LG K42 (K420HM) vs Samsung Galaxy J7 Max (SM-G615F/DS)
Side by side comparison between LG K42 vs Samsung Galaxy J7 Max phones, differences, pros, cons and full specifications. What's the better?
,
6.6"
IPS
IPS
720x1600
13
MP
MP
8mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
5.7"
PLS
PLS
1080x1920
13
MP
MP
13mp
4GB
RAM
RAM
Octa-core
3300
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!
12 Advantages 
11 Advantages | 29 Common items in both devices |
| eMMC 5.1 |
| Plastic body, glass front |
| 60Hz |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| EIS: Digital stabilization |
| +22 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 K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| Model | K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) |
| Other model names | LG K42 LMK420HM, LM-K420HM Single-SIM | Galaxy J7 Max G615F/Dual-Sim, SM-G615F/DD |
| Country or region available |      (Latin America), Chile, Ecuador, Mexico, Peru |  India |
| Brand | LG | Samsung |
| Release date | 9/21/2020 | 6/1/2017 |
| Depth | 8.4 millimeters (0.33 inches) | 8.1 millimeters (0.32 inches) |
| Size (width x height) | 76.7 x 165 millimeters (3.02 x 6.5 in) | 78.8 x 156.7 millimeters (3.1 x 6.17 in) |
| Weight | 184 grams (6.44 ounces) | 179 grams (6.27 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Not supported |
📲 Display | ||
| LG K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| Display type | TFT IPS LCD | TFT PLS |
| Screen size | 6.6" inches | 5.7" inches |
| Screen-to-body ratio | ~83.1% (screen-to-body ratio) | ~72.5% (screen-to-body ratio) |
| Display resolution | 720x1600 pixels (20:9) | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 266 PPI | 386 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 K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| System version | Android 10 | Android 7.0 Nougat |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| Chipset | 64bit: MediaTek Helio P22 (MT6762) (12nm) | 64bit: MediaTek Helio P25 (MT6757T) (16nm) |
| CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 2.6GHz ARM Cortex-A53 (Quad-core) 4x 1.6GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | PowerVR GE8320 (650MHz) | ARM Mali-T880 MP2 (1GHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| RAM memory | 3GB LPDDR4X | 4GB LPDDR4 |
| Internal storage | 64GB (45GB available) eMMC 5.1 | 32GB (23GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 150/50 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 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66) TD-LTE (38) VoLTE | LTE Cat4 (1, 3, 5, 8, 20) TD-LTE (40) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| 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 K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| Back camera (main camera) | (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 | 13 megapixels |
| 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 on both cameras |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | 27mm (lens) | feature not registered |
| Sensor size | 1/3.1" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | 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 on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| Front camera (secondary) | 8 megapixels | 13 megapixels |
| Front camera resolution | 3264x2448 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | f/2.0 (aperture) | f/1.9 (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 K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 1 microphone |
| 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, MKV, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| LG K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor (front-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4000 mAh | 3300 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 16 hours | 20 hours |
| Standby | 180 hours (7.5 days) | feature not registered |
➕ Other features | ||
| LG K42 (K420HM) | Galaxy J7 Max (SM-G615F/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: Titan, Green, Red • Silicon case included • LG 3D Sound Engine | • Colors: Black, Gold • Smart glow ring (LED notification) |
☢️ Radiation rate | ||
| LG K42 (K420HM) | Galaxy J7 Max (SM-G615F/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.573W/kg (head), 1.064W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.458W/kg (head), 1.52W/kg (body) |