BlackBerry 7730 vs Motorola EM30

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

    EM30: 42 g lighter

    7730:
    142 g
    EM30:
    100 g
  • Width

    EM30: 24 mm narrower

    7730:
    77 mm
    EM30:
    53 mm
  • Screen diagonal

    EM30: 1 in smaller diagonal

    7730:
    3 in
    EM30:
    2 in
  • Depth

    EM30: 7.4 mm thinner

    7730:
    18 mm
    EM30:
    10.6 mm
  • Height

    EM30: 6 mm shorter

    7730:
    121 mm
    EM30:
    115 mm
  • Release year

    7730:
    2004
    EM30:
    2008

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. 7730

    Height:
    121 mm +6 mm versus EM30
    Width:
    77 mm +24 mm versus EM30
    Depth:
    18 mm +7.4 mm versus EM30
  2. 2. EM30

    Height:
    115 mm
    Width:
    53 mm
    Depth:
    10.6 mm

Weight

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

  1. 1. 7730

    142 g

    +42 g versus EM30

  2. 2. EM30

    100 g

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. 7730

    Screen diagonal:
    3 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    29 cm²
  2. 2. EM30

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

7730 has approximately 134.4% more rectangular screen area than EM30.

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.

7730: Original memory entry

16 MB · 2 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. 7730

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

2. EM30

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 8 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. 77302. EM30

Everyday essentials
Everyday essentials — specifications for 7730, EM30.
Specification7730EM30
Dimensions (HxWxD)
  • 121 Х 77 Х 18 mm
  • 115 Х 53 Х 10.6 mm
Weight
  • 142 g
  • 100 g
Technology Unknown
  • TFT
Screen size
  • 3" inch
  • 2" inch
Screen resolution
  • 240 x 240 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 MB
  • 2 MB RAM
Unknown
Memory card support
  • No
  • microSD
  • up to 8 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 970 mAh
  • Removable Li-Ion
Operating system OS
  • BlackBerry OS
  • Linux / Java-based MOTOMAGX
Headphone jack
  • No
  • Yes
Display
Display — specifications for 7730, EM30.
Specification7730EM30
Display colors
  • 65K
  • 256K
Screen area
  • 29.0 cm2
  • 12.4 cm2
Screen format
  • 1:1 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 31.2%
  • 20.3%
PPI /points per inch/
  • 113 PPI
  • 200 PPI
Camera and Video
Camera and Video — specifications for 7730, EM30.
Specification7730EM30
Rear camera, main
  • 0 MP,
  • 2 MP
  • Single
Camera specs Unknown
  • 2 MP
Video Unknown
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
General specs
General specs — specifications for 7730, EM30.
Specification7730EM30
Release date
  • 2004
  • Q1
  • 2008
  • August
Colors Unknown
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 60 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 5 h
  • Stand by time- Up to 300 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for 7730, EM30.
Specification7730EM30
SIM card
  • Mini-SIM
  • Mini-SIM
GPRS
  • Yes
  • Class 12
Edge
  • No
  • Class 12
Wi-Fi
  • No
  • No
GPS
  • No
  • No
USB
  • Proprietary
  • 2.0
Bluetooth
  • No
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.60 W/kg (head) 0.71 W/kg (body) SAR EU - 0.79 W/kg (head)
Music and Audio
Music and Audio — specifications for 7730, EM30.
Specification7730EM30
Radio
  • No
  • Stereo FM radio
  • RDS
Others Unknown
  • Screensavers and wallpapers -Downloadable logos
Other features
Other features — specifications for 7730, EM30.
Specification7730EM30
Dop
  • Organizer
  • MP3/AAC player -Organizer -Voice dial -Voice memo