Motorola ROKR Z6 vs Samsung D730

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

    D730: 10 g lighter

    ROKR Z6:
    105 g
    D730:
    95 g
  • Width

    ROKR Z6: 3 mm narrower

    ROKR Z6:
    45 mm
    D730:
    48 mm
  • Screen diagonal

    D730: 0.3 in smaller diagonal

    ROKR Z6:
    2.1 in
    D730:
    1.8 in
  • Depth

    ROKR Z6: 7.8 mm thinner

    ROKR Z6:
    16.2 mm
    D730:
    24 mm
  • Height

    D730: 10 mm shorter

    ROKR Z6:
    105 mm
    D730:
    95 mm
  • Release year

    ROKR Z6:
    2007
    D730:
    2005

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 Z6

    Height:
    105 mm +10 mm versus D730
    Width:
    45 mm
    Depth:
    16.2 mm
  2. 2. D730

    Height:
    95 mm
    Width:
    48 mm +3 mm versus ROKR Z6
    Depth:
    24 mm +7.8 mm versus ROKR Z6

Weight

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

  1. 1. ROKR Z6

    105 g

    +10 g versus D730

  2. 2. D730

    95 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.

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

  1. 1. ROKR Z6

    Screen diagonal:
    2.1 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    13.7 cm²
  2. 2. D730

    D730: 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 Z6: Original memory entry

64 MB

D730: Original memory entry

18 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 Z6

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 1 GB (dedicated slot)

2. D730

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC-micro

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 Z6

    720 mAh

  2. 2. D730

    1000 mAh

    +280 mAh versus ROKR Z6

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 Z62. D730

Everyday essentials
Everyday essentials — specifications for ROKR Z6, D730.
SpecificationROKR Z6D730
Dimensions (HxWxD)
  • 105 Х 45 Х 16.2 mm
  • 95 Х 48 Х 24 mm
Weight
  • 105 g
  • 95 g
Technology
  • TFT
  • TFT
Screen size
  • 2.1" inch
  • 1.8" inch
Screen resolution
  • 240 x 320 px
  • 176 x 220 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB
  • 18 MB
Memory card support
  • microSD
  • up to 1 GB (dedicated slot)
  • MMC-micro
Battery Capacity is not battery life. No endurance test is implied.
  • 720 mAh
  • Removable Li-Ion
  • 1000 mAh
  • Removable Li-Ion
Operating system OS
  • Linux / Java-based MOTOMAGX
  • Symbian
  • Series 60 UI
Headphone jack
  • No
  • No
Display
Display — specifications for ROKR Z6, D730.
SpecificationROKR Z6D730
Display colors
  • 256K
  • 256K
Screen area
  • 13.7 cm2
  • 10.2 cm2
Screen format
  • 4:3 (height:width)
Unknown
Screen to body ratio
  • 28.9%
  • 22.4%
PPI /points per inch/
  • 190 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for ROKR Z6, D730.
SpecificationROKR Z6D730
Rear camera, main
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 2 MP
  • 1.3 MP
Functions
  • LED flash
  • LED flash
Video
  • QCIF
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for ROKR Z6, D730.
SpecificationROKR Z6D730
Processor CPU
  • 32-bit Freescale MXC275-30
  • TI 192 MHz
General specs
General specs — specifications for ROKR Z6, D730.
SpecificationROKR Z6D730
Release date
  • 2007
  • January
  • 2005
  • Q1
Colors
  • Black
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
Unknown
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 7 h
  • Stand by time- Up to 285 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for ROKR Z6, D730.
SpecificationROKR Z6D730
SIM card
  • Mini-SIM
  • Mini-SIM
GPRS
  • Class 12
  • Class 10
Edge
  • Class 12
  • No
Wi-Fi
  • No
  • No
GPS
  • No
  • No
USB
  • miniUSB 2.0
  • Proprietary
Bluetooth
  • 2.0
  • A2DP
  • 2.0
Harmful irradiation
  • SAR - 1.25 W/kg (head) 0.34 W/kg (body) SAR EU - 0.98 W/kg (head)
  • SAR EU - 1.01 W/kg (head)
Music and Audio
Music and Audio — specifications for ROKR Z6, D730.
SpecificationROKR Z6D730
Radio
  • No
  • No
Others
  • Screensavers and wallpapers -Downloadable logos
  • Second external TFT display
  • 65K colors (96 x 96 pixels)
Other features
Other features — specifications for ROKR Z6, D730.
SpecificationROKR Z6D730
Dop
  • MP3/AAC/AAC+ player -Predictive text input -Organizer -Voice dial -Voice memo Formerly known as Motorola RIZR Z6
  • Infrared port - MP3/AAC/MPEG player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -SyncML -Predictive text input -Voice memo -Voice command -Organizer