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Palm Pre vs Panasonic T31

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

    T31: 13 g lighter

    Pre:
    133 g
    T31:
    120 g
  • Width

    Pre: 4.9 mm narrower

    Pre:
    59.5 mm
    T31:
    64.4 mm
  • Screen diagonal

    Pre: 0.9 in smaller diagonal

    Pre:
    3.1 in
    T31:
    4 in
  • Depth

    T31: 5.7 mm thinner

    Pre:
    16.9 mm
    T31:
    11.2 mm
  • Height

    Pre: 21.5 mm shorter

    Pre:
    100.5 mm
    T31:
    122 mm
  • Release year

    Pre:
    2009
    T31:
    2013

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. Pre

    Height:
    100.5 mm
    Width:
    59.5 mm
    Depth:
    16.9 mm +5.7 mm versus T31
  2. 2. T31

    Height:
    122 mm +21.5 mm versus Pre
    Width:
    64.4 mm +4.9 mm versus Pre
    Depth:
    11.2 mm

Weight

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

  1. 1. Pre

    133 g

    +13 g versus T31

  2. 2. T31

    120 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. Pre

    Screen diagonal:
    3.1 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    28.6 cm²
  2. 2. T31

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

T31 has approximately 59.1% more rectangular screen area than Pre.

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.

Pre: Original memory entry

8 GB · 256 MB RAM

T31: Original memory entry

4 GB · 512 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. Pre

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

2. T31

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

    1150 mAh

  2. 2. T31

    1300 mAh

    +150 mAh versus Pre

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. Pre2. T31

Everyday essentials
Everyday essentials — specifications for Pre, T31.
SpecificationPreT31
Dimensions (HxWxD)
  • 100.5 Х 59.5 Х 16.9 mm
  • 122 Х 64.4 Х 11.2 mm
Weight
  • 133 g
  • 120 g
Technology
  • TFT
  • TFT
Screen size
  • 3.1" inch
  • 4" inch
Screen resolution
  • 320 x 480 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 256 MB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1150 mAh
  • Removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Palm webOS
  • Android 4.2.2 (Jelly Bean)
Chipset Unknown
  • Mediatek MT6572M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Pre, T31.
SpecificationPreT31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 28.6 cm2
  • 45.5 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 47.9%
  • 58.0%
PPI /points per inch/
  • 186 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Pre, T31.
SpecificationPreT31
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
Functions
  • LED flash
  • HDR
Video
  • No
  • 720p@24fps
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance

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

Performance — specifications for Pre, T31.
SpecificationPreT31
Processor CPU
  • 600 MHz Cortex-A8
  • Dual-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • PowerVR SGX
  • Mali-400
Antutu 7 score * Unknown
  • 24789
General specs
General specs — specifications for Pre, T31.
SpecificationPreT31
Release date
  • 2009
  • Februray
  • 2013
  • October
Colors
  • Black
  • Pure White
  • Bluish Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 300 h Talking time- Up to 5 h
  • Stand by time- Up to 510 h (2G) / Up to 400 h (3G) Talking time- Up to 3 h 30 min (2G) / Up to 9 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Pre, T31.
SpecificationPreT31
SIM card
  • Mini-SIM
  • Dual SIM (Mini-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP (headset support only)
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.92 W/kg (head) 0.94 W/kg (body)
  • SAR EU - 0.85 W/kg (head) 1.18 W/kg (body)
Music and Audio
Music and Audio — specifications for Pre, T31.
SpecificationPreT31
Radio
  • No
  • FM radio
Other features
Other features — specifications for Pre, T31.
SpecificationPreT31
Dop
  • Sensors Accelerometer Wireless charging
  • Sensors Accelerometer
  • proximity