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Celkon A403 vs T-Mobile HD2

Compare recorded specifications, size and practical differences.

Celkon A403

Celkon A403

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T-Mobile HD2

T-Mobile HD2

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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.

  • WeightA403: 44 g lighterA403: 113 g · HD2: 157 g
  • WidthA403: 2 mm narrowerA403: 65 mm · HD2: 67 mm
  • Screen diagonalA403: 0.3 in smaller diagonalA403: 4 in · HD2: 4.3 in
  • ChipsetSpreadtrum SC7715 / Qualcomm QSD8250 Snapdragon S1A403: Spreadtrum SC7715 · HD2: Qualcomm QSD8250 Snapdragon S1
  • DepthA403: 0.8 mm thinnerA403: 10.2 mm · HD2: 11 mm
  • HeightHD2: 3 mm shorterHD2: 122 mm · A403: 125 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.

Front
A403: 125 × 65 mm 1 HD2: 122 × 67 mm 2
Side
A403: 125 × 10.2 mm 1 HD2: 122 × 11 mm 2
  1. 1. A403
    Height
    125 mm+3 mm versus HD2
    Width
    65 mm
    Depth
    10.2 mm
    Weight
    113 g
  2. 2. HD2
    Height
    122 mm
    Width
    67 mm+2 mm versus A403
    Depth
    11 mm+0.8 mm versus A403
    Weight
    157 g
Weight

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

  1. 1. A403113 g
  2. 2. HD2157 g

    +44 g versus A403

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.

Screen size
A403: 4 in, 5:3, About 45.5 cm² rectangular area 1 HD2: 4.3 in, 5:3, About 52.6 cm² rectangular area 2
  1. 1. A403 4 in · 5:3 About 45.5 cm² rectangular area
  2. 2. HD2 4.3 in · 5:3 About 52.6 cm² rectangular area

HD2 has approximately 15.6% more rectangular screen area than A403.

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.

A403: Original memory entry

4 GB · 512 MB RAM

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. A403

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 32 GB

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 capacity

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

  1. 1. A4031400 mAh

    +170 mAh versus HD2

  2. 2. HD21230 mAh

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
SpecificationA403HD2
Dimensions (HxWxD)
  • 125 Х 65 Х 10.2 mm
  • 122 Х 67 Х 11 mm
Weight
  • 113 g
  • 157 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 4.3" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 576 MB RAM
  • 1 GB ROM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
BatteryCapacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 1230 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Microsoft Windows Mobile 6.5 Professional; Sense UI
Chipset
  • Spreadtrum SC7715
  • Qualcomm QSD8250 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationA403HD2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 45.5 cm2
  • 52.6 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 56.1%
  • 64.4%
PPI /points per inch/
  • 233 PPI
  • 217 PPI
Camera and Video
Camera and Video
SpecificationA403HD2
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • Dual-LED flash
Video
  • Yes
  • 480p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 0 MP,
Specifications
  • 1.3 MP
Unknown
Performance
Performance
SpecificationA403HD2
Processor CPU
  • 1.0 GHz
  • 1.0 GHz Scorpion
Graphics processor GPU Unknown
  • Adreno 200
General specs
General specs
SpecificationA403HD2
Release date
  • 2015
  • August
  • 2010
  • January
Colors
  • Black
  • Light Blue
  • Red
  • Yellow
  • Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 230 EUR
Battery life Unknown
  • Stand by time- Up to 480 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity
SpecificationA403HD2
SIM card
  • Dual 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
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
GPS
  • A-GPS
  • Yes
  • with A-GPS; NaviPanel
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 2.0
  • 2.1
  • A2DP
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.68 W/kg (body)
Unknown
Music and Audio
Music and Audio
SpecificationA403HD2
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features
SpecificationA403HD2
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