LM-X420
LM-X420 · Lge
- SoC
- Helio P22
- RAM
- 2 GB LPDDR3
- Resolution
- 1440x720
- Android API
- 9 (28)
What this hardware actually means
Editorial interpretation generated from the device's self-reported fields and our SoC tier database. Cross-reference with the raw fields below; if you spot a contradiction, please tell us.
Platform & performance positioning
The lge LM-X420 is built around the Helio P22, an entry-level SoC from MediaTek. It launched in 2018 on a TSMC 12nm process. Late-2010s ultra-budget SoC; the engine of the cheapest Redmi 6A and Realme C-series.
Legacy. Slow even for messaging in 2026.
Day-to-day workload
2 GB LPDDR3 of RAM is below the realistic minimum for current Android — expect Android to aggressively kill background apps. Display resolution is 1440x720.
This record reflects Android API level 28 (9). Android 8–9 — legacy; many banking and DRM apps drop support at this level.
Trust & buying notes
If you're cross-checking a phone advertised as a lge LM-X420, the fields most worth verifying are: Build.MANUFACTURER lowercase-equal to "lge"; Build.SOC_MODEL set (Android 12+) and consistent with Helio P22. For an automated check, run our Hardware Trust Score from the DevCheck AI app and compare its output against this entry.
Because this entry runs Android 9, treat it as a reference for older inventory: refurb shops sometimes flash old firmware to make a device look "stock," so a modern build date with this API level is a red flag.
Identity
- MANUFACTURER
- LGE
- BRAND
- lge
- MODEL
- LM-X420
- PRODUCT
- mmh4x_fg
Operating System
- API
- 9 (28)
- KERNEL
- 4.9.117+
- PLATFORM
- mmh4x
SoC / CPU
- SOC
- Helio P22
- CPU
- MT6762V/WA
- CORES
- 8
- FAMILY
- Cortex-A53
- CLUSTERS
- 4 x 2.00 GHz 4 x 1.50 GHz
- CLOCK_SPEED
- 400 - 2001 MHz
GPU
- GPU_VENDOR
- Imagination Technologies
- GPU_MODEL
- PowerVR Rogue GE8320
Memory & Storage
- RAM
- 2 GB LPDDR3
Display
- RESOLUTION
- 1440x720
Sensors
- ACCELEROMETER
- ACCELEROMETER
- GYROSCOPE
- GYROSCOPE
- MAGNETOMETER
- MAGNETOMETER
- ALSPS
- LIGHT
- FINGERPRINT_SENSOR
- cdfinger
Connectivity
- WIFI
- CONSYS_MT6765
- NFC
- pn547
Audio & Power
- CHARGER
- USE PMIC
Other
- LENS
- MAINAF
- PMIC
- mt6370_pmu
- MODEM
- MOLY.LR12A.R3.TC01.PIE.SP.V1.P6.T7, 2019
- OTHER
- I2C_LCD_BIAS unk50 unk52 unk10 unk20 unk28 unk41
Related devices
Other phones in our database with similar hardware — same brand or same SoC.
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