Oppo A31 vs Palm Treo Pro

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

    Treo Pro: 47 g lighter

    A31:
    180 g
    Treo Pro:
    133 g
  • Width

    Treo Pro: 15.5 mm narrower

    A31:
    75.5 mm
    Treo Pro:
    60 mm
  • Screen diagonal

    Treo Pro: 4 in smaller diagonal

    A31:
    6.5 in
    Treo Pro:
    2.5 in
  • Rear camera layout

    A31:
    Triple
    Treo Pro:
    Single
  • Depth

    A31: 5.1 mm thinner

    A31:
    8.3 mm
    Treo Pro:
    13.4 mm
  • Height

    Treo Pro: 49.9 mm shorter

    A31:
    163.9 mm
    Treo Pro:
    114 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. A31

    Height:
    163.9 mm +49.9 mm versus Treo Pro
    Width:
    75.5 mm +15.5 mm versus Treo Pro
    Depth:
    8.3 mm
  2. 2. Treo Pro

    Height:
    114 mm
    Width:
    60 mm
    Depth:
    13.4 mm +5.1 mm versus A31

Weight

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

  1. 1. A31

    180 g

    +47 g versus Treo Pro

  2. 2. Treo Pro

    133 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. A31

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    102 cm²
  2. 2. Treo Pro

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

A31 has approximately 405.9% 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.

Recorded RAM for A31, Treo Pro, compared at the same storage capacity.
StorageA31Treo Pro
128 GB 4 GB RAM Unknown
Treo Pro: Original memory entry

100 MB · 128 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. A31

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

2. Treo Pro

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 8 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. A31

    4230 mAh

    +2730 mAh versus Treo Pro

  2. 2. Treo Pro

    1500 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. A312. Treo Pro

Everyday essentials
Everyday essentials — specifications for A31, Treo Pro.
SpecificationA31Treo Pro
Dimensions (HxWxD)
  • 163.9 Х 75.5 Х 8.3 mm
  • 114 Х 60 Х 13.4 mm
Weight
  • 180 g
  • 133 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6.5" inch
  • 2.5" inch
Screen resolution
  • 720 x 1600 px
  • 320 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
  • 100 MB
  • 128 MB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 8 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4230 mAh
  • Non-removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); ColorOS 6.1
  • Microsoft Windows Mobile 6.1 Professional
Chipset
  • Mediatek MT6765V/CB Helio P35 (12nm)
  • Qualcomm MSM7201
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A31, Treo Pro.
SpecificationA31Treo Pro
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 102.0 cm2
  • 20.2 cm2
Screen format
  • 20:9 (height:width)
  • 1:1 (height:width)
Screen to body ratio
  • 82.4%
  • 29.5%
PPI /points per inch/
  • 270 PPI
  • 181 PPI
Camera and Video
Camera and Video — specifications for A31, Treo Pro.
SpecificationA31Treo Pro
Rear camera, main
  • 12 MP
  • Triple
  • 2 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • (wide)
  • PDAF -2 MP
  • f/2.4
  • 27mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP
  • (depth)
  • 2 MP
Functions
  • HDR
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.0
Unknown
Performance

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

Performance — specifications for A31, Treo Pro.
SpecificationA31Treo Pro
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • 528 MHz ARM 11
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 130
Antutu 8 score *
  • 105221
Unknown
General specs
General specs — specifications for A31, Treo Pro.
SpecificationA31Treo Pro
Release date
  • 2020
  • February 13
  • 2008
  • August
Colors
  • Fantasy White
  • Mystery Black
  • Obsidian
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 70 EUR
Battery life Unknown
  • Stand by time- Up to 250 h Talking time- Up to 5 h
Body build
  • Glass front
  • plastic back
  • plastic frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A31, Treo Pro.
SpecificationA31Treo Pro
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 / 900 / 2100 -4G - LTE (unspecified)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • BDS
  • Yes
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.60 W/kg (head) 0.87 W/kg (body) SAR EU - 0.75 W/kg (head) 0.53 W/kg (body)
Music and Audio
Music and Audio — specifications for A31, Treo Pro.
SpecificationA31Treo Pro
Radio
  • FM radio
  • No
Others
  • 480 nits typ. brightness
  • 5-way navigation button
Other features
Other features — specifications for A31, Treo Pro.
SpecificationA31Treo Pro
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Infrared port - Organizer -Pocket Office -Voice memo