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Asus

Asus Zenfone 2 (2015)

Android OS v5.0 (Lollipop)
Intel Atom Z3560
PowerVR G6430
2 GB / 16 GB
5.5 inch (1080 x 1920 px)
13 MP, 4128 x 3096 px, autofocus

This phone boasts a 5.5 inch IPS display, a Intel Atom Z3560 chipset, and 2 GB of RAM.

But hold on, there's another layer to explore.

Table of Contents

This article shares our personal experiences and thoughts about using the Asus Zenfone 2 smartphone. We hope to offer helpful insights to others interested in this device.

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Asus Zenfone 2 specifications

BrandAsus
NameZenfone 2
ModelZE551ML
Release date2015

Weight, dimensions, colors

Weight6 oz
Dimensions3.04 x 6 x 0.15 inch
Colorsblack, gold, gray, red
SIM typeMicro SIM

The weight of the Asus Zenfone 2 is still considered to be lightweight and portable. A micro SIM is larger than the current standard Nano SIM card but smaller than the older SIM card size.

Asus Zenfone 2 / 1

System, chipset, performance

OS versionAndroid OS v5.0 (Lollipop)
SoCIntel Atom Z3560
CPUQuad-core 1.8 GHz Intel Atom
GPUPowerVR G6430

The Asus Zenfone 2 comes with Android OS v5.0 (Lollipop) out of the box. Android is an open-source operating system. This means users and developers have more control over the software. The quad-core mobile CPU can provide fast and efficient performance for mobile games. Many consider PowerVR GPUs to highly compete with other leading mobile GPUs.

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Display type, size, resolution

Display typeIPS
Screen size5.5 inch
Resolution1080 x 1920 px
Multitouch supportyes

People know IPS for its wide viewing angles. It also has accurate color reproduction. The 5.5 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

RAM2 GB
Internal storage16 GB
Memory card slotmicroSD

The smartphone has 2 GB of RAM. It can run many apps at once without much lag or slowness. More RAM lets us keep more apps and processes open in the background. This keeps the device from slowing down. If we use our smartphones for basic tasks like calling, texting, and browsing the web, 32 GB may be sufficient for our needs. We can expand the internal storage of the Zenfone 2 (16 GB) by using a compatible microSD card.

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Cameras, flash

Main camera13 MP, 4128 x 3096 px, autofocus
FlashDual LED
Selfie camera5 MP

This single camera can be enough for many smartphone users, it depends on their photography needs and preferences. The main camera of Zenfone 2 smartphone does not have OIS. The optical image stabilization (OIS) is an important feature in smartphones.

Connectivity, network, wireless

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

The 4G provides faster data transfer speeds compared to previous generations. This Asus phone can connect to Wi-Fi networks at home, at work, or in public places. We can use Bluetooth to connect our Zenfone 2 smartphone to many Bluetooth devices. This phone has a built-in GPS receiver. The Zenfone 2 comes with NFC (Near Field Communication) functionality. 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 Zenfone 2 does not have a removable battery, it integrates the battery into the phone's design.

Features, sensors, specials

Sensorsaccelerometer, compass, gyroscope, proximity
SpecialsCorning Gorilla Glass 3, Dual SIM, ZenUI

Today, smartphones come with many sensors. They help make the user experience better. The accelerometer is a sensor. It measures the tilting motion and orientation of the phone. Dual SIM is great for businesses. They want to give staff a device with separate numbers and bills for personal and business use. Corning Gorilla Glass is tougher. It resists scratches, impacts, and drops.

Verdict, pros and cons

Every phone has its strengths and weaknesses, and this Asus 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
  • Corning Gorilla Glass shield

Cons

  • limited-size screen
  • insufficient internal storage
  • single camera setup
  • no OIS function
  • no 5G support
  • no Type-C USB port
  • low-capacity battery
  • 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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