Xiaomi Redmi Note 12 (China 128GB/6GB) vs LG K40 (X420HM)
Side by side comparison between Xiaomi Redmi Note 12 vs LG K40 phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
AMOLED
AMOLED
1080x2400
48
MP
MP
8mp
6GB
RAM
RAM
Octa-core
5000
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 12 (China 128GB/6GB)
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 Common items in both devices |
Plastic body, glass front |
16 million |
Only digital zoom |
PDAF: phase detection autofocus |
EIS: Digital stabilization |
HDR photo on both cameras |
(front) 8MP |
+14 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 12 (China 128GB/6GB) | LG K40 (X420HM) | |
Model | Redmi Note 12 (China 128GB/6GB) | K40 (X420HM) |
Other model names | Redmi Note 12 5G 22101317C | LG K40 LMX420HM, LM-X420HM, LG-LMX420HM |
Country or region available | China | (Latin America), Colombia |
Brand | Xiaomi | LG |
Release date | 11/1/2022, Announced: 10/27/2022 | 3/31/2019 |
Depth | 8 millimeters (0.31 inches) | 8.3 millimeters (0.33 inches) |
Size (width x height) | 76.21 x 165.88 millimeters (3 x 6.53 in) | 71.9 x 153 millimeters (2.83 x 6.02 in) |
Weight | 188 grams (6.58 ounces) | 150 grams (5.25 ounces) |
Build, materials | Plastic body, glass front | Plastic body, glass front |
Protection against water and others | IP53 certified: protection against dust and splashing | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
Display type | AMOLED | TFT IPS LCD |
Screen size | 6.67" inches | 5.7" inches |
Screen-to-body ratio | ~85% (screen-to-body ratio) | ~76.2% (screen-to-body ratio) |
Display resolution | 1080x2400 pixels (20:9) | 720x1440 pixels |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 395 PPI | 282 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Not supported | Not supported |
Refresh rate | 120Hz | feature not registered |
Display features | 450nits[typ], 1200nits[peak] 100% DCI P3 Touch Sampling Rate: 240Hz | feature not registered |
🤖 Operating System | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
System version | Android 12 | Android 8.1 Oreo |
Firmware update | Android 13 | feature not registered |
User Interface | MIUI 13 / 14 | feature not registered |
⚙️ Processor | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
Chipset | 64bit: Qualcomm Snapdragon 4 Gen 1 (SM4375) (6nm) | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
CPU | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A78 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-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 619 | PowerVR GE8320 (650MHz) |
Performance (benchmark) | AnTuTu: 360847 (v9) Geekbench: 1998 (v5.1), 2017 (v6) | feature not registered |
💽 Memory and storage | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
RAM memory | 6GB LPDDR4X | 2GB LPDDR3 |
Internal storage | 128GB (101GB available) UFS 2.2 | 32GB (20GB available) eMMC 5.1 |
External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
Maximum Download / Upload | 2000/1024 Mbps | 300/50 Mbps |
Network technology | 2G, 3G, 4G, 5G | 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, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat6 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 28, 66) |
Primary 5G network | SA/NSA (1, 3, 5, 8, 28, 41, 77, 78) | Not supported |
Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
Secondary 2G network | CDMA 800, GSM 850/900/1800/1900 | Not supported |
Secondary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1900/2100 | Not supported |
Secondary 4G network | LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE | Not supported |
Secondary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
📷 Camera | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
Back camera (main camera) | (dual camera) 48 megapixels 2MP depth f/2.41.75µm | 16 megapixels |
Main camera resolution | 8000x6000 pixels | 4608x3456 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/2.0 (aperture) |
Focal length | feature not registered | feature not registered |
Sensor size | 1/2.76" 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 | Supported | Not supported |
HDR | HDR photo on both cameras | HDR photo on both cameras |
Camera extras | 1080p@30fps 720p@120fps (slow motion) | feature not registered |
📸 Front camera | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
Front camera (secondary) | 8 megapixels | 8 megapixels |
Front camera resolution | 3264x2448 pixels | 3264x2448 pixels |
Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
Front flash | Not supported | LED |
Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
Focal length | feature not registered | feature not registered |
Sensor size | 1/4" inches | feature not registered |
Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
Loudspeaker | Mono sound (not stereo) 24-bit/192kHz | Supported |
Active noise cancellation | 2 microphones or more | 2 microphones or more |
Radio | Not supported | FM |
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 12 (China 128GB/6GB) | LG K40 (X420HM) | |
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 | 5.1 + 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 | Not supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging |
NFC | Not supported | Not supported |
Infrared port | Supported | Not supported |
🧭 Sensors | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
Battery capacity | 5000 mAh | 3000 mAh |
Charger, watts | 33W Wired fast charging | 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 12 (China 128GB/6GB) | LG K40 (X420HM) | |
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: Black, White, Blue | • Colors: Black, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound |
☢️ Radiation rate | ||
Redmi Note 12 (China 128GB/6GB) | LG K40 (X420HM) | |
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 |