Palm Centro vs ZTE Imperial II

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

    Centro: 19.7 g lighter

    Centro:
    124 g
    Imperial II:
    143.7 g
  • Width

    Centro: 17.6 mm narrower

    Centro:
    53.5 mm
    Imperial II:
    71.1 mm
  • Screen diagonal

    Centro: 2.75 in smaller diagonal

    Centro:
    2.25 in
    Imperial II:
    5 in
  • Depth

    Imperial II: 8.4 mm thinner

    Centro:
    18.6 mm
    Imperial II:
    10.2 mm
  • Height

    Centro: 35 mm shorter

    Centro:
    107.2 mm
    Imperial II:
    142.2 mm
  • Release year

    Centro:
    2008
    Imperial II:
    2015

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. Centro

    Height:
    107.2 mm
    Width:
    53.5 mm
    Depth:
    18.6 mm +8.4 mm versus Imperial II
  2. 2. Imperial II

    Height:
    142.2 mm +35 mm versus Centro
    Width:
    71.1 mm +17.6 mm versus Centro
    Depth:
    10.2 mm

Weight

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

  1. 1. Centro

    124 g

  2. 2. Imperial II

    143.7 g

    +19.7 g versus Centro

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. Centro

    Screen diagonal:
    2.25 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    16.3 cm²
  2. 2. Imperial II

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

Imperial II has approximately 322% more rectangular screen area than Centro.

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 Centro, Imperial II, compared at the same storage capacity.
StorageCentroImperial II
8 GB Unknown 1 GB RAM
Centro: Original memory entry

64 MB

Practical features

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

1. Centro

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 4 GB (dedicated slot)

2. Imperial II

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. Centro

    1150 mAh

  2. 2. Imperial II

    2300 mAh

    +1150 mAh versus Centro

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. Centro2. Imperial II

Everyday essentials
Everyday essentials — specifications for Centro, Imperial II.
SpecificationCentroImperial II
Dimensions (HxWxD)
  • 107.2 Х 53.5 Х 18.6 mm
  • 142.2 Х 71.1 Х 10.2 mm
Weight
  • 124 g
  • 143.7 g
Technology
  • TFT
  • TFT
Screen size
  • 2.25" inch
  • 5" inch
Screen resolution
  • 320 x 320 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 4 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1150 mAh
  • Removable Li-Ion
  • 2300 mAh
  • Removable Li-Ion
Operating system OS
  • Palm OS 5.4.9
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for Centro, Imperial II.
SpecificationCentroImperial II
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 16.3 cm2
  • 68.9 cm2
Screen format
  • 1:1 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 28.5%
  • 68.2%
PPI /points per inch/
  • 201 PPI
  • 220 PPI
Camera and Video
Camera and Video — specifications for Centro, Imperial II.
SpecificationCentroImperial II
Rear camera, main
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 1.3 MP
  • 5 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0 MP,
  • 1 MP
  • Single
Specifications Unknown
  • 1 MP
Performance
Performance — specifications for Centro, Imperial II.
SpecificationCentroImperial II
Processor CPU
  • 32-bit Intel XScale PXA270 312 MHz
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • Adreno 305
General specs
General specs — specifications for Centro, Imperial II.
SpecificationCentroImperial II
Release date
  • 2008
  • February
  • 2015
  • January
Colors
  • Obsidian
  • Glacier
  • Midnight
  • Cobalt
  • Onyx
  • Electric Blue
  • Rose
  • Olive
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 300 h Talking time- Up to 4 h
  • Stand by time- Up to 296 h (3G) Talking time- Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Centro, Imperial II.
SpecificationCentroImperial II
SIM card
  • Mini-SIM
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 17(700)
Speed Unknown
  • HSPA
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 1.2
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.27 W/kg (head) 0.22 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Centro, Imperial II.
SpecificationCentroImperial II
Radio
  • No
Unknown
Others
  • 5-way navigation button
Unknown
Other features
Other features — specifications for Centro, Imperial II.
SpecificationCentroImperial II
Dop
  • Infrared port - Document editor (Word
  • Excel
  • PowerPoint
  • PDF) -MP3 player -Organizer -Voice memo
  • Sensors Accelerometer
  • proximity - For U.S. Cellular