Nokia N81 8GB vs T-Mobile Prism II

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

    Prism II: 40 g lighter

    N81 8GB:
    140 g
    Prism II:
    100 g
  • Width

    N81 8GB: 12 mm narrower

    N81 8GB:
    50 mm
    Prism II:
    62 mm
  • Screen diagonal

    N81 8GB: 1.1 in smaller diagonal

    N81 8GB:
    2.4 in
    Prism II:
    3.5 in
  • Depth

    Prism II: 5.5 mm thinner

    N81 8GB:
    17.9 mm
    Prism II:
    12.4 mm
  • Height

    N81 8GB: 15 mm shorter

    N81 8GB:
    102 mm
    Prism II:
    117 mm
  • Release year

    N81 8GB:
    2007
    Prism II:
    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. N81 8GB

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm +5.5 mm versus Prism II
  2. 2. Prism II

    Height:
    117 mm +15 mm versus N81 8GB
    Width:
    62 mm +12 mm versus N81 8GB
    Depth:
    12.4 mm

Weight

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

  1. 1. N81 8GB

    140 g

    +40 g versus Prism II

  2. 2. Prism II

    100 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 8GB

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

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

Prism II has approximately 104.5% more rectangular screen area than N81 8GB.

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 8GB: Original memory entry

8 GB · 96 MB RAM

Prism II: 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. N81 8GB

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

2. Prism II

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. N81 8GB

    1050 mAh

  2. 2. Prism II

    1750 mAh

    +700 mAh versus N81 8GB

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. N81 8GB2. Prism II

Everyday essentials
Everyday essentials — specifications for N81 8GB, Prism II.
SpecificationN81 8GBPrism II
Dimensions (HxWxD)
  • 102 Х 50 Х 17.9 mm
  • 117 Х 62 Х 12.4 mm
Weight
  • 140 g
  • 100 g
Technology
  • TFT
  • TFT
Screen size
  • 2.4" inch
  • 3.5" inch
Screen resolution
  • 240 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.
  • 8 GB
  • 96 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.
  • 1050 mAh
  • Removable Li-Po
  • 1750 mAh
  • Removable Li-Ion
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 4.1 (Jelly Bean)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for N81 8GB, Prism II.
SpecificationN81 8GBPrism II
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 17.8 cm2
  • 36.5 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 35.0%
  • 50.3%
PPI /points per inch/
  • 167 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for N81 8GB, Prism II.
SpecificationN81 8GBPrism II
Rear camera, main
  • 2 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 2 MP
  • 3.15 MP
Functions
  • LED flash
Unknown
Video
  • 320p@15fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • CIF videocall camera
Unknown
Performance
Performance — specifications for N81 8GB, Prism II.
SpecificationN81 8GBPrism II
Processor CPU
  • 369 MHz ARM 11
  • 1.0 GHz Cortex-A5
General specs
General specs — specifications for N81 8GB, Prism II.
SpecificationN81 8GBPrism II
Release date
  • 2007
  • August
  • 2013
  • June
Colors
  • Cocoa brown
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 90 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 260 h Talking time- Up to 8 h
Communication and Connectivity
Communication and Connectivity — specifications for N81 8GB, Prism II.
SpecificationN81 8GBPrism II
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
  • Yes
  • 384 kbps
  • HSPA
GPRS
  • Class 10
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g with UPnP
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.81 W/kg (head) 0.60 W/kg (body) SAR EU - 0.73 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for N81 8GB, Prism II.
SpecificationN81 8GBPrism II
Radio
  • Stereo FM radio
  • FM radio
Others
  • Touch-sensitive Navi wheel
Unknown
Other features
Other features — specifications for N81 8GB, Prism II.
SpecificationN81 8GBPrism II
Dop
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Predictive text input -Push to talk -Voice dial/memo -Organizer
  • Sensors Accelerometer