LG Optimus S (LS670) vs Samsung Galaxy S2 Skyrocket (SGH-i727)
Side by side comparison between LG Optimus S vs Samsung Galaxy S2 Skyrocket phones, differences, pros, cons and full specifications. What's the better?
,
3.2"
TFT
TFT
320x480
3.1
MP
MP
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
vs
4.5"
AMOLED
AMOLED
480x800
8
MP
MP
2mp
1GB
RAM
RAM
Dual-core
1850
mAh
mAh
(Removable)
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!
1 Advantage 
22 Advantages | 16 Common items in both devices |
| Until 32GB microSD, microSDHC |
| 16 million |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| +9 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 | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| Change model | ||
| Model | Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) |
| Other model names | Sprint LG Optimus S LS670, LG LS670 | AT&T Samsung Galaxy S II Skyrocket i727 |
| Country or region available |  USA | USA |
| Brand | LG | Samsung |
| Release date | 11/8/2010 | 11/6/2011 |
| Depth | 13.2 millimeters (0.52 inches) | 9.4 millimeters (0.37 inches) |
| Size (width x height) | 58.9 x 113.5 millimeters (2.32 x 4.47 in) | 68.8 x 129.8 millimeters (2.71 x 5.11 in) |
| Weight | 130 grams (4.55 ounces) | 131 grams (4.59 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| Display type | TFT LCD | Super AMOLED Plus |
| Screen size | 3.2" inches | 4.5" inches |
| Screen-to-body ratio | ~45.6% (screen-to-body ratio) | ~64.5% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 180 PPI | 207 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| System version | Android 2.2.2 Froyo | Android 2.3.5 Gingerbread |
| Firmware update | Android 2.3.3 Gingerbread | Android 4.1.2 Jelly Bean |
| User Interface | feature not registered | TouchWiz 4.0 UI |
⚙️ Processor | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 MSM7627 | 32bit: Qualcomm Snapdragon S3 (MSM8260) (45nm) |
| CPU | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) | Dual-core, 1 processor: 2x 1.5GHz Scorpion (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 200 | Qualcomm Adreno 220 (266MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| RAM memory | 512MB | 1GB LPDDR2 |
| Internal storage | 512MB (140MB available) | 16GB (13GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | Not supported | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 0.153 Mbps | 75/25 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | UMTS 850/1900/2100 |
| Primary 4G network | Not supported | LTE Cat2 (Bands 4, 17) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CDMA2000 EV-DO Rev A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| Back camera (main camera) | 3.1 megapixels | 8 megapixels |
| Main camera resolution | 2048x1536 pixels | 3264x2448 pixels |
| Video recording (primary) | VGA (640x480) 15 fps | Full HD (1920x1080) 30 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 | Autofocus | Autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Face detection |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| Front camera (secondary) | Not supported | 2 megapixels |
| Front camera resolution | Not supported | 1600x1200 pixels |
| Video recording (secondary) | Not supported | VGA (640x480) |
| 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 | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | feature not registered | 2 microphones |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.263, H.264, WMV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro-B USB MHL |
| Bluetooth | 2.1 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | feature not registered | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| Sensors | Accelerometer Compass Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| Battery type | Li-Ion: lithium-ion (Removable) LGIP-400N | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1500 mAh | 1850 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 5 hours | 7 hours |
| Standby | 200 hours (8.3 days) | 256 hours (10.7 days) |
➕ Other features | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Gray • 2GB microSD included • LG 3Way Sync • HAC (M4/T4) • WiFi hotspot Java framework | • Colors: Black, White HAC M3/T3 Java framework |
☢️ Radiation rate | ||
| LG Optimus S (LS670) | Galaxy S2 Skyrocket (SGH-i727) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.3W/kg (head), 0.85W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.197W/kg (head) |