TCL 20 5G (T781K) vs Samsung Galaxy S7 Duos (SM-G930FD)
Side by side comparison between TCL 20 5G vs Samsung Galaxy S7 phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
IPS
IPS
1080x2400
48
MP
MP
8mp
6GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
5.1"
AMOLED
AMOLED
1440x2560
12.2
MP
MP
5mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? TCL 20 5G (T781K)
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!
19 Advantages 
17 Advantages | 23 Common items in both devices |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo on both cameras / HDR photo/video on both cameras |
| 4K UHD (3840x2160) |
| +16 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 | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| Model | TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) |
| Other model names | TCL 20 5G T781K (256GB) | Galaxy S7 Dual Sim G930FD (Exynos), Samsung Hero |
| Country or region available |  (Global, International) |      (Europe), China, India, Indonesia, Taiwan |
| Brand | TCL | Samsung |
| Release date | 11/30/2020 | 3/11/2016, Announced: 2/21/2016 |
| Depth | 9.1 millimeters (0.36 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 76.8 x 166.2 millimeters (3.02 x 6.54 in) | 69.6 x 142.4 millimeters (2.74 x 5.61 in) |
| Weight | 206 grams (7.21 ounces) | 152 grams (5.32 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 6.67" inches | 5.1" inches |
| Screen-to-body ratio | ~84.2% (screen-to-body ratio) | ~72.3% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1440x2560 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 395 PPI | 576 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 4 |
| Refresh rate | 60Hz | 60Hz |
| Display features | 450nits[typ] HDR10 | Not supported |
🤖 Operating System | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| System version | Android 10 | Android 6.0.1 Marshmallow |
| Firmware update | feature not registered | Android 8.0 Oreo |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| Chipset | 64bit: Qualcomm Snapdragon 690 SM6350 (8nm) | 64bit: Samsung Exynos 8890 (14nm) |
| CPU | Octa-core, 2 processors: 2x 2GHz Kryo 560 Gold (Dual-core) 6x 1.7GHz Kryo 560 Silver (Hexa-core) | Octa-core, 2 processors: 4x 2.3GHz M1 Mongoose (Quad-core) 4x 1.6GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 619L 950Mhz | ARM Mali-T880 MP12 (650MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 80582 (v5), 175184 (v8) |
💽 Memory and storage | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| RAM memory | 6GB LPDDR4X | 4GB LPDDR4 |
| Internal storage | 256GB (230GB available) UFS 2.1 | 32GB (22GB available) UFS 2.0 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 450/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G |
| 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 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat18 (1, 3, 5, 7, 8, 20, 26, 28, 32) TD-LTE (38, 40, 41) VoLTE | LTE Cat9 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28) TD-LTE (Bands 38, 39, 40, 41) |
| Primary 5G network | SA/NSA (1, 3, 5, 28, 41, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| Back camera (main camera) | (triple camera) 48 megapixels 8MP ultrawide f/2.216mm118°1/4"1.12µm 2MP macro f/2.483°1/5"1.75μm | 12.2 megapixels |
| Main camera resolution | 8000x6000 pixels | 4032x3024 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/2" inches | 1/2.55" inches |
| Pixel size | 0.8µm pixel | 1.4µm 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 | Only digital 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 | feature not registered |
📸 Front camera | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| Front camera (secondary) | 8 megapixels | 5 megapixels |
| Front camera resolution | 3264x2448 pixels | 2592x1944 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 2K UHD (2560x1440) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/1.7 (aperture) |
| Focal length | 27mm lens | 22mm lens |
| Sensor size | 1/4" inches | 1/4.1" inches |
| Pixel size | 1.12µm pixel | 1.34µm pixel |
🔉 Sound and multimedia | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, DivX, XviD, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Micro-B USB MHL |
| Bluetooth | 5.1 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Barometer Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Heart rate Proximity sensor SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4500 mAh | 3000 mAh |
| Charger, watts | 18W Wired fast charging Reverse charging by cable Quick Charge 4+ | 15W Wired fast charging Quick Charge 2 |
| Inductive / wireless charging | Not supported | Qi wireless charging (Qi/PMA) |
| Talk time autonomy | feature not registered | 28 hours (1.2 days) |
| Standby | feature not registered | 288 hours (12 days) |
➕ Other features | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: Mist Gray, Placid Blue • TCL UI • 2.5D screen • NXTVISION • Screen protector included • TPU case included • Hi-Res audio • 24-bit/192kHz audio | • Colors: Black, Gold, Silver • Corning Gorilla Glass back panel • Samsung Gear VR compatible • Fast battery charging: 83% in 30min • OneDrive 115GB • Samsung Pay (Visa, MasterCard) |
☢️ Radiation rate | ||
| TCL 20 5G (T781K) | Galaxy S7 Duos (SM-G930FD) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.406W/kg (head), 0.621W/kg (body) |