LG K42 (K420YMW) vs Samsung Galaxy M21s (SM-F415F/DS)
Side by side comparison between LG K42 vs Samsung Galaxy M21s 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
6.4"
AMOLED
AMOLED
1080x2340
64
MP
MP
32mp
4GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy M21s (SM-F415F/DS)
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!
28 Common items in both devices |
64GB (45GB available) / 64GB (49GB available) |
Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC |
Plastic body, glass front |
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 K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
Model | K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) |
Other model names | LG K42 LMK420YMW, LM-K420YMW Dual-SIM | Galaxy M21s SM-F415F/Dual-Sim (4GB RAM) |
Country or region available | (Global, International), United Arab Emirates, India, Israel, Taiwan | (Latin America), Brazil |
Brand | LG | Samsung |
Release date | 9/21/2020 | 11/6/2020 |
Depth | 8.4 millimeters (0.33 inches) | 8.9 millimeters (0.35 inches) |
Size (width x height) | 76.7 x 165 millimeters (3.02 x 6.5 in) | 75.1 x 159.2 millimeters (2.96 x 6.27 in) |
Weight | 184 grams (6.44 ounces) | 191 grams (6.69 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 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
Display type | TFT IPS LCD | Super AMOLED |
Screen size | 6.6" inches | 6.4" inches |
Screen-to-body ratio | ~83.1% (screen-to-body ratio) | ~84.1% (screen-to-body ratio) |
Display resolution | 720x1600 pixels (20:9) | 1080x2340 pixels (19.5:9) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 266 PPI | 403 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Not supported | Gorilla Glass 3 |
Refresh rate | 60Hz | 60Hz |
Display features | Not supported | 420nits[peak] |
🤖 Operating System | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
System version | Android 10 | Android 10 |
Firmware update | feature not registered | Android 12 |
User Interface | feature not registered | One UI 2.5 / 3.1 / 4.1 |
⚙️ Processor | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
Chipset | 64bit: MediaTek Helio P22 (MT6762) (12nm) | 64bit: Samsung Exynos 9611 (10nm) |
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 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core) |
GPU graphical controller | PowerVR GE8320 (650MHz) | ARM Mali-G72 MP3 (850MHz) |
Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
RAM memory | 3GB LPDDR4X | 4GB LPDDR4X |
Internal storage | 64GB (45GB available) eMMC 5.1 | 64GB (49GB available) UFS 2.1 |
External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
Maximum Download / Upload | 150/50 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 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat4 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 39, 40) VoLTE | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
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, LTE-A |
Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
Secondary 4G network | Not supported | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/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 | (triple camera) 64 megapixels 8MP ultrawide f/2.2123°12mm1/4"1.12µm 5MP depth f/2.2 |
Main camera resolution | 4128x3096 pixels | 10120x6328 pixels |
Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
Flash | LED flash | LED flash |
Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
Focal length | 27mm lens | 26mm lens |
Sensor size | 1/3.1" inches | 1/1.72" inches |
Pixel size | 1.12µm pixel | 0.8µm pixel |
Autofocus | PDAF: phase detection 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 | Supported |
HDR | HDR photo on both cameras | HDR photo on both cameras |
Camera extras | feature not registered | 4K@30fps 1080p@30fps |
📸 Front camera | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
Front camera (secondary) | 8 megapixels | 32 megapixels |
Front camera resolution | 3264x2448 pixels | 6528x4896 pixels |
Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
Front flash | Not supported | Not supported |
Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
Focal length | feature not registered | 26mm lens |
Sensor size | feature not registered | 1/2.8" inches |
Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
Loudspeaker | Supported | Mono sound (not stereo) |
Active noise cancellation | 2 microphones or more | 2 microphones or more |
Radio | FM | FM (RDS) |
TV | Not supported | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
Audio output | 3.5mm jack | 3.5mm jack |
TV output | USB Type-C (reversible) | Not supported |
Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
DLNA | Not supported | Not supported |
GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
NFC | Supported | Not supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Virtual proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
Battery capacity | 4000 mAh | 6000 mAh |
Charger, watts | 10W (5V/2A) Wired charging | 15W Wired fast charging |
Inductive / wireless charging | Not supported | Not supported |
Talk time autonomy | 16 hours | 48 hours (2 days) |
Standby | 180 hours (7.5 days) | feature not registered |
➕ Other features | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
Call control | Voice dialing, Voice recorder, Voice commands | 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: Titan, Green, Red • Silicon case included • LG 3D Sound Engine | • Colors: Black, Blue |
☢️ Radiation rate | ||
LG K42 (K420YMW) | Galaxy M21s (SM-F415F/DS) | |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.383W/kg (head) |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |