O2 XDA Atom Exec vs Samsung Galaxy J8

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

    XDA Atom Exec: 37 g lighter

    XDA Atom Exec:
    140 g
    Galaxy J8:
    177 g
  • Width

    XDA Atom Exec: 17.7 mm narrower

    XDA Atom Exec:
    58 mm
    Galaxy J8:
    75.7 mm
  • Screen diagonal

    XDA Atom Exec: 3.3 in smaller diagonal

    XDA Atom Exec:
    2.7 in
    Galaxy J8:
    6 in
  • Rear camera layout

    XDA Atom Exec:
    Single
    Galaxy J8:
    Dual
  • Depth

    Galaxy J8: 10.3 mm thinner

    XDA Atom Exec:
    18.5 mm
    Galaxy J8:
    8.2 mm
  • Height

    XDA Atom Exec: 57.2 mm shorter

    XDA Atom Exec:
    102 mm
    Galaxy J8:
    159.2 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. XDA Atom Exec

    Height:
    102 mm
    Width:
    58 mm
    Depth:
    18.5 mm +10.3 mm versus Galaxy J8
  2. 2. Galaxy J8

    Height:
    159.2 mm +57.2 mm versus XDA Atom Exec
    Width:
    75.7 mm +17.7 mm versus XDA Atom Exec
    Depth:
    8.2 mm

Weight

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

  1. 1. XDA Atom Exec

    140 g

  2. 2. Galaxy J8

    177 g

    +37 g versus XDA Atom Exec

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. XDA Atom Exec

    Screen diagonal:
    2.7 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    22.6 cm²
  2. 2. Galaxy J8

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18.5:9
    Approximate rectangular screen area:
    91.4 cm²

Galaxy J8 has approximately 304.7% 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.

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

XDA Atom Exec: Original memory entry

64 MB RAM · 192 MB ROM

Galaxy J8: Original memory entry

64 GB · 4 GB RAM 32 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. XDA Atom Exec

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD

2. Galaxy J8

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. XDA Atom Exec

    1530 mAh

  2. 2. Galaxy J8

    3500 mAh

    +1970 mAh versus XDA Atom Exec

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. XDA Atom Exec2. Galaxy J8

Everyday essentials
Everyday essentials — specifications for XDA Atom Exec, Galaxy J8.
SpecificationXDA Atom ExecGalaxy J8
Dimensions (HxWxD)
  • 102 Х 58 Х 18.5 mm
  • 159.2 Х 75.7 Х 8.2 mm
Weight
  • 140 g
  • 177 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.7" inch
  • 6" inch
Screen resolution
  • 240 x 320 px
  • 720 x 1480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 192 MB ROM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • miniSD
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 8.0 (Oreo)
Chipset Unknown
  • Qualcomm SDM450 Snapdragon 450 (14 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Atom Exec, Galaxy J8.
SpecificationXDA Atom ExecGalaxy J8
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 22.6 cm2
  • 91.4 cm2
Screen format
  • 4:3 (height:width)
  • 18.5:9 (height:width)
Screen to body ratio
  • 38.2%
  • 75.8%
PPI /points per inch/
  • 148 PPI
  • 274 PPI
Camera and Video
Camera and Video — specifications for XDA Atom Exec, Galaxy J8.
SpecificationXDA Atom ExecGalaxy J8
Rear camera, main
  • 2 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 2 MP
  • 16 MP
  • f/1.7
  • AF -5 MP
  • f/1.9
  • depth sensor
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 16 MP
  • Single
Specifications Unknown
  • 16 MP
  • f/1.9
Performance

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

Performance — specifications for XDA Atom Exec, Galaxy J8.
SpecificationXDA Atom ExecGalaxy J8
Processor CPU
  • Intel XScale PXA 27x 520MHz
  • Octa-core 1.6 GHz Cortex-A53
Graphics processor GPU Unknown
  • Adreno 506
Antutu 7 score * Unknown
  • 57202
General specs
General specs — specifications for XDA Atom Exec, Galaxy J8.
SpecificationXDA Atom ExecGalaxy J8
Release date
  • 2006
  • June
  • 2018
  • May
Colors
  • Silver
  • Black
  • Gold
  • Blue
  • Purple
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 310 EUR
  • 250 EUR
Battery life Unknown
  • Talking time- Up to 23 h (3G) Music play - Up to 112 h
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for XDA Atom Exec, Galaxy J8.
SpecificationXDA Atom ExecGalaxy J8
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • 66(1700/2100) - J810Y/DS
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • miniUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 1.2
  • 4.2
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.57 W/kg (head) 1.18 W/kg (body)
Music and Audio
Music and Audio — specifications for XDA Atom Exec, Galaxy J8.
SpecificationXDA Atom ExecGalaxy J8
Radio
  • FM radio
  • FM radio
  • recording
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for XDA Atom Exec, Galaxy J8.
SpecificationXDA Atom ExecGalaxy J8
Dop
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Versions: J810F/DS (Global DS); J810G/DS (India); J810Y/DS (Asia) Also known as Samsung Galaxy On8 in India