Motorola ROKR E2 vs Samsung Galaxy Express I8730

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: 32.1 g lighter

    ROKR E2:
    107 g
    Galaxy Express I8730:
    139.1 g
  • Width

    ROKR E2: 19.6 mm narrower

    ROKR E2:
    49.5 mm
    Galaxy Express I8730:
    69.1 mm
  • Screen diagonal

    ROKR E2: 2.5 in smaller diagonal

    ROKR E2:
    2 in
    Galaxy Express I8730:
    4.5 in
  • Depth

    Galaxy Express I8730: 8.7 mm thinner

    ROKR E2:
    18 mm
    Galaxy Express I8730:
    9.3 mm
  • Height

    ROKR E2: 26.2 mm shorter

    ROKR E2:
    106 mm
    Galaxy Express I8730:
    132.2 mm
  • Release year

    ROKR E2:
    2006
    Galaxy Express I8730:
    2013

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 +8.7 mm versus Galaxy Express I8730
  2. 2. Galaxy Express I8730

    Height:
    132.2 mm +26.2 mm versus ROKR E2
    Width:
    69.1 mm +19.6 mm versus ROKR E2
    Depth:
    9.3 mm

Weight

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

  1. 1. ROKR E2

    107 g

  2. 2. Galaxy Express I8730

    139.1 g

    +32.1 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. Galaxy Express I8730

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    57.6 cm²

Galaxy Express I8730 has approximately 365.3% 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, Galaxy Express I8730, compared at the same storage capacity.
StorageROKR E2Galaxy Express I8730
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. Galaxy Express I8730

NFC:
Yes
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. Galaxy Express I8730

    2000 mAh

    +1150 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. Galaxy Express I8730

Everyday essentials
Everyday essentials — specifications for ROKR E2, Galaxy Express I8730.
SpecificationROKR E2Galaxy Express I8730
Dimensions (HxWxD)
  • 106 Х 49.5 Х 18 mm
  • 132.2 Х 69.1 Х 9.3 mm
Weight
  • 107 g
  • 139.1 g
Technology
  • TFT
  • Super AMOLED Plus
Screen size
  • 2" inch
  • 4.5" inch
Screen resolution
  • 240 x 320 px
  • 480 x 800 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
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Linux
  • Android 4.1.2 (Jelly Bean)
Chipset Unknown
  • Qualcomm MSM8930 Snapdragon 400 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for ROKR E2, Galaxy Express I8730.
SpecificationROKR E2Galaxy Express I8730
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 12.4 cm2
  • 57.6 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 23.6%
  • 63.1%
PPI /points per inch/
  • 200 PPI
  • 207 PPI
Camera and Video
Camera and Video — specifications for ROKR E2, Galaxy Express I8730.
SpecificationROKR E2Galaxy Express I8730
Rear camera, main
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 1.3 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0 MP,
  • 1.3 MP
  • Single
Specifications Unknown
  • 1.3 MP
Performance

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

Performance — specifications for ROKR E2, Galaxy Express I8730.
SpecificationROKR E2Galaxy Express I8730
Processor CPU
  • 32-bit Intel XScale PXA270 312 MHz
  • Dual-core 1.2 GHz Krait
Graphics processor GPU Unknown
  • Adreno 305
Antutu 7 score * Unknown
  • 13200
General specs
General specs — specifications for ROKR E2, Galaxy Express I8730.
SpecificationROKR E2Galaxy Express I8730
Release date
  • 2006
  • January
  • 2013
  • January
Colors
  • Silver
  • Black
  • White
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 180 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 4 h 30 min
  • Stand by time- Up to 586 h (2G) / Up to 581 h (3G) Talking time- Up to 19 h 23 min (2G) / Up to 11 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for ROKR E2, Galaxy Express I8730.
SpecificationROKR E2Galaxy Express I8730
SIM card
  • Mini-SIM
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
Speed Unknown
  • HSPA 21.1/5.76 Mbps
  • LTE
GPRS
  • Class 10
  • Yes
Edge
  • Class 6
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
USB
  • miniUSB 2.0
  • microUSB 2.0 (MHL TV-out)
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR - 0.48 W/kg (head) 0.73 W/kg (body) SAR EU - 0.33 W/kg (head) 0.35 W/kg (body)
Music and Audio
Music and Audio — specifications for ROKR E2, Galaxy Express I8730.
SpecificationROKR E2Galaxy Express I8730
Radio
  • FM radio
  • Stereo FM radio
  • RDS
  • recordin
Other features
Other features — specifications for ROKR E2, Galaxy Express I8730.
SpecificationROKR E2Galaxy Express I8730
Dop
  • MP4/MP3 player -iTAP -Voice memo -Voice dial -Organizer -Changeable covers
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass