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Celkon A87 vs i-mate SP4m

Compare recorded specifications, size and practical differences.

Celkon A87

Celkon A87

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i-mate SP4m

i-mate SP4m

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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 diagonal

    SP4m: 1.8 in smaller diagonal

    A87:
    4 in
    SP4m:
    2.2 in
  • Chipset

    A87:
    Spreadtrum 6820
    SP4m:
    TI OMAP 850
  • Release year

    A87:
    2013
    SP4m:
    2005

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
Front — relative 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. SP4m: height 109 mm; Width 48 mm. SP4m: 109 × 48 mm 2
Side
Side — relative 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. SP4m: height 109 mm; Depth 19 mm. SP4m: 109 × 19 mm 2
  1. 1. A87

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. SP4m

    Height:
    109 mm
    Width:
    48 mm
    Depth:
    19 mm
    Weight:
    100 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
Relative rectangular screen sizes; numbers match the phone labels below 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. A87: screen diagonal 4 in; aspect ratio (height:width) 5:3; approximate rectangular area 45.5 cm². SP4m: screen diagonal 2.2 in; aspect ratio (height:width) 4:3; approximate rectangular area 15 cm². A87: 4 in, 5:3, About 45.5 cm² rectangular area 1 SP4m: 2.2 in, 4:3, About 15 cm² rectangular area 2
  1. 1. A87

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. SP4m

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

A87 has approximately 203.8% more rectangular screen area than SP4m.

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

SP4m: Original memory entry

64 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. A87

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

2. SP4m

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD

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. A87

    1450 mAh

    +300 mAh versus SP4m

  2. 2. SP4m

    1150 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. A872. SP4m

Everyday essentials
Everyday essentials — specifications for A87, SP4m.
SpecificationA87SP4m
Dimensions (HxWxD)
  • Х Х mm
  • 109 Х 48 Х 19 mm
Weight
  • 0 g
  • 100 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 2.2" 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.
  • 512 MB
  • 512 MB RAM
  • 64 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 1450 mAh
  • Li-Ion
  • 1150 mAh
  • Removable Li-Po
Operating system OS
  • Android 2.3.6 (Gingerbread)
  • Microsoft Windows Mobile 5.0 Smartphone
Chipset
  • Spreadtrum 6820
  • TI OMAP 850
Headphone jack
  • Yes
  • No
Display
Display — specifications for A87, SP4m.
SpecificationA87SP4m
Touchscreen
  • capacitive touchscreen
Unknown
Display colors Unknown
  • 65K
Screen area
  • 45.5 cm2
  • 15.0 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio Unknown
  • 28.6%
PPI /points per inch/
  • 233 PPI
  • 182 PPI
Camera and Video
Camera and Video — specifications for A87, SP4m.
SpecificationA87SP4m
Rear camera, main
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 1.3 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for A87, SP4m.
SpecificationA87SP4m
Processor CPU
  • 1.0 GHz
  • 200 MHz ARM926EJ-S
General specs
General specs — specifications for A87, SP4m.
SpecificationA87SP4m
Release date
  • 2013
  • January
  • 2005
  • September
Colors
  • Black
  • White
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 130 EUR
Battery life
  • Stand by time- Up to 220 h Talking time- Up to 3 h
  • Stand by time- Up to 150 h Talking time- Up to 3 h
Communication and Connectivity
Communication and Connectivity — specifications for A87, SP4m.
SpecificationA87SP4m
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • No
GPS
  • No
  • No
USB
  • Proprietary
  • miniUSB
Bluetooth
  • Yes
  • 1.2
Music and Audio
Music and Audio — specifications for A87, SP4m.
SpecificationA87SP4m
Radio
  • FM radio
  • No
Other features
Other features — specifications for A87, SP4m.
SpecificationA87SP4m
Dop
  • Sensors Accelerometer
  • Infrared port - Microsoft ActiveSync -MP3/AAC player -Predictive text input - Produced by HTC. Functionally identical to O2 XDA phone.