Nokia N81 8GB vs Wiko Robby

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

    N81 8GB: 45 g lighter

    N81 8GB:
    140 g
    Robby:
    185 g
  • Width

    N81 8GB: 29.1 mm narrower

    N81 8GB:
    50 mm
    Robby:
    79.1 mm
  • Screen diagonal

    N81 8GB: 3.1 in smaller diagonal

    N81 8GB:
    2.4 in
    Robby:
    5.5 in
  • Depth

    Robby: 7.9 mm thinner

    N81 8GB:
    17.9 mm
    Robby:
    10 mm
  • Height

    N81 8GB: 53 mm shorter

    N81 8GB:
    102 mm
    Robby:
    155 mm
  • Release year

    N81 8GB:
    2007
    Robby:
    2016

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 +7.9 mm versus Robby
  2. 2. Robby

    Height:
    155 mm +53 mm versus N81 8GB
    Width:
    79.1 mm +29.1 mm versus N81 8GB
    Depth:
    10 mm

Weight

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

  1. 1. N81 8GB

    140 g

  2. 2. Robby

    185 g

    +45 g versus N81 8GB

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. Robby

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

Robby has approximately 367.5% 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.

Recorded RAM for N81 8GB, Robby, compared at the same storage capacity.
StorageN81 8GBRobby
16 GB Unknown 1 GB RAM
N81 8GB: Original memory entry

8 GB · 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. N81 8GB

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

2. Robby

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

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. Robby

    2500 mAh

    +1450 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. Robby

Everyday essentials
Everyday essentials — specifications for N81 8GB, Robby.
SpecificationN81 8GBRobby
Dimensions (HxWxD)
  • 102 Х 50 Х 17.9 mm
  • 155 Х 79.1 Х 10 mm
Weight
  • 140 g
  • 185 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.4" inch
  • 5.5" inch
Screen resolution
  • 240 x 320 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 96 MB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • No
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Po
  • 2500 mAh
  • Removable Li-Po
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 6.0.1 (Marshmallow)
Chipset Unknown
  • Mediatek MT6580M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for N81 8GB, Robby.
SpecificationN81 8GBRobby
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 17.8 cm2
  • 83.4 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 35.0%
  • 68.0%
PPI /points per inch/
  • 167 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for N81 8GB, Robby.
SpecificationN81 8GBRobby
Rear camera, main
  • 2 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 2 MP
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Functions
  • LED flash
  • LED flash
Video
  • 320p@15fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • CIF videocall camera
  • 5 MP
  • f/2.4
  • 1/5''
  • 1.1µm
Performance

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

Performance — specifications for N81 8GB, Robby.
SpecificationN81 8GBRobby
Processor CPU
  • 369 MHz ARM 11
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
Antutu 7 score * Unknown
  • 34192
GeekBench 4 Single Core * Unknown
  • 405
GeekBench 4 Multi-Core * Unknown
  • 1112
General specs
General specs — specifications for N81 8GB, Robby.
SpecificationN81 8GBRobby
Release date
  • 2007
  • August
  • 2016
  • February
Colors
  • Cocoa brown
  • Space Grey
  • Gold
  • Bleen
  • Rose Gold
  • Lime
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
Unknown
Battery life
  • Stand by time- Up to 410 h Talking time- Up to 4 h (2G) / 3 h (3G)
  • Stand by time- Up to 270 h (2G) / Up to 270 h (3G) Talking time- Up to 17 h (2G) / Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for N81 8GB, Robby.
SpecificationN81 8GBRobby
SIM card
  • Mini-SIM
  • Dual SIM (Micro-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
  • Yes
  • 384 kbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Up to 107 kbps
Edge
  • Yes
  • Up to 296 kbps
Wi-Fi
  • Wi-Fi 802.11b/g with UPnP
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
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)
  • SAR EU - 0.30 W/kg (head) 0.46 W/kg (body)
Music and Audio
Music and Audio — specifications for N81 8GB, Robby.
SpecificationN81 8GBRobby
Radio
  • Stereo FM radio
  • FM radio
Others
  • Touch-sensitive Navi wheel
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for N81 8GB, Robby.
SpecificationN81 8GBRobby
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
  • proximity - For Europe