Karbonn A7 Star vs Lava Iris Alfa

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: 5.4 mm narrower

    A7 Star:
    66 mm
    Iris Alfa:
    71.4 mm
  • Screen diagonal

    A7 Star: 0.5 in smaller diagonal

    A7 Star:
    4.5 in
    Iris Alfa:
    5 in
  • Chipset

    A7 Star:
    Mediatek MT6517
    Iris Alfa:
    Spreadtrum 7731
  • Depth

    Iris Alfa: 1.1 mm thinner

    A7 Star:
    10.4 mm
    Iris Alfa:
    9.3 mm
  • Height

    A7 Star: 28 mm shorter

    A7 Star:
    113 mm
    Iris Alfa:
    141 mm
  • Release year

    A7 Star:
    2013
    Iris Alfa:
    2015

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 +1.1 mm versus Iris Alfa
    Weight:
    Unknown
  2. 2. Iris Alfa

    Height:
    141 mm +28 mm versus A7 Star
    Width:
    71.4 mm +5.4 mm versus A7 Star
    Depth:
    9.3 mm
    Weight:
    158 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. Iris Alfa

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

Iris Alfa 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.

Recorded RAM for A7 Star, Iris Alfa, compared at the same storage capacity.
StorageA7 StarIris Alfa
8 GB Unknown 1 GB RAM
A7 Star: Original memory entry

164 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. Iris Alfa

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. Iris Alfa

    2200 mAh

    +800 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. Iris Alfa

Everyday essentials
Everyday essentials — specifications for A7 Star, Iris Alfa.
SpecificationA7 StarIris Alfa
Dimensions (HxWxD)
  • 113 Х 66 Х 10.4 mm
  • 141 Х 71.4 Х 9.3 mm
Weight
  • 0 g
  • 158 g
Technology Unknown
  • IPS LCD
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 164 MB
  • 8 GB
  • 1 GB 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
  • 2200 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6517
  • Spreadtrum 7731
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A7 Star, Iris Alfa.
SpecificationA7 StarIris Alfa
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 74.8%
  • 68.4%
PPI /points per inch/
  • 218 PPI
  • 196 PPI
Camera and Video
Camera and Video — specifications for A7 Star, Iris Alfa.
SpecificationA7 StarIris Alfa
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 720p
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance
Performance — specifications for A7 Star, Iris Alfa.
SpecificationA7 StarIris Alfa
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • Quad-core 1.2 GHz
Graphics processor GPU
  • PowerVR SGX531u
  • Mali-400
General specs
General specs — specifications for A7 Star, Iris Alfa.
SpecificationA7 StarIris Alfa
Release date
  • 2013
  • 2015
  • January
Colors
  • white/black
  • Black
  • White
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
  • Talking time- Up to 14 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A7 Star, Iris Alfa.
SpecificationA7 StarIris Alfa
SIM card
  • Dual SIM
  • Dual SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed Unknown
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • No
  • A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • Yes
  • 2.1
Harmful irradiation
  • SAR EU - 0.99 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for A7 Star, Iris Alfa.
SpecificationA7 StarIris Alfa
Radio
  • FM radio
  • FM radio
  • recording
Other features
Other features — specifications for A7 Star, Iris Alfa.
SpecificationA7 StarIris Alfa
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity - For India