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Celkon A40 vs Lava X50

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.

  • Width

    A40: 7.5 mm narrower

    A40:
    64 mm
    X50:
    71.5 mm
  • Screen diagonal

    A40: 1 in smaller diagonal

    A40:
    4 in
    X50:
    5 in
  • Depth

    X50: 2.3 mm thinner

    A40:
    10.8 mm
    X50:
    8.5 mm
  • Height

    A40: 16.8 mm shorter

    A40:
    126.2 mm
    X50:
    143 mm
  • Release year

    A40:
    2014
    X50:
    2016

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. A40

    Height:
    126.2 mm
    Width:
    64 mm
    Depth:
    10.8 mm +2.3 mm versus X50
    Weight:
    126.5 g
  2. 2. X50

    Height:
    143 mm +16.8 mm versus A40
    Width:
    71.5 mm +7.5 mm versus A40
    Depth:
    8.5 mm
    Weight:
    Unknown

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. A40

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. X50

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

X50 has approximately 51.3% 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.

Recorded RAM for A40, X50, compared at the same storage capacity.
StorageA40X50
8 GB Unknown 2 GB RAM
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. A40

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

2. X50

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. A40

    1500 mAh

  2. 2. X50

    2500 mAh

    +1000 mAh versus A40

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. A402. X50

Everyday essentials
Everyday essentials — specifications for A40, X50.
SpecificationA40X50
Dimensions (HxWxD)
  • 126.2 Х 64 Х 10.8 mm
  • 143 Х 71.5 Х 8.5 mm
Weight
  • 126.5 g
  • 0 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 8 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 2500 mAh
  • Li-Po
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Android 5.1 (Lollipop)
  • upgradable to 6.0.1 (Marshmallow)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A40, X50.
SpecificationA40X50
Touchscreen
  • touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 68.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 56.4%
  • 67.4%
PPI /points per inch/
  • 233 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for A40, X50.
SpecificationA40X50
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
Performance
Performance — specifications for A40, X50.
SpecificationA40X50
Processor CPU
  • Dual-core 1.3 GHz
  • Quad-core 1.3 GHz
General specs
General specs — specifications for A40, X50.
SpecificationA40X50
Release date
  • 2014
  • January
  • 2016
  • June
Colors
  • White
  • Yellow
  • Blue
  • Black
Communication and Connectivity
Communication and Connectivity — specifications for A40, X50.
SpecificationA40X50
SIM card
  • Dual SIM
  • Dual SIM
Network Unknown
  • 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 Unknown
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for A40, X50.
SpecificationA40X50
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A40, X50.
SpecificationA40X50
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer For India