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HTC One A9 vs Samsung D720

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

    D720: 28 g lighter

    One A9:
    143 g
    D720:
    115 g
  • Width

    D720: 23.8 mm narrower

    One A9:
    70.8 mm
    D720:
    47 mm
  • Screen diagonal

    D720: 3.2 in smaller diagonal

    One A9:
    5 in
    D720:
    1.8 in
  • Depth

    One A9: 15.7 mm thinner

    One A9:
    7.3 mm
    D720:
    23 mm
  • Height

    D720: 46.8 mm shorter

    One A9:
    145.8 mm
    D720:
    99 mm
  • Release year

    One A9:
    2015
    D720:
    2005

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 +46.8 mm versus D720
    Width:
    70.8 mm +23.8 mm versus D720
    Depth:
    7.3 mm
  2. 2. D720

    Height:
    99 mm
    Width:
    47 mm
    Depth:
    23 mm +15.7 mm versus One A9

Weight

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

  1. 1. One A9

    143 g

    +28 g versus D720

  2. 2. D720

    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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. One A9

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. D720

    D720: Screen geometry unavailable or conflicting.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

One A9: Original memory entry

16 GB · 2 GB RAM32 GB · 3 GB RAM

D720: Original memory entry

18 MB

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. D720

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC-micro

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

    +1250 mAh versus D720

  2. 2. D720

    900 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. D720

Everyday essentials
Everyday essentials — specifications for One A9, D720.
SpecificationOne A9D720
Dimensions (HxWxD)
  • 145.8 Х 70.8 Х 7.3 mm
  • 99 Х 47 Х 23 mm
Weight
  • 143 g
  • 115 g
Technology
  • AMOLED
  • TFT
Screen size
  • 5" inch
  • 1.8" inch
Screen resolution
  • 1080 x 1920 px
  • 176 x 220 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
  • 18 MB
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • MMC-micro
Battery Capacity is not battery life. No endurance test is implied.
  • 2150 mAh
  • Non-removable Li-Ion
  • 900 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); Sense UI
  • Symbian OS 7.0
  • Series 60 UI
Chipset
  • Qualcomm MSM8952 Snapdragon 617 (28 nm)
Unknown
NFC
  • Yes (payments only)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for One A9, D720.
SpecificationOne A9D720
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 256K
Screen area
  • 68.9 cm2
  • 10.2 cm2
Screen format
  • 16:9 (height:width)
Unknown
Screen to body ratio
  • 66.8%
  • 21.9%
PPI /points per inch/
  • 441 PPI
  • 0 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for One A9, D720.
SpecificationOne A9D720
Rear camera, main
  • 13 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • OIS
  • AF
  • 1.3 MP
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 4 MP
  • Single
  • 0 MP,
Specifications
  • 4 MP
  • f/2.0
  • 27mm (wide)
  • 1/3''
  • 2µm
Unknown
Performance

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

Performance — specifications for One A9, D720.
SpecificationOne A9D720
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.2 GHz Cortex-A53)
  • TI 192 MHz
Graphics processor GPU
  • Adreno 405
Unknown
Antutu 7 score *
  • 35247
Unknown
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, D720.
SpecificationOne A9D720
Release date
  • 2015
  • September
  • 2005
  • Q1
Colors
  • Carbon Gray
  • Opal Silver
  • Topaz Gold
  • Deep Garnet
  • Pink
  • Black
  • Red
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
Unknown
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 170 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for One A9, D720.
SpecificationOne A9D720
SIM card
  • Nano-SIM
  • Mini-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
Unknown
Speed
  • HSPA
  • LTE-A Cat7 (2CA) 300/100 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • microUSB 2.0
  • USB Host
  • Proprietary
Bluetooth
  • 4.1
  • A2DP
  • aptX
  • 2.0
Harmful irradiation
  • SAR EU - 0.41 W/kg (head)
  • SAR EU - 0.40 W/kg (head)
Music and Audio
Music and Audio — specifications for One A9, D720.
SpecificationOne A9D720
Radio
  • FM radio
  • No
Others
  • 24-bit/192kHz audio -Dolby audio enhancement -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for One A9, D720.
SpecificationOne A9D720
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0)
  • MP3/AAC/WAV/MP4 player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -SyncML -Predictive text input -Voice memo -Voice command -Organizer