Karbonn A7 Star vs Unnecto Rush

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

    A7 Star: 8 mm narrower

    A7 Star:
    66 mm
    Rush:
    74 mm
  • Screen diagonal

    A7 Star: 0.5 in smaller diagonal

    A7 Star:
    4.5 in
    Rush:
    5 in
  • Depth

    Rush: 1.4 mm thinner

    A7 Star:
    10.4 mm
    Rush:
    9 mm
  • Height

    A7 Star: 35 mm shorter

    A7 Star:
    113 mm
    Rush:
    148 mm
  • Release year

    A7 Star:
    2013
    Rush:
    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. A7 Star

    Height:
    113 mm
    Width:
    66 mm
    Depth:
    10.4 mm +1.4 mm versus Rush
    Weight:
    Unknown
  2. 2. Rush

    Height:
    148 mm +35 mm versus A7 Star
    Width:
    74 mm +8 mm versus A7 Star
    Depth:
    9 mm
    Weight:
    180 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. Rush

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

Rush has approximately 23.5% more rectangular screen area than A7 Star.

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

Rush: 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. A7 Star

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

2. Rush

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. A7 Star

    1400 mAh

  2. 2. Rush

    2000 mAh

    +600 mAh versus A7 Star

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. Rush

Everyday essentials
Everyday essentials — specifications for A7 Star, Rush.
SpecificationA7 StarRush
Dimensions (HxWxD)
  • 113 Х 66 Х 10.4 mm
  • 148 Х 74 Х 9 mm
Weight
  • 0 g
  • 180 g
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 164 MB
  • 4 GB
  • 512 MB RAM
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.
  • 1400 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6517
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A7 Star, Rush.
SpecificationA7 StarRush
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 74.8%
  • 62.9%
PPI /points per inch/
  • 218 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for A7 Star, Rush.
SpecificationA7 StarRush
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance
Performance — specifications for A7 Star, Rush.
SpecificationA7 StarRush
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • Quad-core 1.3 GHz
Graphics processor GPU
  • PowerVR SGX531u
  • Mali-400
General specs
General specs — specifications for A7 Star, Rush.
SpecificationA7 StarRush
Release date
  • 2013
  • 2014
  • September
Colors
  • white/black
  • Black
  • White
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 135 h Talking time- Up to 5 h
  • Stand by time- Up to 750 h (3G) Talking time- Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A7 Star, Rush.
SpecificationA7 StarRush
SIM card
  • Dual SIM
  • Dual SIM (dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • HSPA 21.1/11.5 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB
Bluetooth
  • Yes
  • 2.1
  • EDR
Harmful irradiation
  • SAR EU - 0.99 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for A7 Star, Rush.
SpecificationA7 StarRush
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A7 Star, Rush.
SpecificationA7 StarRush
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity