BlackBerry 6720 vs Celkon Q5K Power

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

    6720: 31 g lighter

    6720:
    138 g
    Q5K Power:
    169 g
  • Width

    Q5K Power: 5 mm narrower

    6720:
    77 mm
    Q5K Power:
    72 mm
  • Screen diagonal

    6720: 2 in smaller diagonal

    6720:
    3 in
    Q5K Power:
    5 in
  • Depth

    Q5K Power: 8 mm thinner

    6720:
    18 mm
    Q5K Power:
    10 mm
  • Height

    6720: 24 mm shorter

    6720:
    121 mm
    Q5K Power:
    145 mm
  • Release year

    6720:
    2003
    Q5K Power:
    2015

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. 6720

    Height:
    121 mm
    Width:
    77 mm +5 mm versus Q5K Power
    Depth:
    18 mm +8 mm versus Q5K Power
  2. 2. Q5K Power

    Height:
    145 mm +24 mm versus 6720
    Width:
    72 mm
    Depth:
    10 mm

Weight

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

  1. 1. 6720

    138 g

  2. 2. Q5K Power

    169 g

    +31 g versus 6720

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. 6720

    Screen diagonal:
    3 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    29 cm²
  2. 2. Q5K Power

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

Q5K Power has approximately 137.4% more rectangular screen area than 6720.

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.

6720: Original memory entry

16 MB · 1 MB RAM

Q5K Power: Original memory entry

4 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. 6720

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

2. Q5K Power

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. 67202. Q5K Power

Everyday essentials
Everyday essentials — specifications for 6720, Q5K Power.
Specification6720Q5K Power
Dimensions (HxWxD)
  • 121 Х 77 Х 18 mm
  • 145 Х 72 Х 10 mm
Weight
  • 138 g
  • 169 g
Technology
  • Monochrome
Unknown
Screen size
  • 3" inch
  • 5" inch
Screen resolution
  • 160 x 160 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
  • 1 MB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 5000 mAh
  • Li-Ion
Operating system OS
  • BlackBerry OS
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Spreadtrum 7731
Headphone jack
  • No
  • Yes
Display
Display — specifications for 6720, Q5K Power.
Specification6720Q5K Power
Touchscreen Unknown
  • capacitive touchscreen
Screen area
  • 29.0 cm2
  • 68.9 cm2
Screen format
  • 1:1 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 31.2%
  • 66.0%
PPI /points per inch/
  • 75 PPI
  • 196 PPI
Camera and Video
Camera and Video — specifications for 6720, Q5K Power.
Specification6720Q5K Power
Rear camera, main
  • 0 MP,
  • 5 MP
  • Single
Camera specs Unknown
  • 5 MP
  • AF
Functions Unknown
  • LED flash
Video Unknown
  • Yes
Front camera, selfie
  • 0 MP,
  • 3.15 MP
  • Single
Specifications Unknown
  • 3.15 MP
Performance
Performance — specifications for 6720, Q5K Power.
Specification6720Q5K Power
Processor CPU Unknown
  • Quad-core 1.2 GHz
Graphics processor GPU Unknown
  • Mali-400
General specs
General specs — specifications for 6720, Q5K Power.
Specification6720Q5K Power
Release date
  • 2003
  • Q2
  • 2015
  • June
Colors Unknown
  • White
  • Blue
  • Silver
  • Black
Battery life
  • Stand by time- Up to 240 h Talking time- Up to 4 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for 6720, Q5K Power.
Specification6720Q5K Power
SIM card
  • Mini-SIM
  • Dual SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed Unknown
  • Yes
  • 384 kbps
GPRS Unknown
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
GPS
  • No
  • Yes
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • No
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.31 W/kg (head) 0.46 W/kg (body)
Music and Audio
Music and Audio — specifications for 6720, Q5K Power.
Specification6720Q5K Power
Radio
  • No
  • FM radio
Other features
Other features — specifications for 6720, Q5K Power.
Specification6720Q5K Power
Dop
  • Organizer
  • Sensors Accelerometer
  • proximity