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LG K40 (X420EMW) vs Samsung Galaxy S22 Ultra (SM-S908N 256GB)

Side by side comparison between LG K40 vs Samsung Galaxy S22 Ultra phones, differences, pros, cons and full specifications. What's the better?

,
5.7"
IPS

720x1440

16
MP

8mp

2GB
RAM

Octa-core

3000
mAh

(Non removable)

vs
31Points Samsung Galaxy S22 Ultra (SM-S908N 256GB) Compare LG K40 X
6.8"
AMOLED

1440x3088

108
MP

40mp

12GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S22 Ultra (SM-S908N 256GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

K40 (X420EMW)} 6 Advantages LG K40 (X420EMW) vs Galaxy S22 Ultra (SM-S908N 256GB)} 31 Advantages Samsung Galaxy S22 Ultra (SM-S908N 256GB)
+Until 1TB microSD, microSDXCAdvantage
More external storage for files using memory cards
vsNot supported
+145 grams (5.08 ounces)57%
Lighter
vs228 grams (7.98 ounces)
+8.3 millimeters (0.33 inches)7%
Thinner
vs8.9 millimeters (0.35 inches)
+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
vsLED flash
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsIP68 certified
2GHz 64bit Octa-core (12nm)vs+3GHz 64bit Octa-core (4nm)53%
More powerful processor, you can open your applications faster
2GB LPDDR3vs+12GB LPDDR55 times
More RAM memory. Typically more responsive and better for multitasking.
32GB (20GB available)vs+256GB (218GB available)10 times
More internal storage for applications and files
eMMC 5.1vs+UFS 3.1Advantage
Fastest write and read storage.
Plastic body, glass frontvs+Aluminum frame, glass front/backAdvantage
More resistant material
TFT IPS LCDvs+Dynamic AMOLEDAdvantage
Dynamic AMOLED display is brighter and more vivid
720x1440 pixelsvs+1440x3088 pixels3 times
Higher resolution screen
282 PPIvs+501 PPI78%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.7"vs+6.8"19%
Larger screen
(back) 16MPvs+(quad camera) 108MP + 10MP + 10MP + 12MP8 times
Higher resolution main camera
Only digital zoomvs+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
EIS: Digital stabilizationvs+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
1/3" inchesvs+1/1.33" inches126%
The larger sensor camera lets you take photos with better depth.
f/2.0 (aperture)vs+f/1.8 (aperture)11%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MPvs+(front) 40MP4 times
Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)vs+8K UHD (7680x4320)15 times
More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)vs+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
Android 8.1 Oreovs+Android 14Advantage
Android 14 is newer and safer
4G LTE-Avs+5G Sub6Advantage
The 5G Sub6 network is newer and faster
(4G LTE-A) 300 Mbpsvs+(5G Sub6) 3000 Mbps9 times
Faster for surfing the internet and download files
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+UWB (Ultra Wideband)Advantage
Sensors help you use the device
3000 mAhvs+5000 mAh67%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
802.11 a/b/g/n/ac [wifi5]vs+802.11 a/b/g/n/ac/ax [wifi6E/6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6E/6] is newer and faster
5.0 + A2DP/LEvs+5.2 + A2DP/LEAdvantage
Bluetooth 5.2 + A2DP/LE is newer and faster
MicroUSB 2.0, USB OTG On-The-Govs+USB 3.2 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
MicroUSB 2.0, USB OTG On-The-Govs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supportedvs+Gorilla Glass VictusAdvantage
Protection against scratches on the screen lets you carry your phone with your keys

15 Common items in both devices
16 million
PDAF: phase detection autofocus
HDR photo on both cameras / HDR photo/video on both cameras
Capacitive
Multitouch
Accelerometer
Ambient light sensor
+8 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences Clear highlight

📱 Model features

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
ModelK40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
Other model namesLG K40 LMX420EMW NFC Dual-sim, LM-X420EMW, LG-LMX420EMWGalaxy S22 Ultra 5G SM-S908N (Snapdragon)
Country or region available(Global, International)(Europe)
(Global, International), (Europe)
South Korea
South Korea
BrandLGSamsung
Release date3/31/20192/25/2022, Announced: 2/9/2022
Depth8.3 millimeters (0.33 inches)8.9 millimeters (0.35 inches)
Size (width x height)71.9 x 153 millimeters (2.83 x 6.02 in)77.9 x 163.3 millimeters (3.07 x 6.43 in)
Weight145 grams (5.08 ounces)228 grams (7.98 ounces)
Build, materialsPlastic body, glass frontAluminum frame, glass front/back
Back: Gorilla Glass Victus+
Protection against water and othersMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant

📲 Display

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
Display typeTFT IPS LCDDynamic AMOLED
Screen size5.7" inches6.8" inches
Screen-to-body ratio~76.2% (screen-to-body ratio)~89.8% (screen-to-body ratio)
Display resolution720x1440 pixels1440x3088 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch 10-points
Pixel density (dot pitch)282 PPI501 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass Victus
Refresh ratefeature not registered120Hz
Display featuresfeature not registered1750nits[peak]
HDR10+
Always-On Display

