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Celkon Win 400 vs ZTE U900

Compare recorded specifications, size and practical differences.

ZTE U900

ZTE U900

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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.

  • Screen diagonalU900: 0.5 in smaller diagonalU900: 3.5 in · Win 400: 4 in
  • Release year2014 / 2011Win 400: 2014 · U900: 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.

Front
Win 400: 125.4 × 65 mm 1
Side
Win 400: 125.4 × 10.3 mm 1
  1. 1. Win 400
    Height
    125.4 mm
    Width
    65 mm
    Depth
    10.3 mm
    Weight
    120.6 g
  2. 2. U900
    Height
    Unknown
    Width
    Unknown
    Depth
    Unknown
    Weight
    Unknown

    Unavailable dimensions are omitted from the drawing.

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
Win 400: 4 in, 5:3, About 45.5 cm² rectangular area 1 U900: 3.5 in, 5:3, About 34.9 cm² rectangular area 2
  1. 1. Win 400 4 in · 5:3 About 45.5 cm² rectangular area
  2. 2. U900 3.5 in · 5:3 About 34.9 cm² rectangular area

Win 400 has approximately 30.6% more rectangular screen area than U900.

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

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. U900

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. U900

Everyday essentials
Everyday essentials
SpecificationWin 400U900
Dimensions (HxWxD)
  • 125.4 Х 65 Х 10.3 mm
  • Х Х mm
Weight
  • 120.6 g
  • 0 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 3.5" 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
Unknown
Memory card support
  • microSD
  • up to 32 GB
  • microSD (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 0 mAh,
Operating system OS
  • Microsoft Windows Phone 8.1
  • Android-based OPhone 2.0
Chipset
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationWin 400U900
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 45.5 cm2
  • 34.9 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 55.9%
Unknown
PPI /points per inch/
  • 233 PPI
  • 267 PPI
Camera and Video
Camera and Video
SpecificationWin 400U900
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • 3.15 MP
  • AF
Functions
  • LED flash
Unknown
Video
  • 720p
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 1.3 MP
  • VGA
Performance
Performance
SpecificationWin 400U900
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
Unknown
Graphics processor GPU
  • Adreno 302
Unknown
General specs
General specs
SpecificationWin 400U900
Release date
  • 2014
  • November
  • 2011
  • February
Colors
  • Black
  • White
Communication and Connectivity
Communication and Connectivity
SpecificationWin 400U900
SIM card
  • Dual SIM (dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • A2DP
Music and Audio
Music and Audio
SpecificationWin 400U900
Radio
  • FM radio
Unknown
Other features
Other features
SpecificationWin 400U900
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity
  • compass - CMMB Mobile TV -MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input