A1 Alpha 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

    Millennia Hero: 37 g lighter

    Alpha:
    150 g
    Millennia Hero:
    113 g
  • Width

    Millennia Hero: 11.8 mm narrower

    Alpha:
    75.8 mm
    Millennia Hero:
    64 mm
  • Screen diagonal

    Millennia Hero: 2.26 in smaller diagonal

    Alpha:
    6.26 in
    Millennia Hero:
    4 in
  • Rear camera layout

    Alpha:
    Dual
    Millennia Hero:
    Single
  • Depth

    Alpha: 2.9 mm thinner

    Alpha:
    8.1 mm
    Millennia Hero:
    11 mm
  • Height

    Millennia Hero: 26.7 mm shorter

    Alpha:
    151.7 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. Alpha

    Height:
    151.7 mm +26.7 mm versus Millennia Hero
    Width:
    75.8 mm +11.8 mm versus Millennia Hero
    Depth:
    8.1 mm
  2. 2. Millennia Hero

    Height:
    125 mm
    Width:
    64 mm
    Depth:
    11 mm +2.9 mm versus Alpha

Weight

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

  1. 1. Alpha

    150 g

    +37 g versus Millennia Hero

  2. 2. Millennia Hero

    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. Alpha

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²
  2. 2. Millennia Hero

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

Alpha has approximately 114.8% more rectangular screen area than Millennia Hero.

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 Alpha, Millennia Hero, compared at the same storage capacity.
StorageAlphaMillennia Hero
8 GB Not recorded 1 GB RAM
32 GB 2 GB RAM Not recorded
64 GB 3 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Alpha

NFC:
See details Yes (64/3GB model only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses shared SIM slot)

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. Alpha

    3200 mAh

    +1500 mAh versus Millennia Hero

  2. 2. Millennia Hero

    1700 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. Alpha2. Millennia Hero

Everyday essentials
Everyday essentials — specifications for Alpha, Millennia Hero.
SpecificationAlphaMillennia Hero
Dimensions (HxWxD)
  • 151.7 Х 75.8 Х 8.1 mm
  • 125 Х 64 Х 11 mm
Weight
  • 150 g
  • 113 g
Technology
  • IPS LCD
Unknown
Screen size
  • 6.26" inch
  • 4" inch
Screen resolution
  • 720 x 1520 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 64GB 3GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses shared SIM slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3200 mAh
  • Non-removable Li-Ion
  • 1700 mAh
  • Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 5.1 (Lollipop)
Chipset
  • Unisoc SC9863A (28nm)
Unknown
NFC
  • Yes (64/3GB model only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Alpha, Millennia Hero.
SpecificationAlphaMillennia Hero
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 97.8 cm2
  • 45.5 cm2
Screen format
  • 19:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 82.1%
  • 56.9%
PPI /points per inch/
  • 269 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Alpha, Millennia Hero.
SpecificationAlphaMillennia Hero
Rear camera, main
  • 13 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • AF -2 MP
  • f/2.4
  • depth sensor
  • 5 MP
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 3.2 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 3.2 MP
Performance
Performance — specifications for Alpha, Millennia Hero.
SpecificationAlphaMillennia Hero
Processor CPU
  • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
  • Quad-core 1.2 GHz
Graphics processor GPU
  • IMG8322
Unknown
General specs
General specs — specifications for Alpha, Millennia Hero.
SpecificationAlphaMillennia Hero
Release date
  • 2019
  • August
  • 2015
  • August
Colors
  • Black
  • Green
  • Black
  • White/Gold
  • White/Silver
  • Black/Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Alpha, Millennia Hero.
SpecificationAlphaMillennia Hero
SIM card
  • Hybrid Dual 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 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 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
  • GLONASS
  • A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.0
Harmful irradiation Unknown
  • SAR EU - 0.34 W/kg (head) 0.76 W/kg (body)
Music and Audio
Music and Audio — specifications for Alpha, Millennia Hero.
SpecificationAlphaMillennia Hero
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Alpha, Millennia Hero.
SpecificationAlphaMillennia Hero
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer