HTC One A9 vs Motorola ROKR E2

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

    ROKR E2: 36 g lighter

    One A9:
    143 g
    ROKR E2:
    107 g
  • Width

    ROKR E2: 21.3 mm narrower

    One A9:
    70.8 mm
    ROKR E2:
    49.5 mm
  • Screen diagonal

    ROKR E2: 3 in smaller diagonal

    One A9:
    5 in
    ROKR E2:
    2 in
  • Depth

    One A9: 10.7 mm thinner

    One A9:
    7.3 mm
    ROKR E2:
    18 mm
  • Height

    ROKR E2: 39.8 mm shorter

    One A9:
    145.8 mm
    ROKR E2:
    106 mm
  • Release year

    One A9:
    2015
    ROKR E2:
    2006

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 +39.8 mm versus ROKR E2
    Width:
    70.8 mm +21.3 mm versus ROKR E2
    Depth:
    7.3 mm
  2. 2. ROKR E2

    Height:
    106 mm
    Width:
    49.5 mm
    Depth:
    18 mm +10.7 mm versus One A9

Weight

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

  1. 1. One A9

    143 g

    +36 g versus ROKR E2

  2. 2. ROKR E2

    107 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. ROKR E2

    Screen diagonal:
    2 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    12.4 cm²

One A9 has approximately 456.4% more rectangular screen area than ROKR E2.

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

ROKR E2: Original memory entry

10 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. ROKR E2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details SD · up to 2 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. One A9

    2150 mAh

    +1300 mAh versus ROKR E2

  2. 2. ROKR E2

    850 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. ROKR E2

Everyday essentials
Everyday essentials — specifications for One A9, ROKR E2.
SpecificationOne A9ROKR E2
Dimensions (HxWxD)
  • 145.8 Х 70.8 Х 7.3 mm
  • 106 Х 49.5 Х 18 mm
Weight
  • 143 g
  • 107 g
Technology
  • AMOLED
  • TFT
Screen size
  • 5" inch
  • 2" inch
Screen resolution
  • 1080 x 1920 px
  • 240 x 320 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
  • 10 MB
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • SD
  • up to 2 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2150 mAh
  • Non-removable Li-Ion
  • 850 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); Sense UI
  • Linux
Chipset
  • Qualcomm MSM8952 Snapdragon 617 (28 nm)
Unknown
NFC
  • Yes (payments only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for One A9, ROKR E2.
SpecificationOne A9ROKR E2
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 256K
Screen area
  • 68.9 cm2
  • 12.4 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 66.8%
  • 23.6%
PPI /points per inch/
  • 441 PPI
  • 200 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for One A9, ROKR E2.
SpecificationOne A9ROKR E2
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, ROKR E2.
SpecificationOne A9ROKR E2
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.2 GHz Cortex-A53)
  • 32-bit Intel XScale PXA270 312 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, ROKR E2.
SpecificationOne A9ROKR E2
Release date
  • 2015
  • September
  • 2006
  • January
Colors
  • Carbon Gray
  • Opal Silver
  • Topaz Gold
  • Deep Garnet
  • Pink
  • Silver
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
  • 130 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 200 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for One A9, ROKR E2.
SpecificationOne A9ROKR E2
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
  • Class 6
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
  • miniUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • aptX
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.41 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for One A9, ROKR E2.
SpecificationOne A9ROKR E2
Radio
  • FM radio
  • FM radio
Others
  • 24-bit/192kHz audio -Dolby audio enhancement -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for One A9, ROKR E2.
SpecificationOne A9ROKR E2
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 3.0)
  • MP4/MP3 player -iTAP -Voice memo -Voice dial -Organizer -Changeable covers