LG K42 vs Sony Xperia E4g: Which Budget Champion Reigns?

Looking for an affordable smartphone that doesn't completely break the bank? The LG K42 and Sony Xperia E4g are both contenders in the budget phone arena. But which one offers the best overall experience? Let's dive into a detailed comparison to help you decide.
Phones Images

🏆 Quick Verdict

The LG K42 boasts a newer chipset and likely a more modern software experience. However, the Xperia E4g's legendary battery life and impressive sunlight display contrast give it a unique edge. Ultimately, the K42 offers better performance, while the E4g prioritizes endurance.

PHONES
Phone Names LG K42 Sony Xperia E4g
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1900 / 2100HSDPA 850 / 900 / 1900 / 2100 - E2003
4G bands1, 3, 7, 8, 20, 28, 38 - Europe1, 2, 3, 5, 7, 8, 20 - E2003
SpeedYes, 384 kbpsHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
 1, 3, 5, 7, 8, 20, 28, 38, 39, 40, 41 - Australia1, 2, 3, 4, 5, 7, 8, 28 - E2053
Launch
Announced2020, September 21. Released 2020, September 212015, February. Released 2015, April
StatusDiscontinuedDiscontinued
Body
Dimensions165 x 76.7 x 8.4 mm (6.50 x 3.02 x 0.33 in)133 x 71 x 10.8 mm (5.24 x 2.80 x 0.43 in)
SIMNano-SIM + Nano-SIMMicro-SIM
Weight182 g (6.42 oz)135 g (4.76 oz)
 MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions-
Display
Protection-Scratch-resistant glass
Resolution720 x 1600 pixels, 20:9 ratio (~266 ppi density)540 x 960 pixels, 16:9 ratio (~234 ppi density)
Size6.6 inches, 105.2 cm2 (~83.1% screen-to-body ratio)4.7 inches, 60.9 cm2 (~64.5% screen-to-body ratio)
TypeIPS LCDIPS LCD
Platform
CPUOcta-core 2.0 GHz Cortex-A53Quad-core 1.5 GHz Cortex-A53
ChipsetMediatek MT6762 Helio P22 (12 nm)MediaTek MT6732 (28 nm)
GPUPowerVR GE8320Mali-T760MP2
OSAndroid 10, upgradable to Android 11Android 4.4.4 (KitKat)
Memory
Card slotmicroSDXCmicroSDHC (dedicated slot)
Internal64GB 3GB RAM8GB 1GB RAM
 eMMC 5.1-
Main Camera
FeaturesLED flash, panorama, HDRLED flash, HDR, panorama
Quad13 MP, 27mm (wide), 1/3.1", 1.12µm, PDAF 5 MP, f/2.2, 115˚ (ultrawide), 1/5.0", 1.12µm 2 MP (macro) Auxiliary lens-
Single-5 MP, f/2.8, AF
Video1080p@30fps1080p@30fps
Selfie camera
Single8 MP, (wide)2 MP, f/2.8
Video1080p@30fps720p
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE4.1, A2DP
NFCYes (market/region dependent)Yes (E2003 only)
PositioningGPSGPS, GLONASS
RadioNoFM radio, RDS
USBUSB Type-C 2.0, OTGmicroUSB 2.0
WLANWi-Fi 802.11 b/g/n, Wi-Fi DirectWi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Features
SensorsFingerprint (side-mounted), accelerometer, proximity, compassAccelerometer, proximity
Battery
Charging10W wired-
Music play-Up to 64 h
Stand-by-Up to 696 h (2G) / Up to 653 h (3G)
Talk time-Up to 12 h 10 min (2G) / Up to 12 h 40 min (3G)
TypeLi-Po 4000 mAhLi-Ion 2300 mAh, non-removable
Misc
ColorsGray, GreenBlack, White
ModelsLMK420, LM-K420, LMK420H, LM-K420H, LMK420E, LM-K420E, LMK420Y, LM-K420YE2003, E2006, E2053
PriceAbout 140 EURAbout 130 EUR
SAR-0.53 W/kg (head)     1.30 W/kg (body)
SAR EU-0.44 W/kg (head)     0.57 W/kg (body)
Tests
Audio quality- Noise -88.1dB / Crosstalk -85.9dB
Battery life- Endurance rating 47h
Camera- Photo / Video
Display- Contrast ratio: 969 (nominal), 1.972(sunlight)
Loudspeaker- Voice 62dB / Noise 57dB / Ring 65dB
Performance- Basemark OS II 2.0: 621Basemark X: 3265

LG K42

  • Newer Chipset
  • Better Performance
  • Likely Higher Resolution Display
  • More Modern Software

  • Shorter Battery Life
  • Slower Charging
  • Camera Specs Unknown

Sony Xperia E4g

  • Exceptional Battery Life (47h Endurance)
  • Excellent Sunlight Display Contrast
  • Durable Build Quality (typical of Sony)

  • Older Chipset
  • Lower Performance
  • Likely Lower Resolution Display
  • Basic Camera

Display Comparison

Both phones feature displays with a remarkable contrast ratio of 969 (nominal) and 1.972 in sunlight, suggesting excellent visibility outdoors. However, the LG K42 likely has a higher resolution display, offering sharper visuals. The Xperia E4g's display, while impressive in contrast, might be smaller and have lower resolution.

Camera Comparison

Camera specifications are not detailed for either device, but both are listed as 'Photo / Video'. Given the newer chipset, the LG K42 likely has a more capable camera system, potentially offering better image processing and features. The Xperia E4g's camera, while functional, is likely to be more basic.

Performance

The LG K42's Mediatek Helio P22 chipset, built on a 12nm process, is significantly newer and more efficient than the Xperia E4g's MT6732 (28nm). This translates to noticeably better performance in everyday tasks, app loading times, and overall responsiveness. The K42's octa-core CPU also provides a performance advantage over the E4g's quad-core.

Battery Life

The Xperia E4g shines in this category. Its endurance rating of 47 hours is exceptional, far surpassing what most budget phones offer. The LG K42's battery life is likely decent, but not in the same league as the E4g's legendary endurance. The 10W wired charging on the K42 is also slower than what some competitors offer.

Buying Guide

The LG K42 is ideal for users who prioritize performance and a more current Android experience. The Sony Xperia E4g is perfect for those who need exceptional battery life and value a bright, readable display, even in direct sunlight, and are less concerned with raw processing power.

Frequently Asked Questions

❓ Is the LG K42 worth buying in 2024?
If you need a phone that can handle everyday tasks smoothly and want a more modern Android experience, the LG K42 is a decent option. However, consider newer budget alternatives with better specs.
❓ How long does the Sony Xperia E4g's battery last?
The Xperia E4g is known for its exceptional battery life, with an endurance rating of 47 hours. This means it can easily last a day and a half, or even two days, with moderate usage.