Celkon A99 vs Lenovo A690

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: 14 g lighter

    A99:
    120 g
    A690:
    134 g
  • Width

    A99: 1 mm narrower

    A99:
    64 mm
    A690:
    65 mm
  • Height

    A99: 2.6 mm shorter

    A99:
    121.4 mm
    A690:
    124 mm
  • Release year

    A99:
    2012
    A690:
    2013

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
    Width:
    64 mm
    Depth:
    11.3 mm
  2. 2. A690

    Height:
    124 mm +2.6 mm versus A99
    Width:
    65 mm +1 mm versus A99
    Depth:
    11 mm

Weight

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

  1. 1. A99

    120 g

  2. 2. A690

    134 g

    +14 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. A690

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

A99 has approximately 4.6% more rectangular screen area than A690.

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.

A690: Original memory entry

512 MB RAM · 512 MB

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. A690

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. A690

    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. A690

Everyday essentials
Everyday essentials — specifications for A99, A690.
SpecificationA99A690
Dimensions (HxWxD)
  • 121.4 Х 64 Х 11.3 mm
  • 124 Х 65 Х 11 mm
Weight
  • 120 g
  • 134 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 4" inch
Screen resolution
  • 320 x 480 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 512 MB RAM
  • 512 MB
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 2.3.6 (Gingerbread)
Chipset Unknown
  • Mediatek MT6575 (40 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A99, A690.
SpecificationA99A690
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 47.6 cm2
  • 45.5 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 61.3%
  • 56.5%
PPI /points per inch/
  • 144 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A99, A690.
SpecificationA99A690
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
Video
  • Yes
  • 480p
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for A99, A690.
SpecificationA99A690
Processor CPU
  • 650 MHz
  • 1.0 GHz Cortex-A9
Graphics processor GPU Unknown
  • PowerVR SGX531
Antutu 7 score * Unknown
  • 1145
General specs
General specs — specifications for A99, A690.
SpecificationA99A690
Release date
  • 2012
  • 2013
  • January
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 90 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 3 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A99, A690.
SpecificationA99A690
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA
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
  • Yes
Harmful irradiation Unknown
  • SAR EU - 0.25 W/kg (head)
Music and Audio
Music and Audio — specifications for A99, A690.
SpecificationA99A690
Radio
  • Stereo FM radio
  • RDS
  • recordin
  • FM radio
Other features
Other features — specifications for A99, A690.
SpecificationA99A690
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