HTC Desire 820 vs Lava A73

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.

  • Width

    A73: 5.9 mm narrower

    Desire 820:
    78.7 mm
    A73:
    72.8 mm
  • Screen diagonal

    A73: 0.5 in smaller diagonal

    Desire 820:
    5.5 in
    A73:
    5 in
  • Depth

    Desire 820: 1.6 mm thinner

    Desire 820:
    7.7 mm
    A73:
    9.3 mm
  • Height

    A73: 12.2 mm shorter

    Desire 820:
    157.7 mm
    A73:
    145.5 mm
  • Release year

    Desire 820:
    2014
    A73:
    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. Desire 820

    Height:
    157.7 mm +12.2 mm versus A73
    Width:
    78.7 mm +5.9 mm versus A73
    Depth:
    7.7 mm
    Weight:
    155 g
  2. 2. A73

    Height:
    145.5 mm
    Width:
    72.8 mm
    Depth:
    9.3 mm +1.6 mm versus Desire 820
    Weight:
    Unknown

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. Desire 820

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. A73

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

Desire 820 has approximately 21% more rectangular screen area than A73.

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 Desire 820, A73, compared at the same storage capacity.
StorageDesire 820A73
8 GB Not recorded 1 GB RAM
16 GB 2 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Desire 820

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

2. A73

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.

Recorded battery capacity

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

  1. 1. Desire 820

    2600 mAh

    +600 mAh versus A73

  2. 2. A73

    2000 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. Desire 8202. A73

Everyday essentials
Everyday essentials — specifications for Desire 820, A73.
SpecificationDesire 820A73
Dimensions (HxWxD)
  • 157.7 Х 78.7 Х 7.7 mm
  • 145.5 Х 72.8 Х 9.3 mm
Weight
  • 155 g
  • 0 g
Technology
  • LCD
  • TN
Screen size
  • 5.5" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Non-removable Li-Po
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • upgradable to 6.1 (Marshmallow); Sense UI 7
  • Android 6.0 (Marshmallow)
Chipset
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
Unknown
NFC
  • Yes (optional)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Desire 820, A73.
SpecificationDesire 820A73
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 83.4 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 67.2%
  • 65.0%
PPI /points per inch/
  • 267 PPI
  • 196 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Desire 820, A73.
SpecificationDesire 820A73
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • 28mm (wide)
  • AF
  • 5 MP
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • f/2.3
  • 5 MP
Performance

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

Performance — specifications for Desire 820, A73.
SpecificationDesire 820A73
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Adreno 405
Unknown
Antutu 7 score *
  • 37236
Unknown
GeekBench 4 Single Core *
  • 573
Unknown
GeekBench 4 Multi-Core *
  • 1447
Unknown
GeekBench 4 RenderScript *
  • 1914
Unknown
General specs
General specs — specifications for Desire 820, A73.
SpecificationDesire 820A73
Release date
  • 2014
  • September
  • 2017
  • February
Colors
  • Marble white
  • Tuxedo Grey
  • Santorini White
  • Milky-way Grey
  • Tangerine White
  • Saffron Grey
  • Flamingo Grey
  • Blue Misty
  • Monarch Orange
  • Dark Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 340 EUR
Unknown
Battery life
  • Stand by time- Up to 424 h (3G) Talking time- Up to 22 h 24 min (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Desire 820, A73.
SpecificationDesire 820A73
SIM card
  • Nano-SIM
  • Dual SIM
Network
  • 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
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • aptX
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Desire 820, A73.
SpecificationDesire 820A73
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Desire 820, A73.
SpecificationDesire 820A73
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer For India