HTC One A9 vs Xiaomi Redmi 5a

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.

  • Display technology

    OLED versus LCD

    One A9:
    OLED
    Redmi 5a:
    LCD
  • Weight

    Redmi 5a: 6 g lighter

    One A9:
    143 g
    Redmi 5a:
    137 g
  • Chipset

    One A9:
    Qualcomm MSM8952 Snapdragon 617 (28 nm)
    Redmi 5a:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Depth

    One A9: 1.1 mm thinner

    One A9:
    7.3 mm
    Redmi 5a:
    8.4 mm
  • Height

    Redmi 5a: 5.4 mm shorter

    One A9:
    145.8 mm
    Redmi 5a:
    140.4 mm
  • Release year

    One A9:
    2015
    Redmi 5a:
    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. One A9

    Height:
    145.8 mm +5.4 mm versus Redmi 5a
    Width:
    70.8 mm
    Depth:
    7.3 mm
  2. 2. Redmi 5a

    Height:
    140.4 mm
    Width:
    70.1 mm
    Depth:
    8.4 mm +1.1 mm versus One A9

Weight

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

  1. 1. One A9

    143 g

    +6 g versus Redmi 5a

  2. 2. Redmi 5a

    137 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. One A9

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

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

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

Redmi 5a: Original memory entry

32 GB · 3 GB RAM 16 GB · 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. One A9

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

2. Redmi 5a

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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

  2. 2. Redmi 5a

    3000 mAh

    +850 mAh versus One A9

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. Redmi 5a

Everyday essentials
Everyday essentials — specifications for One A9, Redmi 5a.
SpecificationOne A9Redmi 5a
Dimensions (HxWxD)
  • 145.8 Х 70.8 Х 7.3 mm
  • 140.4 Х 70.1 Х 8.4 mm
Weight
  • 143 g
  • 137 g
Technology
  • AMOLED
  • IPS LCD
Screen size
  • 5" inch
  • 5" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1280 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
  • 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2150 mAh
  • Non-removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); Sense UI
  • Android 7.1.2 (Nougat); MIUI 10
Chipset
  • Qualcomm MSM8952 Snapdragon 617 (28 nm)
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
NFC
  • Yes (payments only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for One A9, Redmi 5a.
SpecificationOne A9Redmi 5a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 68.0 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 66.8%
  • 69.1%
PPI /points per inch/
  • 441 PPI
  • 296 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for One A9, Redmi 5a.
SpecificationOne A9Redmi 5a
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • OIS
  • AF
  • 13 MP
  • PDAF
  • f/2.2
Functions
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 4 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 4 MP
  • f/2.0
  • 27mm (wide)
  • 1/3''
  • 2µm
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for One A9, Redmi 5a.
SpecificationOne A9Redmi 5a
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.2 GHz Cortex-A53)
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Adreno 405
  • Adreno 308
Antutu 7 score *
  • 35247
  • 32456
GeekBench 4 Single Core *
  • 692
  • 660
GeekBench 4 Multi-Core *
  • 3049
  • 2014
GeekBench 4 RenderScript *
  • 2110
  • 1368
GeekBench 5 Single Core *
  • 128
  • 124
GeekBench 5 Multi-Core *
  • 663
  • 410
General specs
General specs — specifications for One A9, Redmi 5a.
SpecificationOne A9Redmi 5a
Release date
  • 2015
  • September
  • 2017
  • November
Colors
  • Carbon Gray
  • Opal Silver
  • Topaz Gold
  • Deep Garnet
  • Pink
  • Gold
  • Dark Gray
  • Rose Gold
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
  • 110 EUR
Battery life
  • Stand by time- Up to 432 h (3G) Talking time- Up to 16 h (3G) Music play - Up to 60 h
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for One A9, Redmi 5a.
SpecificationOne A9Redmi 5a
SIM card
  • Nano-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
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 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE-A Cat7 (2CA) 300/100 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • 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
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • aptX
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.41 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for One A9, Redmi 5a.
SpecificationOne A9Redmi 5a
Radio
  • FM radio
  • FM radio
Others
  • 24-bit/192kHz audio -Dolby audio enhancement -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for One A9, Redmi 5a.
SpecificationOne A9Redmi 5a
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0)
  • Sensors Accelerometer
  • proximity
  • Infrared port - For India; China