Celkon A403 vs Icemobile Crystal

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.

  • Width

    Crystal: 8.8 mm narrower

    A403:
    65 mm
    Crystal:
    56.2 mm
  • Screen diagonal

    Crystal: 0.5 in smaller diagonal

    A403:
    4 in
    Crystal:
    3.5 in
  • Chipset

    A403:
    Spreadtrum SC7715
    Crystal:
    Mediatek MT6516
  • Depth

    A403: 2.9 mm thinner

    A403:
    10.2 mm
    Crystal:
    13.1 mm
  • Height

    Crystal: 13.5 mm shorter

    A403:
    125 mm
    Crystal:
    111.5 mm
  • Release year

    A403:
    2015
    Crystal:
    2011

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. A403

    Height:
    125 mm +13.5 mm versus Crystal
    Width:
    65 mm +8.8 mm versus Crystal
    Depth:
    10.2 mm
    Weight:
    113 g
  2. 2. Crystal

    Height:
    111.5 mm
    Width:
    56.2 mm
    Depth:
    13.1 mm +2.9 mm versus A403
    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. A403

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

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

A403 has approximately 30.6% more rectangular screen area than Crystal.

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.

A403: Original memory entry

4 GB · 512 MB RAM

Crystal: Original memory entry

512 MB + 256 MB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. A403

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

2. Crystal

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 2 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. A403

    1400 mAh

    +350 mAh versus Crystal

  2. 2. Crystal

    1050 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. A4032. Crystal

Everyday essentials
Everyday essentials — specifications for A403, Crystal.
SpecificationA403Crystal
Dimensions (HxWxD)
  • 125 Х 65 Х 10.2 mm
  • 111.5 Х 56.2 Х 13.1 mm
Weight
  • 113 g
  • 0 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 240 x 400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 512 MB + 256 MB
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 2 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 1050 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 2.2 (Froyo)
Chipset
  • Spreadtrum SC7715
  • Mediatek MT6516
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A403, Crystal.
SpecificationA403Crystal
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors Unknown
  • 65K
Screen area
  • 45.5 cm2
  • 34.9 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 56.1%
  • 55.6%
PPI /points per inch/
  • 233 PPI
  • 133 PPI
Camera and Video
Camera and Video — specifications for A403, Crystal.
SpecificationA403Crystal
Rear camera, main
  • 3.15 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 3.15 MP
  • 1.3 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 1.3 MP
Unknown
Performance
Performance — specifications for A403, Crystal.
SpecificationA403Crystal
Processor CPU
  • 1.0 GHz
  • 416 MHz
General specs
General specs — specifications for A403, Crystal.
SpecificationA403Crystal
Release date
  • 2015
  • August
  • 2011
  • February
Colors
  • Black
  • Light Blue
  • Red
  • Yellow
  • Black
  • White
Battery life Unknown
  • Stand by time- Up to 180 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for A403, Crystal.
SpecificationA403Crystal
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11
GPS
  • A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • Yes
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.68 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A403, Crystal.
SpecificationA403Crystal
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for A403, Crystal.
SpecificationA403Crystal
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer TV app -Organizer -MP4/H.264 player -MP3/AAC+ player -Predictive text input Trackball -Flashlight