebook, Twitter, YouTube Java framework | • Colors: Black, Dark Brown, Elegant Pink • Samsung TouchWiz Lite v1.0 • DNSe (Digital Natural Sound Engine) Java framework |
☢️ Radiation rate | ||
| Samsung Rex 70 (S3802) | Samsung Duos B5722 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.77W/kg (head), 0.69W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.685W/kg (head) |