Samsung Galaxy A51 5G (SM-A516B/DS) vs Samsung Galaxy S20 FE 5G (SM-G781U 128GB)
Side by side comparison between Samsung Galaxy A51 5G vs Samsung Galaxy S20 FE 5G phones, differences, pros, cons and full specifications. What's the better?
,
6.5"
AMOLED
AMOLED
1080x2400
48
MP
MP
32mp
6GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non 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 128GB)
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!
6 Advantages 
17 Advantages | 32 Common items in both devices |
| 128GB (105GB available) / 128GB (103GB available) |
| Until 1TB microSD, microSDXC |
| Aluminum body, glass front, plastic back |
| Super AMOLED |
| 16 million |
| 1080x2400 pixels |
| 405 PPI |
| +25 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 A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| Model | Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) |
| Other model names | Galaxy A51 SM-A516B | Galaxy S20 Fan Edition 5G SM-G781U (Unlocked) |
| Country or region available |  (Global, International) |  USA |
| Brand | Samsung | Samsung |
| Release date | 4/29/2020, Announced: 4/8/2020 | 10/2/2020, Announced: 9/23/2020 |
| Depth | 8.7 millimeters (0.34 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 73.6 x 158.9 millimeters (2.9 x 6.26 in) | 74.5 x 159.8 millimeters (2.93 x 6.29 in) |
| Weight | 187 grams (6.55 ounces) | 190 grams (6.65 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | 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 A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 6.5" inches | 6.5" inches |
| Screen-to-body ratio | ~87.2% (screen-to-body ratio) | ~85.7% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 405 PPI | 405 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 3 |
| Refresh rate | 60Hz | 120Hz |
| Display features | Always-On Display | 700nits[typ], 1000nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| System version | Android 10 | Android 10 |
| Firmware update | Android 13 | Android 13 |
| User Interface | One UI 2.5 / 3.1 / 4.1 / 5.0 | One UI 2.5 / 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| Chipset | 64bit: Samsung Exynos 980 (8nm) | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A77 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-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 | ARM Mali-G76 MP5 (728MHz) | Qualcomm Adreno 650 (250-587MHz) |
| Performance (benchmark) | AnTuTu: 316007 (v8) Geekbench: 1867(v5.1) GFXBench: 17fps (ES 3.1 onscreen) | AnTuTu: 543986 (v8) Geekbench: 3296 (v5.1) GFXBench: 45fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| RAM memory | 6GB LPDDR4X | 6GB LPDDR5 |
| Internal storage | 128GB (105GB available) UFS 2.1 | 128GB (103GB available) UFS 3.0 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/200 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat12/13 (1, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (38, 40, 41) VoLTE | 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 | SA/NSA/Sub6 (41, 78) | SA/NSA/Sub6 (2, 5, 41, 66, 71) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | 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 | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| Back camera (main camera) | (quad camera) 48 megapixels 12MP ultrawide f/2.213mm1.12µm 5MP telephoto f/2.440mm 5MP depth f/2.21/5.0"1.12µm | (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 | 8000x6000 pixels | 4032x3024 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/2" inches | 1/1.76" inches |
| Pixel size | 0.8µm pixel | 1.8µm pixel |
| Autofocus | PDAF: phase detection 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, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | feature not registered | 1080p@60fps |
📸 Front camera | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| Front camera (secondary) | 32 megapixels | 32 megapixels |
| Front camera resolution | 6528x4896 pixels | 6528x4896 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/2.8" inches | 1/2.74" inches |
| Pixel size | 0.8µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| Loudspeaker | Supported | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C SlimPort® |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 4500 mAh |
| Charger, watts | 15W Wired fast charging | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 |
| Inductive / wireless charging | Not supported | 15W Qi wireless charging 4.5W Reverse wireless charging |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), 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, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Prism Cube Black, Prism Cube White, Prism Cube Pink | • Colors: Lavender, Mint, Navy, White, Red, Orange |
☢️ Radiation rate | ||
| Galaxy A51 5G (SM-A516B/DS) | Galaxy S20 FE 5G (SM-G781U 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.7W/kg (head), 0.82W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.496W/kg (head), 1.555W/kg (body) | feature not registered |