HTC Desire 820 vs HTC Primo

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

    Primo: 40 g lighter

    Desire 820:
    155 g
    Primo:
    115 g
  • Width

    Primo: 19 mm narrower

    Desire 820:
    78.7 mm
    Primo:
    59.7 mm
  • Screen diagonal

    Primo: 1.8 in smaller diagonal

    Desire 820:
    5.5 in
    Primo:
    3.7 in
  • Chipset

    Desire 820:
    Qualcomm MSM8939 Snapdragon 615 (28 nm)
    Primo:
    Qualcomm MSM8255 Snapdragon S2
  • Depth

    Desire 820: 1.5 mm thinner

    Desire 820:
    7.7 mm
    Primo:
    9.2 mm
  • Height

    Primo: 37.4 mm shorter

    Desire 820:
    157.7 mm
    Primo:
    120.3 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. Desire 820

    Height:
    157.7 mm +37.4 mm versus Primo
    Width:
    78.7 mm +19 mm versus Primo
    Depth:
    7.7 mm
  2. 2. Primo

    Height:
    120.3 mm
    Width:
    59.7 mm
    Depth:
    9.2 mm +1.5 mm versus Desire 820

Weight

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

  1. 1. Desire 820

    155 g

    +40 g versus Primo

  2. 2. Primo

    115 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. Desire 820

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

    Screen diagonal:
    3.7 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    39 cm²

Desire 820 has approximately 114% more rectangular screen area than Primo.

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, Primo, compared at the same storage capacity.
StorageDesire 820Primo
16 GB 2 GB RAM Unknown
Primo: Original memory entry

4 GB (1 GB user available) · 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. Desire 820

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

2. Primo

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. Desire 820

    2600 mAh

    +1100 mAh versus Primo

  2. 2. Primo

    1500 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. Primo

Everyday essentials
Everyday essentials — specifications for Desire 820, Primo.
SpecificationDesire 820Primo
Dimensions (HxWxD)
  • 157.7 Х 78.7 Х 7.7 mm
  • 120.3 Х 59.7 Х 9.2 mm
Weight
  • 155 g
  • 115 g
Technology
  • LCD
  • Super LCD2
Screen size
  • 5.5" inch
  • 3.7" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 4 GB (1 GB user available)
  • 512 MB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Non-removable Li-Po
  • 1500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • upgradable to 6.1 (Marshmallow); Sense UI 7
  • Android 4.0.3 (Ice Cream Sandwich)
  • not upgradable to 4.1 (Jelly Bean); Sense UI 4
Chipset
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Qualcomm MSM8255 Snapdragon S2
NFC
  • Yes (optional)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Desire 820, Primo.
SpecificationDesire 820Primo
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 39.0 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 67.2%
  • 54.3%
PPI /points per inch/
  • 267 PPI
  • 252 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Desire 820, Primo.
SpecificationDesire 820Primo
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • 28mm (wide)
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.3
  • No
Performance

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

Performance — specifications for Desire 820, Primo.
SpecificationDesire 820Primo
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
  • 1.0 GHz Scorpion
Graphics processor GPU
  • Adreno 405
  • Adreno 205
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, Primo.
SpecificationDesire 820Primo
Release date
  • 2014
  • September
  • 2012
  • February. Released 2012
  • April
Colors
  • Marble white
  • Tuxedo Grey
  • Santorini White
  • Milky-way Grey
  • Tangerine White
  • Saffron Grey
  • Flamingo Grey
  • Blue Misty
  • Monarch Orange
  • Black
  • Brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 340 EUR
  • 130 EUR
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, Primo.
SpecificationDesire 820Primo
SIM card
  • Nano-SIM
  • Mini-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 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
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
  • Wi-Fi Direct
  • 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
  • aptX
Harmful irradiation Unknown
  • SAR - 0.87 W/kg (head) 0.77 W/kg (body) SAR EU - 0.87 W/kg (head)
Music and Audio
Music and Audio — specifications for Desire 820, Primo.
SpecificationDesire 820Primo
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Others Unknown
  • Beats Audio
Other features
Other features — specifications for Desire 820, Primo.
SpecificationDesire 820Primo
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity - DivX/XviD/MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV player -Document editor -Voice memo/dial -Predictive text input