Detailed comparison and review of Samsung Galaxy Note8 DUOS and LG K40. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-N950F/DS | LM-X420EMW | |
| Form Factor | Touch | Touch | |
| Height | 162.5 mm | 153 mm | Samsung Galaxy Note8 DUOS has greater height than LG K40. |
| Width | 74.8 mm | 71.9 mm | Samsung Galaxy Note8 DUOS has greater width than LG K40. |
| Depth | 8.6 mm | 8.3 mm | LG K40 is narrower than Samsung Galaxy Note8 DUOS. |
| Weight | 195 g | 145 g | LG K40 is lighter than Samsung Galaxy Note8 DUOS. |
| Body Colour | Midnight black | New Aurora Black | Moroccan blue | |
| Protection | Dustproof, splashproof, waterproof | - | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy Note8 DUOS is waterproof. |
| IP rating | IP68 | - | |
| SAR Value | 1.29 W/kg (body), 0.173 W/kg (head) | 1.597 W/kg (body), 0.518 W/kg (head) | |
| Integrated Components | Heart rate sensor | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
|
| SIM Card Type (Size) | Nano SIM | - | |
| SIM Card Qty | Dual-SIM (SIM1 and SIM2/MicroSD slots) | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Quad HD+ Super AMOLED | IPS | |
| Screen Size (Display Size) | 6.3" | 5.7" | Samsung Galaxy Note8 DUOS has larger screen size than LG K40. |
| Screen Resolution (Display Resolution) | 2960 x 1440 pixels | 1440 x 720 pixels | Samsung Galaxy Note8 DUOS has better screen resolution than LG K40. |
| Display Format | - | HD | |
| Pixel Density | 521 ppi | 282 ppi | Samsung Galaxy Note8 DUOS has better pixel density than LG K40. |
| Aspect Ratio | - | 18:9 | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | Always-on display | Curved glass, FullVision display |
| PROCESSOR | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| Processor Type (CPU) | Samsung Exynos | MediaTek | |
|---|---|---|---|
| Processor Number | 8895 | MT6762 | |
| Clock Speed | 2.3 GHz | 2 GHz | Samsung Galaxy Note8 DUOS has higher clock speed than LG K40. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | Mali-G71 MP20 | PowerVR GE8320 |
| MEMORY | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| RAM | LPDDR4 SDRAM - 6 GB | 2 GB | Samsung Galaxy Note8 DUOS has more RAM than LG K40. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 32 GB | Samsung Galaxy Note8 DUOS has more internal memory than LG K40. |
| User Memory | 51.2 GB | 20.2 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSDXC - up to 2 TB |
| CAMERA | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 16 Megapixel | LG K40 has better camera resolution than Samsung Galaxy Note8 DUOS. |
| Sensor Size | 1/2.55" | 1/3" | LG K40 has better camera sensor size than Samsung Galaxy Note8 DUOS. |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.7 | F/2.0 | Samsung Galaxy Note8 DUOS has better lens aperture than Samsung Galaxy Note8 DUOS. |
| Lens Construction | 6-element | - | |
| Pixel Size | - | 1 μm | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy Note8 DUOS has optical stabilisation. |
| Focus Adjustment | Automatic, manual | Automatic | |
| Optical Zoom | 2x | - | |
| Digital Zoom | 10x | - | |
| Self-Timer Delay | Yes | - | |
| Special Effects | Motion effect, HDR, Stamp, Bokeh effect, Grid Line, Stickers | - | |
| Camera Modes | Panorama, Slow motion mode, Pro mode, Timer mode, Virtual Shot, HYPERLAPSE, Food mode | - | |
| Face Recognition (Face ID) | Face detection | - | Samsung Galaxy Note8 DUOS has face detection. |
| White Balance | Custom, automatic | - | |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps | - | |
| Camera Features (Functions) | Selective Focus, Quick Launch, Playback zoom, Tracking Focus, Dual Pixel technology, Motion photo, Exposure, Shutter speed, geotagging, RAW image capture, VDIS (Video Digital Image Stabilisation) | Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | - | |
|---|---|---|---|
| Lens Type (2nd Camera) | Telephoto lens | - | |
| Lens Aperture (2nd Camera) | F/2.4 | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
| Sensor Size (Front) | 1/3.6" | 1/4" | LG K40 has better front camera sensor size than Samsung Galaxy Note8 DUOS. |
| Sensor Type (Front) | CMOS | - | |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/1.7 | F/2.0 | Samsung Galaxy Note8 DUOS has better front lens aperture than Samsung Galaxy Note8 DUOS. |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | Automatic | - | |
| Camera Modes (Front) | Wide selfie mode | Portrait mode | |
| Light Source (Front) | - | LED flash | |
| Camera Features (Front) | Optical Image Stabilisation (OIS) | - |
| BATTERY AND CHARGING | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| Battery Capacity (Battery Size) | 3300 mAh | 3000 mAh | Samsung Galaxy Note8 DUOS has larger battery capacity than LG K40. |
|---|---|---|---|
| Wireless Charging | Yes | - | Samsung Galaxy Note8 DUOS can be charged wirelessly. |
| Wireless Charging Standards | WPC, PMA | - | |
| Standby Time | - | 100 hours | |
| Talk Time | 1320 minutes | 480 minutes | Samsung Galaxy Note8 DUOS has longer battery life when making calls than LG K40. |
| Run Time Details | Talk (3G): up to 1320 min Active online usage (3G): up to 12 hrs Active online usage (4G): up to 13 hrs Active online usage (Wi-Fi): up to 14 hrs Playback (audio (Always On Display On)): up to 47 hrs Playback (audio (Always On Display Off)): up to 74 hrs Playback (video): up to 16 hrs |
Talk: up to 480 min Standby: up to 100 hrs |
|
| Battery Technology | - | Lithium Ion |
| CELLULAR | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| Technology | TD-SCDMA / WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 7.1.1 Nougat | Android 8.1 Oreo | |
| Intelligent Assistant | Bixby | Google Assistant | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS |
| COMMUNICATIONS | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | - | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | - | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 LE | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| Supported Digital Audio Standards | WAV, WMA, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, apt-X, DSF, DSD, MXMF, IMY, RTTTL, RTX, OTA, DFF, MID | WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | - | |
| Sound Enhancements | Acoustic Overload Point | DTS: X 3D Premium Sound |
| FEATURES | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, heart rate, pressure sensor, geomagnetic sensor | Ambient light sensor, proximity sensor | |
| Security Devices | Fingerprint reader, eye scan | Face recognition, fingerprint reader | |
| Additional Phone Features | Face Unlock, Wi-Fi Miracast, MU-MIMO technology, Fast Charging, Samsung KNOX | Google Lens, Google Assistant Key, AI Cam |
| OTHERS | Samsung Galaxy Note8 DUOS | LG K40 |
|---|
| Included Accessories | Power adapter, tweezer, SIM card removal tool, USB Connector (USB-C), micro-USB connector, AKG headphones, USB-C cable, S Pen, Pen nibs | Power adapter | |
|---|---|---|---|
| Compliant Standards | IP68, HAC (Hearing Aid Compatible) | MIL-STD 810G |
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