Celkon Q405 vs Dell XCD28

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.

  • Weight

    XCD28: 37 g lighter

    Q405:
    137 g
    XCD28:
    100 g
  • Width

    XCD28: 9.2 mm narrower

    Q405:
    64.2 mm
    XCD28:
    55 mm
  • Screen diagonal

    XCD28: 1.2 in smaller diagonal

    Q405:
    4 in
    XCD28:
    2.8 in
  • Chipset

    Q405:
    Spreadtrum 7731
    XCD28:
    Qualcomm MSM7227 Snapdragon S1
  • Depth

    Q405: 4.6 mm thinner

    Q405:
    9.9 mm
    XCD28:
    14.5 mm
  • Height

    XCD28: 22 mm shorter

    Q405:
    124 mm
    XCD28:
    102 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. Q405

    Height:
    124 mm +22 mm versus XCD28
    Width:
    64.2 mm +9.2 mm versus XCD28
    Depth:
    9.9 mm
  2. 2. XCD28

    Height:
    102 mm
    Width:
    55 mm
    Depth:
    14.5 mm +4.6 mm versus Q405

Weight

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

  1. 1. Q405

    137 g

    +37 g versus XCD28

  2. 2. XCD28

    100 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. Q405

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. XCD28

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

Q405 has approximately 87.6% more rectangular screen area than XCD28.

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.

Q405: Original memory entry

4 GB · 512 MB RAM

XCD28: Original memory entry

256 MB RAM · 256 MB

Practical features

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

1. Q405

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

2. XCD28

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 8 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. Q405

    1500 mAh

    +400 mAh versus XCD28

  2. 2. XCD28

    1100 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. Q4052. XCD28

Everyday essentials
Everyday essentials — specifications for Q405, XCD28.
SpecificationQ405XCD28
Dimensions (HxWxD)
  • 124 Х 64.2 Х 9.9 mm
  • 102 Х 55 Х 14.5 mm
Weight
  • 137 g
  • 100 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 2.8" inch
Screen resolution
  • 480 x 800 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
  • 256 MB RAM
  • 256 MB
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 8 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 1100 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4 (KitKat)
  • Android 2.1 (Eclair)
Chipset
  • Spreadtrum 7731
  • Qualcomm MSM7227 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q405, XCD28.
SpecificationQ405XCD28
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors Unknown
  • 256K
Screen area
  • 45.5 cm2
  • 24.3 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 57.2%
  • 43.3%
PPI /points per inch/
  • 233 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for Q405, XCD28.
SpecificationQ405XCD28
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
  • AF
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 0 MP,
Specifications
  • 1.3 MP
Unknown
Performance
Performance — specifications for Q405, XCD28.
SpecificationQ405XCD28
Processor CPU
  • Quad-core 1.2 GHz
  • 600 MHz ARM 11
Graphics processor GPU
  • Mali-400
  • Adreno 200
General specs
General specs — specifications for Q405, XCD28.
SpecificationQ405XCD28
Release date
  • 2015
  • May
  • 2010
  • November
Colors
  • Black
  • White
  • Gold
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 180 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Q405, XCD28.
SpecificationQ405XCD28
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 7.2/0.384 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
  • A2DP
  • EDR
Harmful irradiation
  • SAR EU - 0.25 W/kg (head) 0.55 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Q405, XCD28.
SpecificationQ405XCD28
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for Q405, XCD28.
SpecificationQ405XCD28
Dop
  • Sensors Accelerometer
  • proximity
  • MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Document viewer -Voice memo -Predictive text input