Overview LGX420QM(LMX420QM) akaLG K40

Specification LGX420QM(LMX420QM) akaLG K40

Model and Features
Model LGX420QM
Series LG K40
Release Date July, 2019
Depth 8.1 mm (0.32 in)
Size (width x height) 152.9 x 71.8 mm (6.02 x 2.83 in)
Weight 145 g (5.08 oz)
Operating System Android 9 Pie
Hardware
CPU 1.8Ghz Qualcomm Adreno 506
CPU Cores Octa-core
RAM Memory 2GB
Internal Storage 32GB
External Storage microSDHC (dedicated slot)
Network and Data
Number of sim slots 1 Nano-Sim
2G network GSM 850/900/1800/1900 MHz
3G network UMTS 850/1700(2100)/1900/2100 MHz, CDMA800 MHz, CDMA1900 MHz
4G network LTE1900 (B2) , LTE1700/2100 (B4) , LTE850 (B5) , LTE700 (B12) , LTE700 (B13) , LTE1900 (B25)
5G network -
Data GSM/HSPA/LTE
Display
Screen size 5.7 inches (~75.5% screen-to-body ratio)
Display Type IPS LCD capacitive touchscreen
Display Resolution 720 x 1440 pixels (~254 ppi density)
Display Colors 16M colors
Battery and Keyboard
Battery Capacity Non-removable Li-Po 3000 mAh
Physical keyboard -
Interfaces
Audio output 3.5mm jack
Bluetooth Version 5.0, A2DP, LE
DLNA Yes
GPS Yes, with A-GPS, GLONASS
Infrared port -
NFC -
USB microUSB 2.0
WiFi Wi-Fi 802.11 b/g/n/i/r/ac

Firmwares LGX420QM(LMX420QM) akaLG K40

LG Phone firmwares regions descriptions
Region File name OS Size Date Downloads
UCK
  • United States
X420QM20c_00_USC_US_OP_0110.kdz Android 9 Pie 2.46 GiB 2020-02-21 119time(s)
UCK
  • United States
X420QM20d_00_USC_US_OP_0318.kdz Android 9 Pie 2.46 GiB 2020-04-09 13time(s)
UCK
  • United States
X420QM20e_00_USC_US_OP_0515.kdz Android 9 Pie 2.46 GiB 2020-05-28 8time(s)
UCK
  • United States
X420QM20f_00_USC_US_OP_0713.kdz Android 9 Pie 2.46 GiB 2020-08-06 14time(s)
UCK
  • United States
X420QM20h_00_USC_US_OP_1008.kdz Android 9 Pie 2.46 GiB 2020-10-29 4time(s)
UCK
  • United States
X420QM20i_00_USC_US_OP_1126.kdz Android 9 Pie 2.46 GiB 2020-12-24 17time(s)
UCK
  • United States
X420QM20j_00_USC_US_OP_0204.kdz Android 9 Pie 2.46 GiB 2021-02-25 7time(s)
UCK
  • United States
X420QM20k_00_USC_US_OP_0422.kdz Android 9 Pie 2.46 GiB 2021-05-13 4time(s)
UCK
  • United States
X420QM20l_00_USC_US_OP_0526.kdz Android 9 Pie 2.46 GiB 2021-06-24 16time(s)
UCL
  • United States
X420QM20b_00_USC_US_OP_1107.kdz Android 9 Pie 2.46 GiB 2020-01-10 78time(s)
UCL
  • United States
X420QM20c_00_USC_US_OP_0110.kdz Android 9 Pie 2.46 GiB 2020-01-30 22time(s)
UCL
  • United States
X420QM20d_00_USC_US_OP_0318.kdz Android 9 Pie 2.46 GiB 2020-04-09 9time(s)
UCL
  • United States
X420QM20e_00_USC_US_OP_0515.kdz Android 9 Pie 2.46 GiB 2020-05-28 3time(s)
UCL
  • United States
X420QM20f_00_USC_US_OP_0713.kdz Android 9 Pie 2.46 GiB 2020-08-06 2time(s)
UCL
  • United States
X420QM20h_00_USC_US_OP_1008.kdz Android 9 Pie 2.46 GiB 2020-10-29 4time(s)
UCL
  • United States
X420QM20i_00_USC_US_OP_1126.kdz Android 9 Pie 2.46 GiB 2020-12-24 7time(s)
UCL
  • United States
X420QM20j_00_USC_US_OP_0204.kdz Android 9 Pie 2.46 GiB 2021-02-25 3time(s)
UCL
  • United States
X420QM20k_00_USC_US_OP_0422.kdz Android 9 Pie 2.46 GiB 2021-05-13 4time(s)
UCL
  • United States
X420QM20l_00_USC_US_OP_0526.kdz Android 9 Pie 2.46 GiB 2021-06-24 24time(s)
UCW
  • Unknown
X420QM20c_00_USC_US_OP_0110.kdz Android 9 Pie 2.46 GiB 2020-01-31 25time(s)
UCW
  • Unknown
X420QM20d_00_USC_US_OP_0318.kdz Android 9 Pie 2.46 GiB 2020-04-09 5time(s)
UCW
  • Unknown
X420QM20e_00_USC_US_OP_0515.kdz Android 9 Pie 2.46 GiB 2020-05-28 6time(s)
UCW
  • Unknown
X420QM20f_00_USC_US_OP_0713.kdz Android 9 Pie 2.46 GiB 2020-08-06 5time(s)
UCW
  • Unknown
X420QM20h_00_USC_US_OP_1008.kdz Android 9 Pie 2.46 GiB 2020-10-29 13time(s)
UCW
  • Unknown
X420QM20i_00_USC_US_OP_1126.kdz Android 9 Pie 2.46 GiB 2020-12-24 2time(s)
UCW
  • Unknown
X420QM20j_00_USC_US_OP_0204.kdz Android 9 Pie 2.46 GiB 2021-02-25 4time(s)
UCW
  • Unknown
X420QM20k_00_USC_US_OP_0422.kdz Android 9 Pie 2.46 GiB 2021-05-13 3time(s)
UCW
  • Unknown
X420QM20l_00_USC_US_OP_0526.kdz Android 9 Pie 2.46 GiB 2021-06-24 23time(s)

Articles LGX420QM(LMX420QM) akaLG K40

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