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Apple iPhone XS vs Asus Zenfone Max Pro (M2) ZB631KL

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.

    • Display technology

      OLED versus LCD

      iPhone XS:
      OLED
      Zenfone Max Pro (M2) ZB631KL:
      LCD

    • Width

      iPhone XS: 4.6 mm narrower

      iPhone XS:
      70.9 mm
      Zenfone Max Pro (M2) ZB631KL:
      75.5 mm

    • Screen diagonal

      iPhone XS: 0.46 in smaller diagonal

      iPhone XS:
      5.8 in
      Zenfone Max Pro (M2) ZB631KL:
      6.26 in

    • Chipset

      iPhone XS:
      Apple A12 Bionic (7 nm)
      Zenfone Max Pro (M2) ZB631KL:
      Qualcomm SDM660 Snapdragon 660 (14 nm)

    • Depth

      iPhone XS: 0.8 mm thinner

      iPhone XS:
      7.7 mm
      Zenfone Max Pro (M2) ZB631KL:
      8.5 mm

    • Height

      iPhone XS: 14.3 mm shorter

      iPhone XS:
      143.6 mm
      Zenfone Max Pro (M2) ZB631KL:
      157.9 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. iPhone XS

      Height:
      143.6 mm
      Width:
      70.9 mm
      Depth:
      7.7 mm

    2. 2. Zenfone Max Pro (M2) ZB631KL

      Height:
      157.9 mm +14.3 mm versus iPhone XS
      Width:
      75.5 mm +4.6 mm versus iPhone XS
      Depth:
      8.5 mm +0.8 mm versus iPhone XS

    Weight

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

    1. 1. iPhone XS

      177 g

      +2 g versus Zenfone Max Pro (M2) ZB631KL

    2. 2. Zenfone Max Pro (M2) ZB631KL

      175 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. iPhone XS

      Screen diagonal:
      5.8 in
      Aspect ratio (height:width):
      19.5:9
      Approximate rectangular screen area:
      82.6 cm²

    2. 2. Zenfone Max Pro (M2) ZB631KL

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

    Zenfone Max Pro (M2) ZB631KL has approximately 18.4% more rectangular screen area than iPhone XS.

    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.

    No unambiguous storage/RAM pairings are recorded. See the original specifications below.

    iPhone XS: Original memory entry

    256GB 4GB · 512GB 4GB

    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. iPhone XS

    NFC:
    Yes
    Headphone jack:
    No
    Memory card support:
    No

    2. Zenfone Max Pro (M2) ZB631KL

    NFC:
    Yes
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 512 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. iPhone XS

      2658 mAh

    2. 2. Zenfone Max Pro (M2) ZB631KL

      5000 mAh

      +2342 mAh versus iPhone XS

    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. iPhone XS2. Zenfone Max Pro (M2) ZB631KL

    Everyday essentials
    Everyday essentials — specifications for iPhone XS, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone XSZenfone Max Pro (M2) ZB631KL
    Dimensions (HxWxD)
    • 143.6 Х 70.9 Х 7.7 mm
    • 157.9 Х 75.5 Х 8.5 mm
    Weight
    • 177 g
    • 175 g
    Technology
    • Super AMOLED
    • IPS LCD
    Screen size
    • 5.8" inch
    • 6.26" inch
    Screen resolution
    • 1125 x 2436 px
    • 1080 x 2280 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 256GB 4GB
    • 512GB 4GB
    • 64 GB
    • 4/6 GB RAM 32 GB
    • 3 GB RAM
    Memory card support
    • No
    • microSD
    • up to 512 GB (dedicated slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 2658 mAh
    • Non-removable Li-Ion
    • 5000 mAh
    • Non-removable Li-Po
    Operating system OS
    • iOS 12
    • upgradable to iOS 12.1.3
    • Android 8.1 (Oreo)
    Chipset
    • Apple A12 Bionic (7 nm)
    • Qualcomm SDM660 Snapdragon 660 (14 nm)
    NFC
    • Yes
    • Yes
    Headphone jack
    • No
    • Yes
    Display
    Display — specifications for iPhone XS, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone XSZenfone Max Pro (M2) ZB631KL
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 84.4 cm2
    • 97.8 cm2
    Screen format
    • 19.5:9 (height:width)
    • 19:9 (height:width)
    Screen to body ratio
    • 82.9%
    • 82.0%
    PPI /points per inch/
    • 458 PPI
    • 403 PPI
    Screen protection
    • Scratch-resistant glass
    • oleophobic coating
    • Corning Gorilla Glass 6
    Camera and Video

