LG Stylus 3 (Dual M400DK) vs LG K40S (X430HM)
Side by side comparison between LG Stylus 3 vs LG K40S phones, differences, pros, cons and full specifications. What's the better?
,
5.7"
IPS
IPS
720x1280
13
MP
MP
8mp
3GB
RAM
RAM
Octa-core
3080
mAh
mAh
(Removable)
vs
6.1"
IPS
IPS
720x1520
13
MP
MP
13mp
2GB
RAM
RAM
Octa-core
3500
mAh
mAh
(Non removable)
What's the better phone? LG K40S (X430HM)
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 | 28 Common items in both devices |
| eMMC 5.1 |
| Plastic body, glass front |
| TFT IPS LCD |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| +21 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 Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| Model | Stylus 3 (Dual M400DK) | K40S (X430HM) |
| Other model names | LG Stylus 3 M400DK 16GB, LG-M400DK, LGM400DK, LG PH3 | LG K40s LM-X430HM, LMX430HM (2GB RAM) Single-sim |
| Country or region available |   India, Sri Lanka |   (Latin America), Mexico |
| Brand | LG | LG |
| Release date | 3/1/2017 | 9/1/2019 |
| Depth | 7.4 millimeters (0.29 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 79.8 x 155.6 millimeters (3.14 x 6.13 in) | 73.9 x 156.3 millimeters (2.91 x 6.15 in) |
| Weight | 149 grams (5.22 ounces) | 186 grams (6.51 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.7" inches | 6.1" inches |
| Screen-to-body ratio | ~72.1% (screen-to-body ratio) | ~80.4% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels (16:9) | 720x1520 pixels (19:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 258 PPI | 276 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| System version | Android 7.0 Nougat | Android 9.0 Pie |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| Chipset | 64bit: MediaTek MT6750 (28nm) | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
| CPU | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-T860 MP2 520Mhz | PowerVR GE8320 (650MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| RAM memory | 3GB LPDDR3 | 2GB LPDDR3 |
| Internal storage | 16GB (9GB available) eMMC 5.1 | 32GB (18GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 300/50 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 900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 (3, 5) TD-LTE (40) VoLTE | LTE Cat6 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66) TD-LTE (Bands 38, 40) |
| 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, LTE-A |
| 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 | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| Back camera (main camera) | 13 megapixels | (dual camera) 13 megapixels 5MP ultrawide f/2.21.12μm117° |
| Main camera resolution | 4128x3096 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1.12µm pixel | 1.12µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| Front camera (secondary) | 8 megapixels | 13 megapixels |
| Front camera resolution | 3264x2448 pixels | 4128x3096 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.1 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Ambient light sensor Face unlock 2D Fingerprint sensor (rear-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| Battery type | Li-Ion: lithium-ion (Removable) BL-44E1F | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3080 mAh | 3500 mAh |
| Charger, watts | 6W (5V/1.2A) Wired charging | 6W (5V/1.2A) Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 16 hours |
| Standby | feature not registered | 432 hours (18 days) |
➕ Other features | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| Call control | Voice dialing, Voice recorder | 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: Gray, Gold • Smart Pen Pro • Quick Shutter, Quick Selfie | • Colors: Aurora Black, Moroccan Blue • DTS:X 3D sound surround • Eco Playback |
☢️ Radiation rate | ||
| LG Stylus 3 (Dual M400DK) | LG K40S (X430HM) | |
| 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 |