Celkon Win 400 vs HP iPAQ rw6828

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

    Win 400: 19.4 g lighter

    Win 400:
    120.6 g
    iPAQ rw6828:
    140 g
  • Width

    iPAQ rw6828: 7 mm narrower

    Win 400:
    65 mm
    iPAQ rw6828:
    58 mm
  • Screen diagonal

    iPAQ rw6828: 1.3 in smaller diagonal

    Win 400:
    4 in
    iPAQ rw6828:
    2.7 in
  • Depth

    Win 400: 9.2 mm thinner

    Win 400:
    10.3 mm
    iPAQ rw6828:
    19.5 mm
  • Height

    iPAQ rw6828: 23.4 mm shorter

    Win 400:
    125.4 mm
    iPAQ rw6828:
    102 mm
  • Release year

    Win 400:
    2014
    iPAQ rw6828:
    2006

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. Win 400

    Height:
    125.4 mm +23.4 mm versus iPAQ rw6828
    Width:
    65 mm +7 mm versus iPAQ rw6828
    Depth:
    10.3 mm
  2. 2. iPAQ rw6828

    Height:
    102 mm
    Width:
    58 mm
    Depth:
    19.5 mm +9.2 mm versus Win 400

Weight

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

  1. 1. Win 400

    120.6 g

  2. 2. iPAQ rw6828

    140 g

    +19.4 g versus Win 400

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. Win 400

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. iPAQ rw6828

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

Win 400 has approximately 101.7% more rectangular screen area than iPAQ rw6828.

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.

Win 400: Original memory entry

4 GB · 512 MB RAM

iPAQ rw6828: Original memory entry

64 MB RAM · 128 MB 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. Win 400

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

2. iPAQ rw6828

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD

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. Win 400

    1500 mAh

  2. 2. iPAQ rw6828

    1530 mAh

    +30 mAh versus Win 400

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. Win 4002. iPAQ rw6828

Everyday essentials
Everyday essentials — specifications for Win 400, iPAQ rw6828.
SpecificationWin 400iPAQ rw6828
Dimensions (HxWxD)
  • 125.4 Х 65 Х 10.3 mm
  • 102 Х 58 Х 19.5 mm
Weight
  • 120.6 g
  • 140 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 2.7" 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
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • microSD
  • up to 32 GB
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 1530 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows Phone 8.1
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Win 400, iPAQ rw6828.
SpecificationWin 400iPAQ rw6828
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 45.5 cm2
  • 22.6 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 55.9%
  • 38.2%
PPI /points per inch/
  • 233 PPI
  • 148 PPI
Camera and Video
Camera and Video — specifications for Win 400, iPAQ rw6828.
SpecificationWin 400iPAQ rw6828
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • 2 MP
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 0 MP,
Specifications
  • 1.3 MP
Unknown
Performance
Performance — specifications for Win 400, iPAQ rw6828.
SpecificationWin 400iPAQ rw6828
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Intel PXA 272 416 MHz
Graphics processor GPU
  • Adreno 302
Unknown
General specs
General specs — specifications for Win 400, iPAQ rw6828.
SpecificationWin 400iPAQ rw6828
Release date
  • 2014
  • November
  • 2006
  • Q2
Colors
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 290 EUR
Battery life Unknown
  • Stand by time- Up to 240 h Talking time- Up to 5 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Win 400, iPAQ rw6828.
SpecificationWin 400iPAQ rw6828
SIM card
  • Dual SIM (dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA 21.1/5.76 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • miniUSB
Bluetooth
  • 4.0
  • A2DP
  • 1.2
Music and Audio
Music and Audio — specifications for Win 400, iPAQ rw6828.
SpecificationWin 400iPAQ rw6828
Radio
  • FM radio
  • FM radio
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for Win 400, iPAQ rw6828.
SpecificationWin 400iPAQ rw6828
Dop
  • Sensors Accelerometer
  • proximity
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Voice memo - Functionally identical to O2 XDA Atom