Nokia N81 vs Samsung i450

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

    i450: 26 g lighter

    N81:
    140 g
    i450:
    114 g
  • Width

    N81: 2 mm narrower

    N81:
    50 mm
    i450:
    52 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. N81

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm
  2. 2. i450

    Height:
    101 mm
    Width:
    52 mm +2 mm versus N81
    Depth:
    17.8 mm

Weight

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

  1. 1. N81

    140 g

    +26 g versus i450

  2. 2. i450

    114 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. N81

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²
  2. 2. i450

    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.

N81: Original memory entry

12 MB · 96 MB RAM

i450: Original memory entry

40 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. N81

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

2. i450

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

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. N812. i450

Everyday essentials
Everyday essentials — specifications for N81, i450.
SpecificationN81i450
Dimensions (HxWxD)
  • 102 Х 50 Х 17.9 mm
  • 101 Х 52 Х 17.8 mm
Weight
  • 140 g
  • 114 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.
  • 12 MB
  • 96 MB RAM
  • 40 MB
Memory card support
  • microSD
  • up to 8 GB (dedicated slot)
  • 2 GB included
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Po
  • 0 mAh,
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset Unknown
  • TI OMAP 2431
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for N81, i450.
SpecificationN81i450
Display colors
  • 16M
  • 256K
Screen area
  • 17.8 cm2
  • 17.8 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 35.0%
  • 34.0%
PPI /points per inch/
  • 167 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for N81, i450.
SpecificationN81i450
Rear camera, main
  • 2 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 2 MP
  • 2 MP
Functions
  • LED flash
  • LED flash
Video
  • 320p@15fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • CIF videocall camera
  • VGA videocall camera
Performance
Performance — specifications for N81, i450.
SpecificationN81i450
Processor CPU
  • 369 MHz ARM 11
  • 330 MHz ARM 1136
Graphics processor GPU Unknown
  • PowerVR MBX
General specs
General specs — specifications for N81, i450.
SpecificationN81i450
Release date
  • 2007
  • August
  • 2007
  • August
Colors
  • Cobalt blue
  • Graphite Grey
  • Dark Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 160 EUR
Battery life
  • Stand by time- Up to 410 h Talking time- Up to 4 h (2G) / 3 h (3G)
  • Stand by time- Up to 500 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for N81, i450.
SpecificationN81i450
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • Yes
  • 384 kbps
  • HSPA 3.6/0.384 Mbps
GPRS
  • Class 10
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11b/g with UPnP
  • No
GPS
  • No
  • No
USB
  • microUSB 2.0
  • 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 0.73 W/kg (head) 0.60 W/kg (body) SAR EU - 0.81 W/kg (head)
  • SAR EU - 0.83 W/kg (head)
Music and Audio
Music and Audio — specifications for N81, i450.
SpecificationN81i450
Radio
  • Stereo FM radio
  • Stereo FM radio
  • RDS
Others
  • Touch-sensitive Navi wheel
Unknown
Other features
Other features — specifications for N81, i450.
SpecificationN81i450
Dop
  • MP3/AAC/MP4 player -Predictive text input -Push to talk -Voice dial/memo -Organizer
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Organizer -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF)