Celkon Millennia Hero vs i-mate PDA2

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: 77 g lighter

    Millennia Hero:
    113 g
    PDA2:
    190 g
  • Width

    Millennia Hero: 5 mm narrower

    Millennia Hero:
    64 mm
    PDA2:
    69 mm
  • Screen diagonal

    PDA2: 0.5 in smaller diagonal

    Millennia Hero:
    4 in
    PDA2:
    3.5 in
  • Depth

    Millennia Hero: 8 mm thinner

    Millennia Hero:
    11 mm
    PDA2:
    19 mm
  • Height

    Millennia Hero: 5 mm shorter

    Millennia Hero:
    125 mm
    PDA2:
    130 mm
  • Release year

    Millennia Hero:
    2015
    PDA2:
    2004

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. Millennia Hero

    Height:
    125 mm
    Width:
    64 mm
    Depth:
    11 mm
  2. 2. PDA2

    Height:
    130 mm +5 mm versus Millennia Hero
    Width:
    69 mm +5 mm versus Millennia Hero
    Depth:
    19 mm +8 mm versus Millennia Hero

Weight

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

  1. 1. Millennia Hero

    113 g

  2. 2. PDA2

    190 g

    +77 g versus Millennia Hero

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. Millennia Hero

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. PDA2

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

Millennia Hero has approximately 20% more rectangular screen area than PDA2.

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 Millennia Hero, PDA2, compared at the same storage capacity.
StorageMillennia HeroPDA2
8 GB 1 GB RAM Unknown
PDA2: Original memory entry

128 MB RAM · 64 MB ROM

Practical features

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

1. Millennia Hero

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

2. PDA2

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SDIO · up to 2 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. Millennia Hero

    1700 mAh

    +400 mAh versus PDA2

  2. 2. PDA2

    1300 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. Millennia Hero2. PDA2

Everyday essentials
Everyday essentials — specifications for Millennia Hero, PDA2.
SpecificationMillennia HeroPDA2
Dimensions (HxWxD)
  • 125 Х 64 Х 11 mm
  • 130 Х 69 Х 19 mm
Weight
  • 113 g
  • 190 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 128 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 32 GB
  • MMC/SDIO
  • up to 2 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Microsoft Windows Mobile 2003 SE PocketPC
Headphone jack
  • Yes
  • No
Display
Display — specifications for Millennia Hero, PDA2.
SpecificationMillennia HeroPDA2
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 45.5 cm2
  • 37.9 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 56.9%
  • 42.3%
PPI /points per inch/
  • 233 PPI
  • 114 PPI
Camera and Video
Camera and Video — specifications for Millennia Hero, PDA2.
SpecificationMillennia HeroPDA2
Rear camera, main
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 5 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 3.2 MP
  • Single
  • 0 MP,
Specifications
  • 3.2 MP
Unknown
Performance
Performance — specifications for Millennia Hero, PDA2.
SpecificationMillennia HeroPDA2
Processor CPU
  • Quad-core 1.2 GHz
  • Intel Xscale PXA272 520 MHz
General specs
General specs — specifications for Millennia Hero, PDA2.
SpecificationMillennia HeroPDA2
Release date
  • 2015
  • August
  • 2004
  • Q4
Colors
  • Black
  • White/Gold
  • White/Silver
  • Black/Gold
Unknown
Battery life Unknown
  • Stand by time- Up to 150 h Talking time- Up to 3 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Millennia Hero, PDA2.
SpecificationMillennia HeroPDA2
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11b
GPS
  • A-GPS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 2.0
  • v.1.2
Harmful irradiation
  • SAR EU - 0.34 W/kg (head) 0.76 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Millennia Hero, PDA2.
SpecificationMillennia HeroPDA2
Radio
  • FM radio
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for Millennia Hero, PDA2.
SpecificationMillennia HeroPDA2
Dop
  • Sensors Accelerometer
  • Infrared port - Pocket Office -MP3/MP4 player -PDF
  • PPT viewer -Voice memo