ZTE Open II vs ZTE U900

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.

  • Release year

    Open II:
    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.

  1. 1. Open II

    Height:
    118 mm
    Width:
    61 mm
    Depth:
    10.5 mm
    Weight:
    Unknown
  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.

  1. 1. Open II

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. U900

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    34.9 cm²

Open II has approximately 4.6% 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.

Open II: Original memory entry

2 GB · 256 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. Open II

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

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. Open II2. U900

Everyday essentials
Everyday essentials — specifications for Open II, U900.
SpecificationOpen IIU900
Dimensions (HxWxD)
  • 118 Х 61 Х 10.5 mm
  • Х Х mm
Weight
  • 0 g
  • 0 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 3.5" inch
Screen resolution
  • 320 x 480 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 2 GB
  • 256 MB RAM
Unknown
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1150 mAh
  • Removable Li-Ion
  • 0 mAh,
Operating system OS
  • Firefox OS 1.3
  • Android-based OPhone 2.0
Chipset
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Open II, U900.
SpecificationOpen IIU900
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 256K
Screen area
  • 36.5 cm2
  • 34.9 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 50.7%
Unknown
PPI /points per inch/
  • 165 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for Open II, U900.
SpecificationOpen IIU900
Rear camera, main
  • 2 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 2 MP
  • 3.15 MP
  • AF
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance

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

Performance — specifications for Open II, U900.
SpecificationOpen IIU900
Processor CPU
  • Dual-core 1.2 GHz Cortex-A7
Unknown
Graphics processor GPU
  • Adreno 302
Unknown
Antutu 7 score *
  • 12396
Unknown
General specs
General specs — specifications for Open II, U900.
SpecificationOpen IIU900
Release date
  • 2014
  • February
  • 2011
  • February
Colors
  • Black
  • White
Communication and Connectivity
Communication and Connectivity — specifications for Open II, U900.
SpecificationOpen IIU900
SIM card
  • Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g
GPS Unknown
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Open II, U900.
SpecificationOpen IIU900
Radio
  • FM radio
Unknown
Other features
Other features — specifications for Open II, U900.
SpecificationOpen IIU900
Dop
  • Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass - CMMB Mobile TV -MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input