Karbonn A7 Star vs Samsung Focus

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

    Focus: 1.7 mm narrower

    A7 Star:
    66 mm
    Focus:
    64.3 mm
  • Screen diagonal

    Focus: 0.5 in smaller diagonal

    A7 Star:
    4.5 in
    Focus:
    4 in
  • Chipset

    A7 Star:
    Mediatek MT6517
    Focus:
    Qualcomm QSD8250 Snapdragon S1
  • Depth

    Focus: 0.5 mm thinner

    A7 Star:
    10.4 mm
    Focus:
    9.9 mm
  • Height

    A7 Star: 11.7 mm shorter

    A7 Star:
    113 mm
    Focus:
    124.7 mm
  • Release year

    A7 Star:
    2013
    Focus:
    2010

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 +1.7 mm versus Focus
    Depth:
    10.4 mm +0.5 mm versus Focus
    Weight:
    Unknown
  2. 2. Focus

    Height:
    124.7 mm +11.7 mm versus A7 Star
    Width:
    64.3 mm
    Depth:
    9.9 mm
    Weight:
    119.4 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. Focus

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

A7 Star has approximately 22.6% more rectangular screen area than Focus.

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

Focus: Original memory entry

8 GB · 512 MB RAM · 512 MB ROM

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. Focus

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

  2. 2. Focus

    1500 mAh

    +100 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. Focus

Everyday essentials
Everyday essentials — specifications for A7 Star, Focus.
SpecificationA7 StarFocus
Dimensions (HxWxD)
  • 113 Х 66 Х 10.4 mm
  • 124.7 Х 64.3 Х 9.9 mm
Weight
  • 0 g
  • 119.4 g
Technology Unknown
  • Super AMOLED
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 164 MB
  • 8 GB
  • 512 MB RAM
  • 512 MB ROM
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
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Microsoft Windows Phone 7
Chipset
  • Mediatek MT6517
  • Qualcomm QSD8250 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A7 Star, Focus.
SpecificationA7 StarFocus
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 74.8%
  • 56.8%
PPI /points per inch/
  • 218 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A7 Star, Focus.
SpecificationA7 StarFocus
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 720p@25fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance
Performance — specifications for A7 Star, Focus.
SpecificationA7 StarFocus
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • 1.0 GHz Scorpion
Graphics processor GPU
  • PowerVR SGX531u
  • Adreno 200
General specs
General specs — specifications for A7 Star, Focus.
SpecificationA7 StarFocus
Release date
  • 2013
  • 2010
  • October
Colors
  • white/black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 90 EUR
Battery life
  • Stand by time- Up to 135 h Talking time- Up to 5 h
  • Stand by time- Up to 300 h Talking time- Up to 6 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for A7 Star, Focus.
SpecificationA7 StarFocus
SIM card
  • Dual SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • Yes
  • 2.1
  • A2DP
Harmful irradiation
  • SAR EU - 0.99 W/kg (head)
  • SAR - 0.55 W/kg (head) 0.75 W/kg (body) SAR EU - 0.50 W/kg (head)
Music and Audio
Music and Audio — specifications for A7 Star, Focus.
SpecificationA7 StarFocus
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for A7 Star, Focus.
SpecificationA7 StarFocus
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity
  • compass - AT&T U-verse Mobile
  • NavigatorSM
  • FamilyMap
  • Radio
  • myWireless -Document viewer/editor -MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Voice memo -Predictive text input - For AT&T Previously rumored as Samsung i917 Cetus