29points

Microsoft Lumia 638

Microsoft Lumia 638
vs

Microsoft Lumia 638 review: specs and price

Microsoft Lumia 638
Microsoft Lumia 638

Why is Microsoft Lumia 638 better than the average?

  • Weight
    136gvs151.92g
  • Width
    66.7mmvs71.34mm
  • Height
    129.5mmvs142.61mm
  • Bluetooth version
    4vs3.92
  • Number of microphones
    2vs1.65
  • Upload
    50MBits/svs45.75MBits/s
  • Volume
    79.47cm³vs10174.7cm³
  • OpenVG version
    3vs1.92

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Top specs and features

relevant

Design

1.weight

136g

Best

Palm Phone

62.5g

2.thickness

9.2mm

Best

Asus Zenfone AR 64GB

4.6mm

3.width

66.7mm

Best

Vertu Signature for Bentley

42mm

4.height

129.5mm

Best

Motorola FlipOut

67mm

5.volume

79.47cm³

Best

Palm Phone

36.17cm³

relevant

Display

1.resolution

480 x 854px

Best

Sony Xperia H8541

2160 x 4320px

2.pixel density

218ppi

Best

Sony Xperia H8541

847ppi

3.has branded damage resistant glass
Microsoft Lumia 638

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

4.screen size

4.5"

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

Best

Huawei Mate 20 X

7.2"

5.every pixel has three subpixels
Microsoft Lumia 638

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

6.has an IPS screen
Microsoft Lumia 638

IPS (In-Plane Switching) is a technology used for LCDs. It was designed to overcome the main limitations of normal TFTs TN-matrices: relatively slow response times, small viewing angles and low quality color reproduction.

relevant

Performance

1.Has integrated LTE
Microsoft Lumia 638

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

2.GPU clock speed

450MHz (Qualcomm Snapdragon 400)

The graphics processing unit (GPU) has a higher clock speed.

Best

Oukitel WP5000

1000MHz

3.floating-point performance

0.02TFLOPS (Qualcomm Snapdragon 400)

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

Best

Lenovo A6600

0.81TFLOPS

4.DirectX version

9.3 (Qualcomm Snapdragon 400)

DirectX is used in games, with newer versions supporting better graphics.

Best

Huawei Honor 8C

12

5.Has integrated graphics
Microsoft Lumia 638

With integrated graphics you don’t need to buy a separate graphics card.

6.CPU threads

4 (Qualcomm Snapdragon 400)

More threads result in faster performance and better multitasking.

Best

Motorola Moto G6 Play (Qualcomm Snapdragon 427)

8

relevant

Cameras

1.megapixels

5MP

Best

Huawei Mate 20 X

40 & 20 & 8MP

2.has a front camera
Microsoft Lumia 638

A front camera, also called secondary camera, can be used for video chats/selfies.

For example

ZTE Nubia Red Magic Mars (64GB / 6GB RAM)

3.Can create panoramas in-camera
Microsoft Lumia 638

It allows you to take multiple photos capturing different parts of the scene, and then joins them together into a single photo.

relevant

Audio

1.has a socket for a 3.5 mm audio jack
Microsoft Lumia 638

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

2.number of microphones

2

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

Best

Motorola Moto Z3

4

3.has a radio
Microsoft Lumia 638

It works as an FM radio with included headsets

relevant

Battery

1.battery power

1830mAh

Best

Energizer Power Max P16K Pro

16000mAh

2.has a battery level indicator
Microsoft Lumia 638

An indicator shows you when the device has low battery.

3.has a rechargeable battery
Microsoft Lumia 638

The battery can be recharged and used over again.

relevant

Features

1.Is a multi-user system
Microsoft Lumia 638
2.USB version

2

Newer USB versions are faster and have better power management.

Best

Kyocera DuraForce Pro 2

3.1

3.download speed

150MBits/s

Best

ZTE Nubia Red Magic Mars (64GB / 6GB RAM)

1200MBits/s

4.has GPS
Microsoft Lumia 638

GPS enables global positioning, useful in map, geo-tagging or navigation apps.

5.Supports widgets
Microsoft Lumia 638

You can add widgets to the home screen. This allows you to have more flexibility and to see information at a glance, without going into the app.

6.Has WiFi
Microsoft Lumia 638

The device can connect to WiFi.

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