Celkon A99 vs Maxwest Astro JR

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.

  • Width

    Astro JR: 1.2 mm narrower

    A99:
    64 mm
    Astro JR:
    62.8 mm
  • Screen diagonal

    Astro JR: 0.5 in smaller diagonal

    A99:
    4 in
    Astro JR:
    3.5 in
  • Height

    Astro JR: 2.4 mm shorter

    A99:
    121.4 mm
    Astro JR:
    119 mm
  • Release year

    A99:
    2012
    Astro JR:
    2014

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 +2.4 mm versus Astro JR
    Width:
    64 mm +1.2 mm versus Astro JR
    Depth:
    11.3 mm
  2. 2. Astro JR

    Height:
    119 mm
    Width:
    62.8 mm
    Depth:
    11.4 mm

Weight

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

  1. 1. A99

    120 g

    +4 g versus Astro JR

  2. 2. Astro JR

    116 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. Astro JR

    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 Astro JR.

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.

Astro JR: Original memory entry

256 MB + 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. Astro JR

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

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. Astro JR

    1300 mAh

    +100 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. Astro JR

Everyday essentials
Everyday essentials — specifications for A99, Astro JR.
SpecificationA99Astro JR
Dimensions (HxWxD)
  • 121.4 Х 64 Х 11.3 mm
  • 119 Х 62.8 Х 11.4 mm
Weight
  • 120 g
  • 116 g
Technology
  • TFT
Unknown
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 320 x 480 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 256 MB + 512 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • Android 4.2.2 (Jelly Bean)
Chipset Unknown
  • Mediatek MT6572M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A99, Astro JR.
SpecificationA99Astro JR
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
Unknown
Screen area
  • 47.6 cm2
  • 36.5 cm2
Screen format
  • 3:2 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 61.3%
  • 48.8%
PPI /points per inch/
  • 144 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for A99, Astro JR.
SpecificationA99Astro JR
Rear camera, main
  • 3.15 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 3.15 MP
  • 2 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Performance
Performance — specifications for A99, Astro JR.
SpecificationA99Astro JR
Processor CPU
  • 650 MHz
  • Dual-core 1.0 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400
General specs
General specs — specifications for A99, Astro JR.
SpecificationA99Astro JR
Release date
  • 2012
  • 2014
  • September
Colors
  • Black
  • Black
  • White
  • Blue
  • Red
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 3 h
  • Stand by time- Up to 180 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for A99, Astro JR.
SpecificationA99Astro JR
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 2.1
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for A99, Astro JR.
SpecificationA99Astro JR
Radio
  • Stereo FM radio
  • RDS
  • recordin
  • FM radio
Other features
Other features — specifications for A99, Astro JR.
SpecificationA99Astro JR
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Organizer -Voice memo/dial -Predictive text input
  • Sensors Accelerometer