Motorola ROKR E2 vs Nokia N81 8GB

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

    ROKR E2: 33 g lighter

    ROKR E2:
    107 g
    N81 8GB:
    140 g
  • Screen diagonal

    ROKR E2: 0.4 in smaller diagonal

    ROKR E2:
    2 in
    N81 8GB:
    2.4 in
  • Height

    N81 8GB: 4 mm shorter

    ROKR E2:
    106 mm
    N81 8GB:
    102 mm
  • Release year

    ROKR E2:
    2006
    N81 8GB:
    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. ROKR E2

    Height:
    106 mm +4 mm versus N81 8GB
    Width:
    49.5 mm
    Depth:
    18 mm
  2. 2. N81 8GB

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

Weight

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

  1. 1. ROKR E2

    107 g

  2. 2. N81 8GB

    140 g

    +33 g versus ROKR E2

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. ROKR E2

    Screen diagonal:
    2 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    12.4 cm²
  2. 2. N81 8GB

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

N81 8GB has approximately 44% more rectangular screen area than ROKR E2.

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.

ROKR E2: Original memory entry

10 MB

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. ROKR E2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details SD · up to 2 GB

2. N81 8GB

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

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. ROKR E2

    850 mAh

  2. 2. N81 8GB

    1050 mAh

    +200 mAh versus ROKR E2

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. ROKR E22. N81 8GB

Everyday essentials
Everyday essentials — specifications for ROKR E2, N81 8GB.
SpecificationROKR E2N81 8GB
Dimensions (HxWxD)
  • 106 Х 49.5 Х 18 mm
  • 102 Х 50 Х 17.9 mm
Weight
  • 107 g
  • 140 g
Technology
  • TFT
  • TFT
Screen size
  • 2" 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.
  • 10 MB
  • 8 GB
  • 96 MB RAM
Memory card support
  • SD
  • up to 2 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 850 mAh
  • Removable Li-Ion
  • 1050 mAh
  • Removable Li-Po
Operating system OS
  • Linux
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for ROKR E2, N81 8GB.
SpecificationROKR E2N81 8GB
Display colors
  • 256K
  • 16M
Screen area
  • 12.4 cm2
  • 17.8 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 23.6%
  • 35.0%
PPI /points per inch/
  • 200 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for ROKR E2, N81 8GB.
SpecificationROKR E2N81 8GB
Rear camera, main
  • 1.3 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 1.3 MP
  • 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 ROKR E2, N81 8GB.
SpecificationROKR E2N81 8GB
Processor CPU
  • 32-bit Intel XScale PXA270 312 MHz
  • 369 MHz ARM 11
General specs
General specs — specifications for ROKR E2, N81 8GB.
SpecificationROKR E2N81 8GB
Release date
  • 2006
  • January
  • 2007
  • August
Colors
  • Silver
  • Black
  • Cocoa brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 4 h 30 min
  • 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 ROKR E2, N81 8GB.
SpecificationROKR E2N81 8GB
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • Yes
  • 384 kbps
GPRS
  • Class 10
  • Class 10
Edge
  • Class 6
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11b/g with UPnP
GPS
  • No
  • No
USB
  • miniUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.81 W/kg (head) 0.60 W/kg (body) SAR EU - 0.73 W/kg (head)
Music and Audio
Music and Audio — specifications for ROKR E2, N81 8GB.
SpecificationROKR E2N81 8GB
Radio
  • FM radio
  • Stereo FM radio
Others Unknown
  • Touch-sensitive Navi wheel
Other features
Other features — specifications for ROKR E2, N81 8GB.
SpecificationROKR E2N81 8GB
Dop
  • MP4/MP3 player -iTAP -Voice memo -Voice dial -Organizer -Changeable covers
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Predictive text input -Push to talk -Voice dial/memo -Organizer