Tech review of Asus ZenFone Max Pro (M2) ZB631KL

Yurii Rodionov

Yurii Rodionov

Author, Content Specialist

Experienced tech specialist

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VRM24 🤖 AI Review: Asus Asus ZenFone Max Pro (M2) ZB631KL

Asus ZenFone Max Pro (M2) ZB631KL: a technical overview based on VRM24’s recorded device data.

Design and display

Type: Smartphone; Announced: 2018, December; Dimensions: 157.9 x 75.5 x 8.5 mm (6.22 x 2.97 x 0.33 in); Weight: 175 g (6.17 oz); Display: IPS LCD; Size: 6.26 inches; Resolution: 1080 x 2280 pixels, 19:9 ratio; Protection: Corning Gorilla Glass 6.

Display size and resolution describe the viewing format; brightness, colour accuracy and durability require separate testing.

Platform and memory

OS: Android 8.0 (Oreo); Chipset: Qualcomm SDM660 Snapdragon 660; CPU: Octa-core 4x Kryo 260 Gold 2.2 GHz + 4x Kryo 260 Silver 1.8 GHz; GPU: Adreno 512; RAM: 4 GB; Storage: 128 GB; Memory card: Micro SD, up to 2048 GB (uses shared SIM slot).

The chipset and memory describe the hardware configuration. They do not establish measured speed, gaming performance or current software support.

Cameras

Rear camera: 12 MP/ 5 MP; Rear video: 2160p, 30fps; Front camera: 13 MP; Front video: 1080p, 30fps.

These are the recorded camera specifications. Image quality and stabilisation cannot be judged from resolution alone.

Battery and connections

Battery capacity: Li-Po 5000 mAh; Battery model: C11P1706; Charging port: Micro USB; Headphone jack: Mini jack 3.5 mm; Interfaces: Wi-Fi 802.11n, Bluetooth 5.0, NFC; Networks: GSM/ 3G/ 4G LTE/LTE-A; SIM: Dual SIM.

Battery capacity is not a measured runtime. Charging speed, battery condition and compatibility of replacement parts need separate verification.

What the specifications tell us

Use this overview to compare the recorded configuration with your needs. It does not provide benchmarks or hands-on performance measurements.

Prepared using ChatGPT-authored templates and VRM24’s own collected device data. Device details are inserted from our records; each overview is not individually written by a model. AI-assisted text and source data may contain errors. Actual performance may vary. Verify specifications and part compatibility before repair.

Main and additional circuit boards

Asus ZenFone Max Pro (M2) ZB631KL
Side 1
Side 2

Spare parts

and components
Battery
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Cameras
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Charging port
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Earpiece speaker
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Loudspeaker
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Microphone
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Characteristics

and Features

Features

Type Smartphone
OS Android 8.0 (Oreo)
SIM type/size Nano SIM
SIM Dual SIM
Dimensions 157.9 x 75.5 x 8.5 mm (6.22 x 2.97 x 0.33 in)
Weight 175 g (6.17 oz)

Display

Display type IPS LCD
Size 6.26 inches
Resolution 1080 x 2280 pixels, 19:9 ratio
PPI density 403
Protection Corning Gorilla Glass 6

Multimedia

Main camera 12 MP/ 5 MP
Main camera Video 2160p, 30fps
Front (selfie) camera 13 MP
Front (selfie) camera Video 1080p, 30fps
Audio MP3, AAC, WAV, WMA, FM-radio
Headphone jack Mini jack 3.5 mm

Network

Technology GSM/ 3G/ 4G LTE/LTE-A
Bands Bands 1, 3, 5, 7, 8, 20, 40
Interfaces Wi-Fi 802.11n, Bluetooth 5.0, NFC
Satellite navigation GPS with A-GPS, GLONASS, , BDS, GALILEO, QZSS

Processor and Memory

System on a chip Qualcomm SDM660 Snapdragon 660
CPU Octa-core 4x Kryo 260 Gold 2.2 GHz + 4x Kryo 260 Silver 1.8 GHz
GPU Adreno 512
Internal memory 128 GB
RAM 4 GB
Card slot Micro SD, up to 2048 GB (uses shared SIM slot)

Battery

Battery capacity Li-Po 5000 mAh
Charging port Micro USB
Battery model C11P1706

Models with the same battery

Other

Announced 2018, December

If you have a question, ask us, and we will try to answer in as much detail as possible. If this article was helpful for you, please rate it.

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Evgenii Kuzmin

Evgenii Kuzmin

Senior maintenance service and repair engineer

Based on our experience, we made a selection of the most common malfunctions of mobile devices and evaluated the difficulty of performing repairs for each of them. The final evaluation of the difficulty of the repair is the sum of all the parameters. This difficulty rating is also applicable for all models Asus ZenFone Max Pro (M2) ZB631KL — Asus ZenFone Max Pro (M2) released for markets in different countries.