LG G8X ThinQ (G850QM7) vs Samsung Galaxy M40 (SM-M405FN/DS)
Side by side comparison between LG G8X ThinQ vs Samsung Galaxy M40 phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
OLED
OLED
1080x2340
12
MP
MP
32mp
6GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
6.3"
PLS
PLS
1080x2340
32
MP
MP
16mp
6GB
RAM
RAM
Octa-core
3500
mAh
mAh
(Non removable)
What's the better phone? LG G8X ThinQ (G850QM7)
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!
18 Advantages 
6 Advantages | 32 Common items in both devices |
| 6GB LPDDR4X |
| 128GB (104GB available) / 128GB (105GB available) |
| Until 1TB microSD, microSDXC |
| 16 million |
| 1080x2340 pixels |
| LED flash |
| Only digital zoom |
| +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 | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| Model | G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) |
| Other model names | LG G8X ThinQ Dual Screen (Unlocked) LMG850QM7XAUSABK | Galaxy M40 SM-M405FN/Dual-Sim (128GB + 6GB RAM) |
| Country or region available |  USA |   (Europe), (Global, International) |
| Brand | LG | Samsung |
| Release date | 11/1/2019, Announced: 9/6/2019 | 6/11/2019 |
| Depth | 8.4 millimeters (0.33 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 75.8 x 159.3 millimeters (2.98 x 6.27 in) | 73.9 x 155.3 millimeters (2.91 x 6.11 in) |
| Weight | 192 grams (6.72 ounces) | 168 grams (5.88 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 G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| Display type | OLED | TFT PLS |
| Screen size | 6.4" inches | 6.3" inches |
| Screen-to-body ratio | ~83.3% (screen-to-body ratio) | ~84.9% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 403 PPI | 409 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 6 | Gorilla Glass 3 |
| Refresh rate | 60Hz | feature not registered |
| Display features | HDR10 Always-On Display DCI-P3 100% | feature not registered |
🤖 Operating System | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| System version | Android 9.0 Pie | Android 9.0 Pie |
| Firmware update | Android 10 | Android 10 |
| User Interface | LG UX 9.0 / 10 | feature not registered |
⚙️ Processor | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| Chipset | 64bit: Qualcomm Snapdragon 855 (SM8150) (7nm) | 64bit: Qualcomm Snapdragon 675 SDM675 (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: 2x 2GHz Kryo 460 Gold (Dual-core) 6x 1.7GHz Kryo 460 Silver (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 640 (585MHz) | Qualcomm Adreno 612 845Mhz |
| Performance (benchmark) | AnTuTu: 339726 (v7), 411980 (v8) Geekbench: 11251 (v4.4), 2870 (v5.1) GFXBench: 38fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| RAM memory | 6GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (104GB available) UFS 2.1 | 128GB (105GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| 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 | 2000/75 Mbps | 400/50 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat20 (2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 71) TD-LTE (41, 48) VoLTE | LTE Cat6 (Bands 1, 3, 5, 8, 20) TD-LTE (Bands 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | 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 | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| Back camera (main camera) | (dual camera) 12 megapixels 13MP ultrawide f/2.49mm1.0µm | (triple camera) 32 megapixels 8MP ultrawide f/2.212mm1.12µmPDAF 5MP depth f/2.2 |
| Main camera resolution | 4000x3000 pixels | 6528x4896 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | 27mm (lens) | feature not registered |
| Sensor size | 1/2.55" inches | feature not registered |
| Pixel size | 1.4µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | 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 on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30/60fps 1080p@30/60/240fps | feature not registered |
📸 Front camera | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| Front camera (secondary) | 32 megapixels | 16 megapixels |
| Front camera resolution | 6528x4896 pixels | 4608x3456 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.9 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| Loudspeaker | Stereo sound 32-bit/192kHz Tuned by Meridian | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | 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 G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | USB Type-C (reversible) | Not supported |
| 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 [wifi5] (2.4GHz, 5GHz) + MIMO 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 G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4000 mAh | 3500 mAh |
| Charger, watts | 21W Wired fast charging Quick Charge 3 USB Power Delivery 2.0 | 15W Wired fast charging |
| Inductive / wireless charging | 9W Qi wireless charging | feature not registered |
| Talk time autonomy | 20 hours | 29 hours (1.2 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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: New Aurora Black • Screen case (foldable) | • Colors: Midnight Blue, Sweater Blue • One UI • Dolby Atmos sound • Slow motion 240fps |
☢️ Radiation rate | ||
| LG G8X ThinQ (G850QM7) | Galaxy M40 (SM-M405FN/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.274W/kg (head), 1.17W/kg (body) |