Celkon A99 vs LG Optimus S

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: 10 g lighter

    A99:
    120 g
    Optimus S:
    130 g
  • Width

    Optimus S: 5 mm narrower

    A99:
    64 mm
    Optimus S:
    59 mm
  • Screen diagonal

    Optimus S: 0.8 in smaller diagonal

    A99:
    4 in
    Optimus S:
    3.2 in
  • Depth

    A99: 1.7 mm thinner

    A99:
    11.3 mm
    Optimus S:
    13 mm
  • Height

    Optimus S: 7.4 mm shorter

    A99:
    121.4 mm
    Optimus S:
    114 mm
  • Release year

    A99:
    2012
    Optimus S:
    2010

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 +7.4 mm versus Optimus S
    Width:
    64 mm +5 mm versus Optimus S
    Depth:
    11.3 mm
  2. 2. Optimus S

    Height:
    114 mm
    Width:
    59 mm
    Depth:
    13 mm +1.7 mm versus A99

Weight

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

  1. 1. A99

    120 g

  2. 2. Optimus S

    130 g

    +10 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. Optimus S

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

A99 has approximately 56.2% more rectangular screen area than Optimus S.

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. Optimus S

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. Optimus S

    1500 mAh

    +300 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. Optimus S

Everyday essentials
Everyday essentials — specifications for A99, Optimus S.
SpecificationA99Optimus S
Dimensions (HxWxD)
  • 121.4 Х 64 Х 11.3 mm
  • 114 Х 59 Х 13 mm
Weight
  • 120 g
  • 130 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 3.2" 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
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • Android 2.2 (Froyo)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A99, Optimus S.
SpecificationA99Optimus S
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 47.6 cm2
  • 30.5 cm2
Screen format
  • 3:2 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 61.3%
  • 45.3%
PPI /points per inch/
  • 144 PPI
  • 180 PPI
Camera and Video
Camera and Video — specifications for A99, Optimus S.
SpecificationA99Optimus S
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
  • AF
Video
  • Yes
  • 480p
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance
Performance — specifications for A99, Optimus S.
SpecificationA99Optimus S
Processor CPU
  • 650 MHz
  • 600 MHz
General specs
General specs — specifications for A99, Optimus S.
SpecificationA99Optimus S
Release date
  • 2012
  • 2010
  • October
Colors
  • Black
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 50 EUR
Battery life
  • Stand by time- Up to 400 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 — specifications for A99, Optimus S.
SpecificationA99Optimus S
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
Speed
  • HSPA
  • EV-DO Rev.0
  • 153.2 Kbps
GPRS
  • Yes
  • No
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 b/g
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 2.1
  • A2DP
  • 2.1
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR - 1.26 W/kg (head) 0.48 W/kg (body)
Music and Audio
Music and Audio — specifications for A99, Optimus S.
SpecificationA99Optimus S
Radio
  • Stereo FM radio
  • RDS
  • recordin
Unknown
Other features
Other features — specifications for A99, Optimus S.
SpecificationA99Optimus S
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 - DivX/Xvid/MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Document viewer -Organizer -Voice memo/dial/commands -Predictive text input - LG Optimus S for Sprint LG Optimus U for US Cellular LG Optimus V VM670 for Virgin Mobile