55points

LG K40S

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LG K40S
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LG K40S review: specs and price

LG K40S
55
points
LG K40S

Why is LG K40S better than the average?

  • Battery power
    3500mAhvs2914.18mAh
  • CPU speed
    4 x 2.3GHz & 4 x 1.65GHzvs9.78GHz
  • RAM
    3GBvs2.75GB
  • Screen size
    ?

    6.1"vs5.31"
  • Megapixels (main camera)
    13MP & 5MPvs13.83MP
  • Megapixels (front camera)
    13MPvs7.07MP
  • Download speed
    300MBits/svs193.7MBits/s
  • Thickness
    8.6mmvs8.8mm

Price comparison

Design

1.Weather-sealed (splashproof)
?

The device is protected with extra seals to prevent failures caused by dust, raindrops, and water splashes.

For example

OnePlus 7T Pro McLaren Edition

LG K40S
2.thickness
?

Best

Asus Zenfone AR 64GB

4.6mm

8.6mm

3.height
?

Best

Motorola FlipOut

67mm

156.3mm

4.width
?

Best

Vertu Signature for Bentley

42mm

73.9mm

5.volume
?

Best

Palm Phone

36.17cm³

99.33cm³

6.has a QWERTY keyboard
?

Text messaging is much faster due to a hardware keyboard.

For example

Blackview BV1000

LG K40S

Display

1.resolution
?

Best

Sony Xperia H8541

2160 x 4320px

720 x 1520px

2.pixel density
?

Best

Sony Xperia H8541

847ppi

276ppi

3.has branded damage-resistant glass
?

Damage-resistant glass (such as Corning Gorilla Glass or Asahi Dragontrail Glass) is thin, lightweight, and can withstand high levels of force.

For example

OnePlus 7T Pro McLaren Edition

LG K40S
4.screen size
?

The bigger the screen size is, the better the user experience.

Best

Huawei Mate X

8"

6.1"

5.LCD display with 3 subpixels per pixels
?

The device has an LCD display with 3 subpixels per pixel, resulting in sharp and crisp images. Pixels in some displays (like AMOLED) share one subpixel to preserve space. This can result in a less crisp, slightly blurred image.

LG K40S
6.has an IPS screen
?

IPS (In-Plane Switching) is a technology used for LCDs. It was designed to overcome the main limitations of conventional twisted nematic TFT displays: limited viewing angles and low-quality color reproduction. PLS (Plane-to-Line Switching) is a type of IPS screen developed by Samsung, with increased brightness and lower production costs.

LG K40S

Performance

1.floating-point performance
?

Floating-point performance is a measurement of the raw processing power of the GPU.

Best

Lenovo A6600

0.81 TFLOPS

0.04 TFLOPS (MediaTek Helio P22)

2.RAM speed
?

It can support faster memory, which will give quicker system performance.

Best

Honor 20S (128GB / 6GB RAM)

4266MHz

1600MHz (MediaTek Helio P22)

3.Has integrated LTE
?

The system on a chip (SoC) has an integrated LTE cellular chip. LTE is capable of downloading at faster speeds than older, 3G technology.

LG K40S
4.CPU speed
?

Best

Meizu Pro 7 Plus 64GB

8 x 2.6GHz

4 x 2.3GHz & 4 x 1.65GHz (MediaTek Helio P22)

5.RAM
?

Best

OnePlus 7T Pro McLaren Edition

12GB

3GB

6.CPU threads
?

More threads result in faster performance and better multitasking.

Best

Oppo A9 (2020)

8

8 (MediaTek Helio P22)

Cameras

1.megapixels (main camera)
?

Best

Xiaomi Mi Mix Alpha

108 & 20 & 12MP

13MP & 5MP

2.megapixels (front camera)
?

Best

Vivo V17 Pro

32 & 8MP

13MP

3.has built-in optical image stabilization
?

Optical image stabilization uses gyroscopic sensors to detect the vibrations of the camera. The lens adjusts the optical path accordingly, ensuring that any type of motion blur is corrected before the sensor captures the image.

For example

Ulefone X

LG K40S
4.video recording (main camera)
?

The maximum resolution available for videos shot with the main camera. Although it may be possible to choose among other frame rates, those recordings usually have lower resolutions.

Best

OnePlus 7T Pro McLaren Edition

2160 x 60fps

1080 x 30fps

5.widest aperture
?

With a wider aperture the sensor can capture more light, helping to avoid blur by enabling a faster shutter speed. It also provides a shallow depth of field, allowing you to blur the background to focus attention on the subject.

Best

Xiaomi Black Shark 2 (128GB / 6GB RAM)

2.2 & 1.2f

f/2.2 & f/2.2

6.Has phase detection autofocus for photos
?

A phase detection autofocus is much faster than a contrast detection autofocus, allowing for sharper images.

LG K40S

Audio

1.has stereo speakers
?

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

For example

Oppo A9 (2020)

LG K40S
2.has a socket for a 3.5 mm audio jack
?

With a standard mini jack socket, you can use the device with most headphones.

LG K40S
3.number of microphones
?

More microphones result in better sound quality and enable the device to filter out background noise.

Best

Asus ROG Phone II 256GB

4

2

4.Has a radio
?

A built-in FM radio tuner allows you to listen to most of the live-broadcasted FM radio stations without using the internet.

For example

Oppo A9 (2020)

LG K40S

Battery

1.battery power
?

Best

Energizer Power Max P18K Pop

18000mAh

3500mAh

2.Supports fast charging
?

Fast charging technologies, like Qualcomm’s Quick Charge or MediaTek’s Pump Express, are used to reduce the time it takes to charge a device. For example, with Quick Charge 3.0, the battery can be charged to 50% in just 30 minutes.

For example

Vivo NEX 3 5G (256GB / 8GB RAM)

LG K40S
3.has wireless charging
?

The manufacturer offers a branded wireless charging kit. To charge the device, you simply put it down on its charging base.

For example

Ulefone X

LG K40S
4.has a removable battery
?

The battery is removable and can be replaced by the user if broken.

For example

Blu G6

LG K40S
5.Has an ultra power-saving mode
?

The ultra power-saving mode, also called low power mode, is an effective way to extend the battery life of the device. Usually, it involves limiting screen brightness and contrast, disabling location services, restricting connectivity, and turning off nonessential apps.

For example

Umidigi F2

LG K40S
6.has a battery level indicator
?

An indicator shows you when the device has low battery.

LG K40S

Features

1.Is a multi-user system
LG K40S
2.Supports Java
LG K40S
3.Has offline voice recognition
?

Offline voice recognition enables you to perform voice actions, like dictating texts or using various voice commands, without an internet connection.

LG K40S
4.Is free and open source
?

Anyone is free to use, copy, study, and change the software in any way, and the source code is openly shared so that people are encouraged to voluntarily improve the design of the software.

LG K40S
5.download speed
?

Best

Xiaomi Mi 9 Pro

2048MBits/s

300MBits/s

6.Has fast 802.11ac Wi-Fi connection
?

802.11ac wireless works on the 5GHz frequency range. It offers higher transfer rates, improved reliability and improved power consumption. It provides advantages for gaming and HD video streaming.

LG K40S

Price comparison

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