BlackBerry 7730 vs BLU Grand Mini

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

    Grand Mini: 10 g lighter

    7730:
    142 g
    Grand Mini:
    132 g
  • Width

    Grand Mini: 11 mm narrower

    7730:
    77 mm
    Grand Mini:
    66 mm
  • Screen diagonal

    7730: 1.5 in smaller diagonal

    7730:
    3 in
    Grand Mini:
    4.5 in
  • Depth

    Grand Mini: 9.4 mm thinner

    7730:
    18 mm
    Grand Mini:
    8.6 mm
  • Height

    7730: 11 mm shorter

    7730:
    121 mm
    Grand Mini:
    132 mm
  • Release year

    7730:
    2004
    Grand Mini:
    2017

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
    Width:
    77 mm +11 mm versus Grand Mini
    Depth:
    18 mm +9.4 mm versus Grand Mini
  2. 2. Grand Mini

    Height:
    132 mm +11 mm versus 7730
    Width:
    66 mm
    Depth:
    8.6 mm

Weight

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

  1. 1. 7730

    142 g

    +10 g versus Grand Mini

  2. 2. Grand Mini

    132 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. Grand Mini

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

Grand Mini has approximately 92.3% more rectangular screen area than 7730.

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

Grand Mini: Original memory entry

8 GB · 512 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. Grand Mini

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

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. Grand Mini

Everyday essentials
Everyday essentials — specifications for 7730, Grand Mini.
Specification7730Grand Mini
Dimensions (HxWxD)
  • 121 Х 77 Х 18 mm
  • 132 Х 66 Х 8.6 mm
Weight
  • 142 g
  • 132 g
Screen size
  • 3" inch
  • 4.5" inch
Screen resolution
  • 240 x 240 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 MB
  • 2 MB RAM
  • 8 GB
  • 512 MB RAM
Memory card support
  • No
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 1500 mAh
  • Removable Li-Po
Operating system OS
  • BlackBerry OS
  • Android 6.0 (Marshmallow)
Chipset Unknown
  • Mediatek MT6570 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for 7730, Grand Mini.
Specification7730Grand Mini
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 29.0 cm2
  • 55.8 cm2
Screen format
  • 1:1 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 31.2%
  • 64.1%
PPI /points per inch/
  • 113 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for 7730, Grand Mini.
Specification7730Grand Mini
Rear camera, main
  • 0 MP,
  • 5 MP
  • Single
Camera specs Unknown
  • 5 MP
Functions Unknown
  • LED flash
Video Unknown
  • 720p@30fps
Front camera, selfie
  • 0 MP,
  • 2 MP
  • Single
Specifications Unknown
  • 2 MP
Performance

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

Performance — specifications for 7730, Grand Mini.
Specification7730Grand Mini
Processor CPU Unknown
  • Dual-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400
Antutu 7 score * Unknown
  • 15262
General specs
General specs — specifications for 7730, Grand Mini.
Specification7730Grand Mini
Release date
  • 2004
  • Q1
  • 2017
  • August
Colors Unknown
  • Black
  • Rose Gold
  • Silver
  • Gold
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 5 h
  • Stand by time- Up to 500 h (2G) / Up to 450 h (3G) Talking time- Up to 20 h (2G) / Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for 7730, Grand Mini.
Specification7730Grand Mini
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • No
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for 7730, Grand Mini.
Specification7730Grand Mini
Radio
  • No
Unknown
Other features
Other features — specifications for 7730, Grand Mini.
Specification7730Grand Mini
Dop
  • Organizer
  • Sensors Accelerometer