1. Home
  2. Comparison

Apple iPhone 4 CDMA vs Asus Zenfone Max Pro (M2) ZB631KL

Compare recorded specifications, size and practical differences.

+ Add a third phone

    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

      iPhone 4 CDMA: 38 g lighter

      iPhone 4 CDMA:
      137 g
      Zenfone Max Pro (M2) ZB631KL:
      175 g

    • Width

      iPhone 4 CDMA: 16.9 mm narrower

      iPhone 4 CDMA:
      58.6 mm
      Zenfone Max Pro (M2) ZB631KL:
      75.5 mm

    • Screen diagonal

      iPhone 4 CDMA: 2.76 in smaller diagonal

      iPhone 4 CDMA:
      3.5 in
      Zenfone Max Pro (M2) ZB631KL:
      6.26 in

    • Chipset

      iPhone 4 CDMA:
      Apple A4 (45 nm)
      Zenfone Max Pro (M2) ZB631KL:
      Qualcomm SDM660 Snapdragon 660 (14 nm)

    • Rear camera layout

      iPhone 4 CDMA:
      Single
      Zenfone Max Pro (M2) ZB631KL:
      Dual

    • Depth

      Zenfone Max Pro (M2) ZB631KL: 0.8 mm thinner

      iPhone 4 CDMA:
      9.3 mm
      Zenfone Max Pro (M2) ZB631KL:
      8.5 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. iPhone 4 CDMA

      Height:
      115.2 mm
      Width:
      58.6 mm
      Depth:
      9.3 mm +0.8 mm versus Zenfone Max Pro (M2) ZB631KL

    2. 2. Zenfone Max Pro (M2) ZB631KL

      Height:
      157.9 mm +42.7 mm versus iPhone 4 CDMA
      Width:
      75.5 mm +16.9 mm versus iPhone 4 CDMA
      Depth:
      8.5 mm

    Weight

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

    1. 1. iPhone 4 CDMA

      137 g

    2. 2. Zenfone Max Pro (M2) ZB631KL

      175 g

      +38 g versus iPhone 4 CDMA

    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 4 CDMA

      Screen diagonal:
      3.5 in
      Aspect ratio (height:width):
      3:2
      Approximate rectangular screen area:
      36.5 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 168.2% more rectangular screen area than iPhone 4 CDMA.

    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 4 CDMA: Original memory entry

    16/32 GB · 512 MB 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. iPhone 4 CDMA

    NFC:
    Unknown
    Headphone jack:
    Yes
    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 4 CDMA

      1420 mAh

    2. 2. Zenfone Max Pro (M2) ZB631KL

      5000 mAh

      +3580 mAh versus iPhone 4 CDMA

    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 4 CDMA2. Zenfone Max Pro (M2) ZB631KL

