Celkon A99 vs Philips T939

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: 119.5 g lighter

    A99:
    120 g
    T939:
    239.5 g
  • Width

    T939: 6.2 mm narrower

    A99:
    64 mm
    T939:
    57.8 mm
  • Screen diagonal

    T939: 0.8 in smaller diagonal

    A99:
    4 in
    T939:
    3.2 in
  • Depth

    A99: 10.7 mm thinner

    A99:
    11.3 mm
    T939:
    22 mm
  • Height

    T939: 11.4 mm shorter

    A99:
    121.4 mm
    T939:
    110 mm
  • Release year

    A99:
    2012
    T939:
    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 +11.4 mm versus T939
    Width:
    64 mm +6.2 mm versus T939
    Depth:
    11.3 mm
  2. 2. T939

    Height:
    110 mm
    Width:
    57.8 mm
    Depth:
    22 mm +10.7 mm versus A99

Weight

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

  1. 1. A99

    120 g

  2. 2. T939

    239.5 g

    +119.5 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. T939

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

A99 has approximately 63.5% more rectangular screen area than T939.

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.

T939: Original memory entry

4 GB · 512 MB RAM

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. T939

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. T939

    2000 mAh

    +800 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. T939

Everyday essentials
Everyday essentials — specifications for A99, T939.
SpecificationA99T939
Dimensions (HxWxD)
  • 121.4 Х 64 Х 11.3 mm
  • 110 Х 57.8 Х 22 mm
Weight
  • 120 g
  • 239.5 g
Technology
  • TFT
  • Dual TFT
Screen size
  • 4" inch
  • 3.2" 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
  • 4 GB
  • 512 MB RAM
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
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • Android 4.0 (Ice Cream Sandwich)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A99, T939.
SpecificationA99T939
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 256K
Screen area
  • 47.6 cm2
  • 29.1 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 61.3%
  • 45.8%
PPI /points per inch/
  • 144 PPI
  • 292 PPI
Camera and Video
Camera and Video — specifications for A99, T939.
SpecificationA99T939
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • 480p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance
Performance — specifications for A99, T939.
SpecificationA99T939
Processor CPU
  • 650 MHz
  • 1.0 GHz
General specs
General specs — specifications for A99, T939.
SpecificationA99T939
Release date
  • 2012
  • 2013
  • September
Colors
  • Black
  • Black
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, T939.
SpecificationA99T939
SIM card
  • Dual SIM (Mini-SIM)
  • Dual 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 3.6/0.384 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
  • 2.0
Bluetooth
  • 2.1
  • A2DP
  • 2.1
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for A99, T939.
SpecificationA99T939
Radio
  • Stereo FM radio
  • RDS
  • recordin
  • No
Other features
Other features — specifications for A99, T939.
SpecificationA99T939
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