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Celkon A27 vs T-Mobile HD2

Compare recorded specifications, size and practical differences.

+ Add a third phone

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.

  • Screen diagonal

    HD2: 0.33 in smaller diagonal

    A27:
    4.63 in
    HD2:
    4.3 in
  • Release year

    A27:
    2013
    HD2:
    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. A27

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. HD2

    Height:
    122 mm
    Width:
    67 mm
    Depth:
    11 mm
    Weight:
    157 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

    Screen diagonal:
    4.63 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    59.1 cm²
  2. 2. HD2

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

A27 has approximately 12.3% more rectangular screen area than HD2.

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.

HD2: Original memory entry

576 MB RAM · 1 GB 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. A27

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

2. HD2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 16 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

    1800 mAh

    +570 mAh versus HD2

  2. 2. HD2

    1230 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. A272. HD2

Everyday essentials
Everyday essentials — specifications for A27, HD2.
SpecificationA27HD2
Dimensions (HxWxD)
  • Х Х mm
  • 122 Х 67 Х 11 mm
Weight
  • 0 g
  • 157 g
Technology Unknown
  • TFT
Screen size
  • 4.63" inch
  • 4.3" inch
Screen resolution
  • 480 x 853 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 576 MB RAM
  • 1 GB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Li-Ion
  • 1230 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Microsoft Windows Mobile 6.5 Professional; Sense UI
Chipset Unknown
  • Qualcomm QSD8250 Snapdragon S1
Headphone jack Unknown
  • Yes
Display
Display — specifications for A27, HD2.
SpecificationA27HD2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 59.1 cm2
  • 52.6 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio Unknown
  • 64.4%
PPI /points per inch/
  • 211 PPI
  • 217 PPI
Camera and Video
Camera and Video — specifications for A27, HD2.
SpecificationA27HD2
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • 5 MP
  • AF
Functions Unknown
  • Dual-LED flash
Video
  • Yes
  • 480p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance
Performance — specifications for A27, HD2.
SpecificationA27HD2
Processor CPU
  • 1.0 GHz
  • 1.0 GHz Scorpion
Graphics processor GPU Unknown
  • Adreno 200
General specs
General specs — specifications for A27, HD2.
SpecificationA27HD2
Release date
  • 2013
  • February
  • 2010
  • January
Colors
  • Blue
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 230 EUR
Battery life
  • Stand by time- Up to 180 h Talking time- Up to 6 h
  • Stand by time- Up to 480 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for A27, HD2.
SpecificationA27HD2
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 7.2/2 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Class 12
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • Yes
  • with A-GPS; NaviPanel
USB
  • Proprietary
  • microUSB
Bluetooth
  • Yes
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for A27, HD2.
SpecificationA27HD2
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for A27, HD2.
SpecificationA27HD2
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/WMA/eAAC+ player -MP4/WMV/H.264 player -Pocket Office -HTC Peep
  • HTC Footprints -T-mobile services: MobiTV
  • BLOCKBUSTER
  • Barnes & Nobl
  • Gogo Inflight Internet -Transformers & Transformers 2 movies preloaded -Voice memo -Predictive text input