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Celkon A87 vs O2 XDA Orbit

Compare recorded specifications, size and practical differences.

Celkon A87

Celkon A87

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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.

  • Screen diagonalXDA Orbit: 1.2 in smaller diagonalXDA Orbit: 2.8 in · A87: 4 in
  • ChipsetSpreadtrum 6820 / TI OMAP 850A87: Spreadtrum 6820 · XDA Orbit: TI OMAP 850
  • Release year2013 / 2006A87: 2013 · XDA Orbit: 2006

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.

Front
XDA Orbit: 108 × 58 mm 2
Side
XDA Orbit: 108 × 16.8 mm 2
  1. 1. A87
    Height
    Unknown
    Width
    Unknown
    Depth
    Unknown
    Weight
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. XDA Orbit
    Height
    108 mm
    Width
    58 mm
    Depth
    16.8 mm
    Weight
    129 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.

Screen size
A87: 4 in, 5:3, About 45.5 cm² rectangular area 1 XDA Orbit: 2.8 in, 4:3, About 24.3 cm² rectangular area 2
  1. 1. A87 4 in · 5:3 About 45.5 cm² rectangular area
  2. 2. XDA Orbit 2.8 in · 4:3 About 24.3 cm² rectangular area

A87 has approximately 87.6% more rectangular screen area than XDA Orbit.

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.

A87: Original memory entry

512 MB · 512 MB RAM

XDA Orbit: Original memory entry

64 MB RAM · 128 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. A87

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

2. XDA Orbit

NFC
Unknown
Headphone jack
No
Memory card support
See details microSD (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. A872. XDA Orbit

Everyday essentials
Everyday essentials
SpecificationA87XDA Orbit
Dimensions (HxWxD)
  • Х Х mm
  • 108 Х 58 Х 16.8 mm
Weight
  • 0 g
  • 129 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 2.8" inch
Screen resolution
  • 480 x 800 px
  • 240 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 512 MB RAM
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1450 mAh
  • Li-Ion
  • 0 mAh,
Operating system OS
  • Android 2.3.6 (Gingerbread)
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset
  • Spreadtrum 6820
  • TI OMAP 850
Headphone jack
  • Yes
  • No
Display
Display
SpecificationA87XDA Orbit
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 45.5 cm2
  • 24.3 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio Unknown
  • 38.8%
PPI /points per inch/
  • 233 PPI
  • 143 PPI
Camera and Video
Camera and Video
SpecificationA87XDA Orbit
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 2 MP
Video
  • Yes
  • QCIF
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance
SpecificationA87XDA Orbit
Processor CPU
  • 1.0 GHz
  • 200 MHz ARM926EJ-S
General specs
General specs
SpecificationA87XDA Orbit
Release date
  • 2013
  • January
  • 2006
  • September
Colors
  • Black
  • White
  • Silver
  • Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 220 h Talking time- Up to 3 h
  • Stand by time- Up to 200 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity
SpecificationA87XDA Orbit
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • No
  • Yes
  • CoPilot Live Navigator
USB
  • Proprietary
  • Proprietary
Bluetooth
  • Yes
  • 2.0
Music and Audio
Music and Audio
SpecificationA87XDA Orbit
Radio
  • FM radio
  • FM radio
Others Unknown
  • Handwriting recognition
Other features
Other features
SpecificationA87XDA Orbit
Dop
  • Sensors Accelerometer
  • Pocket Office -Voice memo -MP3/AAC player HTC Artemis platform