HTC One A9 vs Nokia Lumia 820

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

    One A9: 17 g lighter

    One A9:
    143 g
    Lumia 820:
    160 g
  • Width

    Lumia 820: 2.3 mm narrower

    One A9:
    70.8 mm
    Lumia 820:
    68.5 mm
  • Screen diagonal

    Lumia 820: 0.7 in smaller diagonal

    One A9:
    5 in
    Lumia 820:
    4.3 in
  • Chipset

    One A9:
    Qualcomm MSM8952 Snapdragon 617 (28 nm)
    Lumia 820:
    Qualcomm MSM8960 Snapdragon S4 Plus
  • Depth

    One A9: 2.6 mm thinner

    One A9:
    7.3 mm
    Lumia 820:
    9.9 mm
  • Height

    Lumia 820: 22 mm shorter

    One A9:
    145.8 mm
    Lumia 820:
    123.8 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. One A9

    Height:
    145.8 mm +22 mm versus Lumia 820
    Width:
    70.8 mm +2.3 mm versus Lumia 820
    Depth:
    7.3 mm
  2. 2. Lumia 820

    Height:
    123.8 mm
    Width:
    68.5 mm
    Depth:
    9.9 mm +2.6 mm versus One A9

Weight

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

  1. 1. One A9

    143 g

  2. 2. Lumia 820

    160 g

    +17 g versus One A9

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. One A9

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Lumia 820

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

One A9 has approximately 31% more rectangular screen area than Lumia 820.

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 One A9, Lumia 820, compared at the same storage capacity.
StorageOne A9Lumia 820
8 GB Unknown 1 GB RAM
One A9: Original memory entry

16 GB · 2 GB RAM32 GB · 3 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. One A9

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

2. Lumia 820

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. One A9

    2150 mAh

    +500 mAh versus Lumia 820

  2. 2. Lumia 820

    1650 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. One A92. Lumia 820

Everyday essentials
Everyday essentials — specifications for One A9, Lumia 820.
SpecificationOne A9Lumia 820
Dimensions (HxWxD)
  • 145.8 Х 70.8 Х 7.3 mm
  • 123.8 Х 68.5 Х 9.9 mm
Weight
  • 143 g
  • 160 g
Technology
  • AMOLED
  • AMOLED
Screen size
  • 5" inch
  • 4.3" inch
Screen resolution
  • 1080 x 1920 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 RAM32 GB
  • 3 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2150 mAh
  • Non-removable Li-Ion
  • 1650 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); Sense UI
  • Microsoft Windows Phone 8
  • upgradable to 8.1
Chipset
  • Qualcomm MSM8952 Snapdragon 617 (28 nm)
  • Qualcomm MSM8960 Snapdragon S4 Plus
NFC
  • Yes (payments only)
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for One A9, Lumia 820.
SpecificationOne A9Lumia 820
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 52.6 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 66.8%
  • 62.1%
PPI /points per inch/
  • 441 PPI
  • 217 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for One A9, Lumia 820.
SpecificationOne A9Lumia 820
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • OIS
  • AF
  • 8 MP
  • AF
Functions
  • HDR
  • Carl Zeiss optics
  • Dual-LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 4 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 4 MP
  • f/2.0
  • 27mm (wide)
  • 1/3''
  • 2µm
  • VGA
Performance

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

Performance — specifications for One A9, Lumia 820.
SpecificationOne A9Lumia 820
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.2 GHz Cortex-A53)
  • Dual-core 1.5 GHz Krait
Graphics processor GPU
  • Adreno 405
  • Adreno 225
Antutu 7 score *
  • 35247
  • 3150
GeekBench 4 Single Core *
  • 692
Unknown
GeekBench 4 Multi-Core *
  • 3049
Unknown
GeekBench 4 RenderScript *
  • 2110
Unknown
GeekBench 5 Single Core *
  • 128
Unknown
GeekBench 5 Multi-Core *
  • 663
Unknown
General specs
General specs — specifications for One A9, Lumia 820.
SpecificationOne A9Lumia 820
Release date
  • 2015
  • September
  • 2012
  • September
Colors
  • Carbon Gray
  • Opal Silver
  • Topaz Gold
  • Deep Garnet
  • Pink
  • Black
  • Gray
  • Red
  • Yellow
  • White
  • Blue
  • Violet
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
  • 170 EUR
Battery life
  • Stand by time- Up to 432 h (3G) Talking time- Up to 16 h (3G) Music play - Up to 60 h
  • Stand by time- Up to 330 h (2G) / Up to 330 h (3G) Talking time- Up to 14 h (2G) / Up to 8 h (3G) Music play - Up to 55 h
Communication and Connectivity
Communication and Connectivity — specifications for One A9, Lumia 820.
SpecificationOne A9Lumia 820
SIM card
  • Nano-SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Americas HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 12(700)
  • 13(700)
  • 17(700)
  • 29(700) - Americas LTE band 1(2100)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500) - EMEA/ Asia
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
Speed
  • HSPA
  • LTE-A Cat7 (2CA) 300/100 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat3 100/50 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • aptX
  • 4.0
  • A2DP
  • EDR
  • LE/ aptX after WP8 Denim update
Harmful irradiation
  • SAR EU - 0.41 W/kg (head)
  • SAR - 1.37 W/kg (head) 0.71 W/kg (body) SAR EU - 0.79 W/kg (head)
Music and Audio
Music and Audio — specifications for One A9, Lumia 820.
SpecificationOne A9Lumia 820
Radio
  • FM radio
  • FM radio
Others
  • 24-bit/192kHz audio -Dolby audio enhancement -Active noise cancellation with dedicated mic
  • Nokia ClearBlack display
  • Dolby Headphone -Active noise cancellation with dedicated mic
Other features
Other features — specifications for One A9, Lumia 820.
SpecificationOne A9Lumia 820
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass