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LG K40 (X420ZM) vs Lenovo S650

Side by side comparison between LG K40 vs Lenovo S650 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
4.7"
IPS

540x960

8
MP

0.3mp

1GB
RAM

Quad-core

2000
mAh

(Removable)

What's the better phone? LG K40 (X420ZM)

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 (X420ZM)} 21 Advantages LG K40 (X420ZM) vs S650} 3 Advantages Lenovo S650
+2GHz 64bit Octa-core (12nm)102%
More powerful processor, you can open your applications faster
vs1.3GHz 32bit Quad-core
+2GB LPDDR3100%
More RAM memory. Typically more responsive and better for multitasking.
vs1GB LPDDR2
+32GB (20GB available)3 times
More internal storage for applications and files
vs8GB (5.49GB available)
+Until 1TB microSD, microSDXC31 times
More external storage for files using memory cards
vsUntil 32GB microSD, microSDHC
+8.3 millimeters (0.33 inches)6%
Thinner
vs8.8 millimeters (0.35 inches)
+720x1440 pixels100%
Higher resolution screen
vs540x960 pixels
+282 PPI21%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs234 PPI
+5.7"21%
Larger screen
vs4.7"
+(back) 16MP99%
Higher resolution main camera
vs(back) 8MP
+LED flash on both camerasAdvantage
The LED flash on both cameras helps in dark places or in low light
vsLED flash
+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
vsHDR photo only main camera
+(front) 8MP25 times
Higher resolution secondary camera to take pictures and selfies
vs(front) 0.3MP
+(front) Full HD (1920x1080)6 times
More image quality for recording videos with the secondary camera
vs(front) VGA (640x480)
+Android 8.1 OreoAdvantage
Android 8.1 Oreo is newer and safer
vsAndroid 4.2.2 Jelly Bean
+4G LTE-AAdvantage
The 4G LTE-A network is newer and faster
vs3G+ HSPA+
+(4G LTE-A) 300 Mbps13 times
Faster for surfing the internet and download files
vs(3G+ HSPA+) 21 Mbps
+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
vsNot supported
+3000 mAh50%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs2000 mAh
+802.11 a/b/g/n/ac [wifi5]Advantage
WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
vs802.11 a/b/g/n [wifi4]
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs3.0 + A2DP
+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
150 grams (5.25 ounces)vs+126 grams (4.41 ounces)19%
Lighter
Li-Ion: lithium-ion (Non removable)vs+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.

19 Common items in both devices
TFT IPS LCD
16 million
Only digital zoom
PDAF: phase detection autofocus / Autofocus
Full HD (1920x1080)
Capacitive
Multitouch
+12 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

๐Ÿ“ฑ Model features

LG K40 (X420ZM)Lenovo S650
 
ModelK40 (X420ZM)Lenovo S650
Other model namesLG K40 LMX420ZM, LM-X420ZM, LG-LMX420ZMLenovo S650 Dual Sim, Lenovo IdeaPhone S650 VIBE Dual Sim
Country or region availableSouth Africa
South Africa
feature not registered
BrandLGLenovo
Release date3/31/201912/13/2013
Depth8.3 millimeters (0.33 inches)8.8 millimeters (0.35 inches)
Size (width x height)71.9 x 153 millimeters (2.83 x 6.02 in)69.8 x 138 millimeters (2.75 x 5.43 in)
Weight150 grams (5.25 ounces)126 grams (4.41 ounces)
Build, materialsPlastic body, glass frontfeature not registered
Protection against water and othersMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.Not supported

๐Ÿ“ฒ Display

LG K40 (X420ZM)Lenovo S650
Display typeTFT IPS LCDTFT IPS LCD
Screen size5.7" inches4.7" inches
Screen-to-body ratio~76.2% (screen-to-body ratio)~63.2% (screen-to-body ratio)
Display resolution720x1440 pixels540x960 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch 5-points
Pixel density (dot pitch)282 PPI234 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedNot supported
Refresh ratefeature not registeredfeature not registered
Display featuresfeature not registeredfeature not registered

๐Ÿค– Operating System

LG K40 (X420ZM)Lenovo S650
System versionAndroid 8.1 OreoAndroid 4.2.2 Jelly Bean
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

โš™๏ธ Processor

LG K40 (X420ZM)Lenovo S650
Chipset64bit: MediaTek Helio P22 (MT6762) (12nm)32bit: MediaTek MT6582M
CPUOcta-core, 2 processors:
4x 2GHz ARM Cortex-A53 (Quad-core)
4x 1.5GHz ARM Cortex-A53 (Quad-core)
Quad-core, 1 processor:
4x 1.3GHz ARM Cortex-A7 (Quad-core)
GPU graphical controllerPowerVR GE8320 (650MHz)ARM Mali-400 MP2
Performance (benchmark)feature not registeredfeature not registered

๐Ÿ’ฝ Memory and storage

LG K40 (X420ZM)Lenovo S650
RAM memory2GB LPDDR31GB LPDDR2
Internal storage32GB (20GB available)
eMMC 5.1
8GB (5.49GB available)
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 32GB microSD, microSDHC
(dedicated slot)

๐Ÿ“ถ Mobile networks

LG K40 (X420ZM)Lenovo S650
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
Standard mini-SIM (2FF)
Maximum Download / Upload300/50 Mbps21/5.76 Mbps
Network technology2G, 3G, 4G2G, 3G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Tri-Band 900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 900/2100
Primary 4G networkLTE Cat6 (Bands 1, 3, 5, 7, 8, 20)
TD-LTE (Bands 38, 40)
Not supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
Secondary 2G networkNot supportedGSM 900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE, UMTS

๐Ÿ“ท Camera

LG K40 (X420ZM)Lenovo S650
Back camera (main camera)16 megapixels8 megapixels
Main camera resolution4608x3456 pixels3264x2448 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flash on both camerasLED flash
Focal aperturef/2.0 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor size1/3" inchesfeature not registered
Pixel size1ยตm pixelfeature not registered
AutofocusPDAF: phase detection autofocusAutofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo only main camera
Camera extrasfeature not registeredfeature not registered

๐Ÿ“ธ Front camera

LG K40 (X420ZM)Lenovo S650
Front camera (secondary)8 megapixels0.3 megapixels
Front camera resolution3264x2448 pixels640x480 pixels
Video recording (secondary)Full HD (1920x1080)VGA (640x480)
Front flashLEDNot supported
Focal aperturef/2.0 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

๐Ÿ”‰ Sound and multimedia

LG K40 (X420ZM)Lenovo S650
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or more2 microphones or more
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, XviD, MKVMP4, H.264, H.263, WMV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+

๐Ÿ”Œ Connectivity

LG K40 (X420ZM)Lenovo S650
USBMicroUSB 2.0, USB OTG On-The-GoMicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE3.0 + A2DP
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz)
DLNANot supportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
NFCNot supportedNot supported
Infrared portNot supportedNot supported

๐Ÿงญ Sensors

LG K40 (X420ZM)Lenovo S650
SensorsAccelerometer
Ambient light sensor
Fingerprint sensor (rear-mounted)
Proximity sensor
Accelerometer
Ambient light sensor
Proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

LG K40 (X420ZM)Lenovo S650
Battery typeLi-Ion: lithium-ion (Non removable)Li-Ion: lithium-ion (Removable)
Battery capacity3000 mAh2000 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingfeature not registeredfeature not registered
Talk time autonomy8 hours8 hours
Standby100 hours (4.2 days)feature not registered

โž• Other features

LG K40 (X420ZM)Lenovo S650
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder
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
Miscellaneousโ€ข Colors: Black, Moroccan Blue, Platinum Gray
โ€ข 18:9 ratio FullVision display
โ€ข LED notification
โ€ข DTS-X Surround sound
โ€ข Colors: Silver, White
โ€ข OpenGL ES 2.0
โ€ข WiFi hotspot
โ€ข Java framework

โ˜ข๏ธ Radiation rate

LG K40 (X420ZM)Lenovo S650
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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