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Sigma Mobile

Sigma Mobile X-Treme PQ52 (2018)

Android OS v7.0 (Nougat)
Mediatek MT6737T
Mali-T720 MP2
3 GB / 32 GB
5 inch (720 x 1280 px)
13 MP, 4160 x 3120 px, autofocus

The manufacturer offers this phone with a 5 inch IPS display, a Mediatek MT6737T chipset, and 3 GB of RAM.

And there's a surprise! Get ready to find out!

Table of Contents

This article shares our personal experiences and thoughts about using the Sigma Mobile X-Treme PQ52 smartphone. We hope to offer helpful insights to others interested in this device.

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Sigma Mobile X-Treme PQ52 specifications

BrandSigma Mobile
NameX-Treme PQ52
ModelPQ52
Release date2018

Weight, dimensions, colors

Weight6.28 oz
Dimensions5.67 x 2.91 x 0.39 inch
Colorsblack, red
SIM typeNano SIM

The weight of the Sigma Mobile X-Treme PQ52 is still considered to be lightweight and portable. Smartphones use a Nano SIM as a subscriber identity module (SIM), which is a chip card.

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System, chipset, performance

OS versionAndroid OS v7.0 (Nougat)
SoCMediatek MT6737T
CPUQuad-core 1.5 GHz Cortex-A53
GPUMali-T720 MP2

The Sigma Mobile X-Treme PQ52 comes with Android OS v7.0 (Nougat) out of the box. Android is an open-source operating system. This means the source code is free to the public. The quad-core mobile CPU can provide fast and efficient performance for mobile games. Many people consider ARM Mali GPUs a good option for mobile devices.

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Display type, size, resolution

Display typeIPS
Screen size5 inch
Resolution720 x 1280 px
Multitouch supportyes

People know IPS for its wide viewing angles. It also has accurate color reproduction. The 5 inch display make this smartphone pocket-friendly. The display size is the diagonal distance from one corner of the screen to the opposite corner.

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Memory, storage

RAM3 GB
Internal storage32 GB
Memory card slotmicroSD

The smartphone has 3 GB of RAM. It can run many apps at once without much lag or slowness. Having more RAM alone does not guarantee better performance. Generally, a smartphone should have a minimum of 32 GB of internal storage. The X-Treme PQ52 has 32 GB. We can expand the internal storage of the X-Treme PQ52 (32 GB) by using a compatible microSD card.

Cameras, flash

Main camera13 MP, 4160 x 3120 px, autofocus
FlashLED
Selfie camera5 MP

This single camera can be enough for many smartphone users, it depends on their photography needs and preferences. The X-Treme PQ52 does not have optical image stabilization (OIS).

Connectivity, network, wireless

GSM 2G bands850 / 900 / 1800 / 1900
Network coverage2G / 3G / 4G
Wi-FiWi-Fi 802.11 a/b/g/n
Bluetoothv4.0, A2DP
GPSA-GPS, GLONASS
NFCno
FM radioyes
USBmicroUSB 2.0
Headphone3.5 mm jack

The Sigma Mobile X-Treme PQ52 supports 4G/LTE networks. The X-Treme PQ52 supports the latest Wi-Fi standards. We can use Bluetooth to connect our X-Treme PQ52 smartphone to many Bluetooth devices. The X-Treme PQ52 has a GPS receiver. Many fitness and activity tracking apps rely on GPS. It is used to accurately measure and record outdoor activities. The phone isn't NFC (Near Field Communication) capable. NFC is not essential for basic phone functionality, but it can be useful. The 3.5 mm headphone jack allows us to connect wired headphones or earphones to the device.

Battery type, capacity, charger

TypeLi-Po 3000 mAh, non-removable

The Li-Po 3000 mAh, non-removable battery gives the smartphone a good battery backup. The lithium polymer (Li-Po) battery is a light-weight, rechargeable battery. The X-Treme PQ52 does not have a removable battery, it integrates the battery into the phone's design.

Features, sensors, specials

Sensorsaccelerometer, light, magnetometer, proximity
SpecialsCorning Gorilla Glass 3, Dual SIM, Certified IP68 dustproof and waterproof

Today, smartphones come with many sensors. They help make the user experience better. The accelerometer provides information about the smartphone's movement in three axes. These are X (horizontal), Y (vertical), and Z (depth). The light sensor is a type of sensor in a smartphone. It lets the phone measure light intensity around the device. Dual SIM is great for businesses. They want to give staff a device with separate numbers and bills for personal and business use.

The IP68 rating indicates that X-Treme PQ52 smartphone is resistant to water ingress. Gorilla Glass is very scratch resistant. It reduces the likelihood of everyday scratches and abrasions.

Verdict, pros and cons

Every phone has its strengths and weaknesses, and this Sigma Mobile phone is no exception. As with any device, there are aspects that shine and others that fall short. By examining both sides, we can paint a complete picture of what this phone has to offer. Let's explore its standout features and areas for improvement. Remember, this is just my opinion, and yours might be different.

Pros

  • microSD slot
  • Dual SIM support
  • IP68 certified protection
  • Corning Gorilla Glass shield

Cons

  • limited-size screen
  • single camera setup
  • no OIS function
  • no 5G support
  • no NFC feature
  • no Type-C USB port
  • low-capacity battery
  • no digital compass
  • no fingerprint reader
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Lucas Bradley I'm Lucas Bradley, the founder of the Phone42.com site. I love technology, especially smartphones, and I've been working with tech stuff for more than 20 years. This means I've seen a lot of changes and have learned a bunch about what makes a good phone. On Phone42.com, I look at all kinds of phones. They can be from big, well-known companies or new ones trying to make their mark. I want to help people understand what's new and cool in the world of smartphones, in a way that's easy to get.
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