alcatel Flash vs HTC Desire 820

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.

  • Width

    Flash: 2.5 mm narrower

    Flash:
    76.2 mm
    Desire 820:
    78.7 mm
  • Chipset

    Flash:
    Mediatek MT6592M (28 nm)
    Desire 820:
    Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Height

    Flash: 5.6 mm shorter

    Flash:
    152.1 mm
    Desire 820:
    157.7 mm

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

    Height:
    152.1 mm
    Width:
    76.2 mm
    Depth:
    8.1 mm
    Weight:
    Unknown
  2. 2. Desire 820

    Height:
    157.7 mm +5.6 mm versus Flash
    Width:
    78.7 mm +2.5 mm versus Flash
    Depth:
    7.7 mm
    Weight:
    155 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

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Desire 820

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

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, Desire 820, compared at the same storage capacity.
StorageFlashDesire 820
8 GB 1 GB RAM Not recorded
16 GB Not recorded 2 GB 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

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Desire 820

NFC:
See details Yes (optional)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

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. Flash

    3200 mAh

    +600 mAh versus Desire 820

  2. 2. Desire 820

    2600 mAh

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. Flash2. Desire 820

Everyday essentials
Everyday essentials — specifications for Flash, Desire 820.
SpecificationFlashDesire 820
Dimensions (HxWxD)
  • 152.1 Х 76.2 Х 8.1 mm
  • 157.7 Х 78.7 Х 7.7 mm
Weight
  • 0 g
  • 155 g
Technology Unknown
  • LCD
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3200 mAh
  • Removable Li-Ion
  • 2600 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4 (KitKat)
  • Android 4.4.2 (KitKat)
  • upgradable to 6.1 (Marshmallow); Sense UI 7
Chipset
  • Mediatek MT6592M (28 nm)
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
NFC Unknown
  • Yes (optional)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Flash, Desire 820.
SpecificationFlashDesire 820
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 72.0%
  • 67.2%
PPI /points per inch/
  • 267 PPI
  • 267 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Flash, Desire 820.
SpecificationFlashDesire 820
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 13 MP
  • f/2.2
  • 28mm (wide)
  • AF
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 5 MP
  • 8 MP
  • f/2.3
Performance

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

Performance — specifications for Flash, Desire 820.
SpecificationFlashDesire 820
Processor CPU
  • Octa-core 1.4 GHz Cortex-A7
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali-450MP4
  • Adreno 405
Antutu 7 score * Unknown
  • 37236
GeekBench 4 Single Core * Unknown
  • 573
GeekBench 4 Multi-Core * Unknown
  • 1447
GeekBench 4 RenderScript * Unknown
  • 1914
General specs
General specs — specifications for Flash, Desire 820.
SpecificationFlashDesire 820
Release date
  • 2014
  • September
  • 2014
  • September
Colors
  • Slate/white
  • Marble white
  • Tuxedo Grey
  • Santorini White
  • Milky-way Grey
  • Tangerine White
  • Saffron Grey
  • Flamingo Grey
  • Blue Misty
  • Monarch Orange
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 340 EUR
Battery life Unknown
  • Stand by time- Up to 424 h (3G) Talking time- Up to 22 h 24 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Flash, Desire 820.
SpecificationFlashDesire 820
SIM card
  • Micro-SIM
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 - EMEA
  • Asia HSDPA 850 / 900 / 2100 - Europe TD-SCDMA - Asia -4G - LTE band 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800) - Europe LTE band 1(2100)
  • 3(1800)
  • 8(900) - EMEA LTE band 1(2100)
  • 28(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - Asia
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
  • aptX
Music and Audio
Music and Audio — specifications for Flash, Desire 820.
SpecificationFlashDesire 820
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Flash, Desire 820.
SpecificationFlashDesire 820
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass