Nokia N77 vs Nokia N81

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

    N77: 26 g lighter

    N77:
    114 g
    N81:
    140 g
  • Depth

    N81: 0.9 mm thinner

    N77:
    18.8 mm
    N81:
    17.9 mm
  • Height

    N81: 9 mm shorter

    N77:
    111 mm
    N81:
    102 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. N77

    Height:
    111 mm +9 mm versus N81
    Width:
    50 mm
    Depth:
    18.8 mm +0.9 mm versus N81
  2. 2. N81

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm

Weight

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

  1. 1. N77

    114 g

  2. 2. N81

    140 g

    +26 g versus N77

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. N77

    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.

N77: Original memory entry

20 MB · 64 MB RAM

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. N77

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (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. N77

    1100 mAh

    +50 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. N772. N81

Everyday essentials
Everyday essentials — specifications for N77, N81.
SpecificationN77N81
Dimensions (HxWxD)
  • 111 Х 50 Х 18.8 mm
  • 102 Х 50 Х 17.9 mm
Weight
  • 114 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.
  • 20 MB
  • 64 MB RAM
  • 12 MB
  • 96 MB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 8 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1100 mAh
  • Removable Li-Ion
  • 1050 mAh
  • Removable Li-Po
Operating system OS
  • Symbian OS 9.1
  • S60 rel. 3.1
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Headphone jack
  • No
  • Yes
Display
Display — specifications for N77, N81.
SpecificationN77N81
Display colors
  • 16M
  • 16M
Screen area
  • 17.8 cm2
  • 17.8 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 32.1%
  • 35.0%
PPI /points per inch/
  • 167 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for N77, N81.
SpecificationN77N81
Rear camera, main
  • 2 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 2 MP
  • 2 MP
Functions
  • LED flash
  • LED flash
Video
  • CIF
  • 320p@15fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • CIF videocall camera
  • CIF videocall camera
Performance
Performance — specifications for N77, N81.
SpecificationN77N81
Processor CPU
  • 220 MHz Dual ARM 9
  • 369 MHz ARM 11
General specs
General specs — specifications for N77, N81.
SpecificationN77N81
Release date
  • 2007
  • February
  • 2007
  • August
Colors
  • Black
  • Cobalt blue
  • Graphite Grey
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 170 h Talking time- Up to 4 h 30 min (2G) / 3 h 30 min (3G)
  • 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 N77, N81.
SpecificationN77N81
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • Yes
  • 384 kbps
  • Yes
  • 384 kbps
GPRS
  • Class 11
  • Class 10
Edge
  • Class 32
  • 296 / 177.6 kbits
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11b/g with UPnP
GPS
  • No
  • No
USB
  • Pop-Port 2.0
  • microUSB 2.0
Bluetooth
  • 1.2
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 1.11 W/kg (head) 0.48 W/kg (body) SAR EU - 1.28 W/kg (head)
  • 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 N77, N81.
SpecificationN77N81
Radio
  • Stereo FM radio
  • Stereo FM radio
Others
  • Downloadable themes
  • Touch-sensitive Navi wheel
Other features
Other features — specifications for N77, N81.
SpecificationN77N81
Dop
  • DVB-H TV broadcast receiver -Push to Talk -WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Predictive text input -Voice command/dial -Organizer -Printing -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Photo/video editor - Also EDGE only version : EGSM900/1800/1900 MHz.
  • MP3/AAC/MP4 player -Predictive text input -Push to talk -Voice dial/memo -Organizer