Asus Zenfone V V520KL vs Celkon A40

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

    A40: 20.6 g lighter

    Zenfone V V520KL:
    147.1 g
    A40:
    126.5 g
  • Width

    A40: 8.6 mm narrower

    Zenfone V V520KL:
    72.6 mm
    A40:
    64 mm
  • Screen diagonal

    A40: 1.2 in smaller diagonal

    Zenfone V V520KL:
    5.2 in
    A40:
    4 in
  • Depth

    Zenfone V V520KL: 3.2 mm thinner

    Zenfone V V520KL:
    7.6 mm
    A40:
    10.8 mm
  • Height

    A40: 20.4 mm shorter

    Zenfone V V520KL:
    146.6 mm
    A40:
    126.2 mm
  • Release year

    Zenfone V V520KL:
    2017
    A40:
    2014

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 V V520KL

    Height:
    146.6 mm +20.4 mm versus A40
    Width:
    72.6 mm +8.6 mm versus A40
    Depth:
    7.6 mm
  2. 2. A40

    Height:
    126.2 mm
    Width:
    64 mm
    Depth:
    10.8 mm +3.2 mm versus Zenfone V V520KL

Weight

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

  1. 1. Zenfone V V520KL

    147.1 g

    +20.6 g versus A40

  2. 2. A40

    126.5 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 V V520KL

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²
  2. 2. A40

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Zenfone V V520KL has approximately 63.7% more rectangular screen area than A40.

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.

Zenfone V V520KL: Original memory entry

32 GB · 512GB 4GB

A40: Original memory entry

4 GB · 512 MB 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 V V520KL

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 slot)

2. A40

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 V V520KL

    3000 mAh

    +1500 mAh versus A40

  2. 2. A40

    1500 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 V V520KL2. A40

Everyday essentials
Everyday essentials — specifications for Zenfone V V520KL, A40.
SpecificationZenfone V V520KLA40
Dimensions (HxWxD)
  • 146.6 Х 72.6 Х 7.6 mm
  • 126.2 Х 64 Х 10.8 mm
Weight
  • 147.1 g
  • 126.5 g
Technology
  • AMOLED
  • TFT
Screen size
  • 5.2" inch
  • 4" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 512GB 4GB
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 1500 mAh
  • Li-Ion
Operating system OS
  • Android 7 (Nougat); ZenUI 3
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Qualcomm MSM8996 Snapdragon 820 (14 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zenfone V V520KL, A40.
SpecificationZenfone V V520KLA40
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 74.5 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 70.0%
  • 56.4%
PPI /points per inch/
  • 424 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Zenfone V V520KL, A40.
SpecificationZenfone V V520KLA40
Rear camera, main
  • 23 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 23 MP
  • f/2.0
  • 1/2.6''
  • 1.0µm
  • 4-axis OIS
  • PDAF & laser AF
  • 5 MP
Functions
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • VGA
Performance
Performance — specifications for Zenfone V V520KL, A40.
SpecificationZenfone V V520KLA40
Processor CPU
  • Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
  • Dual-core 1.3 GHz
Graphics processor GPU
  • Adreno 530
Unknown
General specs
General specs — specifications for Zenfone V V520KL, A40.
SpecificationZenfone V V520KLA40
Release date
  • 2017
  • September
  • 2014
  • January
Colors
  • Sapphire Black
  • White
  • Yellow
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 380 USD
Unknown
Battery life
  • Stand by time- Up to 210 h (3G) Talking time- Up to 18 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone V V520KL, A40.
SpecificationZenfone V V520KLA40
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 13(700)
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 400/50 Mbps
Unknown
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
USB
  • 3.0
  • Type-C 1.0 reversible connector (PowerDelivery 2.0)
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • EDR
  • LE
  • 2.0
Music and Audio
Music and Audio — specifications for Zenfone V V520KL, A40.
SpecificationZenfone V V520KLA40
Radio
  • No
  • FM radio
Others
  • 24-bit/192kHz audio -DTS sound -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Zenfone V V520KL, A40.
SpecificationZenfone V V520KLA40
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 60% in 37 min (Quick Charge 2.0) - For Verizon
  • Sensors Accelerometer
  • proximity