Karbonn A27 Retina vs Philips D833

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.

  • Weight

    A27 Retina: 36.5 g lighter

    A27 Retina:
    126.5 g
    D833:
    163 g
  • Width

    A27 Retina: 1.3 mm narrower

    A27 Retina:
    66 mm
    D833:
    67.3 mm
  • Depth

    A27 Retina: 3 mm thinner

    A27 Retina:
    9.1 mm
    D833:
    12.1 mm
  • Height

    D833: 5.6 mm shorter

    A27 Retina:
    133.6 mm
    D833:
    128 mm

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. A27 Retina

    Height:
    133.6 mm +5.6 mm versus D833
    Width:
    66 mm
    Depth:
    9.1 mm
  2. 2. D833

    Height:
    128 mm
    Width:
    67.3 mm +1.3 mm versus A27 Retina
    Depth:
    12.1 mm +3 mm versus A27 Retina

Weight

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

  1. 1. A27 Retina

    126.5 g

  2. 2. D833

    163 g

    +36.5 g versus A27 Retina

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. A27 Retina

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    51 cm²
  2. 2. D833

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

D833 has approximately 3.2% more rectangular screen area than A27 Retina.

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.

A27 Retina: Original memory entry

4 GB · 512 MB RAM

D833: Original memory entry

4 GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. A27 Retina

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

2. D833

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. A27 Retina

    1800 mAh

  2. 2. D833

    2400 mAh

    +600 mAh versus A27 Retina

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. A27 Retina2. D833

Everyday essentials
Everyday essentials — specifications for A27 Retina, D833.
SpecificationA27 RetinaD833
Dimensions (HxWxD)
  • 133.6 Х 66 Х 9.1 mm
  • 128 Х 67.3 Х 12.1 mm
Weight
  • 126.5 g
  • 163 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.3" inch
  • 4.3" inch
Screen resolution
  • 540 x 960 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 4 GB
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.
  • 1800 mAh
  • Li-Ion
  • 2400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1 (Jelly Bean)
  • Android 4.0 (Ice Cream Sandwich)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A27 Retina, D833.
SpecificationA27 RetinaD833
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 51.0 cm2
  • 52.6 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 57.8%
  • 61.1%
PPI /points per inch/
  • 256 PPI
  • 217 PPI
Camera and Video
Camera and Video — specifications for A27 Retina, D833.
SpecificationA27 RetinaD833
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 480p
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance
Performance — specifications for A27 Retina, D833.
SpecificationA27 RetinaD833
Processor CPU
  • Dual-core 1.2 GHz
  • Dual-core 1.0 GHz
General specs
General specs — specifications for A27 Retina, D833.
SpecificationA27 RetinaD833
Release date
  • 2013
  • March
  • 2013
  • October
Colors
  • Black
  • Black/Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
Unknown
Battery life
  • Stand by time- Up to 180 h Talking time- Up to 4 h
  • Stand by time- Up to 300 h Talking time- Up to 17 h
Communication and Connectivity
Communication and Connectivity — specifications for A27 Retina, D833.
SpecificationA27 RetinaD833
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
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900
Speed
  • HSPA 7.2/0.384 Mbps
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • Yes
  • 3.0
  • A2DP
Harmful irradiation
  • SAR EU - 1.00 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for A27 Retina, D833.
SpecificationA27 RetinaD833
Radio
  • FM radio
  • No
Other features
Other features — specifications for A27 Retina, D833.
SpecificationA27 RetinaD833
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity