Palm Treo Pro vs Plum Sync 3.5

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

    Sync 3.5: 40 g lighter

    Treo Pro:
    133 g
    Sync 3.5:
    93 g
  • Width

    Sync 3.5: 3.8 mm narrower

    Treo Pro:
    60 mm
    Sync 3.5:
    56.2 mm
  • Screen diagonal

    Treo Pro: 1 in smaller diagonal

    Treo Pro:
    2.5 in
    Sync 3.5:
    3.5 in
  • Chipset

    Treo Pro:
    Qualcomm MSM7201
    Sync 3.5:
    Mediatek MT6572M (28 nm)
  • Depth

    Sync 3.5: 3.6 mm thinner

    Treo Pro:
    13.4 mm
    Sync 3.5:
    9.8 mm
  • Height

    Treo Pro: 4.4 mm shorter

    Treo Pro:
    114 mm
    Sync 3.5:
    118.4 mm

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. Treo Pro

    Height:
    114 mm
    Width:
    60 mm +3.8 mm versus Sync 3.5
    Depth:
    13.4 mm +3.6 mm versus Sync 3.5
  2. 2. Sync 3.5

    Height:
    118.4 mm +4.4 mm versus Treo Pro
    Width:
    56.2 mm
    Depth:
    9.8 mm

Weight

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

  1. 1. Treo Pro

    133 g

    +40 g versus Sync 3.5

  2. 2. Sync 3.5

    93 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. Treo Pro

    Screen diagonal:
    2.5 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    20.2 cm²
  2. 2. Sync 3.5

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

Sync 3.5 has approximately 80.9% more rectangular screen area than Treo Pro.

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.

Treo Pro: Original memory entry

100 MB · 128 MB RAM

Sync 3.5: Original memory entry

512 MB · 256 MB RAM

Practical features

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

1. Treo Pro

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 8 GB (dedicated slot)

2. Sync 3.5

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

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. Treo Pro

    1500 mAh

    +150 mAh versus Sync 3.5

  2. 2. Sync 3.5

    1350 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. Treo Pro2. Sync 3.5

Everyday essentials
Everyday essentials — specifications for Treo Pro, Sync 3.5.
SpecificationTreo ProSync 3.5
Dimensions (HxWxD)
  • 114 Х 60 Х 13.4 mm
  • 118.4 Х 56.2 Х 9.8 mm
Weight
  • 133 g
  • 93 g
Technology
  • TFT
  • TFT
Screen size
  • 2.5" inch
  • 3.5" inch
Screen resolution
  • 320 x 320 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 100 MB
  • 128 MB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 8 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1350 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Qualcomm MSM7201
  • Mediatek MT6572M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Treo Pro, Sync 3.5.
SpecificationTreo ProSync 3.5
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 20.2 cm2
  • 36.5 cm2
Screen format
  • 1:1 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 29.5%
  • 54.8%
PPI /points per inch/
  • 181 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Treo Pro, Sync 3.5.
SpecificationTreo ProSync 3.5
Rear camera, main
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 2 MP
  • 1.3 MP
  • AF
Functions Unknown
  • LED flash
  • panorama
  • HDR
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 1.3 MP
  • Single
Specifications Unknown
  • 1.3 MP
Performance
Performance — specifications for Treo Pro, Sync 3.5.
SpecificationTreo ProSync 3.5
Processor CPU
  • 528 MHz ARM 11
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 130
  • Mali-400
General specs
General specs — specifications for Treo Pro, Sync 3.5.
SpecificationTreo ProSync 3.5
Release date
  • 2008
  • August
  • 2014
  • August
Colors
  • Obsidian
  • Black
  • White
  • Red
  • Blue
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 5 h
  • Stand by time- Up to 780 h Talking time- Up to 14 h
Communication and Connectivity
Communication and Connectivity — specifications for Treo Pro, Sync 3.5.
SpecificationTreo ProSync 3.5
SIM card
  • Mini-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Class 10
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.60 W/kg (head) 0.87 W/kg (body) SAR EU - 0.75 W/kg (head) 0.53 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Treo Pro, Sync 3.5.
SpecificationTreo ProSync 3.5
Radio
  • No
  • FM radio
Others
  • 5-way navigation button
Unknown
Other features
Other features — specifications for Treo Pro, Sync 3.5.
SpecificationTreo ProSync 3.5
Dop
  • Infrared port - Organizer -Pocket Office -Voice memo
  • Sensors Accelerometer
  • gyro
  • proximity - Also known as Plum Sync 3.5 X350