HP iPAQ Voice Messenger vs Nokia N81

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

    iPAQ Voice Messenger: 33 g lighter

    iPAQ Voice Messenger:
    107 g
    N81:
    140 g
  • Depth

    iPAQ Voice Messenger: 4.3 mm thinner

    iPAQ Voice Messenger:
    13.6 mm
    N81:
    17.9 mm
  • Height

    N81: 12 mm shorter

    iPAQ Voice Messenger:
    114 mm
    N81:
    102 mm
  • Release year

    iPAQ Voice Messenger:
    2008
    N81:
    2007

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. iPAQ Voice Messenger

    Height:
    114 mm +12 mm versus N81
    Width:
    50 mm
    Depth:
    13.6 mm
  2. 2. N81

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm +4.3 mm versus iPAQ Voice Messenger

Weight

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

  1. 1. iPAQ Voice Messenger

    107 g

  2. 2. N81

    140 g

    +33 g versus iPAQ Voice Messenger

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. iPAQ Voice Messenger

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²
  2. 2. N81

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

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.

iPAQ Voice Messenger: Original memory entry

128 MB RAM · 256 MB ROM

N81: Original memory entry

12 MB · 96 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. iPAQ Voice Messenger

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 8 GB (dedicated slot)

2. N81

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 8 GB (dedicated slot) · 2 GB included

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. iPAQ Voice Messenger

    1260 mAh

    +210 mAh versus N81

  2. 2. N81

    1050 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. iPAQ Voice Messenger2. N81

Everyday essentials
Everyday essentials — specifications for iPAQ Voice Messenger, N81.
SpecificationiPAQ Voice MessengerN81
Dimensions (HxWxD)
  • 114 Х 50 Х 13.6 mm
  • 102 Х 50 Х 17.9 mm
Weight
  • 107 g
  • 140 g
Technology
  • TFT
  • TFT
Screen size
  • 2.4" inch
  • 2.4" inch
Screen resolution
  • 240 x 320 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 12 MB
  • 96 MB RAM
Memory card support
  • microSD
  • up to 8 GB (dedicated slot)
  • microSD
  • up to 8 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1260 mAh
  • Removable Li-Po
  • 1050 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 6.1 Standard
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset
  • Qualcomm MSM7201A
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for iPAQ Voice Messenger, N81.
SpecificationiPAQ Voice MessengerN81
Display colors
  • 65K
  • 16M
Screen area
  • 17.8 cm2
  • 17.8 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 31.3%
  • 35.0%
PPI /points per inch/
  • 167 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for iPAQ Voice Messenger, N81.
SpecificationiPAQ Voice MessengerN81
Rear camera, main
  • 3.15 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 2 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 320p@15fps
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • CIF videocall camera
Performance
Performance — specifications for iPAQ Voice Messenger, N81.
SpecificationiPAQ Voice MessengerN81
Processor CPU
  • 528 MHz ARM 11
  • 369 MHz ARM 11
Graphics processor GPU
  • Adreno 130
Unknown
General specs
General specs — specifications for iPAQ Voice Messenger, N81.
SpecificationiPAQ Voice MessengerN81
Release date
  • 2008
  • October
  • 2007
  • August
Colors
  • Blue
  • Cobalt blue
  • Graphite Grey
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 200 EUR
Battery life Unknown
  • Stand by time- Up to 410 h Talking time- Up to 4 h (2G) / 3 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for iPAQ Voice Messenger, N81.
SpecificationiPAQ Voice MessengerN81
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/0.384 Mbps
  • Yes
  • 384 kbps
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11b/g with UPnP
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 0.64 W/kg (head) 1.01 W/kg (body)
  • SAR - 0.73 W/kg (head) 0.60 W/kg (body) SAR EU - 0.81 W/kg (head)
Music and Audio
Music and Audio — specifications for iPAQ Voice Messenger, N81.
SpecificationiPAQ Voice MessengerN81
Radio
  • No
  • Stereo FM radio
Others Unknown
  • Touch-sensitive Navi wheel
Other features
Other features — specifications for iPAQ Voice Messenger, N81.
SpecificationiPAQ Voice MessengerN81
Dop
  • Pocket Office -Media player -Predictive text input -Voice memo
  • MP3/AAC/MP4 player -Predictive text input -Push to talk -Voice dial/memo -Organizer