Celkon A355 vs Celkon Millennia Hero

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

    A355: 15.5 g lighter

    A355:
    97.5 g
    Millennia Hero:
    113 g
  • Screen diagonal

    A355: 0.5 in smaller diagonal

    A355:
    3.5 in
    Millennia Hero:
    4 in
  • Depth

    A355: 0.8 mm thinner

    A355:
    10.2 mm
    Millennia Hero:
    11 mm
  • Height

    A355: 9.7 mm shorter

    A355:
    115.3 mm
    Millennia Hero:
    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. A355

    Height:
    115.3 mm
    Width:
    63.3 mm
    Depth:
    10.2 mm
  2. 2. Millennia Hero

    Height:
    125 mm +9.7 mm versus A355
    Width:
    64 mm
    Depth:
    11 mm +0.8 mm versus A355

Weight

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

  1. 1. A355

    97.5 g

  2. 2. Millennia Hero

    113 g

    +15.5 g versus A355

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. A355

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. Millennia Hero

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

Millennia Hero has approximately 24.8% more rectangular screen area than A355.

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 A355, Millennia Hero, compared at the same storage capacity.
StorageA355Millennia Hero
8 GB Unknown 1 GB RAM
A355: Original memory entry

512 MB · 256 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. A355

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

2. Millennia Hero

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. A355

    1200 mAh

  2. 2. Millennia Hero

    1700 mAh

    +500 mAh versus A355

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. A3552. Millennia Hero

Everyday essentials
Everyday essentials — specifications for A355, Millennia Hero.
SpecificationA355Millennia Hero
Dimensions (HxWxD)
  • 115.3 Х 63.3 Х 10.2 mm
  • 125 Х 64 Х 11 mm
Weight
  • 97.5 g
  • 113 g
Screen size
  • 3.5" inch
  • 4" inch
Screen resolution
  • 320 x 480 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Li-Ion
  • 1700 mAh
  • Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 5.1 (Lollipop)
Chipset
  • Spreadtrum 7715
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A355, Millennia Hero.
SpecificationA355Millennia Hero
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 36.5 cm2
  • 45.5 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 50.0%
  • 56.9%
PPI /points per inch/
  • 165 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A355, Millennia Hero.
SpecificationA355Millennia Hero
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • 5 MP
Functions
  • Dual-LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 3.2 MP
  • Single
Specifications
  • VGA
  • 3.2 MP
Performance
Performance — specifications for A355, Millennia Hero.
SpecificationA355Millennia Hero
Processor CPU
  • 1.0 GHz
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for A355, Millennia Hero.
SpecificationA355Millennia Hero
Release date
  • 2015
  • May
  • 2015
  • August
Colors
  • Light Blue
  • Dart Blue
  • Red
  • Yellow
  • White
  • Black
  • White/Gold
  • White/Silver
  • Black/Gold
Communication and Connectivity
Communication and Connectivity — specifications for A355, Millennia Hero.
SpecificationA355Millennia Hero
SIM card
  • Dual SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.0
Harmful irradiation
  • SAR EU - 0.49 W/kg (head) 0.84 W/kg (body)
  • SAR EU - 0.34 W/kg (head) 0.76 W/kg (body)
Music and Audio
Music and Audio — specifications for A355, Millennia Hero.
SpecificationA355Millennia Hero
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A355, Millennia Hero.
SpecificationA355Millennia Hero
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer