Xiaomi Redmi Note 7 (48MP 64GB/4GB) vs LG K40 (X420EM)
Side by side comparison between Xiaomi Redmi Note 7 vs LG K40 phones, differences, pros, cons and full specifications. What's the better?
,
6.3"
IPS
IPS
1080x2340
48
MP
MP
13mp
4GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
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? Xiaomi Redmi Note 7 (48MP 64GB/4GB)
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!
21 Advantages 
6 Advantages | 24 Common items in both devices |
| eMMC 5.1 |
| Plastic body, glass front/back / Plastic body, glass front |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| +17 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 | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| Model | Redmi Note 7 (48MP 64GB/4GB) | K40 (X420EM) |
| Other model names | 红米Note 7 M1901F7E, M1901F7C, M1901F7G, Xiaomi Lavender | LG K40 LMX420EM NFC Single-sim, LM-X420EM, LG-LMX420EM |
| Country or region available |    (Europe), (Global, International), China | (Europe) |
| Brand | Xiaomi | LG |
| Release date | 1/10/2019 | 3/31/2019 |
| Depth | 8.1 millimeters (0.32 inches) | 8.3 millimeters (0.33 inches) |
| Size (width x height) | 75.21 x 159.21 millimeters (2.96 x 6.27 in) | 71.9 x 153 millimeters (2.83 x 6.02 in) |
| Weight | 186 grams (6.51 ounces) | 145 grams (5.08 ounces) |
| Build, materials | Plastic body, glass front/back Back: Gorilla Glass 5 | 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 | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.3" inches | 5.7" inches |
| Screen-to-body ratio | ~81.4% (screen-to-body ratio) | ~76.2% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 720x1440 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 409 PPI | 282 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| System version | Android 9.0 Pie | Android 8.1 Oreo |
| Firmware update | Android 10 | feature not registered |
| User Interface | MIUI 10 / 11 / 12 | feature not registered |
⚙️ Processor | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| Chipset | 64bit: Qualcomm Snapdragon 660 (SDM660) (14nm) | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
| CPU | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 512 (650MHz) | PowerVR GE8320 (650MHz) |
| Performance (benchmark) | AnTuTu: 139075 (v7) Geekbench: 5411 (v4.4) GFXBench: 7.7fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| RAM memory | 4GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 64GB (51GB available) eMMC 5.1 | 32GB (20GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 450/50 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat9 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat6 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, 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 | UMTS 850/900/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat9 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| Back camera (main camera) | (dual camera) 48 megapixels 5MP depth f/2.4 | 16 megapixels |
| Main camera resolution | 8000x6000 pixels | 4608x3456 pixels |
| Video recording (primary) | Full HD (1920x1080) 60 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash on both cameras |
| Focal aperture | f/1.8 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2" inches | 1/3" inches |
| Pixel size | 0.8µm pixel | 1µm 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 | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | 1080p@30/60fps 1080p@120fps (slow motion) | feature not registered |
📸 Front camera | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| Front camera (secondary) | 13 megapixels | 8 megapixels |
| Front camera resolution | 4128x3096 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.25µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, 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 | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging |
| NFC | Not supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4000 mAh | 3000 mAh |
| Charger, watts | 18W Wired fast charging Quick Charge 4 | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 8 hours |
| Standby | feature not registered | 100 hours (4.2 days) |
➕ Other features | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| 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: Space black, Nebula red, Neptune blue | • Colors: Black, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound |
☢️ Radiation rate | ||
| Redmi Note 7 (48MP 64GB/4GB) | LG K40 (X420EM) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.15W/kg (head), 1.17W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.59W/kg (head), 1.27W/kg (body) | feature not registered |