Motorola ROKR E2 vs Siemens SX45

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

    ROKR E2: 223 g lighter

    ROKR E2:
    107 g
    SX45:
    330 g
  • Width

    ROKR E2: 37.5 mm narrower

    ROKR E2:
    49.5 mm
    SX45:
    87 mm
  • Depth

    ROKR E2: 8 mm thinner

    ROKR E2:
    18 mm
    SX45:
    26 mm
  • Height

    ROKR E2: 28 mm shorter

    ROKR E2:
    106 mm
    SX45:
    134 mm
  • Release year

    ROKR E2:
    2006
    SX45:
    2001

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
  2. 2. SX45

    Height:
    134 mm +28 mm versus ROKR E2
    Width:
    87 mm +37.5 mm versus ROKR E2
    Depth:
    26 mm +8 mm versus ROKR E2

Weight

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

  1. 1. ROKR E2

    107 g

  2. 2. SX45

    330 g

    +223 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. ROKR E2

    Screen diagonal:
    2 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    12.4 cm²
  2. 2. SX45

    SX45: Screen geometry unavailable or conflicting.

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

SX45: Original memory entry

32 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. SX45

NFC:
Unknown
Headphone jack:
No
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. SX45

    1550 mAh

    +700 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. SX45

Everyday essentials
Everyday essentials — specifications for ROKR E2, SX45.
SpecificationROKR E2SX45
Dimensions (HxWxD)
  • 106 Х 49.5 Х 18 mm
  • 134 Х 87 Х 26 mm
Weight
  • 107 g
  • 330 g
Technology
  • TFT
  • TFT
Screen size
  • 2" inch
  • 0" 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
  • 32 MB
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
  • 1550 mAh
  • Removable Li-Ion
Operating system OS
  • Linux
  • Microsoft Windows CE 3.0 for PocketPC
Headphone jack
  • Yes
  • No
Display
Display — specifications for ROKR E2, SX45.
SpecificationROKR E2SX45
Touchscreen Unknown
  • resistive touchscreen
Display colors
  • 256K
  • 65K
Screen area
  • 12.4 cm2
Unknown
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 23.6%
Unknown
PPI /points per inch/
  • 200 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for ROKR E2, SX45.
SpecificationROKR E2SX45
Rear camera, main
  • 1.3 MP
  • Single
  • 0 MP,
Camera specs
  • 1.3 MP
Unknown
Functions
  • LED flash
Unknown
Video
  • Yes
Unknown
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for ROKR E2, SX45.
SpecificationROKR E2SX45
Processor CPU
  • 32-bit Intel XScale PXA270 312 MHz
  • 64-bit NEC VR4122 150 MHz
General specs
General specs — specifications for ROKR E2, SX45.
SpecificationROKR E2SX45
Release date
  • 2006
  • January
  • 2001
Colors
  • Silver
  • Black
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
Unknown
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 4 h 30 min
  • Stand by time- Up to 150 h Talking time- Up to 2 h
Communication and Connectivity
Communication and Connectivity — specifications for ROKR E2, SX45.
SpecificationROKR E2SX45
SIM card
  • Mini-SIM
  • Mini-SIM
GPRS
  • Class 10
  • No
Edge
  • Class 6
  • No
Wi-Fi
  • No
  • No
GPS
  • No
  • No
USB
  • miniUSB 2.0
Unknown
Bluetooth
  • 2.0
  • A2DP
  • No
Music and Audio
Music and Audio — specifications for ROKR E2, SX45.
SpecificationROKR E2SX45
Radio
  • FM radio
  • No
Others Unknown
  • 57.6 mm x 76.8 mm -0.24 mm pixel pitch
Other features
Other features — specifications for ROKR E2, SX45.
SpecificationROKR E2SX45
Dop
  • MP4/MP3 player -iTAP -Voice memo -Voice dial -Organizer -Changeable covers
  • Infrared port - Full PocketPC functionality -Media player (MP3) - PDA + mobile phone