Celkon A99 vs verykool s728

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

    s728: 30 g lighter

    A99:
    120 g
    s728:
    90 g
  • Width

    s728: 7.2 mm narrower

    A99:
    64 mm
    s728:
    56.8 mm
  • Screen diagonal

    s728: 1.2 in smaller diagonal

    A99:
    4 in
    s728:
    2.8 in
  • Depth

    A99: 1.6 mm thinner

    A99:
    11.3 mm
    s728:
    12.9 mm
  • Height

    s728: 17.4 mm shorter

    A99:
    121.4 mm
    s728:
    104 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 +17.4 mm versus s728
    Width:
    64 mm +7.2 mm versus s728
    Depth:
    11.3 mm
  2. 2. s728

    Height:
    104 mm
    Width:
    56.8 mm
    Depth:
    12.9 mm +1.6 mm versus A99

Weight

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

  1. 1. A99

    120 g

    +30 g versus s728

  2. 2. s728

    90 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.

  1. 1. A99

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    47.6 cm²
  2. 2. s728

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

A99 has approximately 96.2% more rectangular screen area than s728.

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. s728

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

    +90 mAh versus s728

  2. 2. s728

    1110 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. A992. s728

Everyday essentials
Everyday essentials — specifications for A99, s728.
SpecificationA99s728
Dimensions (HxWxD)
  • 121.4 Х 64 Х 11.3 mm
  • 104 Х 56.8 Х 12.9 mm
Weight
  • 120 g
  • 90 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 2.8" inch
Screen resolution
  • 320 x 480 px
  • 240 x 320 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
  • 1110 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • Android 2.3.5 (Gingerbread)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A99, s728.
SpecificationA99s728
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
Unknown
Screen area
  • 47.6 cm2
  • 24.3 cm2
Screen format
  • 3:2 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 61.3%
  • 41.1%
PPI /points per inch/
  • 144 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for A99, s728.
SpecificationA99s728
Rear camera, main
  • 3.15 MP
  • Single
  • 3.2 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.2 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance
Performance — specifications for A99, s728.
SpecificationA99s728
Processor CPU
  • 650 MHz
  • 650 MHz
General specs
General specs — specifications for A99, s728.
SpecificationA99s728
Release date
  • 2012
  • 2012
  • October
Colors
  • Black
  • Black
  • White
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, s728.
SpecificationA99s728
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 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA 7.2/0.384 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
  • Proprietary
Bluetooth
  • 2.1
  • A2DP
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for A99, s728.
SpecificationA99s728
Radio
  • Stereo FM radio
  • RDS
  • recordin
  • FM radio
Other features
Other features — specifications for A99, s728.
SpecificationA99s728
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 - Analog TV -MP3 player