Karbonn A27 Retina vs Kyocera Echo

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: 66.5 g lighter

    A27 Retina:
    126.5 g
    Echo:
    193 g
  • Width

    Echo: 9.5 mm narrower

    A27 Retina:
    66 mm
    Echo:
    56.5 mm
  • Screen diagonal

    Echo: 0.8 in smaller diagonal

    A27 Retina:
    4.3 in
    Echo:
    3.5 in
  • Depth

    A27 Retina: 8.1 mm thinner

    A27 Retina:
    9.1 mm
    Echo:
    17.2 mm
  • Height

    Echo: 18.6 mm shorter

    A27 Retina:
    133.6 mm
    Echo:
    115 mm
  • Release year

    A27 Retina:
    2013
    Echo:
    2011

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 +18.6 mm versus Echo
    Width:
    66 mm +9.5 mm versus Echo
    Depth:
    9.1 mm
  2. 2. Echo

    Height:
    115 mm
    Width:
    56.5 mm
    Depth:
    17.2 mm +8.1 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. Echo

    193 g

    +66.5 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. Echo

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

A27 Retina has approximately 46.2% more rectangular screen area than Echo.

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

Echo: Original memory entry

1 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. A27 Retina

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

2. Echo

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 8 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

    +430 mAh versus Echo

  2. 2. Echo

    1370 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. Echo

Everyday essentials
Everyday essentials — specifications for A27 Retina, Echo.
SpecificationA27 RetinaEcho
Dimensions (HxWxD)
  • 133.6 Х 66 Х 9.1 mm
  • 115 Х 56.5 Х 17.2 mm
Weight
  • 126.5 g
  • 193 g
Technology
  • IPS LCD
  • Dual TFT s
Screen size
  • 4.3" inch
  • 3.5" 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
  • 1 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 8 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Li-Ion
  • 1370 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1 (Jelly Bean)
  • Android 2.2 (Froyo)
  • upgradable to 2.3 (Gingerbread)
Chipset Unknown
  • Qualcomm QSD8650 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A27 Retina, Echo.
SpecificationA27 RetinaEcho
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 256K
Screen area
  • 51.0 cm2
  • 34.9 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 57.8%
  • 53.7%
PPI /points per inch/
  • 256 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for A27 Retina, Echo.
SpecificationA27 RetinaEcho
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 720p
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
Unknown
Performance
Performance — specifications for A27 Retina, Echo.
SpecificationA27 RetinaEcho
Processor CPU
  • Dual-core 1.2 GHz
  • 1.0 GHz Scorpion
Graphics processor GPU Unknown
  • Adreno 200
General specs
General specs — specifications for A27 Retina, Echo.
SpecificationA27 RetinaEcho
Release date
  • 2013
  • March
  • 2011
  • March
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
  • 350 EUR
Battery life
  • Stand by time- Up to 180 h Talking time- Up to 4 h
  • Stand by time- Up to 200 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for A27 Retina, Echo.
SpecificationA27 RetinaEcho
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 - CDMA 800 / 1900
Speed
  • HSPA 7.2/0.384 Mbps
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Yes
  • No
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
  • hotspot (charges may apply)
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • Yes
  • 2.1
  • A2DP
  • EDR
Harmful irradiation
  • SAR EU - 1.00 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for A27 Retina, Echo.
SpecificationA27 RetinaEcho
Radio
  • FM radio
  • No
Others Unknown
  • Simul-Task Mode – choose 2 of the Echo's 7 core apps and run one on each display simultaneously. -Optimized Mode – apps let the dual displays complement each other
  • like email on one and a full virtual keypad on the other. -Tablet Mode – dual displays act as a single (4.7 inches diagonally
  • 800 x 96
Other features
Other features — specifications for A27 Retina, Echo.
SpecificationA27 RetinaEcho
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/AAC+ player -MP4/H.263 player -Organizer -Voice memo -Predictive text input - For Sprint Also known as Kyocera M9300