Samsung Galaxy S Lightray 4G (SCH-R940) vs Samsung Focus Flash (SGH-i677)
Side by side comparison between Samsung Galaxy S Lightray vs Samsung Focus Flash phones, differences, pros, cons and full specifications. What's the better?
,
4.3"
AMOLED
AMOLED
480x800
8
MP
MP
1.3mp
512MB
RAM
RAM
Single-core
1600
mAh
mAh
(Removable)
vs
3.7"
AMOLED
AMOLED
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy S Lightray 4G (SCH-R940)
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!
11 Advantages 
7 Advantages | 20 Common items in both devices |
| 512MB LPDDR2 |
| Plastic body, glass front |
| Super AMOLED Plus / Super AMOLED |
| 16 million |
| 480x800 pixels |
| LED flash |
| Only digital zoom |
| +13 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 S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| Change model | ||
| Model | Galaxy S Lightray 4G (SCH-R940) | Focus Flash (SGH-i677) |
| Other model names | MetroPCS Samsung Galaxy S Lightray 4G R940, Samsung Stealth | AT&T Samsung Focus Flash i677, Samsung SGH-i677 |
| Country or region available |  USA | USA |
| Brand | Samsung | Samsung |
| Release date | 8/3/2012 | 11/6/2011 |
| Depth | 11.7 millimeters (0.46 inches) | 11 millimeters (0.43 inches) |
| Size (width x height) | 68 x 130 millimeters (2.68 x 5.12 in) | 58.7 x 116.1 millimeters (2.31 x 4.57 in) |
| Weight | 142 grams (4.97 ounces) | 116 grams (4.06 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| Display type | Super AMOLED Plus | Super AMOLED |
| Screen size | 4.3" inches | 3.7" inches |
| Screen-to-body ratio | ~59.5% (screen-to-body ratio) | ~57.2% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 217 PPI | 252 PPI |
| Colors | 16 million | 16 million |
| 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 | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| System version | Android 2.3.7 Gingerbread | Windows Phone 7.5 Mango |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| Chipset | 32bit: Samsung Exynos 3210 | 32bit: Qualcomm Snapdragon S2 MSM8255T (45nm) |
| CPU | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) | Single-core, 1 processor: 1x 1.4GHz Scorpion (Single-core) |
| GPU graphical controller | PowerVR SGX540 | Qualcomm Adreno 205 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| RAM memory | 512MB LPDDR2 | 512MB LPDDR2 |
| Internal storage | 2GB (1.39GB available) | 8GB (6GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 75/25 Mbps | 14.4/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1700/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat2 (Bands 2, 4) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, LTE | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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 | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| Back camera (main camera) | 8 megapixels | 5 megapixels |
| Main camera resolution | 3264x2448 pixels | 2560x1920 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | HD (1280x720) 30 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 | Autofocus |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| Front camera (secondary) | 1.3 megapixels | 0.3 megapixels |
| Front camera resolution | 1280x1024 pixels | 640x480 pixels |
| 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 S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro HDMI Type D | Not supported |
| Bluetooth | 3.0 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1600 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 3.5 hours | 6.5 hours |
| Standby | 200 hours (8.3 days) | 250 hours (10.4 days) |
➕ Other features | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (Swype), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | 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 • 16GB microSD included • Samsung TouchWiz 4.0 UI • HDMI 1.4 • HAC M4/T4 • WiFi hotspot • Java framework | • Colors: Dark Gray • HAC (M3/T3) • Bing Maps • Xbox Live • WiFi hotspot |
☢️ Radiation rate | ||
| Galaxy S Lightray 4G (SCH-R940) | Samsung Focus Flash (SGH-i677) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.95W/kg (head), 0.82W/kg (body) | 0.35W/kg (head), 0.93W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.309W/kg (head) |