LG G8 ThinQ (G820UM1) vs TCL 20 SE (T671F)
Side by side comparison between LG G8 ThinQ vs TCL 20 SE phones, differences, pros, cons and full specifications. What's the better?
,
6.1"
POLED
POLED
1440x3120
12
MP
MP
8mp
6GB
RAM
RAM
Octa-core
3500
mAh
mAh
(Non removable)
vs
6.82"
IPS
IPS
720x1640
48
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? LG G8 ThinQ (G820UM1)
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!
25 Advantages 
8 Advantages | 27 Common items in both devices |
| 128GB (104GB available) |
| UFS 2.1 |
| 60Hz |
| 16 million |
| Only digital zoom |
| PDAF on back camera and autofocus front camera / PDAF: phase detection autofocus |
| HDR photo/video and HDR photo on front camera / HDR photo on both cameras |
| +20 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 | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| Model | LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) |
| Other model names | AT&T LG G8 ThinQ LMG820UM1, LM-G820UM1 | TCL 20 SE (T671F) 128GB+4GB RAM |
| Country or region available |  USA |  (Global, International) |
| Brand | LG | TCL |
| Release date | 4/11/2019, Announced: 2/24/2019 | 4/26/2021, Announced: 1/11/2021 |
| Depth | 8.4 millimeters (0.33 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 71.882 x 151.892 millimeters (2.83 x 5.98 in) | 77.14 x 172.08 millimeters (3.04 x 6.77 in) |
| Weight | 167 grams (5.85 ounces) | 206 grams (7.21 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| Protection against water and others | IP68 certified: dust/waterproof over 1.5 meters and 30min. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Not supported |
📲 Display | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| Display type | P-OLED | TFT IPS LCD |
| Screen size | 6.1" inches | 6.82" inches |
| Screen-to-body ratio | ~83.7% (screen-to-body ratio) | ~83.2% (screen-to-body ratio) |
| Display resolution | 1440x3120 pixels (19.5:9) | 720x1640 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 563 PPI | 263 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Not supported |
| Refresh rate | 60Hz | 60Hz |
| Display features | HDR10 100% DCI-P3 Always-On Display | 450nits[typ] |
🤖 Operating System | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| System version | Android 9.0 Pie | Android 11 |
| Firmware update | Android 12 | feature not registered |
| User Interface | LG UX 8.0 / 9.0 / 10 / 11 | feature not registered |
⚙️ Processor | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| Chipset | 64bit: Qualcomm Snapdragon 855 (SM8150) (7nm) | 64bit: Qualcomm Snapdragon 460 (SM4250) (11nm) |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core) | Octa-core, 2 processors: 4x 1.8GHz Kryo 240 (Quad-core) 4x 1.6GHz Kryo 240 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 640 (585MHz) | Qualcomm Adreno 610 (600MHz) |
| Performance (benchmark) | AnTuTu: 331537 (v7), 362730 (v8) Geekbench: 10735 (v4.4), 2700 (v5.1) GFXBench: 20fps (ES 3.1 onscreen) | AnTuTu: 146080 (v9) Geekbench: 814 (v5.4) |
💽 Memory and storage | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| RAM memory | 6GB LPDDR4X | 4GB LPDDR3 |
| Internal storage | 128GB (104GB available) UFS 2.1 | 128GB (104GB available) UFS 2.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| 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) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 1600/150 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 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 850/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat19 (1, 2, 3, 4, 5, 7, 12, 14, 20, 29, 30, 66) TD-LTE (38, 39, 40, 41, 46) | LTE Cat4 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat4 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
📷 Camera | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| Back camera (main camera) | (dual camera) 12 megapixels 16MP ultrawide f/1.91/3.1"16mm1.0µmFF | (quad camera) 48 megapixels 5MP ultrawide f/2.214mm115°1/5"1.12µm 2MP depth f/2.4 2MP macro f/2.4 |
| Main camera resolution | 4000x3000 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.5 (aperture) | f/1.8 (aperture) |
| Focal length | 27mm (lens) | 27mm (lens) |
| Sensor size | 1/2.6" inches | 1/2" inches |
| Pixel size | 1.4µm pixel | 1.12µm pixel |
| Autofocus | PDAF on back camera and autofocus front camera | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video and HDR photo on front camera | HDR photo on both cameras |
| Camera extras | 1080p@30/60fps 720p@240fps | feature not registered |
📸 Front camera | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| Front camera (secondary) | (dual front camera) 8 megapixels 0.3MP TOF f/1.4 | 13 megapixels |
| Front camera resolution | 3264x2448 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.7 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm (lens) | 26mm (lens) |
| Sensor size | 1/3.6" inches | 1/3" inches |
| Pixel size | 1.22µm pixel | 1.12µm pixel |
🔉 Sound and multimedia | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| Loudspeaker | Mono sound (not stereo) 32-bit/192kHz DTS:X | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| 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 | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| 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 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gesture Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3500 mAh | 5000 mAh |
| Charger, watts | 21W Wired fast charging Quick Charge 3 USB Power Delivery 2.0 | 18W Wired fast charging |
| Inductive / wireless charging | 9W Qi wireless charging | Not supported |
| Talk time autonomy | 19 hours | feature not registered |
| Standby | 504 hours (21 days) | feature not registered |
➕ Other features | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| 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: Aurora Black, Platinum Gray | • Colors: Nuit Black, Aurora Green • TCL UI 3 • 2.5D screen • Dual speakers stereo • 24-bit/192kHz audio |
☢️ Radiation rate | ||
| LG G8 ThinQ (G820UM1) | TCL 20 SE (T671F) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |