Motorola ROKR E2 vs Panasonic P81

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.

  • Screen diagonal

    ROKR E2: 3.5 in smaller diagonal

    ROKR E2:
    2 in
    P81:
    5.5 in
  • Release year

    ROKR E2:
    2006
    P81:
    2014

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
    Width:
    49.5 mm
    Depth:
    18 mm
    Weight:
    107 g
  2. 2. P81

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

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. P81

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

P81 has approximately 573.2% 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.

Recorded RAM for ROKR E2, P81, compared at the same storage capacity.
StorageROKR E2P81
8 GB Unknown 1 GB RAM
ROKR E2: Original memory entry

10 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. ROKR E2

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

2. P81

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. ROKR E2

    850 mAh

  2. 2. P81

    2500 mAh

    +1650 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. P81

Everyday essentials
Everyday essentials — specifications for ROKR E2, P81.
SpecificationROKR E2P81
Dimensions (HxWxD)
  • 106 Х 49.5 Х 18 mm
  • Х Х mm
Weight
  • 107 g
  • 0 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2" 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.
  • 10 MB
  • 8 GB
  • 1 GB RAM
Memory card support
  • SD
  • up to 2 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 850 mAh
  • Removable Li-Ion
  • 2500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Linux
  • Android 4.2.2 (Jelly Bean)
Chipset Unknown
  • Mediatek MT6592 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for ROKR E2, P81.
SpecificationROKR E2P81
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 12.4 cm2
  • 83.4 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 23.6%
Unknown
PPI /points per inch/
  • 200 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for ROKR E2, P81.
SpecificationROKR E2P81
Rear camera, main
  • 1.3 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 1.3 MP
  • 13 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 2 MP
  • Single
Specifications Unknown
  • 2 MP
Performance
Performance — specifications for ROKR E2, P81.
SpecificationROKR E2P81
Processor CPU
  • 32-bit Intel XScale PXA270 312 MHz
  • Octa-core 1.7 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-450MP4
General specs
General specs — specifications for ROKR E2, P81.
SpecificationROKR E2P81
Release date
  • 2006
  • January
  • 2014
  • June
Colors
  • Silver
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 220 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 4 h 30 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for ROKR E2, P81.
SpecificationROKR E2P81
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 6
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 3.0
  • A2DP
Music and Audio
Music and Audio — specifications for ROKR E2, P81.
SpecificationROKR E2P81
Radio
  • FM radio
  • FM radio
  • RDS
Other features
Other features — specifications for ROKR E2, P81.
SpecificationROKR E2P81
Dop
  • MP4/MP3 player -iTAP -Voice memo -Voice dial -Organizer -Changeable covers
  • Sensors Accelerometer
  • proximity