Haier G51 vs Palm Centro

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: 31 g lighter

    G51:
    155 g
    Centro:
    124 g
  • Width

    Centro: 19.4 mm narrower

    G51:
    72.9 mm
    Centro:
    53.5 mm
  • Screen diagonal

    Centro: 2.75 in smaller diagonal

    G51:
    5 in
    Centro:
    2.25 in
  • Depth

    G51: 9.5 mm thinner

    G51:
    9.1 mm
    Centro:
    18.6 mm
  • Height

    Centro: 35.4 mm shorter

    G51:
    142.6 mm
    Centro:
    107.2 mm
  • Release year

    G51:
    2017
    Centro:
    2008

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. G51

    Height:
    142.6 mm +35.4 mm versus Centro
    Width:
    72.9 mm +19.4 mm versus Centro
    Depth:
    9.1 mm
  2. 2. Centro

    Height:
    107.2 mm
    Width:
    53.5 mm
    Depth:
    18.6 mm +9.5 mm versus G51

Weight

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

  1. 1. G51

    155 g

    +31 g versus Centro

  2. 2. Centro

    124 g

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. G51

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

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

G51 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 G51, Centro, compared at the same storage capacity.
StorageG51Centro
8 GB 1 GB RAM Unknown
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. G51

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

2. Centro

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 4 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. G51

    2000 mAh

    +850 mAh versus Centro

  2. 2. Centro

    1150 mAh

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. G512. Centro

Everyday essentials
Everyday essentials — specifications for G51, Centro.
SpecificationG51Centro
Dimensions (HxWxD)
  • 142.6 Х 72.9 Х 9.1 mm
  • 107.2 Х 53.5 Х 18.6 mm
Weight
  • 155 g
  • 124 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 2.25" inch
Screen resolution
  • 480 x 854 px
  • 320 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 64 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 4 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Palm OS 5.4.9
Chipset
  • Mediatek MT6737M (28 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for G51, Centro.
SpecificationG51Centro
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 68.9 cm2
  • 16.3 cm2
Screen format
  • 16:9 (height:width)
  • 1:1 (height:width)
Screen to body ratio
  • 66.3%
  • 28.5%
PPI /points per inch/
  • 196 PPI
  • 201 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for G51, Centro.
SpecificationG51Centro
Rear camera, main
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • f/2.0
  • 1.3 MP
Functions
  • Dual-LED dual-tone flash
Unknown
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
  • f/2.4
Unknown
Performance

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

Performance — specifications for G51, Centro.
SpecificationG51Centro
Processor CPU
  • Quad-core 1.25 GHz Cortex-A53
  • 32-bit Intel XScale PXA270 312 MHz
Graphics processor GPU
  • Mali-T720MP1
Unknown
Antutu 7 score *
  • 29322
Unknown
General specs
General specs — specifications for G51, Centro.
SpecificationG51Centro
Release date
  • 2017
  • 2008
  • February
Colors
  • Black
  • Gold
  • White
  • Blue
  • Obsidian
  • Glacier
  • Midnight
  • Cobalt
  • Onyx
  • Electric Blue
  • Rose
  • Olive
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 70 EUR
Battery life Unknown
  • Stand by time- Up to 300 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for G51, Centro.
SpecificationG51Centro
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 HSDPA 850 / 1900 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800) LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
Unknown
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 1.2
  • A2DP
Harmful irradiation
  • SAR EU - 0.71 W/kg (head) 1.11 W/kg (body)
  • SAR - 0.27 W/kg (head) 0.22 W/kg (body)
Music and Audio
Music and Audio — specifications for G51, Centro.
SpecificationG51Centro
Radio
  • FM radio
  • No
Others Unknown
  • 5-way navigation button
Other features
Other features — specifications for G51, Centro.
SpecificationG51Centro
Dop
  • Sensors Accelerometer
  • proximity
  • Infrared port - Document editor (Word
  • Excel
  • PowerPoint
  • PDF) -MP3 player -Organizer -Voice memo