BLU Vivo 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: 47 g lighter

    Vivo One:
    160 g
    A403:
    113 g
  • Width

    A403: 5.1 mm narrower

    Vivo One:
    70.1 mm
    A403:
    65 mm
  • Screen diagonal

    A403: 1.5 in smaller diagonal

    Vivo One:
    5.5 in
    A403:
    4 in
  • Chipset

    Vivo One:
    Mediatek MT6739 (28 nm)
    A403:
    Spreadtrum SC7715
  • Height

    A403: 23.4 mm shorter

    Vivo One:
    148.4 mm
    A403:
    125 mm
  • Release year

    Vivo One:
    2018
    A403:
    2015

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. Vivo One

    Height:
    148.4 mm +23.4 mm versus A403
    Width:
    70.1 mm +5.1 mm versus A403
    Depth:
    9.8 mm
  2. 2. A403

    Height:
    125 mm
    Width:
    65 mm
    Depth:
    10.2 mm

Weight

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

  1. 1. Vivo One

    160 g

    +47 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. Vivo One

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    78.1 cm²
  2. 2. A403

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

Vivo One has approximately 71.4% 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 Vivo One, A403, compared at the same storage capacity.
StorageVivo OneA403
16 GB 2 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. Vivo One

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

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. Vivo One

    3000 mAh

    +1600 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. Vivo One2. A403

Everyday essentials
Everyday essentials — specifications for Vivo One, A403.
SpecificationVivo OneA403
Dimensions (HxWxD)
  • 148.4 Х 70.1 Х 9.8 mm
  • 125 Х 65 Х 10.2 mm
Weight
  • 160 g
  • 113 g
Technology
  • IPS LCD
Unknown
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 720 x 1440 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
  • 2 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 7.1.1 (Nougat)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6739 (28 nm)
  • Spreadtrum SC7715
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Vivo One, A403.
SpecificationVivo OneA403
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 78.1 cm2
  • 45.5 cm2
Screen format
  • 18:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 75.0%
  • 56.1%
PPI /points per inch/
  • 293 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Vivo One, A403.
SpecificationVivo OneA403
Rear camera, main
  • 12 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 12 MP
  • 3.15 MP
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 8 MP
  • 1.3 MP
Performance

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

Performance — specifications for Vivo One, A403.
SpecificationVivo OneA403
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • 1.0 GHz
Graphics processor GPU
  • PowerVR GE8100
Unknown
Antutu 7 score *
  • 35472
Unknown
General specs
General specs — specifications for Vivo One, A403.
SpecificationVivo OneA403
Release date
  • 2018
  • February
  • 2015
  • August
Colors
  • Black
  • Gold
  • Silver
  • Black
  • Light Blue
  • Red
  • Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 140 USD
Unknown
Battery life
  • Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 26 h (2G) / Up to 16 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Vivo One, A403.
SpecificationVivo OneA403
SIM card
  • Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 12(700)
  • 17(700)
  • 28(700)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • 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 Vivo One, A403.
SpecificationVivo OneA403
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Vivo One, A403.
SpecificationVivo OneA403
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • Sensors Accelerometer