LG K40S vs. LG K22: A Deep Dive into Budget Smartphone Performance

The LG K22 and K40S represent LG's attempts to capture the ultra-budget smartphone market. While both devices aim for affordability, they diverge significantly in their core hardware, particularly the chipset. This comparison dissects those differences to determine which phone delivers the best experience for the price.
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🏆 Quick Verdict

For most users, the LG K40S is the superior choice. Its Mediatek Helio P22 chipset, built on a 12nm process, offers a substantial performance advantage over the K22’s Snapdragon 215, making it noticeably faster for everyday tasks and light multitasking. While battery life may be comparable, the K40S’s processing power justifies the slight price difference.

PHONES
Phone Names LG K22 LG K40S
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1900 / 2100 - InternationalHSDPA 850 / 900 / 1900 / 2100
4G bands1, 3, 5, 7, 8, 20, 28, 38, 40 - International1, 3, 7, 8, 20
SpeedHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 MbpsHSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
 1, 3, 5, 7, 8, 20, 28, 40 - Brazil-
Launch
Announced2020, September 12. Released 2020, September 122019, August. Released 2019, September
StatusDiscontinuedDiscontinued
Body
BuildGlass front, plastic frame, plastic back-
Dimensions155.7 x 75.4 x 8.4 mm (6.13 x 2.97 x 0.33 in)156.3 x 73.9 x 8.6 mm (6.15 x 2.91 x 0.34 in)
SIMNano-SIM + Nano-SIM· Nano-SIM· Nano-SIM + Nano-SIM
Weight169.5 g (6.00 oz)186 g (6.56 oz)
 MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditionsMIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Display
Resolution720 x 1520 pixels, 19:9 ratio (~271 ppi density)720 x 1520 pixels, 19:9 ratio (~276 ppi density)
Size6.2 inches, 95.9 cm2 (~81.7% screen-to-body ratio)6.1 inches, 92.9 cm2 (~80.4% screen-to-body ratio)
TypeIPS LCD, 400 nits (typ)IPS LCD
Platform
CPUQuad-core 1.3 GHz Cortex-A53Octa-core 2.0 GHz Cortex-A53
ChipsetQualcomm QM215 Snapdragon 215 (28 nm)Mediatek MT6762 Helio P22 (12 nm)
GPUAdreno 308PowerVR GE8320
OSAndroid 10Android 9.0 (Pie), upgradable to Android 10
Memory
Card slotmicroSDXCmicroSDXC (dedicated slot)
Internal32GB 2GB RAM, 64GB 3GB RAM32GB 2GB RAM, 32GB 3GB RAM
 eMMC 5.1eMMC 5.1
Main Camera
Dual13 MP, 27mm (wide), 1/3.1", 1.12µm, PDAF 2 MP (macro)13 MP, f/2.2, 26mm (wide), PDAF 5 MP, (ultrawide)
FeaturesLED flash, HDRLED flash, panorama, HDR
Video1080p@30fps1080p@30fps
Selfie camera
Single5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm13 MP, f/2.0, 1/3.1", 1.12µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCNoYes (market/region dependent)
PositioningGPS, GLONASSGPS, GLONASS
RadioFM radio (market/operator dependent)No
USBmicroUSB 2.0, OTGmicroUSB 2.0, OTG
WLANWi-Fi 802.11 b/g/n, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Features
SensorsAccelerometer, proximity, compassFingerprint (rear-mounted), accelerometer, proximity
Battery
TypeLi-Po 3000 mAhLi-Po 3500 mAh, non-removable
Misc
ColorsTitan, BlueNew Aurora Black, New Moroccan Blue
ModelsLMK200Z, LMK200E, LMK200B, LM-K200LMX430HM, LM-X430
PriceAbout 140 EURAbout 160 EUR

LG K22

  • Potentially better battery life under minimal use
  • Simpler user experience for basic tasks
  • Lower price point (likely)

  • Significantly slower performance
  • Limited multitasking capabilities
  • Poor app loading times

LG K40S

  • Faster and more responsive performance
  • Better multitasking capabilities
  • More efficient chipset (12nm process)

  • Potentially shorter battery life under heavy use
  • Slightly higher price point
  • May experience more heat under sustained load

Display Comparison

Neither LG provides detailed display specifications. However, given their market positioning, both likely utilize LCD panels with 720p+ resolutions. The K40S’s more powerful chipset *could* support slightly more complex image processing for potentially better color reproduction, but this is speculative. Bezels are expected to be substantial on both devices, reflecting their budget nature. Brightness levels are likely similar, adequate for indoor use but potentially washed out in direct sunlight.

Camera Comparison

Without detailed sensor information, a direct camera comparison is difficult. Both phones likely feature a primary camera and potentially a depth sensor. However, the K40S’s more capable chipset allows for more sophisticated image processing algorithms, potentially resulting in better dynamic range and noise reduction. The K22’s Snapdragon 215 will likely offer limited post-processing capabilities. The presence of a 2MP macro lens on either device is largely marketing fluff and should not be a deciding factor.

Performance

The core difference lies in the chipsets. The LG K40S boasts a Mediatek Helio P22, an octa-core processor fabricated on a 12nm process. This translates to significantly higher clock speeds (2.0 GHz vs 1.3 GHz) and more cores than the K22’s Qualcomm Snapdragon 215 (quad-core, 28nm). The 12nm process node of the Helio P22 is more efficient, allowing for better sustained performance and potentially lower heat generation. The K40S will handle multitasking and app loading times far more smoothly. The Snapdragon 215 in the K22 is designed for basic functionality and will struggle with anything beyond the most essential apps.

Battery Life

Battery capacity is not specified in the provided data. However, given the K22’s focus on efficiency with its Snapdragon 215, it *might* offer slightly longer battery life under extremely light usage. The K40S’s more powerful processor will consume more power, but the 12nm process helps mitigate this. Real-world battery life will depend heavily on usage patterns, but the K40S’s faster processing will allow for quicker task completion, potentially reducing overall screen-on time and offsetting some of the power draw.

Buying Guide

Buy the LG K22 if you prioritize absolute simplicity and are primarily using the phone for basic communication – calls, texts, and very light app usage. Its Snapdragon 215 is geared towards minimal power consumption. Buy the LG K40S if you want a more responsive experience, enjoy occasional social media browsing, or plan to use more demanding apps. The Helio P22 provides a significant boost in performance, making it a more versatile device.

Frequently Asked Questions

❓ Will the LG K40S struggle with popular apps like Facebook or WhatsApp?
While the Helio P22 isn't a powerhouse, it's capable of running apps like Facebook and WhatsApp smoothly. You might experience some slowdown with multiple apps open simultaneously, but for typical social media usage, it should be adequate. The K22's Snapdragon 215 would likely struggle more noticeably with these apps.
❓ Is the LG K22 a good choice for a first smartphone for an elderly user?
The LG K22's simplicity and focus on basic functionality make it a reasonable option for a first smartphone, particularly for users who primarily need calling and texting. However, its slow performance might be frustrating for even simple tasks. Consider the K40S if the user might want to explore more features or use apps beyond the basics.
❓ Can either of these phones handle basic mobile gaming?
The LG K40S is the better choice for basic mobile gaming. The Helio P22's GPU will allow for playable frame rates in less demanding games. The K22's Snapdragon 215 will struggle even with simple 2D games. Don't expect a high-quality gaming experience on either device.