Asus Zenfone Max Pro (M2) ZB631KL vs BLU Studio XL2

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Weight

    Zenfone Max Pro (M2) ZB631KL: 25 g lighter

    Zenfone Max Pro (M2) ZB631KL:
    175 g
    Studio XL2:
    200 g
  • Width

    Zenfone Max Pro (M2) ZB631KL: 8.1 mm narrower

    Zenfone Max Pro (M2) ZB631KL:
    75.5 mm
    Studio XL2:
    83.6 mm
  • Screen diagonal

    Studio XL2: 0.26 in smaller diagonal

    Zenfone Max Pro (M2) ZB631KL:
    6.26 in
    Studio XL2:
    6 in
  • Chipset

    Zenfone Max Pro (M2) ZB631KL:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    Studio XL2:
    Mediatek MT6737 (28 nm)
  • Rear camera layout

    Zenfone Max Pro (M2) ZB631KL:
    Dual
    Studio XL2:
    Single
  • Depth

    Zenfone Max Pro (M2) ZB631KL: 0.6 mm thinner

    Zenfone Max Pro (M2) ZB631KL:
    8.5 mm
    Studio XL2:
    9.1 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. Zenfone Max Pro (M2) ZB631KL

    Height:
    157.9 mm
    Width:
    75.5 mm
    Depth:
    8.5 mm
  2. 2. Studio XL2

    Height:
    165.7 mm +7.8 mm versus Zenfone Max Pro (M2) ZB631KL
    Width:
    83.6 mm +8.1 mm versus Zenfone Max Pro (M2) ZB631KL
    Depth:
    9.1 mm +0.6 mm versus Zenfone Max Pro (M2) ZB631KL

Weight

Bars start at zero and share a scale within this chart.

  1. 1. Zenfone Max Pro (M2) ZB631KL

    175 g

  2. 2. Studio XL2

    200 g

    +25 g versus Zenfone Max Pro (M2) ZB631KL

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. Zenfone Max Pro (M2) ZB631KL

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²
  2. 2. Studio XL2

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    99.2 cm²

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for Zenfone Max Pro (M2) ZB631KL, Studio XL2, compared at the same storage capacity.
StorageZenfone Max Pro (M2) ZB631KLStudio XL2
16 GB Unknown 2 GB RAM
Zenfone Max Pro (M2) ZB631KL: Original memory entry

64 GB · 4/6 GB RAM 32 GB · 3 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Zenfone Max Pro (M2) ZB631KL

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB (dedicated slot)

2. Studio XL2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. Zenfone Max Pro (M2) ZB631KL

    5000 mAh

    +100 mAh versus Studio XL2

  2. 2. Studio XL2

    4900 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Zenfone Max Pro (M2) ZB631KL2. Studio XL2

Everyday essentials
Everyday essentials — specifications for Zenfone Max Pro (M2) ZB631KL, Studio XL2.
SpecificationZenfone Max Pro (M2) ZB631KLStudio XL2
Dimensions (HxWxD)
  • 157.9 Х 75.5 Х 8.5 mm
  • 165.7 Х 83.6 Х 9.1 mm
Weight
  • 175 g
  • 200 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.26" inch
  • 6" inch
Screen resolution
  • 1080 x 2280 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4/6 GB RAM 32 GB
  • 3 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 512 GB (dedicated slot)
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 5000 mAh
  • Non-removable Li-Po
  • 4900 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 (Oreo)
  • Android 6.0 (Marshmallow)
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Mediatek MT6737 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zenfone Max Pro (M2) ZB631KL, Studio XL2.
SpecificationZenfone Max Pro (M2) ZB631KLStudio XL2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.8 cm2
  • 99.2 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.0%
  • 71.6%
PPI /points per inch/
  • 403 PPI
  • 245 PPI
Screen protection
  • Corning Gorilla Glass 6
Unknown
Camera and Video
Camera and Video — specifications for Zenfone Max Pro (M2) ZB631KL, Studio XL2.
SpecificationZenfone Max Pro (M2) ZB631KLStudio XL2
Rear camera, main
  • 12 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.9''
  • 1.25µm
  • PDAF -5 MP
  • f/2.4
  • 1.12µm
  • depth sensor
  • 13 MP
  • AF
  • f/2.2
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 13 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 13MP
  • f/2.0
  • 1.12µm
  • 5 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Zenfone Max Pro (M2) ZB631KL, Studio XL2.
SpecificationZenfone Max Pro (M2) ZB631KLStudio XL2
Processor CPU
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Adreno 512
  • Mali-T720
GeekBench 4 Single Core * Unknown
  • 548
GeekBench 4 Multi-Core * Unknown
  • 1461
GeekBench 5 Single Core *
  • 291
Unknown
GeekBench 5 Multi-Core *
  • 1204
Unknown
General specs
General specs — specifications for Zenfone Max Pro (M2) ZB631KL, Studio XL2.
SpecificationZenfone Max Pro (M2) ZB631KLStudio XL2
Release date
  • 2018
  • December
  • 2016
  • November
Colors
  • Blue
  • Titanium
  • Gray
  • Gold
  • Rose Gold
Battery life Unknown
  • Stand by time- Up to 800 h (2G) / Up to 700 h (3G) Talking time- Up to 68 h (2G) / Up to 46 h (3G)
Body build
  • Front glass
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone Max Pro (M2) ZB631KL, Studio XL2.
SpecificationZenfone Max Pro (M2) ZB631KLStudio XL2
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 17(700)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat9 450/50 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB Host
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Zenfone Max Pro (M2) ZB631KL, Studio XL2.
SpecificationZenfone Max Pro (M2) ZB631KLStudio XL2
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Zenfone Max Pro (M2) ZB631KL, Studio XL2.
SpecificationZenfone Max Pro (M2) ZB631KLStudio XL2
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W
  • Sensors Accelerometer
  • proximity