🤖 Operating System

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
System versionAndroid 8.1 OreoAndroid 12
Firmware updatefeature not registeredAndroid 14
User Interfacefeature not registeredOne UI 4.1 / 5.1 / 6.0

⚙️ Processor

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
Chipset64bit: MediaTek Helio P22 (MT6762) (12nm)64bit: Qualcomm Snapdragon 8 Gen 1 (SM8450) (4nm)
CPUOcta-core, 2 processors:
4x 2GHz ARM Cortex-A53 (Quad-core)
4x 1.5GHz ARM Cortex-A53 (Quad-core)
Octa-core, 3 processors:
1x 3GHz ARM Cortex-X2 (Single-core)
3x 2.5GHz ARM Cortex-A710 (Triple-core)
4x 1.79GHz ARM Cortex-A510 (Quad-core)
GPU graphical controllerPowerVR GE8320 (650MHz)Qualcomm Adreno 730 (818MHz)
Performance (benchmark)feature not registeredAnTuTu: 940012 (v9)
Geekbench: 3657 (v5.1)
GFXBench: 37fps (ES 3.1 onscreen)

💽 Memory and storage

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
RAM memory2GB LPDDR312GB LPDDR5
Internal storage32GB (20GB available)
eMMC 5.1
256GB (218GB available)
UFS 3.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Not supported

📶 Mobile networks

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload300/50 Mbps3000/1920 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat6 (Bands 1, 3, 5, 7, 8, 20)
TD-LTE (Bands 38)
LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66)
TD-LTE (38, 39, 40, 41)
VoLTE
Primary 5G networkNot supportedSA/NSA/Sub6 (77, 78)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66)
TD-LTE (38, 39, 40, 41)
VoLTE
Secondary data networkGPRS, EDGEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6

📷 Camera

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
Back camera (main camera)16 megapixels(quad camera)
108 megapixels
10MP periscope telephoto f/4.9230mm1/3.52"1.12µmPDAFOIS10x-optical-zoom
10MP telephoto f/2.470mm1/3.52"1.12µmPDAFOIS3x-optical-zoom
12MP ultrawide f/2.213mm120°1/2.55"1.4µmPDAFSuper-Steady
Main camera resolution4608x3456 pixels12000x9000 pixels
Video recording (primary)Full HD (1920x1080) 30 fps8K UHD (7680x4320) 24 fps
FlashLED flash on both camerasLED flash
Focal aperturef/2.0 (aperture)f/1.8 (aperture)
Focal lengthfeature not registered23mm lens
Sensor size1/3" inches1/1.33" inches
Pixel size1µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS: Optical stabilization
ZoomOnly digital zoomDigital and optical zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRHDR photo on both camerasHDR photo/video on both cameras
Camera extrasfeature not registered8K@24fps
4K@30/60fps
1080p@30/60fps
1080p@240fps (slow motion)
720p@960fps (slow motion)
HDR10+

📸 Front camera

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
Front camera (secondary)8 megapixels40 megapixels
Front camera resolution3264x2448 pixels7296x5472 pixels
Video recording (secondary)Full HD (1920x1080)4K UHD (3840x2160)
Front flashLEDNot supported
Focal aperturef/2.0 (aperture)f/2.2 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/2.82" inches
Pixel sizefeature not registered0.7µm pixel

🔉 Sound and multimedia

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
LoudspeakerSupportedStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
USBMicroUSB 2.0, USB OTG On-The-GoUSB 3.2 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
TV outputNot supportedUSB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.2 + A2DP/LE
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO
WiFi Direct, hotspot
DLNASupportedSupported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
SensorsAccelerometer
Ambient light sensor
Fingerprint sensor (rear-mounted)
Proximity sensor
Accelerometer
Ambient light sensor
Barometer
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Hall effect
Proximity sensor
UWB (Ultra Wideband)
Vibrating alertSupportedSupported

🔋 Battery

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
Battery typeLi-Ion: lithium-ion (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity3000 mAh5000 mAh
Charger, wattsWired charging45W Wired fast charging
Reverse charging by cable
USB Power Delivery 3.0
Inductive / wireless chargingfeature not registered15W Qi wireless charging (Qi/PMA)
4.5W Reverse wireless charging
Talk time autonomy8 hoursfeature not registered
Standby100 hours (4.2 days)feature not registered

➕ Other features

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black, Moroccan Blue, Platinum Gray
• 18:9 ratio FullVision display
• LED notification
• DTS-X Surround sound
• Colors: Phantom Black, White, Burgundy, Green, Graphite, Red, Sky Blue
• Samsung DeX
• Samsung Pay (Visa, MasterCard)
• S Pen (Stylus Pen): Bluetooth 2.8ms latency

☢️ Radiation rate

LG K40 (X420EMW)Galaxy S22 Ultra (SM-S908N 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered0.466W/kg (head), 1.29W/kg (body)
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