Celkon A66 vs Spice Mi-500 Stellar Horizon

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

    A66: 107 g lighter

    A66:
    98 g
    Mi-500 Stellar Horizon:
    205 g
  • Width

    A66: 10.2 mm narrower

    A66:
    67.2 mm
    Mi-500 Stellar Horizon:
    77.4 mm
  • Screen diagonal

    A66: 0.5 in smaller diagonal

    A66:
    4.5 in
    Mi-500 Stellar Horizon:
    5 in
  • Depth

    Mi-500 Stellar Horizon: 0.5 mm thinner

    A66:
    11 mm
    Mi-500 Stellar Horizon:
    10.5 mm
  • Height

    A66: 7 mm shorter

    A66:
    136 mm
    Mi-500 Stellar Horizon:
    143 mm
  • Release year

    A66:
    2014
    Mi-500 Stellar Horizon:
    2012

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. A66

    Height:
    136 mm
    Width:
    67.2 mm
    Depth:
    11 mm +0.5 mm versus Mi-500 Stellar Horizon
  2. 2. Mi-500 Stellar Horizon

    Height:
    143 mm +7 mm versus A66
    Width:
    77.4 mm +10.2 mm versus A66
    Depth:
    10.5 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. Mi-500 Stellar Horizon

    205 g

    +107 g versus A66

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. A66

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Mi-500 Stellar Horizon

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

Mi-500 Stellar Horizon has approximately 27.5% more rectangular screen area than A66.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

A66: Original memory entry

4 GB · 512 MB RAM

Mi-500 Stellar Horizon: 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. A66

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

2. Mi-500 Stellar Horizon

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

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. A66

    2000 mAh

  2. 2. Mi-500 Stellar Horizon

    2400 mAh

    +400 mAh versus A66

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. A662. Mi-500 Stellar Horizon

Everyday essentials
Everyday essentials — specifications for A66, Mi-500 Stellar Horizon.
SpecificationA66Mi-500 Stellar Horizon
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 143 Х 77.4 Х 10.5 mm
Weight
  • 98 g
  • 205 g
Technology
  • TFT
  • TFT
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 2400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 4.0 (Ice Cream Sandwich)
Chipset Unknown
  • Mediatek MT6577 (40 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, Mi-500 Stellar Horizon.
SpecificationA66Mi-500 Stellar Horizon
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 55.8 cm2
  • 71.2 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 61.1%
  • 64.3%
PPI /points per inch/
  • 218 PPI
  • 187 PPI
Camera and Video
Camera and Video — specifications for A66, Mi-500 Stellar Horizon.
SpecificationA66Mi-500 Stellar Horizon
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • Dual-LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance
Performance — specifications for A66, Mi-500 Stellar Horizon.
SpecificationA66Mi-500 Stellar Horizon
Processor CPU
  • Dual-core 1.2 GHz
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU Unknown
  • PowerVR SGX531u
General specs
General specs — specifications for A66, Mi-500 Stellar Horizon.
SpecificationA66Mi-500 Stellar Horizon
Release date
  • 2014
  • 2012
  • September
Colors
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 180 EUR
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Stand by time- Up to 200 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for A66, Mi-500 Stellar Horizon.
SpecificationA66Mi-500 Stellar Horizon
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • Proprietary
Bluetooth
  • 2.0
  • Yes
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A66, Mi-500 Stellar Horizon.
SpecificationA66Mi-500 Stellar Horizon
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A66, Mi-500 Stellar Horizon.
SpecificationA66Mi-500 Stellar Horizon
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity - MP4/WMV/H.263 player -MP3/WAV/AAC+ player -Document viewer -Photo/video editor