BLU Life One vs Celkon A403

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: 32 g lighter

    Life One:
    145 g
    A403:
    113 g
  • Width

    A403: 8 mm narrower

    Life One:
    73 mm
    A403:
    65 mm
  • Screen diagonal

    A403: 1 in smaller diagonal

    Life One:
    5 in
    A403:
    4 in
  • Chipset

    Life One:
    Mediatek MT6589 (28 nm)
    A403:
    Spreadtrum SC7715
  • Depth

    Life One: 1.3 mm thinner

    Life One:
    8.9 mm
    A403:
    10.2 mm
  • Height

    A403: 19 mm shorter

    Life One:
    144 mm
    A403:
    125 mm

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. Life One

    Height:
    144 mm +19 mm versus A403
    Width:
    73 mm +8 mm versus A403
    Depth:
    8.9 mm
  2. 2. A403

    Height:
    125 mm
    Width:
    65 mm
    Depth:
    10.2 mm +1.3 mm versus Life One

Weight

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

  1. 1. Life One

    145 g

    +32 g versus A403

  2. 2. A403

    113 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. Life One

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. A403

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

Life One has approximately 51.3% more rectangular screen area than A403.

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 Life One, A403, compared at the same storage capacity.
StorageLife OneA403
16 GB 1 GB RAM Unknown
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. Life One

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

2. A403

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. Life One

    2000 mAh

    +600 mAh versus A403

  2. 2. A403

    1400 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. Life One2. A403

Everyday essentials
Everyday essentials — specifications for Life One, A403.
SpecificationLife OneA403
Dimensions (HxWxD)
  • 144 Х 73 Х 8.9 mm
  • 125 Х 65 Х 10.2 mm
Weight
  • 145 g
  • 113 g
Technology
  • LED-backlit IPS LCD
Unknown
Screen size
  • 5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB 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.
  • 2000 mAh
  • Non-removable Li-Ion
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6589 (28 nm)
  • Spreadtrum SC7715
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Life One, A403.
SpecificationLife OneA403
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 68.9 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 65.6%
  • 56.1%
PPI /points per inch/
  • 294 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass 2
Unknown
Camera and Video
Camera and Video — specifications for Life One, A403.
SpecificationLife OneA403
Rear camera, main
  • 13 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 3.15 MP
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 5 MP
  • 1.3 MP
Performance

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

Performance — specifications for Life One, A403.
SpecificationLife OneA403
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • 1.0 GHz
Graphics processor GPU
  • PowerVR SGX544
Unknown
Antutu 7 score *
  • 5546
Unknown
General specs
General specs — specifications for Life One, A403.
SpecificationLife OneA403
Release date
  • 2013
  • March
  • 2015
  • August
Colors
  • Black
  • White
  • Black
  • Light Blue
  • Red
  • Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 EUR
Unknown
Battery life
  • Stand by time- Up to 850 h (2G) / Up to 760 h (3G) Talking time- Up to 25 h (2G) / Up to 20 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Life One, A403.
SpecificationLife OneA403
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.0
Harmful irradiation Unknown
  • SAR EU - 0.38 W/kg (head) 0.68 W/kg (body)
Music and Audio
Music and Audio — specifications for Life One, A403.
SpecificationLife OneA403
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features — specifications for Life One, A403.
SpecificationLife OneA403
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Also known as BLU L120
  • Sensors Accelerometer