ZTE Obsidian 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.

  • Screen diagonal

    U900: 1 in smaller diagonal

    Obsidian:
    4.5 in
    U900:
    3.5 in
  • Release year

    Obsidian:
    2015
    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. Obsidian

    Height:
    137.4 mm
    Width:
    68.6 mm
    Depth:
    10.2 mm
    Weight:
    137.5 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.

  1. 1. Obsidian

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. U900

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

Obsidian has approximately 60.1% 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.

Recorded RAM for Obsidian, U900, compared at the same storage capacity.
StorageObsidianU900
4 GB 1 GB RAM Unknown

Practical features

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

1. Obsidian

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. Obsidian2. U900

Everyday essentials
Everyday essentials — specifications for Obsidian, U900.
SpecificationObsidianU900
Dimensions (HxWxD)
  • 137.4 Х 68.6 Х 10.2 mm
  • Х Х mm
Weight
  • 137.5 g
  • 0 g
Technology
  • TFT
  • TFT
Screen size
  • 4.5" inch
  • 3.5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB 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.
  • 1800 mAh
  • Removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 5.1 (Lollipop)
  • Android-based OPhone 2.0
Chipset
  • Mediatek MT6735M (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Obsidian, U900.
SpecificationObsidianU900
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 55.8 cm2
  • 34.9 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 59.2%
Unknown
PPI /points per inch/
  • 218 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for Obsidian, U900.
SpecificationObsidianU900
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • 3.15 MP
  • AF
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • VGA
Performance
Performance — specifications for Obsidian, U900.
SpecificationObsidianU900
Processor CPU
  • Quad-core 1.0 GHz Cortex-A53
Unknown
Graphics processor GPU
  • Mali-T720MP2
Unknown
General specs
General specs — specifications for Obsidian, U900.
SpecificationObsidianU900
Release date
  • 2015
  • August
  • 2011
  • February
Colors
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
Unknown
Battery life
  • Stand by time- Up to 252 h (3G) Talking time- Up to 6 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Obsidian, U900.
SpecificationObsidianU900
SIM card
  • Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 12(700)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE
  • 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 — specifications for Obsidian, U900.
SpecificationObsidianU900
Radio
  • FM radio
Unknown
Other features
Other features — specifications for Obsidian, U900.
SpecificationObsidianU900
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity
  • compass - CMMB Mobile TV -MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input