Samsung Galaxy S Lightray 4G (SCH-R940) vs Quantum Fly
Side by side comparison between Samsung Galaxy S Lightray vs Quantum Fly 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
5.2"
IPS
IPS
1080x1920
16
MP
MP
8mp
3GB
RAM
RAM
Deca-core
3000
mAh
mAh
(Non removable)
What's the better phone? Quantum Fly
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!
2 Advantages 
28 Advantages | 16 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| 4G LTE / 4G LTE-A |
| Capacitive |
| Multitouch |
| +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 | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| Change model | ||
| Model | Galaxy S Lightray 4G (SCH-R940) | Quantum Fly |
| Other model names | MetroPCS Samsung Galaxy S Lightray 4G R940, Samsung Stealth | Positivo Quantum FLY 32GB |
| Country or region available |  USA |  Brazil |
| Brand | Samsung | Quantum |
| Release date | 8/3/2012 | 9/1/2016 |
| Depth | 11.7 millimeters (0.46 inches) | 7.5 millimeters (0.3 inches) |
| Size (width x height) | 68 x 130 millimeters (2.68 x 5.12 in) | 73 x 149 millimeters (2.87 x 5.87 in) |
| Weight | 142 grams (4.97 ounces) | 140 grams (4.9 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| Display type | Super AMOLED Plus | TFT IPS LCD |
| Screen size | 4.3" inches | 5.2" inches |
| Screen-to-body ratio | ~59.5% (screen-to-body ratio) | ~68.5% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 217 PPI | 424 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| System version | Android 2.3.7 Gingerbread | Android 6.0 Marshmallow |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| Chipset | 32bit: Samsung Exynos 3210 | 64bit: MediaTek MT6797 Helio X20 (20nm) |
| CPU | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) | Deca-core, 3 processors: 2x 2.1GHz ARM Cortex-A72 (Dual-core) 4x 1.85GHz ARM Cortex-A53 (Quad-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | PowerVR SGX540 | ARM Mali-T880 MP4 780Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| RAM memory | 512MB LPDDR2 | 3GB LPDDR3 |
| Internal storage | 2GB (1.39GB available) | 32GB (25GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 128GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) |
| Maximum Download / Upload | 75/25 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G | 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 800/1700/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | UMTS 850/2100 |
| Primary 4G network | LTE Cat2 (Bands 2, 4) | LTE Cat6 (Bands 3, 7, 28) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| Back camera (main camera) | 8 megapixels | 16 megapixels |
| Main camera resolution | 3264x2448 pixels | 4608x3456 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | Dual-LED on main camera and LED on front camera |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| 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 | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| Front camera (secondary) | 1.3 megapixels | 8 megapixels |
| Front camera resolution | 1280x1024 pixels | 3264x2448 pixels |
| Video recording (secondary) | VGA (640x480) | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| 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) | Quantum Fly | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.265, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| USB | MicroUSB 2.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro HDMI Type D | Not supported |
| Bluetooth | 3.0 + A2DP | 4.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n/ac [wifi5] (2.4GHz, 5GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1600 mAh | 3000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 3.5 hours | feature not registered |
| Standby | 200 hours (8.3 days) | feature not registered |
➕ Other features | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| 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, HTML5 |
| 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: Gray, Blue, Pink • 2.5D Arc glass screen • LED notification • Angle 80º on front camera • WiFi hotspot |
☢️ Radiation rate | ||
| Galaxy S Lightray 4G (SCH-R940) | Quantum Fly | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.95W/kg (head), 0.82W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |