Samsung Galaxy S Lightray 4G (SCH-R940) vs Samsung Galaxy S20 FE 5G (SM-G781U 256GB)
Side by side comparison between Samsung Galaxy S Lightray vs Samsung Galaxy S20 FE 5G 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
6.5"
AMOLED
AMOLED
1080x2400
12.2
MP
MP
32mp
6GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S20 FE 5G (SM-G781U 256GB)
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!
3 Advantages 
35 Advantages | 13 Common items in both devices |
| Super AMOLED Plus / Super AMOLED |
| 16 million |
| LED flash |
| Autofocus / PDAF: phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| +6 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) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| Change model | ||
| Model | Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) |
| Other model names | MetroPCS Samsung Galaxy S Lightray 4G R940, Samsung Stealth | Galaxy S20 Fan Edition 5G SM-G781U (Unlocked) |
| Country or region available |  USA | USA |
| Brand | Samsung | Samsung |
| Release date | 8/3/2012 | 10/2/2020, Announced: 9/23/2020 |
| Depth | 11.7 millimeters (0.46 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 68 x 130 millimeters (2.68 x 5.12 in) | 74.5 x 159.8 millimeters (2.93 x 6.29 in) |
| Weight | 142 grams (4.97 ounces) | 190 grams (6.65 ounces) |
| Build, materials | Plastic body, glass front | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| Display type | Super AMOLED Plus | Super AMOLED |
| Screen size | 4.3" inches | 6.5" inches |
| Screen-to-body ratio | ~59.5% (screen-to-body ratio) | ~85.7% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 217 PPI | 405 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 700nits[typ], 1000nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| System version | Android 2.3.7 Gingerbread | Android 10 |
| Firmware update | feature not registered | Android 13 |
| User Interface | feature not registered | One UI 2.5 / 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| Chipset | 32bit: Samsung Exynos 3210 | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) |
| CPU | Single-core, 1 processor: 1x 1GHz ARM Cortex-A8 (Single-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | PowerVR SGX540 | Qualcomm Adreno 650 (250-587MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 543986 (v8) Geekbench: 3296 (v5.1) GFXBench: 45fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| RAM memory | 512MB LPDDR2 | 6GB LPDDR5 |
| Internal storage | 2GB (1.39GB available) | 256GB (221GB available) UFS 3.0 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 75/25 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat2 (Bands 2, 4) | LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (2, 5, 41, 66, 71) |
| Primary data network | CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, LTE | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| 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) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| Back camera (main camera) | 8 megapixels | (triple camera) 12.2 megapixels 12MP ultrawide f/2.2123°13mm1/3"1.12µm 8MP telephoto f/2.476mm1/4.5"1.0µmPDAFOIS3x-optical-zoom |
| Main camera resolution | 3264x2448 pixels | 4032x3024 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/1.76" inches |
| Pixel size | feature not registered | 1.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | HDR photo/video on both cameras |
| Camera extras | feature not registered | 1080p@60fps |
📸 Front camera | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| Front camera (secondary) | 1.3 megapixels | 32 megapixels |
| Front camera resolution | 1280x1024 pixels | 6528x4896 pixels |
| Video recording (secondary) | VGA (640x480) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/2.74" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| Loudspeaker | Supported | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | Not supported | 2 microphones |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| USB | MicroUSB 2.0 | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Micro HDMI Type D | USB Type-C SlimPort® |
| Bluetooth | 3.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1600 mAh | 4500 mAh |
| Charger, watts | Wired charging | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | 15W Qi wireless charging 4.5W Reverse wireless charging |
| 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) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| 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: Lavender, Mint, Navy, White, Red, Orange |
☢️ Radiation rate | ||
| Galaxy S Lightray 4G (SCH-R940) | Galaxy S20 FE 5G (SM-G781U 256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.95W/kg (head), 0.82W/kg (body) | 0.7W/kg (head), 0.82W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |