LG K20 (2019) vs. Samsung Galaxy S20 FE 5G: A Deep Dive into Value and Performance

The LG K20 (2019) represents a segment of the market focused on affordability, while the Samsung Galaxy S20 FE 5G aimed to deliver flagship-level features at a more accessible price point. This comparison dissects the core differences between these two devices, helping you determine if the S20 FE’s premium features justify its higher cost, or if the K20’s simplicity is sufficient.
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🏆 Quick Verdict

For the average user prioritizing performance, camera quality, and future-proofing, the Samsung Galaxy S20 FE 5G is the clear winner. Its Snapdragon 865 chipset and superior display offer a significantly better experience, despite the higher price. However, the LG K20 remains a viable option for those on a very tight budget needing basic smartphone functionality.

PHONES
Phone Names LG K20 (2019) Samsung Galaxy S20 FE 5G
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 7, 8, 20, 381, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 66, 71 - USA
5G bands-2, 5, 41, 66, 71 Sub6 - USA
SpeedHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 MbpsHSPA 42.2/5.76 Mbps, LTE (5CA) Cat19 1800/200 Mbps, 5G
TechnologyGSM / HSPA / LTEGSM / CDMA / HSPA / EVDO / LTE / 5G
 -1, 3, 5, 7, 8, 28, 40, 41, 78 Sub6 - International
Launch
Announced2019, August. Released 2019, September2020, September 23
StatusDiscontinuedAvailable. Released 2020, October 02
Body
BuildGlass front, plastic back, plastic frameGlass front (Gorilla Glass 3), plastic back, aluminum frame
Dimensions148.6 x 71.9 x 8.3 mm (5.85 x 2.83 x 0.33 in)159.8 x 74.5 x 8.4 mm (6.29 x 2.93 x 0.33 in)
SIMNano-SIM + Nano-SIM· Nano-SIM· Nano-SIM + Nano-SIM
Weight152 g (5.36 oz)190 g (6.70 oz)
 MIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditionsIP68 dust/water resistant (up to 1.5m for 30 min)
Display
Protection-Corning Gorilla Glass 3
Resolution480 x 960 pixels, 18:9 ratio (~197 ppi density)1080 x 2400 pixels, 20:9 ratio (~407 ppi density)
Size5.45 inches, 76.7 cm2 (~71.7% screen-to-body ratio)6.5 inches, 101.0 cm2 (~84.8% screen-to-body ratio)
TypeIPS LCDSuper AMOLED, 120Hz, HDR10+
 -Always-on display
Platform
CPUQuad-core 1.5 GHz Cortex-A53Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55)
ChipsetMediatek MT6739 (28 nm)Qualcomm SM8250 Snapdragon 865 5G (7 nm+)
GPUPowerVR GE8100Adreno 650
OSAndroid 9.0 Pie (Go edition)Android 10, upgradable to Android 13, One UI 5.1
Memory
Card slotmicroSDHC (dedicated slot)microSDXC (uses shared SIM slot)
Internal16GB 1GB RAM128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
 eMMC 5.1UFS 3.1
Main Camera
FeaturesLED flash, panorama, HDRLED flash, auto-HDR, panorama
Single8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm, AF2 MP
Triple-12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 8 MP, f/2.4, 76mm (telephoto), 1/4.5", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 123˚ (ultrawide), 1/3.0", 1.12µm
Video1080p@30fps4K@30/60fps, 1080p@30/60fps, gyro-EIS
Selfie camera
FeaturesLED flashHDR
Single5 MP, f/2.2, 24mm (wide), 1/5.0", 1.12µm32 MP, f/2.2, 26mm (wide), 1/2.74", 0.8µm
Video-4K@30/60fps, 1080p@30/60fps, gyro-EIS
Sound
3.5mm jack YesNo
35mm jackYesNo
Loudspeaker YesYes, with stereo speakers
 -32-bit/384kHz audio Tuned by AKG
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCNoYes
PositioningGPSGPS, GLONASS, BDS, GALILEO
RadioNoNo
USBmicroUSB 2.0USB Type-C 3.2, OTG
WLANWi-Fi 802.11 b/g/nWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
Browser-HTTP / WAP 2.0
SensorsAccelerometer, proximityFingerprint (under display, optical), accelerometer, gyro, compass
 -Virtual proximity sensing Bixby natural language commands and dictation Samsung Pay (Visa, MasterCard certified)
Battery
Charging-25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless
Stand-by-Up to 300 h
Talk time-Up to 5 h
TypeLi-Ion 3000 mAh, non-removableLi-Ion 4500 mAh
Misc
ColorsNew Aurora Black, New Moroccan BlueCloud Lavender, Cloud Mint, Cloud Navy, Cloud White, Cloud Red, Cloud Orange
ModelsLM-X120EMW, LMX120EMW, LM-X120, LMX120BMWSM-G781B, SM-G781B/DS, SM-G781U, SM-G781U1, SM-G781W, SM-G7810, SM-G781N, SM-G781V
PriceAbout 100 EUR$ 137.00 / C$ 531.23 / £ 169.00 / € 199.00
SAR-0.70 W/kg (head)     0.82 W/kg (body)
SAR EU-0.50 W/kg (head)     1.35 W/kg (body)
Pricing
128GB 6GB RAM-$ 361.99
128GB 8GB RAM-$ 589.97
256GB 8GB RAM-$ 769.99
Tests
Battery life- Endurance rating 110h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -26.3 LUFS (Good)
Performance- AnTuTu: 543986 (v8) GeekBench: 3296 (v5.1) GFXBench: 45fps (ES 3.1 onscreen)

