BLU Grand M2 LTE 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: 36 g lighter

    Grand M2 LTE:
    160 g
    Centro:
    124 g
  • Width

    Centro: 18.6 mm narrower

    Grand M2 LTE:
    72.1 mm
    Centro:
    53.5 mm
  • Screen diagonal

    Centro: 2.95 in smaller diagonal

    Grand M2 LTE:
    5.2 in
    Centro:
    2.25 in
  • Depth

    Grand M2 LTE: 9.2 mm thinner

    Grand M2 LTE:
    9.4 mm
    Centro:
    18.6 mm
  • Height

    Centro: 37.7 mm shorter

    Grand M2 LTE:
    144.9 mm
    Centro:
    107.2 mm
  • Release year

    Grand M2 LTE:
    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. Grand M2 LTE

    Height:
    144.9 mm +37.7 mm versus Centro
    Width:
    72.1 mm +18.6 mm versus Centro
    Depth:
    9.4 mm
  2. 2. Centro

    Height:
    107.2 mm
    Width:
    53.5 mm
    Depth:
    18.6 mm +9.2 mm versus Grand M2 LTE

Weight

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

  1. 1. Grand M2 LTE

    160 g

    +36 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. Grand M2 LTE

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

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

Grand M2 LTE has approximately 356.5% 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 Grand M2 LTE, Centro, compared at the same storage capacity.
StorageGrand M2 LTECentro
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. Grand M2 LTE

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

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. Grand M2 LTE

    2600 mAh

    +1450 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. Grand M2 LTE2. Centro

Everyday essentials
Everyday essentials — specifications for Grand M2 LTE, Centro.
SpecificationGrand M2 LTECentro
Dimensions (HxWxD)
  • 144.9 Х 72.1 Х 9.4 mm
  • 107.2 Х 53.5 Х 18.6 mm
Weight
  • 160 g
  • 124 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.2" 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 64 GB
  • microSD
  • up to 4 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Non-removable Li-Po
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Palm OS 5.4.9
Chipset
  • Mediatek MT6737 (28 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Grand M2 LTE, Centro.
SpecificationGrand M2 LTECentro
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 74.5 cm2
  • 16.3 cm2
Screen format
  • 16:9 (height:width)
  • 1:1 (height:width)
Screen to body ratio
  • 71.3%
  • 28.5%
PPI /points per inch/
  • 188 PPI
  • 201 PPI
Camera and Video
Camera and Video — specifications for Grand M2 LTE, Centro.
SpecificationGrand M2 LTECentro
Rear camera, main
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 5 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
Unknown
Performance

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

Performance — specifications for Grand M2 LTE, Centro.
SpecificationGrand M2 LTECentro
Processor CPU
  • Quad-core 1.1 GHz Cortex-A53
  • 32-bit Intel XScale PXA270 312 MHz
Graphics processor GPU
  • Mali-T720
Unknown
Antutu 7 score *
  • 29385
Unknown
General specs
General specs — specifications for Grand M2 LTE, Centro.
SpecificationGrand M2 LTECentro
Release date
  • 2017
  • October
  • 2008
  • February
Colors
  • Black
  • Gold
  • Silver
  • Rose Gold
  • 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
  • Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 22 h (2G) / Up to 16 h (3G)
  • Stand by time- Up to 300 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Grand M2 LTE, Centro.
SpecificationGrand M2 LTECentro
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 - UU HSDPA 850 / 900 / 1900 / 2100 - LL -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 12(700)
  • 17(700) - UU LTE band 3(1800)
  • 28(700) - LL
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
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.0
  • A2DP
  • 1.2
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.27 W/kg (head) 0.22 W/kg (body)
Music and Audio
Music and Audio — specifications for Grand M2 LTE, Centro.
SpecificationGrand M2 LTECentro
Radio
  • FM radio
  • No
Others Unknown
  • 5-way navigation button
Other features
Other features — specifications for Grand M2 LTE, Centro.
SpecificationGrand M2 LTECentro
Dop
  • Sensors Accelerometer
  • Infrared port - Document editor (Word
  • Excel
  • PowerPoint
  • PDF) -MP3 player -Organizer -Voice memo