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Palm Centro vs YU Yunicorn

Compare recorded specifications, size and practical differences.

+ Add a third phone

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: 48 g lighter

    Centro:
    124 g
    Yunicorn:
    172 g
  • Width

    Centro: 21.9 mm narrower

    Centro:
    53.5 mm
    Yunicorn:
    75.4 mm
  • Screen diagonal

    Centro: 3.25 in smaller diagonal

    Centro:
    2.25 in
    Yunicorn:
    5.5 in
  • Depth

    Yunicorn: 10.1 mm thinner

    Centro:
    18.6 mm
    Yunicorn:
    8.5 mm
  • Height

    Centro: 46.1 mm shorter

    Centro:
    107.2 mm
    Yunicorn:
    153.3 mm
  • Release year

    Centro:
    2008
    Yunicorn:
    2016

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 +10.1 mm versus Yunicorn
  2. 2. Yunicorn

    Height:
    153.3 mm +46.1 mm versus Centro
    Width:
    75.4 mm +21.9 mm versus Centro
    Depth:
    8.5 mm

Weight

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

  1. 1. Centro

    124 g

  2. 2. Yunicorn

    172 g

    +48 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. Yunicorn

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

Yunicorn has approximately 410.6% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Centro: Original memory entry

64 MB

Yunicorn: Original memory entry

32 GB · 512GB 4GB

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. Yunicorn

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Yunicorn

    4000 mAh

    +2850 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. Yunicorn

Everyday essentials
Everyday essentials — specifications for Centro, Yunicorn.
SpecificationCentroYunicorn
Dimensions (HxWxD)
  • 107.2 Х 53.5 Х 18.6 mm
  • 153.3 Х 75.4 Х 8.5 mm
Weight
  • 124 g
  • 172 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.25" inch
  • 5.5" inch
Screen resolution
  • 320 x 320 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 4 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1150 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Palm OS 5.4.9
  • Android 5.1.1 (Lollipop)
Chipset Unknown
  • Mediatek MT6755 Helio P10 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for Centro, Yunicorn.
SpecificationCentroYunicorn
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 16.3 cm2
  • 83.4 cm2
Screen format
  • 1:1 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 28.5%
  • 72.1%
PPI /points per inch/
  • 201 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for Centro, Yunicorn.
SpecificationCentroYunicorn
Rear camera, main
  • 1.3 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 1.3 MP
  • 13 MP
  • PDAF
  • f/2.2
Functions Unknown
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for Centro, Yunicorn.
SpecificationCentroYunicorn
Processor CPU
  • 32-bit Intel XScale PXA270 312 MHz
  • Octa-core (4x1.8 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU Unknown
  • Mali-T860MP2
GeekBench 4 Single Core * Unknown
  • 702
GeekBench 4 Multi-Core * Unknown
  • 2630
GeekBench 4 RenderScript * Unknown
  • 1268
General specs
General specs — specifications for Centro, Yunicorn.
SpecificationCentroYunicorn
Release date
  • 2008
  • February
  • 2016
  • May
Colors
  • Obsidian
  • Glacier
  • Midnight
  • Cobalt
  • Onyx
  • Electric Blue
  • Rose
  • Olive
  • Silver
  • Graphite
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 180 EUR
Battery life
  • Stand by time- Up to 300 h Talking time- Up to 4 h
  • Stand by time- Up to 500 h (3G) Talking time- Up to 20 h (3G) Music play - Up to 100 h
Communication and Connectivity
Communication and Connectivity — specifications for Centro, Yunicorn.
SpecificationCentroYunicorn
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 5(850)
  • 40(2300)
Speed Unknown
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 1.2
  • A2DP
  • 4.1
  • A2DP
Harmful irradiation
  • SAR - 0.27 W/kg (head) 0.22 W/kg (body)
  • SAR - 0.52 W/kg (head) 0.81 W/kg (body)
Music and Audio
Music and Audio — specifications for Centro, Yunicorn.
SpecificationCentroYunicorn
Radio
  • No
  • FM radio
Others
  • 5-way navigation button
  • Around YU 2
  • DTS sound -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Centro, Yunicorn.
SpecificationCentroYunicorn
Dop
  • Infrared port - Document editor (Word
  • Excel
  • PowerPoint
  • PDF) -MP3 player -Organizer -Voice memo
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - Also known as YU YU5530