Karbonn A27 Retina vs Nokia N82

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

    N82: 12.5 g lighter

    A27 Retina:
    126.5 g
    N82:
    114 g
  • Width

    N82: 15.8 mm narrower

    A27 Retina:
    66 mm
    N82:
    50.2 mm
  • Screen diagonal

    N82: 1.9 in smaller diagonal

    A27 Retina:
    4.3 in
    N82:
    2.4 in
  • Depth

    A27 Retina: 8.2 mm thinner

    A27 Retina:
    9.1 mm
    N82:
    17.3 mm
  • Height

    N82: 21.6 mm shorter

    A27 Retina:
    133.6 mm
    N82:
    112 mm
  • Release year

    A27 Retina:
    2013
    N82:
    2007

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 +21.6 mm versus N82
    Width:
    66 mm +15.8 mm versus N82
    Depth:
    9.1 mm
  2. 2. N82

    Height:
    112 mm
    Width:
    50.2 mm
    Depth:
    17.3 mm +8.2 mm versus A27 Retina

Weight

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

  1. 1. A27 Retina

    126.5 g

    +12.5 g versus N82

  2. 2. N82

    114 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. A27 Retina

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    51 cm²
  2. 2. N82

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

A27 Retina has approximately 185.8% more rectangular screen area than N82.

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

N82: Original memory entry

100 MB · 128 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. A27 Retina

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

2. N82

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 16 GB (dedicated slot) · 2 GB included

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

    +750 mAh versus N82

  2. 2. N82

    1050 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. A27 Retina2. N82

Everyday essentials
Everyday essentials — specifications for A27 Retina, N82.
SpecificationA27 RetinaN82
Dimensions (HxWxD)
  • 133.6 Х 66 Х 9.1 mm
  • 112 Х 50.2 Х 17.3 mm
Weight
  • 126.5 g
  • 114 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.3" inch
  • 2.4" inch
Screen resolution
  • 540 x 960 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 100 MB
  • 128 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 16 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Li-Ion
  • 1050 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1 (Jelly Bean)
  • Symbian OS 9.2
  • S60 rel. 3.1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A27 Retina, N82.
SpecificationA27 RetinaN82
Touchscreen
  • capacitive touchscreen
Unknown
Display colors Unknown
  • 16M
Screen area
  • 51.0 cm2
  • 17.8 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 57.8%
  • 31.7%
PPI /points per inch/
  • 256 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for A27 Retina, N82.
SpecificationA27 RetinaN82
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • Carl Zeiss optics
  • Xenon flash
Video
  • Yes
  • 480p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • CIF videocall camera
Performance
Performance — specifications for A27 Retina, N82.
SpecificationA27 RetinaN82
Processor CPU
  • Dual-core 1.2 GHz
  • 332 MHz Dual ARM 11
Graphics processor GPU Unknown
  • 3D Graphics HW Accelerator
General specs
General specs — specifications for A27 Retina, N82.
SpecificationA27 RetinaN82
Release date
  • 2013
  • March
  • 2007
  • November
Colors
  • Black
  • Silver
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
  • 170 EUR
Battery life
  • Stand by time- Up to 180 h Talking time- Up to 4 h
  • Stand by time- Up to 225 h (2G) / 216 h (3G) Talking time- Up to 4 h 20 min (2G) / 3 h 10 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A27 Retina, N82.
SpecificationA27 RetinaN82
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA
GPRS
  • Yes
  • Class 32
  • 107 kbps
Edge
  • Yes
  • Class 32
  • 296 kbps; DTM Class 11
  • 177 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
  • UPnP technology
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS; Nokia Maps
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • Yes
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 1.00 W/kg (head)
  • SAR - 1.16 W/kg (head) 1.20 W/kg (body) SAR EU - 1.07 W/kg (head)
Music and Audio
Music and Audio — specifications for A27 Retina, N82.
SpecificationA27 RetinaN82
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for A27 Retina, N82.
SpecificationA27 RetinaN82
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer MP3/WMA/WAV/RA/AAC/M4A player -MP4/H.264/RV/AVC player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Organizer -Voice dial/memo -TV-out -Push to talk -Predictive text input