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Celkon A403 vs Dell Aero

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

    Aero: 9 g lighter

    A403:
    113 g
    Aero:
    104 g
  • Width

    Aero: 7.1 mm narrower

    A403:
    65 mm
    Aero:
    57.9 mm
  • Screen diagonal

    Aero: 0.5 in smaller diagonal

    A403:
    4 in
    Aero:
    3.5 in
  • Depth

    A403: 1.5 mm thinner

    A403:
    10.2 mm
    Aero:
    11.7 mm
  • Height

    Aero: 3 mm shorter

    A403:
    125 mm
    Aero:
    122 mm
  • Release year

    A403:
    2015
    Aero:
    2010

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 +3 mm versus Aero
    Width:
    65 mm +7.1 mm versus Aero
    Depth:
    10.2 mm
  2. 2. Aero

    Height:
    122 mm
    Width:
    57.9 mm
    Depth:
    11.7 mm +1.5 mm versus A403

Weight

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

  1. 1. A403

    113 g

    +9 g versus Aero

  2. 2. Aero

    104 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. A403

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

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

A403 has approximately 34.9% more rectangular screen area than Aero.

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

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. Aero

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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

    +400 mAh versus Aero

  2. 2. Aero

    1000 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. Aero

Everyday essentials
Everyday essentials — specifications for A403, Aero.
SpecificationA403Aero
Dimensions (HxWxD)
  • 125 Х 65 Х 10.2 mm
  • 122 Х 57.9 Х 11.7 mm
Weight
  • 113 g
  • 104 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 360 x 640 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
Unknown
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 1000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 1.5 (Cupcake)
Chipset
  • Spreadtrum SC7715
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for A403, Aero.
SpecificationA403Aero
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 256K
Screen area
  • 45.5 cm2
  • 33.8 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 56.1%
  • 47.8%
PPI /points per inch/
  • 233 PPI
  • 210 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for A403, Aero.
SpecificationA403Aero
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • CIF@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 0 MP,
Specifications
  • 1.3 MP
Unknown
Performance
Performance — specifications for A403, Aero.
SpecificationA403Aero
Processor CPU
  • 1.0 GHz
  • Marvell PXA310 624 MHz
General specs
General specs — specifications for A403, Aero.
SpecificationA403Aero
Release date
  • 2015
  • August
  • 2010
  • March
Colors
  • Black
  • Light Blue
  • Red
  • Yellow
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 230 EUR
Battery life Unknown
  • Stand by time- Up to 400 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for A403, Aero.
SpecificationA403Aero
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
GPS
  • A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • miniUSB 2.0
Bluetooth
  • 2.0
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.68 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A403, Aero.
SpecificationA403Aero
Radio
  • FM radio
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for A403, Aero.
SpecificationA403Aero
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity - MP4/H.264/WMV player -MP3/WAV/eAAC+/WMA player -QuickOffice document viewer -Photo viewer/editor -Organizer -Voice memo -Predictive text input - For AT&T