Samsung Galaxy S2 Skyrocket (SGH-i727) vs Samsung Duos B5722
Side by side comparison between Samsung Galaxy S2 Skyrocket vs Samsung Duos B5722 phones, differences, pros, cons and full specifications. What's the better?
,
4.5"
AMOLED
AMOLED
480x800
8
MP
MP
2mp
1GB
RAM
RAM
Dual-core
1850
mAh
mAh
(Removable)
vs
What's the better phone? Samsung Galaxy S2 Skyrocket (SGH-i727)
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!
25 Advantages 
3 Advantages | 7 Common items in both devices |
| LED flash |
| Capacitive |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| MicroUSB 2.0, USB OTG On-The-Go / USB 2.0 proprietary connector |
| HTML, XHTML, Flash player / HTML, XHTML |
| + 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 S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| Change model | ||
| Model | Galaxy S2 Skyrocket (SGH-i727) | Duos B5722 |
| Other model names | AT&T Samsung Galaxy S II Skyrocket i727 | Samsung B5722 Duos, GT-B5722, GT-B5722C |
| Country or region available |  USA | feature not registered |
| Brand | Samsung | Samsung |
| Release date | 11/6/2011 | 12/1/2009 |
| Depth | 9.4 millimeters (0.37 inches) | 14.4 millimeters (0.57 inches) |
| Size (width x height) | 68.8 x 129.8 millimeters (2.71 x 5.11 in) | 54.9 x 104 millimeters (2.16 x 4.09 in) |
| Weight | 131 grams (4.59 ounces) | 105 grams (3.68 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| Display type | Super AMOLED Plus | TFT LCD |
| Screen size | 4.5" inches | 2.8" inches |
| Screen-to-body ratio | ~64.5% (screen-to-body ratio) | ~42.5% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 240x320 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Single touch 1-point |
| Pixel density (dot pitch) | 207 PPI | 143 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| System version | Android 2.3.5 Gingerbread | Proprietary OS |
| Firmware update | Android 4.1.2 Jelly Bean | feature not registered |
| User Interface | TouchWiz 4.0 UI | feature not registered |
⚙️ Processor | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| Chipset | 32bit: Qualcomm Snapdragon S3 (MSM8260) (45nm) | 32bit |
| CPU | Dual-core, 1 processor: 2x 1.5GHz Scorpion (Dual-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 220 (266MHz) | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| RAM memory | 1GB LPDDR2 | feature not registered |
| Internal storage | 16GB (13GB available) | 30MB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 8GB microSD (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 75/25 Mbps | 0.236 Mbps |
| Network technology | 2G, 3G, 4G | 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 | UMTS 850/1900/2100 | Not supported |
| Primary 4G network | LTE Cat2 (Bands 4, 17) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE |
| Secondary 2G network | Not supported | GSM 900/1800 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS |
📷 Camera | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| Back camera (main camera) | 8 megapixels | 3.1 megapixels |
| Main camera resolution | 3264x2448 pixels | 2048x1536 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | QVGA (320x240) 15 fps |
| Flash | LED flash | 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 | Autofocus | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Not supported |
| Face/smile detection | Face detection | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | Not supported | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| Front camera (secondary) | 2 megapixels | Not supported |
| Front camera resolution | 1600x1200 pixels | Not supported |
| Video recording (secondary) | VGA (640x480) | 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 | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones | feature not registered |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 proprietary connector |
| Audio output | 3.5mm jack | proprietary audio output |
| TV output | Micro-B USB MHL | Not supported |
| Bluetooth | 3.0 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot | Not supported |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1850 mAh | 1200 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 7 hours | 4.5 hours |
| Standby | 256 hours (10.7 days) | 400 hours (16.7 days) |
➕ Other features | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (Swype), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • HAC M3/T3 • Java framework | • Colors: Black, Dark Brown, Elegant Pink • Samsung TouchWiz Lite v1.0 • DNSe (Digital Natural Sound Engine) • Java framework |
☢️ Radiation rate | ||
| Galaxy S2 Skyrocket (SGH-i727) | Samsung Duos B5722 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.3W/kg (head), 0.85W/kg (body) | 0.77W/kg (head), 0.69W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.197W/kg (head) | 0.685W/kg (head) |