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

    Camera and Video — specifications for iPhone XS, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone XSZenfone Max Pro (M2) ZB631KL
    Rear camera, main
    • 12 MP
    • Dual
    • 12 MP
    • Dual
    Camera specs
    • 12 MP
    • f/1.8
    • 26mm (wide)
    • 1/2.55''
    • 1.4µm
    • OIS
    • PDAF -12 MP
    • f/2.4
    • 52mm (telephoto)
    • 1/3.4''
    • 1.0µm
    • PDAF
    • 2x optical zoom
    • 12 MP
    • f/1.8
    • 1/2.9''
    • 1.25µm
    • PDAF -5 MP
    • f/2.4
    • 1.12µm
    • depth sensor
    Functions
    • HDR
    • LED flash
    • HDR
    Video
    • 1080p@60fps
    • 1080p@30fps
    Front camera, selfie
    • 7 MP
    • Single
    • 13 MP
    • Single
    Specifications
    • 7 MP
    • f/2.2
    • 32mm (standard)
    • 13MP
    • f/2.0
    • 1.12µm
    DxOMark Main Score *
    • 106
    		 Unknown
    DxOMark Photo *
    • 81
    		 Unknown
    DxOMark Video *
    • 82
    		 Unknown
    DxOMark Selfie Score *
    • 82
    		 Unknown
    Performance

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

    Performance — specifications for iPhone XS, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone XSZenfone Max Pro (M2) ZB631KL
    Processor CPU
    • Hexa-core (2x2.5 GHz Vortex + 4x1.6 GHz Tempest)
    • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
    Graphics processor GPU
    • Apple GPU (4-core graphics)
    • Adreno 512
    Antutu 7 score *
    • 356601
    		 Unknown
    Antutu 8 score *
    • 452921
    		 Unknown
    GeekBench 5 Single Core * Unknown
    • 291
    GeekBench 5 Multi-Core * Unknown
    • 1204
    General specs
    General specs — specifications for iPhone XS, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone XSZenfone Max Pro (M2) ZB631KL
    Release date
    • 2018
    • September
    • 2018
    • December
    Colors
    • Space Gray
    • Silver
    • Gold
    • Blue
    • Titanium
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 1150 EUR
    		 Unknown
    Battery life
    • Talking time- Up to 20 h (3G) Music play - Up to 60 h
    		 Unknown
    Body build
    • Front/back glass
    • stainless steel frame
    • Front glass
    • plastic body
    Communication and Connectivity
    Communication and Connectivity — specifications for iPhone XS, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone XSZenfone Max Pro (M2) ZB631KL
    SIM card
    • Nano-SIM
    • Electronic SIM card (eSIM)
    • Dual SIM (Nano-SIM
    • dual stand-by)
    Network
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
    • 2(1900)
    • 3(1800)
    • 4(1700/2100)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 12(700)
    • 13(700)
    • 14(700)
    • 17(700)
    • 18(800)
    • 19(800)
    • 20(800)
    • 25(1900)
    • 26(850)
    • 28(700)
    • 29(700)
    • 30(2300)
    • 32(1500)
    • 34(2000)
    • 38(2600)
    • 39(1900)
    • 40(2300)
    • 41(2500)
    • 46
    • 66(1700/2100) - A2097 LTE band 1(2100)
    • 66(1700/2100)
    • 71(600) - A1920
    • A2100
    • 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)
    Speed
    • HSPA 42.2/5.76 Mbps
    • LTE-A (4CA) Cat16 1024/150 Mbps
    • EV-DO Rev.A 3.1 Mbps
    • HSPA 42.2/5.76 Mbps
    • LTE-A (3CA) Cat9 450/50 Mbps
    GPRS
    • Yes
    • Yes
    Edge
    • Yes
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • hotspot
    • Wi-Fi 802.11 b/g/n
    • WiFi Direct
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • GLONASS
    • GALILEO
    • QZSS
    • Yes
    • with A-GPS
    • GLONASS
    • BDS
    • GALILEO
    • QZSS
    USB
    • 2.0
    • proprietary reversible connector
    • microUSB 2.0
    • USB On-The-Go
    Bluetooth
    • 5.0
    • A2DP
    • LE
    • 5.0
    • A2DP
    • LE
    Music and Audio
    Music and Audio — specifications for iPhone XS, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone XSZenfone Max Pro (M2) ZB631KL
    Radio
    • No
    • FM radio
    Others
    • Dolby Vision -HDR10 -Wide color gamut -3D Touch -True-tone -120 Hz touch-sensing
    • Active noise cancellation with dedicated mic
    • Active noise cancellation with dedicated mic
    Other features
    Other features — specifications for iPhone XS, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone XSZenfone Max Pro (M2) ZB631KL
    Dop
    • Sensors Face ID
    • accelerometer
    • gyro
    • proximity
    • compass
    • barometer - Fast battery charging: 50% in 30 min -Qi wireless charging -Siri natural language commands and dictation - IP68 dust/water resistant (up to 2m for 30 mins) -Apple Pay (Visa
    • MasterCard
    • AMEX certified) - Versions: A2097 (Global market) A1920 (USA
    • Canada
    • Puerto Rico
    • U.S. Virgin Islands) A2100 (China
    • Hong Kong); A2098 (Japan)
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass - Charging 5V/2A 10W

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