Celkon A99 vs Samsung Galaxy Ace Duos I589

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: 5 g lighter

    A99:
    120 g
    Galaxy Ace Duos I589:
    125 g
  • Width

    Galaxy Ace Duos I589: 4.1 mm narrower

    A99:
    64 mm
    Galaxy Ace Duos I589:
    59.9 mm
  • Screen diagonal

    Galaxy Ace Duos I589: 0.5 in smaller diagonal

    A99:
    4 in
    Galaxy Ace Duos I589:
    3.5 in
  • Depth

    A99: 1.2 mm thinner

    A99:
    11.3 mm
    Galaxy Ace Duos I589:
    12.5 mm
  • Height

    Galaxy Ace Duos I589: 9 mm shorter

    A99:
    121.4 mm
    Galaxy Ace Duos I589:
    112.4 mm

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 +9 mm versus Galaxy Ace Duos I589
    Width:
    64 mm +4.1 mm versus Galaxy Ace Duos I589
    Depth:
    11.3 mm
  2. 2. Galaxy Ace Duos I589

    Height:
    112.4 mm
    Width:
    59.9 mm
    Depth:
    12.5 mm +1.2 mm versus A99

Weight

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

  1. 1. A99

    120 g

  2. 2. Galaxy Ace Duos I589

    125 g

    +5 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. Galaxy Ace Duos I589

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

A99 has approximately 30.6% more rectangular screen area than Galaxy Ace Duos I589.

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.

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. Galaxy Ace Duos I589

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. A99

    1200 mAh

  2. 2. Galaxy Ace Duos I589

    1650 mAh

    +450 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. Galaxy Ace Duos I589

Everyday essentials
Everyday essentials — specifications for A99, Galaxy Ace Duos I589.
SpecificationA99Galaxy Ace Duos I589
Dimensions (HxWxD)
  • 121.4 Х 64 Х 11.3 mm
  • 112.4 Х 59.9 Х 12.5 mm
Weight
  • 120 g
  • 125 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 320 x 480 px
  • 320 x 480 px
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Li-Ion
  • 1650 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • Android 2.2 (Froyo)
Chipset Unknown
  • Qualcomm MSM7627
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A99, Galaxy Ace Duos I589.
SpecificationA99Galaxy Ace Duos I589
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 47.6 cm2
  • 36.5 cm2
Screen format
  • 3:2 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 61.3%
  • 54.2%
PPI /points per inch/
  • 144 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for A99, Galaxy Ace Duos I589.
SpecificationA99Galaxy Ace Duos I589
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance
Performance — specifications for A99, Galaxy Ace Duos I589.
SpecificationA99Galaxy Ace Duos I589
Processor CPU
  • 650 MHz
  • 800 MHz
General specs
General specs — specifications for A99, Galaxy Ace Duos I589.
SpecificationA99Galaxy Ace Duos I589
Release date
  • 2012
  • 2012
  • February
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 130 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 3 h
  • Stand by time- Up to 300 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for A99, Galaxy Ace Duos I589.
SpecificationA99Galaxy Ace Duos I589
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - CDMA 800 / 1900 GSM 900 / 1800
Speed
  • HSPA
  • EV-DO Rev.A 3.1 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
Bluetooth
  • 2.1
  • A2DP
  • 3.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.43 W/kg (head) 0.73 W/kg (body) SAR EU - 0.23 W/kg (head)
Music and Audio
Music and Audio — specifications for A99, Galaxy Ace Duos I589.
SpecificationA99Galaxy Ace Duos I589
Radio
  • Stereo FM radio
  • RDS
  • recordin
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for A99, Galaxy Ace Duos I589.
SpecificationA99Galaxy Ace Duos I589
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
  • compass - MP4/H.264 player -MP3/WAV/eAAC+ player -Document editor -Photo editor - Also known as Samsung Galaxy Ace Duos SCH-I589