Celkon A99 vs Celkon Millennia OCTA510

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

    A99: 16 g lighter

    A99:
    120 g
    Millennia OCTA510:
    136 g
  • Width

    A99: 7 mm narrower

    A99:
    64 mm
    Millennia OCTA510:
    71 mm
  • Screen diagonal

    A99: 1 in smaller diagonal

    A99:
    4 in
    Millennia OCTA510:
    5 in
  • Depth

    Millennia OCTA510: 2.2 mm thinner

    A99:
    11.3 mm
    Millennia OCTA510:
    9.1 mm
  • Height

    A99: 22.1 mm shorter

    A99:
    121.4 mm
    Millennia OCTA510:
    143.5 mm
  • Release year

    A99:
    2012
    Millennia OCTA510:
    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. A99

    Height:
    121.4 mm
    Width:
    64 mm
    Depth:
    11.3 mm +2.2 mm versus Millennia OCTA510
  2. 2. Millennia OCTA510

    Height:
    143.5 mm +22.1 mm versus A99
    Width:
    71 mm +7 mm versus A99
    Depth:
    9.1 mm

Weight

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

  1. 1. A99

    120 g

  2. 2. Millennia OCTA510

    136 g

    +16 g versus A99

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. A99

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    47.6 cm²
  2. 2. Millennia OCTA510

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

Millennia OCTA510 has approximately 44.7% more rectangular screen area than A99.

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 A99, Millennia OCTA510, compared at the same storage capacity.
StorageA99Millennia OCTA510
8 GB Unknown 1 GB 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. A99

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

2. Millennia OCTA510

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. A99

    1200 mAh

  2. 2. Millennia OCTA510

    2000 mAh

    +800 mAh versus A99

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. A992. Millennia OCTA510

Everyday essentials
Everyday essentials — specifications for A99, Millennia OCTA510.
SpecificationA99Millennia OCTA510
Dimensions (HxWxD)
  • 121.4 Х 64 Х 11.3 mm
  • 143.5 Х 71 Х 9.1 mm
Weight
  • 120 g
  • 136 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 8 GB
  • 1 GB 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.
  • 1200 mAh
  • Li-Ion
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Mediatek MT6592M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A99, Millennia OCTA510.
SpecificationA99Millennia OCTA510
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 47.6 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.3%
  • 67.6%
PPI /points per inch/
  • 144 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for A99, Millennia OCTA510.
SpecificationA99Millennia OCTA510
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • 8 MP
Functions Unknown
  • Dual-LED flash
Video
  • Yes
  • 720p
Front camera, selfie
  • 0.3 MP
  • Single
  • 3.15 MP
  • Single
Specifications Unknown
  • 3.15 MP
Performance
Performance — specifications for A99, Millennia OCTA510.
SpecificationA99Millennia OCTA510
Processor CPU
  • 650 MHz
  • Octa-core 1.4 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-450MP4
General specs
General specs — specifications for A99, Millennia OCTA510.
SpecificationA99Millennia OCTA510
Release date
  • 2012
  • 2015
  • January
Colors
  • Black
  • White
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 3 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A99, Millennia OCTA510.
SpecificationA99Millennia OCTA510
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.1
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for A99, Millennia OCTA510.
SpecificationA99Millennia OCTA510
Radio
  • Stereo FM radio
  • RDS
  • recordin
  • FM radio
Other features
Other features — specifications for A99, Millennia OCTA510.
SpecificationA99Millennia OCTA510
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Organizer -Voice memo/dial -Predictive text input
  • Sensors Accelerometer
  • proximity