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HTC One (M8) CDMA vs O2 XDA Atom Exec

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.

  • WeightXDA Atom Exec: 20 g lighterXDA Atom Exec: 140 g · One (M8) CDMA: 160 g
  • WidthXDA Atom Exec: 12.6 mm narrowerXDA Atom Exec: 58 mm · One (M8) CDMA: 70.6 mm
  • Screen diagonalXDA Atom Exec: 2.3 in smaller diagonalXDA Atom Exec: 2.7 in · One (M8) CDMA: 5 in
  • DepthOne (M8) CDMA: 9.1 mm thinnerOne (M8) CDMA: 9.4 mm · XDA Atom Exec: 18.5 mm
  • HeightXDA Atom Exec: 44.4 mm shorterXDA Atom Exec: 102 mm · One (M8) CDMA: 146.4 mm
  • Release year2014 / 2006One (M8) CDMA: 2014 · XDA Atom Exec: 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.

Front
One (M8) CDMA: 146.4 × 70.6 mm 1 XDA Atom Exec: 102 × 58 mm 2
Side
One (M8) CDMA: 146.4 × 9.4 mm 1 XDA Atom Exec: 102 × 18.5 mm 2
  1. 1. One (M8) CDMA
    Height
    146.4 mm+44.4 mm versus XDA Atom Exec
    Width
    70.6 mm+12.6 mm versus XDA Atom Exec
    Depth
    9.4 mm
    Weight
    160 g
  2. 2. XDA Atom Exec
    Height
    102 mm
    Width
    58 mm
    Depth
    18.5 mm+9.1 mm versus One (M8) CDMA
    Weight
    140 g
Weight

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

  1. 1. One (M8) CDMA160 g

    +20 g versus XDA Atom Exec

  2. 2. XDA Atom Exec140 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.

Screen size
One (M8) CDMA: 5 in, 16:9, About 68.9 cm² rectangular area 1 XDA Atom Exec: 2.7 in, 4:3, About 22.6 cm² rectangular area 2
  1. 1. One (M8) CDMA 5 in · 16:9 About 68.9 cm² rectangular area
  2. 2. XDA Atom Exec 2.7 in · 4:3 About 22.6 cm² rectangular area

One (M8) CDMA has approximately 205.3% more rectangular screen area than XDA Atom Exec.

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 by storage capacity and phone
StorageOne (M8) CDMAXDA Atom Exec
32 GB 2 GB RAM Unknown
XDA Atom Exec: Original memory entry

64 MB RAM · 192 MB ROM

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 (M8) CDMA

NFC
See details Yes (market/operator dependent)
Headphone jack
Yes
Memory card support
See details microSD · up to 256 GB (dedicated slot)

2. XDA Atom Exec

NFC
Unknown
Headphone jack
No
Memory card support
See details miniSD

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. One (M8) CDMA2600 mAh

    +1070 mAh versus XDA Atom Exec

  2. 2. XDA Atom Exec1530 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 (M8) CDMA2. XDA Atom Exec

Everyday essentials
Everyday essentials
SpecificationOne (M8) CDMAXDA Atom Exec
Dimensions (HxWxD)
  • 146.4 Х 70.6 Х 9.4 mm
  • 102 Х 58 Х 18.5 mm
Weight
  • 160 g
  • 140 g
Technology
  • Super LCD3
  • TFT
Screen size
  • 5" inch
  • 2.7" inch
Screen resolution
  • 1080 x 1920 px
  • 240 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2 GB RAM
  • 64 MB RAM
  • 192 MB ROM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • miniSD
BatteryCapacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Non-removable Li-Ion
  • 1530 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • upgradable to 6 (Marshmallow); Sense UI 6
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset
  • Qualcomm MSM8974AB Snapdragon 801 (28 nm)
Unknown
NFC
  • Yes (market/operator dependent)
Unknown
Headphone jack
  • Yes
  • No
Display
Display
SpecificationOne (M8) CDMAXDA Atom Exec
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 68.9 cm2
  • 22.6 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 66.7%
  • 38.2%
PPI /points per inch/
  • 441 PPI
  • 148 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video
SpecificationOne (M8) CDMAXDA Atom Exec
Rear camera, main
  • 4 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 4 MP
  • f/2.0
  • 27mm (wide)
  • 1/3''
  • 2µm
  • AF -4 MP
  • depth sensor
  • 2 MP
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
Unknown
Performance
Performance
SpecificationOne (M8) CDMAXDA Atom Exec
Processor CPU
  • Quad-core 2.3 GHz Krait 400
  • Intel XScale PXA 27x 520MHz
Graphics processor GPU
  • Adreno 330
Unknown
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 961
Unknown
General specs
General specs
SpecificationOne (M8) CDMAXDA Atom Exec
Release date
  • 2014
  • March
  • 2006
  • June
Colors
  • Gunmetal Gray
  • Glacial Silver
  • Silver
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
  • 310 EUR
Battery life
  • Stand by time- Up to 290 h Talking time- Up to 12 h
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationOne (M8) CDMAXDA Atom Exec
SIM card
  • Nano-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - Sprint
  • Verizon CDMA 800 / 1900 - Sprint
  • Verizon -3G - HSDPA 850 / 1900 / 2100 - for Sprint HSDPA 850 / 900 / 1900 / 2100 - for Verizon CDMA2000 1xEV-DO - for Sprint
  • Verizon -4G - LTE band 25(1900)
  • 27(800)
  • 38(2600) - Sprint LTE band 3(1800)
  • 4(1700/2100)
  • 7(2600)
  • 13(700) - Verizon
Unknown
Speed
  • HSPA 14.4/5.76 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • microUSB 2.0 (MHL TV-out)
  • USB Host
  • miniUSB
Bluetooth
  • 4.0
  • A2DP
  • aptX
  • 1.2
Harmful irradiation
  • SAR - 0.83 W/kg (head) 1.17 W/kg (body)
Unknown
Music and Audio
Music and Audio
SpecificationOne (M8) CDMAXDA Atom Exec
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Handwriting recognition
Other features
Other features
SpecificationOne (M8) CDMAXDA Atom Exec
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • Infrared port - Fast battery charging (Quick Charge 2.0) - Also known as HTC M8
  • All New HTC One
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player