Celkon A40 vs Plum Volt 3G

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: 23.5 g lighter

    A40:
    126.5 g
    Volt 3G:
    150 g
  • Width

    A40: 5 mm narrower

    A40:
    64 mm
    Volt 3G:
    69 mm
  • Screen diagonal

    A40: 1 in smaller diagonal

    A40:
    4 in
    Volt 3G:
    5 in
  • Depth

    Volt 3G: 1.8 mm thinner

    A40:
    10.8 mm
    Volt 3G:
    9 mm
  • Height

    A40: 14.8 mm shorter

    A40:
    126.2 mm
    Volt 3G:
    141 mm
  • Release year

    A40:
    2014
    Volt 3G:
    2013

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 +1.8 mm versus Volt 3G
  2. 2. Volt 3G

    Height:
    141 mm +14.8 mm versus A40
    Width:
    69 mm +5 mm versus A40
    Depth:
    9 mm

Weight

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

  1. 1. A40

    126.5 g

  2. 2. Volt 3G

    150 g

    +23.5 g versus A40

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. Volt 3G

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

Volt 3G 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, Volt 3G, compared at the same storage capacity.
StorageA40Volt 3G
4 GB Unknown 1 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. Volt 3G

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. A40

    1500 mAh

  2. 2. Volt 3G

    2000 mAh

    +500 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. Volt 3G

Everyday essentials
Everyday essentials — specifications for A40, Volt 3G.
SpecificationA40Volt 3G
Dimensions (HxWxD)
  • 126.2 Х 64 Х 10.8 mm
  • 141 Х 69 Х 9 mm
Weight
  • 126.5 g
  • 150 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 4 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Android 4.2 (Jelly Bean)
Chipset Unknown
  • Mediatek MT6589 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A40, Volt 3G.
SpecificationA40Volt 3G
Touchscreen
  • touchscreen
  • capacitive touchscreen
Screen area
  • 45.5 cm2
  • 68.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 56.4%
  • 70.8%
PPI /points per inch/
  • 233 PPI
  • 441 PPI
Camera and Video
Camera and Video — specifications for A40, Volt 3G.
SpecificationA40Volt 3G
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA
  • 2 MP
Performance
Performance — specifications for A40, Volt 3G.
SpecificationA40Volt 3G
Processor CPU
  • Dual-core 1.3 GHz
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • PowerVR SGX544
General specs
General specs — specifications for A40, Volt 3G.
SpecificationA40Volt 3G
Release date
  • 2014
  • January
  • 2013
  • May
Colors
  • White
  • Yellow
  • Blue
  • Black/White
Battery life Unknown
  • Stand by time- Up to 400 h Talking time- Up to 12 h
Communication and Connectivity
Communication and Connectivity — specifications for A40, Volt 3G.
SpecificationA40Volt 3G
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • HSPA
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • miniUSB 2.0
Bluetooth
  • 2.0
  • 2.1
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for A40, Volt 3G.
SpecificationA40Volt 3G
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A40, Volt 3G.
SpecificationA40Volt 3G
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity - Flashlight - Z510 Dual SIM Z511 Single SIM