    Everyday essentials
    Everyday essentials — specifications for iPhone 4 CDMA, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone 4 CDMAZenfone Max Pro (M2) ZB631KL
    Dimensions (HxWxD)
    • 115.2 Х 58.6 Х 9.3 mm
    • 157.9 Х 75.5 Х 8.5 mm
    Weight
    • 137 g
    • 175 g
    Technology
    • LED-backlit IPS LCD
    • IPS LCD
    Screen size
    • 3.5" inch
    • 6.26" inch
    Screen resolution
    • 640 x 960 px
    • 1080 x 2280 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 16/32 GB
    • 512 MB RAM
    • 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.
    • 1420 mAh
    • Non-removable Li-Po
    • 5000 mAh
    • Non-removable Li-Po
    Operating system OS
    • iOS 4
    • upgradable to iOS 7.1.1
    • Android 8.1 (Oreo)
    Chipset
    • Apple A4 (45 nm)
    • Qualcomm SDM660 Snapdragon 660 (14 nm)
    NFC Unknown
    • Yes
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for iPhone 4 CDMA, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone 4 CDMAZenfone Max Pro (M2) ZB631KL
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 36.5 cm2
    • 97.8 cm2
    Screen format
    • 3:2 (height:width)
    • 19:9 (height:width)
    Screen to body ratio
    • 54.0%
    • 82.0%
    PPI /points per inch/
    • 330 PPI
    • 403 PPI
    Screen protection
    • Corning Gorilla Glass
    • oleophobic coating
    • Corning Gorilla Glass 6
    Camera and Video
    Camera and Video — specifications for iPhone 4 CDMA, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone 4 CDMAZenfone Max Pro (M2) ZB631KL
    Rear camera, main
    • 5 MP
    • Single
    • 12 MP
    • Dual
    Camera specs
    • 5 MP
    • AF
    • 12 MP
    • f/1.8
    • 1/2.9''
    • 1.25µm
    • PDAF -5 MP
    • f/2.4
    • 1.12µm
    • depth sensor
    Functions
    • LED flash
    • HDR
    • LED flash
    • HDR
    Video
    • 720p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 0.3 MP
    • Single
    • 13 MP
    • Single
    Specifications
    • Videocalling over Wi-Fi only
    • 13MP
    • f/2.0
    • 1.12µm
    Performance

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

    Performance — specifications for iPhone 4 CDMA, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone 4 CDMAZenfone Max Pro (M2) ZB631KL
    Processor CPU
    • 1.0 GHz Cortex-A8
    • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
    Graphics processor GPU
    • PowerVR SGX535
    • Adreno 512
    Antutu 7 score *
    • 4798
    		 Unknown
    GeekBench 5 Single Core * Unknown
    • 291
    GeekBench 5 Multi-Core * Unknown
    • 1204
    General specs
    General specs — specifications for iPhone 4 CDMA, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone 4 CDMAZenfone Max Pro (M2) ZB631KL
    Release date
    • 2011
    • January
    • 2018
    • December
    Colors
    • Black
    • White
    • Blue
    • Titanium
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 150 EUR
    		 Unknown
    Body build Unknown
    • Front glass
    • plastic body
    Communication and Connectivity
    Communication and Connectivity — specifications for iPhone 4 CDMA, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone 4 CDMAZenfone Max Pro (M2) ZB631KL
    SIM card
    • Micro-SIM
    • Dual SIM (Nano-SIM
    • dual stand-by)
    Network
    • Show all network frequencies: -2G - CDMA 800 / 1900
    • 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
    • EV-DO Rev.A 3.1 Mbps
    • HSPA 42.2/5.76 Mbps
    • LTE-A (3CA) Cat9 450/50 Mbps
    GPRS
    • No
    • Yes
    Edge
    • No
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 b/g/n
    • Wi-Fi 802.11 b/g/n
    • WiFi Direct
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • Yes
    • with A-GPS
    • GLONASS
    • BDS
    • GALILEO
    • QZSS
    USB
    • 2.0
    • microUSB 2.0
    • USB On-The-Go
    Bluetooth
    • 2.1
    • A2DP
    • 5.0
    • A2DP
    • LE
    Harmful irradiation
    • SAR - 1.18 W/kg (head) 0.87 W/kg (body)
    		 Unknown
    Music and Audio
    Music and Audio — specifications for iPhone 4 CDMA, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone 4 CDMAZenfone Max Pro (M2) ZB631KL
    Radio
    • No
    • FM radio
    Others
    • Active noise cancellation with dedicated mic
    • Active noise cancellation with dedicated mic
    Other features
    Other features — specifications for iPhone 4 CDMA, Zenfone Max Pro (M2) ZB631KL.
    SpecificationiPhone 4 CDMAZenfone Max Pro (M2) ZB631KL
    Dop
    • Sensors Accelerometer
    • gyro
    • proximity
    • compass - iCloud cloud service -MP3/WAV player -MP4/H.264 player -Document viewer
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass - Charging 5V/2A 10W