Vertu Constellation Quest 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

    Constellation Quest: 1.04 in smaller diagonal

    Constellation Quest:
    2.46 in
    U900:
    3.5 in
  • Release year

    Constellation Quest:
    2010
    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. Constellation Quest

    Height:
    116.2 mm
    Width:
    60.8 mm
    Depth:
    12.7 mm
    Weight:
    165 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. Constellation Quest

    Screen diagonal:
    2.46 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    18.7 cm²
  2. 2. U900

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

U900 has approximately 86.1% more rectangular screen area than Constellation Quest.

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.

Constellation Quest: Original memory entry

8 GB

Practical features

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

1. Constellation Quest

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

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. Constellation Quest2. U900

Everyday essentials
Everyday essentials — specifications for Constellation Quest, U900.
SpecificationConstellation QuestU900
Dimensions (HxWxD)
  • 116.2 Х 60.8 Х 12.7 mm
  • Х Х mm
Weight
  • 165 g
  • 0 g
Technology
  • TFT
  • TFT
Screen size
  • 2.46" inch
  • 3.5" inch
Screen resolution
  • 640 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.
  • 8 GB
Unknown
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 32 GB included
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Non-removable Li-Po
  • 0 mAh,
Operating system OS
  • Symbian OS
  • Android-based OPhone 2.0
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Constellation Quest, U900.
SpecificationConstellation QuestU900
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 18.7 cm2
  • 34.9 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 26.5%
Unknown
PPI /points per inch/
  • 325 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for Constellation Quest, U900.
SpecificationConstellation QuestU900
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 3.15 MP
  • AF
Functions
  • Dual-LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
General specs
General specs — specifications for Constellation Quest, U900.
SpecificationConstellation QuestU900
Release date
  • 2010
  • October
  • 2011
  • February
Colors
  • Silver
  • Pink
  • Black
  • Brown
  • Yellow Gold
  • Carbon fibre with gold
  • Carbon fibre
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 6140 EUR
Unknown
Battery life
  • Stand by time- Up to 350 h (2G) / Up to 430 h (3G) Talking time- Up to 7 h 30 min (2G) / Up to 5 h 40 min (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Constellation Quest, U900.
SpecificationConstellation QuestU900
SIM card
  • Mini-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 10.2/2 Mbps
  • HSPA
GPRS
  • Class 32
  • Yes
Edge
  • Class 32
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Constellation Quest, U900.
SpecificationConstellation QuestU900
Radio
  • Stereo FM radio
  • RDS
Unknown
Other features
Other features — specifications for Constellation Quest, U900.
SpecificationConstellation QuestU900
Dop
  • Sensors Accelerometer
  • compass - Facebook
  • Twitter apps -MP4/H.263 player -MP3/WMA/WAV/eAAC+ player -QuickOffice editor (Word
  • Excel
  • PowerPoint) -PDF viewer -Voice memo/dial/commands -Organizer -Vertu Concierge service -Predictive text input - Optical trackpad
  • Sensors Accelerometer
  • proximity
  • compass - CMMB Mobile TV -MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input