The ZenFone Max Pro M2 ZB631KL is a bigger edition of ZenFone Max Pro M2 ZB633KL. As we all know, they both will arrive on the same day. However, there seems to be more information out there for the ZenFone Max Pro M2 ZB631KL than we have for ZenFone Max Pro M2 ZB633KL.

Both smartphones look alike so much that on the outside, it may be difficult to identify them apart from each other. But when it comes to intrinsic values, they differ quite considerably.

In this review of ZenFone Max Pro M2 ZB631KL, we are taking a good look at the price, design, display, camera, network, performance, etc, of the device below. Follow along as we specify the salient features.

Design and Display of ZenFone Max Pro M2 ZB631KL

Design type in the device is a metal body with glass. It comes in black color. It is not a water resistant smartphone but it arrives with fingerprint sensor and face recognition technology.

Display type is IPS LCD capacitive touch screen of 16 million colors. The screen size is 6 inches. There is no secondary display in this mobile device. Yet, it is multi-touch. The pixel density is 420 ppi, the pixel resolution is 2280 x 1080, and the aspect ratio is 19:9. Display protection features are 2.5D curved glass, notch display, bluelight filter, and Asus TruVivid.

Camera Features

The cameras at the rear are two. There are 13 MP plus 5 MP f/2.2 and f/2.4 aperture. They both come with LED flash. Meanwhile, to the front there is a single secondary dual camera of 16 MP plus 5 MP f/2.2 and f/2.4 aperture with 1.12 micro pixel size 1080p. The front camera comes with front flash.

Furthermore, other salient camera features include geotagging, touch focus, PADF, EIS, face detection, panorama, auto focus, HDR, and pixel master mode.

Hardware and Software

Android OS v8.1 Oreo runs the ZenFone Max Pro M2 ZB631KL. Surely, this type of software will upgrade to the latest Android 9 Pie. It comes with Zen user interface. In addition, Qualcomm Snapdragon 636 with process technology 14nm works in the device. This is assisted by Octa-core CPU of 4 x 2.2 GHz Kryo 260 and 4 x 1.84 GHz Kryo 260. Also, the GPU is Adreno 512. There is also 64-bit architecture.

Storage Capacity and Sensors

Internal memory is a good 4GB/6GB of RAM that is not expandable. However, at the internal storage department is where we find the variance. ZenFone Max Pro M2 ZB631KL comes with 64GB/128GB internal storage. The user can boost storage with a micro SD card up to 256GB.

Sensors in the device are accelerometer, proximity, light, compass, gyro, fingerprint, and face recognition.

Network and Connectivity

Supported networks in the device are GSM, HSPA, and LTE, which in other words mean that the smartphone is able to handle 2G, 3G, and 4G. That has been made possible with the use of two Nano SIM card slots in the device.

Other connectivity options include Bluetooth v5.0, Wi-Fi, hotspot, GPS, A-GPS, GLONASS, BDS, headphone jack, and micro USB 2.0. This means that there are no infrared, NFC, and HDMI in this smartphone.

Battery Power

Powering the device is a Li-Po 5000 mAh non-removable battery that has no wireless charging but it comes with fast charging technology. However, the battery can offer satisfactory power for the whole day after a full overnight charging.

Price and Availability

Pricing of the device is as follows: 4GB/64GB price = $319.99 USD and 4GB/128GB price = $399.99. If this changes, we will update you on our website regarding the change. The device will be released in the month of December 2018.

Asus ZenFone Max M2 ZB631KL Technical Specification


  • Device Type


  • Model

Asus Zenfone Max Pro M2 ZB631KL

  • Announced

Not Announced Yet, Expected Q4-2018 (Nov)

  • Status



  • Type


  • Dimensions


  • Weight


  • Colors


  • Waterproof No
  • Fingerprint Yes
  • Face Recognition


  • Dedicated Keys

Volume, Power, Fingerprint

  • Device Security

Pin, Pattern, Password, Slide, Fingerprint, Face

  • Features

-Metal body


  • Display Type

IPS LCD, Capacitive touch screen

  • Size


  • Secondary Display


  • Touch Screen

Yes, Multi touch

  • Pixel Density

~420 PPI

  • Resolution

2280 x 1080 Pixels

  • Display Colors

16 M

  • Display Protection Yes
  • Features

-19:9 aspect ratio
-Corning Gorilla Glass
-2.5D curved glass
-Notch display
-Asus TruVivid
-Bluelight filter


  • Supported Network


  • 2G Network

GSM 850 / 900 / 1800 / 1900 MHz

  • 3G Network

GSM 850 / 900 / 2100 MHz

  • 4G Network

LTE 800/ 850/ 900/ 1800/ 2100/ 2600 MHz
LTE TDD 2300 MHz
VoLTE support

  • SIM

Nano SIM

  • Hybrid Sim No
  • Dual SIM

Yes, Dual stand by


  • Chipset

Qualcomm Snapdragon 660, 14nm, 64 bit

  • CPU

Octa-core (4 x 2.2 GHz Kryo 260 + 4 x 1.84 GHz Kryo 260)

  • GPU

Adreno 512

  • RAM (Memory)

4 GB/ 6 GB, 1866 MHz, LPDDR4X

  • Internal Storage

64 GB/ 128 GB

  • Card Slot

Upto 256 GB (micro SD)

  • Dedicated slot


  • Sensors

Face Recognition


  • Operating System

Android OS v8.1 Oreo with Zen UI

  • Java Support No
  • Youtube Yes
  • Facebook Yes


  • SMS

Yes (threaded view)

  • MMS Yes
  • Email


  • IM Yes


  • Primary

13 MP + 5 MP, f/2.2 + f/2.4 aperture, 1.12 + 1.12 micron pixel size

  • Flash


  • Front

16 MP + 5 MP, f/2.2 + f/2.4 aperture, 1.12 micron pixel size, 1080p

  • Front Flash


  • Video

2160p@30fps, 1080p@30/60fps

  • Camera Features

Touch focus
Face detection
Pixel master mode


  • Bluetooth

Yes, v5.0, A2DP, EDR, LE

  • Infrared No
  • Wi-fi

Yes, Wi-Fi 802.11 b/g/n, WiFi direct, dual band

  • Wi-fi Hotspot Yes
  • GPS


  • NFC No
  • Wireless Charging


  • Headphone Jack Yes
  • HDMI No
  • USB

Micro USB 2.0


  • GPRS Yes
  • EDGE Yes
  • Speed

42.2 Mbps (HSDPA), 5.76 Mbps;(HSUPA), LTE 400/ 150 Mbps

  • Web Browser



  • Video Format

3GP, M4V, H.263, H.264, MOV, AVI, xVID, WMV, FLV, MP4, H.265

  • Audio Format

MP3, eAAC+, WAV, Flac player

  • FM Radio


  • Alert Types

Vibration, MP3

  • Ring Tones

Wav ring tones

  • Loudspeaker



  • Battery Type

Li-Poly (Lithium Polymer)

  • Capacity


  • Placement



  • Features
  1. Active noise cancellation with dedicated mic
    2. Document viewer
    3. Photo and video editor
    4. Fast battery charging
    5. NXP smart PA
    6. 192 KHz / 24-bit

==> Disclaimer: Specifications, Features & Price Shown For The Above Device Was Entered Manually. We Can Not Guarantee That The Info On This Page Is 100% Correct. If You Think That Any Information For The Current Device Is Wrong Or Missing, Please Don’t Hesitate To Contact Us.


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