Karbonn A7 Star vs Micromax A45

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

    A45: 3 mm narrower

    A7 Star:
    66 mm
    A45:
    63 mm
  • Screen diagonal

    A45: 1 in smaller diagonal

    A7 Star:
    4.5 in
    A45:
    3.5 in
  • Chipset

    A7 Star:
    Mediatek MT6517
    A45:
    Mediatek MT6513
  • Depth

    A7 Star: 2.6 mm thinner

    A7 Star:
    10.4 mm
    A45:
    13 mm
  • Height

    A7 Star: 2 mm shorter

    A7 Star:
    113 mm
    A45:
    115 mm
  • Release year

    A7 Star:
    2013
    A45:
    2012

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. A7 Star

    Height:
    113 mm
    Width:
    66 mm +3 mm versus A45
    Depth:
    10.4 mm
    Weight:
    Unknown
  2. 2. A45

    Height:
    115 mm +2 mm versus A7 Star
    Width:
    63 mm
    Depth:
    13 mm +2.6 mm versus A7 Star
    Weight:
    120 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. A7 Star

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. A45

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

A7 Star has approximately 53% more rectangular screen area than A45.

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.

A7 Star: Original memory entry

164 MB

A45: Original memory entry

180 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. A7 Star

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

2. A45

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. A7 Star

    1400 mAh

    +100 mAh versus A45

  2. 2. A45

    1300 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. A7 Star2. A45

Everyday essentials
Everyday essentials — specifications for A7 Star, A45.
SpecificationA7 StarA45
Dimensions (HxWxD)
  • 113 Х 66 Х 10.4 mm
  • 115 Х 63 Х 13 mm
Weight
  • 0 g
  • 120 g
Technology Unknown
  • TFT
Screen size
  • 4.5" inch
  • 3.5" inch
Screen resolution
  • 480 x 854 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 164 MB
  • 180 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.
  • 1400 mAh
  • Removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Android 2.3 (Gingerbread)
Chipset
  • Mediatek MT6517
  • Mediatek MT6513
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A7 Star, A45.
SpecificationA7 StarA45
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 55.8 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 74.8%
  • 50.3%
PPI /points per inch/
  • 218 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for A7 Star, A45.
SpecificationA7 StarA45
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • 2 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance
Performance — specifications for A7 Star, A45.
SpecificationA7 StarA45
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • 650 MHz Cortex-A9
Graphics processor GPU
  • PowerVR SGX531u
  • PowerVR SGX531
General specs
General specs — specifications for A7 Star, A45.
SpecificationA7 StarA45
Release date
  • 2013
  • 2012
  • June
Colors
  • white/black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 135 h Talking time- Up to 5 h
  • Stand by time- Up to 167 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for A7 Star, A45.
SpecificationA7 StarA45
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM)
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • No
  • No
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • Yes
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.99 W/kg (head)
  • SAR - 0.86 W/kg (head) 0.67 W/kg (body)
Music and Audio
Music and Audio — specifications for A7 Star, A45.
SpecificationA7 StarA45
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for A7 Star, A45.
SpecificationA7 StarA45
Dop
  • Sensors Accelerometer
  • proximity
  • MP3/WAV/AAC+ player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input