LG K7 (3G) vs LG K42 (K420HM)
Side by side comparison between LG K7 vs LG K42 phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.6"
IPS
IPS
720x1600
13
MP
MP
8mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? LG K42 (K420HM)
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!
17 Common items in both devices |
TFT IPS LCD |
16 million |
LED flash |
Only digital zoom |
Autofocus / PDAF: phase detection autofocus |
Full HD (1920x1080) |
Capacitive |
+10 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 K7 (3G) | LG K42 (K420HM) | |
Model | LG K7 (3G) | K42 (K420HM) |
Other model names | LG K Series K7 HSPA, LG M1 | LG K42 LMK420HM, LM-K420HM Single-SIM |
Country or region available | (Europe) | (Latin America), Chile, Ecuador, Mexico, Peru |
Brand | LG | LG |
Release date | 1/19/2016 | 9/21/2020 |
Depth | 9 millimeters (0.35 inches) | 8.4 millimeters (0.33 inches) |
Size (width x height) | 72.39 x 143.51 millimeters (2.85 x 5.65 in) | 76.7 x 165 millimeters (3.02 x 6.5 in) |
Weight | 158 grams (5.53 ounces) | 184 grams (6.44 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 | ||
LG K7 (3G) | LG K42 (K420HM) | |
Display type | TFT IPS LCD | TFT IPS LCD |
Screen size | 5" inches | 6.6" inches |
Screen-to-body ratio | ~66.3% (screen-to-body ratio) | ~83.1% (screen-to-body ratio) |
Display resolution | 480x854 pixels | 720x1600 pixels (20:9) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 196 PPI | 266 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Not supported | Not supported |
Refresh rate | feature not registered | 60Hz |
Display features | feature not registered | Not supported |
🤖 Operating System | ||
LG K7 (3G) | LG K42 (K420HM) | |
System version | Android 5.1.1 Lollipop | Android 10 |
Firmware update | feature not registered | feature not registered |
User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
LG K7 (3G) | LG K42 (K420HM) | |
Chipset | 32bit: MediaTek MT6580M (28nm) | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (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-400 MP2 400Mhz | PowerVR GE8320 (650MHz) |
Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
LG K7 (3G) | LG K42 (K420HM) | |
RAM memory | 1GB LPDDR2 | 3GB LPDDR4X |
Internal storage | 8GB (4GB available) | 64GB (45GB available) eMMC 5.1 |
External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
LG K7 (3G) | LG K42 (K420HM) | |
Dual-SIM | Not supported | Not supported |
SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
Maximum Download / Upload | 21/5.76 Mbps | 150/50 Mbps |
Network technology | 2G, 3G | 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 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
Primary 4G network | Not supported | LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66) TD-LTE (38) VoLTE |
Primary 5G network | Not supported | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
Secondary 2G network | Not supported | Not supported |
Secondary 3G network | Not supported | Not supported |
Secondary 4G network | Not supported | Not supported |
Secondary data network | Not supported | Not supported |
📷 Camera | ||
LG K7 (3G) | LG K42 (K420HM) | |
Back camera (main camera) | 5 megapixels | (quad camera) 13 megapixels 5MP ultrawide f/2.2115°1/5.0"1.12µm 2MP macro f/2.41.75μm 2MP depth f/2.41.75μm |
Main camera resolution | 2560x1920 pixels | 4128x3096 pixels |
Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
Flash | LED flash | LED flash |
Focal aperture | feature not registered | f/1.8 (aperture) |
Focal length | feature not registered | 27mm lens |
Sensor size | feature not registered | 1/3.1" inches |
Pixel size | feature not registered | 1.12µm pixel |
Autofocus | Autofocus | PDAF: phase detection autofocus |
Touch focus | Supported | Supported |
Image stabilization | feature not registered | 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 K7 (3G) | LG K42 (K420HM) | |
Front camera (secondary) | 5 megapixels | 8 megapixels |
Front camera resolution | 2560x1920 pixels | 3264x2448 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 | feature not registered |
🔉 Sound and multimedia | ||
LG K7 (3G) | LG K42 (K420HM) | |
Loudspeaker | Supported | Supported |
Active noise cancellation | Not supported | 2 microphones or more |
Radio | FM | FM |
TV | Not supported | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.265, H.264, H.263, XviD, MKV |
Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
LG K7 (3G) | LG K42 (K420HM) | |
USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
Audio output | 3.5mm jack | 3.5mm jack |
TV output | Not supported | USB Type-C (reversible) |
Bluetooth | 4.0 + 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 | A-GPS, GeoTagging |
NFC | Not supported | Not supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
LG K7 (3G) | LG K42 (K420HM) | |
Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
LG K7 (3G) | LG K42 (K420HM) | |
Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
Battery capacity | 2125 mAh | 4000 mAh |
Charger, watts | Wired charging | 10W (5V/2A) Wired charging |
Inductive / wireless charging | feature not registered | Not supported |
Talk time autonomy | 7 hours | 16 hours |
Standby | 350 hours (14.6 days) | 180 hours (7.5 days) |
➕ Other features | ||
LG K7 (3G) | LG K42 (K420HM) | |
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: Black, White, Gold, Titan • 2.5D Arc Glass • Knock Code, Knock On • Take still shots while recording video | • Colors: Titan, Green, Red • Silicon case included • LG 3D Sound Engine |
☢️ Radiation rate | ||
LG K7 (3G) | LG K42 (K420HM) | |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | 0.435W/kg (head) | feature not registered |