Celkon A403 vs Lenovo A1000

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

    A403: 19 g lighter

    A403:
    113 g
    A1000:
    132 g
  • Width

    A1000: 1 mm narrower

    A403:
    65 mm
    A1000:
    64 mm
  • Chipset

    A403:
    Spreadtrum SC7715
    A1000:
    Spreadtrum SC7731

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
    Width:
    65 mm +1 mm versus A1000
    Depth:
    10.2 mm
  2. 2. A1000

    Height:
    124.5 mm
    Width:
    64 mm
    Depth:
    10.6 mm

Weight

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

  1. 1. A403

    113 g

  2. 2. A1000

    132 g

    +19 g versus A403

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. A1000

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

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 A403, A1000, compared at the same storage capacity.
StorageA403A1000
8 GB Unknown 1 GB RAM
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. A1000

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. A403

    1400 mAh

  2. 2. A1000

    2000 mAh

    +600 mAh versus A403

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. A1000

Everyday essentials
Everyday essentials — specifications for A403, A1000.
SpecificationA403A1000
Dimensions (HxWxD)
  • 125 Х 65 Х 10.2 mm
  • 124.5 Х 64 Х 10.6 mm
Weight
  • 113 g
  • 132 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 4" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 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
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 2000 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 5.0 (Lollipop)
Chipset
  • Spreadtrum SC7715
  • Spreadtrum SC7731
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A403, A1000.
SpecificationA403A1000
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 45.5 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 56.1%
  • 57.2%
PPI /points per inch/
  • 233 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A403, A1000.
SpecificationA403A1000
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 720p
Front camera, selfie
  • 1.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 1.3 MP
  • VGA
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for A403, A1000.
SpecificationA403A1000
Processor CPU
  • 1.0 GHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
GeekBench 4 Single Core * Unknown
  • 382
GeekBench 4 Multi-Core * Unknown
  • 951
GeekBench 4 RenderScript * Unknown
  • 497
General specs
General specs — specifications for A403, A1000.
SpecificationA403A1000
Release date
  • 2015
  • August
  • 2015
  • September
Colors
  • Black
  • Light Blue
  • Red
  • Yellow
  • Onyx Black
  • Pearl White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 60 EUR
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for A403, A1000.
SpecificationA403A1000
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
  • 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, A1000.
SpecificationA403A1000
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A403, A1000.
SpecificationA403A1000
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer