alcatel Flash (2017) vs BlackBerry 6720

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: 17 g lighter

    Flash (2017):
    155 g
    6720:
    138 g
  • Width

    Flash (2017): 1.6 mm narrower

    Flash (2017):
    75.4 mm
    6720:
    77 mm
  • Screen diagonal

    6720: 2.5 in smaller diagonal

    Flash (2017):
    5.5 in
    6720:
    3 in
  • Depth

    Flash (2017): 9.3 mm thinner

    Flash (2017):
    8.7 mm
    6720:
    18 mm
  • Height

    6720: 31.6 mm shorter

    Flash (2017):
    152.6 mm
    6720:
    121 mm
  • Release year

    Flash (2017):
    2017
    6720:
    2003

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. Flash (2017)

    Height:
    152.6 mm +31.6 mm versus 6720
    Width:
    75.4 mm
    Depth:
    8.7 mm
  2. 2. 6720

    Height:
    121 mm
    Width:
    77 mm +1.6 mm versus Flash (2017)
    Depth:
    18 mm +9.3 mm versus Flash (2017)

Weight

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

  1. 1. Flash (2017)

    155 g

    +17 g versus 6720

  2. 2. 6720

    138 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. Flash (2017)

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. 6720

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

Flash (2017) has approximately 187.2% 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.

Recorded RAM for Flash (2017), 6720, compared at the same storage capacity.
StorageFlash (2017)6720
32 GB 3 GB RAM Unknown
6720: Original memory entry

16 MB · 1 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. Flash (2017)

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

2. 6720

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

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. Flash (2017)2. 6720

Everyday essentials
Everyday essentials — specifications for Flash (2017), 6720.
SpecificationFlash (2017)6720
Dimensions (HxWxD)
  • 152.6 Х 75.4 Х 8.7 mm
  • 121 Х 77 Х 18 mm
Weight
  • 155 g
  • 138 g
Technology
  • IPS LCD
  • Monochrome
Screen size
  • 5.5" inch
  • 3" inch
Screen resolution
  • 1080 x 1920 px
  • 160 x 160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 16 MB
  • 1 MB RAM
Memory card support
  • microSD
  • up to 256 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3100 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 6.0 (Marshmallow)
  • BlackBerry OS
Chipset
  • Mediatek MT6797 Helio X20 (20 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Flash (2017), 6720.
SpecificationFlash (2017)6720
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
Unknown
Screen area
  • 83.4 cm2
  • 29.0 cm2
Screen format
  • 16:9 (height:width)
  • 1:1 (height:width)
Screen to body ratio
  • 72.5%
  • 31.2%
PPI /points per inch/
  • 401 PPI
  • 75 PPI
Screen protection
  • Asahi Dragontrail Glass
  • oleophobic coating
Unknown
Camera and Video
Camera and Video — specifications for Flash (2017), 6720.
SpecificationFlash (2017)6720
Rear camera, main
  • 13 MP
  • Single
  • 0 MP,
Camera specs
  • 13 MP
  • f/2.0
  • 1/3''
  • 1.12µm
  • PDAF -13 MP B/W
  • PDAF
Unknown
Functions
  • Dual-LED dual-tone flash
Unknown
Video
  • 1080p@30fps
Unknown
Front camera, selfie
  • 8 MP
  • Dual
  • 0 MP,
Specifications
  • 8 MP
  • f/2.0
  • AF 5 MP
  • depth sensor
Unknown
Performance

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

Performance — specifications for Flash (2017), 6720.
SpecificationFlash (2017)6720
Processor CPU
  • Deca-core (2x2.3 GHz Cortex-A72
  • 4x1.9 GHz Cortex-A53
  • 4x1.4 GHz Cortex-A53)
Unknown
Graphics processor GPU
  • Mali-T880 MP4
Unknown
Antutu 7 score *
  • 85123
Unknown
General specs
General specs — specifications for Flash (2017), 6720.
SpecificationFlash (2017)6720
Release date
  • 2017
  • April
  • 2003
  • Q2
Colors
  • Titanium Grey
Unknown
Battery life
  • Stand by time- Up to 466 h (3G) Talking time- Up to 20 h (3G)
  • Stand by time- Up to 240 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Flash (2017), 6720.
SpecificationFlash (2017)6720
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Unknown
Speed
  • HSPA
  • LTE
Unknown
GPRS
  • Yes
Unknown
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • No
USB
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • Proprietary
Bluetooth
  • 4.1
  • A2DP
  • No
Music and Audio
Music and Audio — specifications for Flash (2017), 6720.
SpecificationFlash (2017)6720
Radio
  • FM radio
  • No
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Flash (2017), 6720.
SpecificationFlash (2017)6720
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Organizer