Celkon Win 400 vs ZTE Geek V975

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: 27.4 g lighter

    Win 400:
    120.6 g
    Geek V975:
    148 g
  • Width

    Win 400: 5 mm narrower

    Win 400:
    65 mm
    Geek V975:
    70 mm
  • Screen diagonal

    Win 400: 1 in smaller diagonal

    Win 400:
    4 in
    Geek V975:
    5 in
  • Chipset

    Win 400:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
    Geek V975:
    Intel Atom Z2580
  • Depth

    Geek V975: 0.8 mm thinner

    Win 400:
    10.3 mm
    Geek V975:
    9.5 mm
  • Height

    Win 400: 19.6 mm shorter

    Win 400:
    125.4 mm
    Geek V975:
    145 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. Win 400

    Height:
    125.4 mm
    Width:
    65 mm
    Depth:
    10.3 mm +0.8 mm versus Geek V975
  2. 2. Geek V975

    Height:
    145 mm +19.6 mm versus Win 400
    Width:
    70 mm +5 mm versus Win 400
    Depth:
    9.5 mm

Weight

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

  1. 1. Win 400

    120.6 g

  2. 2. Geek V975

    148 g

    +27.4 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. Geek V975

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

Geek V975 has approximately 51.3% more rectangular screen area than Win 400.

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.

Recorded RAM for Win 400, Geek V975, compared at the same storage capacity.
StorageWin 400Geek V975
8 GB Unknown 2 GB RAM
16 GB Unknown 2 GB RAM
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. Geek V975

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

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. Geek V975

    2300 mAh

    +800 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. Geek V975

Everyday essentials
Everyday essentials — specifications for Win 400, Geek V975.
SpecificationWin 400Geek V975
Dimensions (HxWxD)
  • 125.4 Х 65 Х 10.3 mm
  • 145 Х 70 Х 9.5 mm
Weight
  • 120.6 g
  • 148 g
Technology Unknown
  • IPS LCD
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 8/16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 2300 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Phone 8.1
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Intel Atom Z2580
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Win 400, Geek V975.
SpecificationWin 400Geek V975
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 68.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 55.9%
  • 67.9%
PPI /points per inch/
  • 233 PPI
  • 294 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for Win 400, Geek V975.
SpecificationWin 400Geek V975
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 1 MP
  • Single
Specifications
  • 1.3 MP
  • 1 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Win 400, Geek V975.
SpecificationWin 400Geek V975
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Dual-core 2.0 GHz
Graphics processor GPU
  • Adreno 302
  • PowerVR SGX544MP2
Antutu 7 score * Unknown
  • 30286
General specs
General specs — specifications for Win 400, Geek V975.
SpecificationWin 400Geek V975
Release date
  • 2014
  • November
  • 2013
  • April
Colors
  • Black
  • Black
Communication and Connectivity
Communication and Connectivity — specifications for Win 400, Geek V975.
SpecificationWin 400Geek V975
SIM card
  • Dual SIM (dual stand-by)
  • Yes
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 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Win 400, Geek V975.
SpecificationWin 400Geek V975
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Win 400, Geek V975.
SpecificationWin 400Geek V975
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Also known as ZTE Geek U988S for China Mobile with Nvidia Tegra 4
  • 1.8 GHz processor
  • 2 MP front camera and 1080p display