Samsung Duos SCH-W169 vs LG K40 (X420EM)
Side by side comparison between Samsung Duos SCH-W169 vs LG K40 phones, differences, pros, cons and full specifications. What's the better?
,
vs
5.7"
IPS
IPS
720x1440
16
MP
MP
8mp
2GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? LG K40 (X420EM)
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!
4 Advantages 
31 Advantages | 3 Common items in both devices |
| Only digital zoom |
| Hands-free calling |
| Vibrating alert |
| + 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 | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| Change model | ||
| Model | Duos SCH-W169 | K40 (X420EM) |
| Other model names | Samsung W169 Duos, Samsung Duos 169 for India | LG K40 LMX420EM NFC Single-sim, LM-X420EM, LG-LMX420EM |
| Country or region available | feature not registered |  (Europe) |
| Brand | Samsung | LG |
| Release date | 3/1/2010 | 3/31/2019 |
| Depth | 15.9 millimeters (0.63 inches) | 8.3 millimeters (0.33 inches) |
| Size (width x height) | 48 x 115.5 millimeters (1.89 x 4.55 in) | 71.9 x 153 millimeters (2.83 x 6.02 in) |
| Weight | 110 grams (3.85 ounces) | 145 grams (5.08 ounces) |
| Build, materials | feature not registered | 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 | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 2.2" inches | 5.7" inches |
| Screen-to-body ratio | ~27.5% (screen-to-body ratio) | ~76.2% (screen-to-body ratio) |
| Display resolution | 176x220 pixels | 720x1440 pixels |
| Touchscreen | Not supported | Capacitive Multitouch |
| Pixel density (dot pitch) | 128 PPI | 282 PPI |
| Colors | 65 thousand | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| System version | Proprietary OS | Android 8.1 Oreo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| Chipset | 32bit | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
| CPU | Single-core, 1 processor: Single-core | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | feature not registered | PowerVR GE8320 (650MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| RAM memory | feature not registered | 2GB LPDDR3 |
| Internal storage | 42MB | 32GB (20GB available) eMMC 5.1 |
| External storage | Until 8GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 0.384 Mbps | 300/50 Mbps |
| Network technology | 2G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Dual-Band 900/1800 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800 | GSM 850/900/1800/1900 |
| Primary 3G network | Not supported | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat6 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CDMA2000 EV-DO Rev 0 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 900/1800 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| Back camera (main camera) | 0.3 megapixels | 16 megapixels |
| Main camera resolution | 640x480 pixels | 4608x3456 pixels |
| Video recording (primary) | QCIF (176x144) | Full HD (1920x1080) 30 fps |
| Flash | Not supported | LED flash on both cameras |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Not supported | PDAF: phase detection autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| Front camera (secondary) | Not supported | 8 megapixels |
| Front camera resolution | Not supported | 3264x2448 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| 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 | feature not registered |
🔉 Sound and multimedia | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4 | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| USB | USB 1.1 proprietary connector | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | proprietary audio output | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 | 5.0 + A2DP/LE |
| WiFi | Not supported | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | Not supported | A-GPS, GeoTagging |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| Sensors | Not supported | Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 1000 mAh | 3000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 4.5 hours | 8 hours |
| Standby | 250 hours (10.4 days) | 100 hours (4.2 days) |
➕ Other features | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| Call control | Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS, MMS, E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic | Polyphonic and customized |
| Web browser | WAP | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • MMS and WAP using GSM only Java framework | • Colors: Black, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound |
☢️ Radiation rate | ||
| Samsung Duos SCH-W169 | LG K40 (X420EM) | |
| 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 |