Asus Zenfone Max Pro (M2) ZB631KL vs Lava A77

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

    A77: 35 g lighter

    Zenfone Max Pro (M2) ZB631KL:
    175 g
    A77:
    140 g
  • Width

    A77: 8.3 mm narrower

    Zenfone Max Pro (M2) ZB631KL:
    75.5 mm
    A77:
    67.2 mm
  • Screen diagonal

    A77: 1.76 in smaller diagonal

    Zenfone Max Pro (M2) ZB631KL:
    6.26 in
    A77:
    4.5 in
  • Chipset

    Zenfone Max Pro (M2) ZB631KL:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
    A77:
    Spreadtrum SC9832
  • Rear camera layout

    Zenfone Max Pro (M2) ZB631KL:
    Dual
    A77:
    Single
  • Depth

    Zenfone Max Pro (M2) ZB631KL: 1 mm thinner

    Zenfone Max Pro (M2) ZB631KL:
    8.5 mm
    A77:
    9.5 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 +22.9 mm versus A77
    Width:
    75.5 mm +8.3 mm versus A77
    Depth:
    8.5 mm
  2. 2. A77

    Height:
    135 mm
    Width:
    67.2 mm
    Depth:
    9.5 mm +1 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

    +35 g versus A77

  2. 2. A77

    140 g

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. A77

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

Zenfone Max Pro (M2) ZB631KL has approximately 75.2% more rectangular screen area than A77.

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, A77, compared at the same storage capacity.
StorageZenfone Max Pro (M2) ZB631KLA77
8 GB Unknown 1 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. A77

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

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

    +3000 mAh versus A77

  2. 2. A77

    2000 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. A77

Everyday essentials
Everyday essentials — specifications for Zenfone Max Pro (M2) ZB631KL, A77.
SpecificationZenfone Max Pro (M2) ZB631KLA77
Dimensions (HxWxD)
  • 157.9 Х 75.5 Х 8.5 mm
  • 135 Х 67.2 Х 9.5 mm
Weight
  • 175 g
  • 140 g
Technology
  • IPS LCD
  • TN
Screen size
  • 6.26" inch
  • 4.5" inch
Screen resolution
  • 1080 x 2280 px
  • 480 x 854 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
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 512 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 5000 mAh
  • Non-removable Li-Po
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Android 6.0 (Marshmallow)
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Spreadtrum SC9832
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zenfone Max Pro (M2) ZB631KL, A77.
SpecificationZenfone Max Pro (M2) ZB631KLA77
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.8 cm2
  • 55.8 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.0%
  • 61.5%
PPI /points per inch/
  • 403 PPI
  • 218 PPI
Screen protection
  • Corning Gorilla Glass 6
Unknown
Camera and Video
Camera and Video — specifications for Zenfone Max Pro (M2) ZB631KL, A77.
SpecificationZenfone Max Pro (M2) ZB631KLA77
Rear camera, main
  • 12 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.9''
  • 1.25µm
  • PDAF -5 MP
  • f/2.4
  • 1.12µm
  • depth sensor
  • 5 MP
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
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, A77.
SpecificationZenfone Max Pro (M2) ZB631KLA77
Processor CPU
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Quad-core 1.3 GHz
Graphics processor GPU
  • Adreno 512
  • Mali-400
Antutu 7 score * Unknown
  • 7812
GeekBench 5 Single Core *
  • 291
Unknown
GeekBench 5 Multi-Core *
  • 1204
Unknown
General specs
General specs — specifications for Zenfone Max Pro (M2) ZB631KL, A77.
SpecificationZenfone Max Pro (M2) ZB631KLA77
Release date
  • 2018
  • December
  • 2017
  • May
Colors
  • Blue
  • Titanium
  • Gold
  • Silver
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 6099 INR
Body build
  • Front glass
  • plastic body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone Max Pro (M2) ZB631KL, A77.
SpecificationZenfone Max Pro (M2) ZB631KLA77
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 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 5(850)
  • 40(2300)
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
  • 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
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Zenfone Max Pro (M2) ZB631KL, A77.
SpecificationZenfone Max Pro (M2) ZB631KLA77
Radio
  • FM radio
  • Stereo FM radio with RDS; reco
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Zenfone Max Pro (M2) ZB631KL, A77.
SpecificationZenfone Max Pro (M2) ZB631KLA77
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W
  • Sensors Accelerometer
  • proximity - For India