LG K20 (2019)

  • Extremely affordable price point
  • Simple and easy-to-use interface
  • Acceptable for basic smartphone tasks

  • Weak processor and limited performance
  • Inferior display quality
  • Basic camera capabilities

Samsung Galaxy S20 FE 5G

  • Powerful Snapdragon 865 processor
  • Bright and vibrant AMOLED display with 120Hz refresh rate
  • Excellent camera system with advanced features
  • 5G connectivity and fast charging

  • Significantly higher price
  • May be overkill for basic users
  • Battery life, while good, isn't exceptional

Display Comparison

The Samsung Galaxy S20 FE 5G boasts a significantly brighter display, reaching a measured 822 nits, compared to the LG K20’s unspecified brightness. This difference translates to far better visibility outdoors. While the K20’s display resolution is not specified, it’s likely 720p, whereas the S20 FE features a 120Hz AMOLED panel, offering smoother scrolling and animations. The S20 FE’s ‘Infinite’ contrast ratio (nominal) indicates a true black level, enhancing visual depth, a feature absent in the K20’s likely LCD panel.

Camera Comparison

Both devices feature photo/video capabilities, but the S20 FE offers a far more sophisticated camera system. While specific sensor details are missing for both, the S20 FE benefits from Qualcomm’s Snapdragon ISP, enabling advanced image processing. The S20 FE’s likely inclusion of Optical Image Stabilization (OIS) – a common feature in flagship phones – would provide sharper images and smoother video, especially in low light. The LG K20’s camera is likely a basic setup, suitable for casual snapshots but lacking the advanced features and image quality of the S20 FE.

Performance

The performance gap is substantial. The LG K20’s Mediatek MT6739, built on a 28nm process, utilizes a quad-core Cortex-A53 CPU. This is a basic processor designed for efficiency, not speed. In contrast, the Samsung Galaxy S20 FE 5G is powered by the Qualcomm SM8250 Snapdragon 865 5G, fabricated on a 7nm+ process. Its octa-core configuration, featuring a prime Cortex-A77 core clocked at 2.84 GHz, delivers significantly faster processing speeds and superior multitasking capabilities. The S20 FE’s 6GB or 8GB of RAM (depending on the configuration) further enhances responsiveness, while the K20’s RAM capacity is not specified but is likely lower.

Battery Life

The Samsung Galaxy S20 FE 5G achieves an endurance rating of 110 hours, indicating solid battery life. Its 25W wired charging with PD3.0 support allows for rapid replenishment, and the inclusion of 15W wireless charging (Qi) and 4.5W reverse wireless charging adds convenience. The LG K20’s battery capacity and charging speed are not specified, but given its lower-end chipset and likely smaller battery, it will likely require more frequent charging and offer slower charging speeds.

Buying Guide

Buy the LG K20 (2019) if you need a basic, reliable smartphone for essential tasks like calls, texts, and light web browsing, and your budget is extremely limited. Buy the Samsung Galaxy S20 FE 5G if you prioritize a smooth user experience, excellent camera capabilities, 5G connectivity, and the ability to handle demanding applications and games.

Frequently Asked Questions

❓ Is the Samsung Galaxy S20 FE 5G still a good buy in [current year], considering newer phones are available?
Despite newer models being released, the S20 FE 5G remains a compelling option due to its powerful Snapdragon 865 processor and excellent display. It offers flagship-level performance at a significantly reduced price, making it a strong value proposition for users who don't need the absolute latest features.
❓ Can the LG K20 (2019) handle popular social media apps like Facebook and Instagram without significant lag?
The LG K20 (2019) can run basic social media apps, but expect some lag and slower loading times, especially when multitasking. Its Mediatek MT6739 processor is not designed for demanding applications, so a smooth experience isn't guaranteed.
❓ What kind of gaming performance can I expect from the Samsung Galaxy S20 FE 5G?
The Snapdragon 865 in the S20 FE 5G delivers excellent gaming performance. You can expect to play most modern games at high settings with smooth frame rates. While it may not match the performance of the latest Snapdragon 8 Gen chips, it's still a very capable gaming device.
❓ Does the LG K20 (2019) support 5G connectivity?
No, the LG K20 (2019) is a 4G LTE device and does not support 5G connectivity. The Samsung Galaxy S20 FE 5G, as its name suggests, does support 5G, offering faster data speeds where available.