O2 XDA Stealth vs Oppo A39

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

    XDA Stealth: 7 g lighter

    XDA Stealth:
    140 g
    A39:
    147 g
  • Width

    XDA Stealth: 19.9 mm narrower

    XDA Stealth:
    53 mm
    A39:
    72.9 mm
  • Screen diagonal

    XDA Stealth: 2.8 in smaller diagonal

    XDA Stealth:
    2.4 in
    A39:
    5.2 in
  • Depth

    A39: 14.8 mm thinner

    XDA Stealth:
    22.5 mm
    A39:
    7.7 mm
  • Height

    XDA Stealth: 39.1 mm shorter

    XDA Stealth:
    110 mm
    A39:
    149.1 mm
  • Release year

    XDA Stealth:
    2006
    A39:
    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. XDA Stealth

    Height:
    110 mm
    Width:
    53 mm
    Depth:
    22.5 mm +14.8 mm versus A39
  2. 2. A39

    Height:
    149.1 mm +39.1 mm versus XDA Stealth
    Width:
    72.9 mm +19.9 mm versus XDA Stealth
    Depth:
    7.7 mm

Weight

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

  1. 1. XDA Stealth

    140 g

  2. 2. A39

    147 g

    +7 g versus XDA Stealth

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 Stealth

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²
  2. 2. A39

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²

A39 has approximately 317.9% more rectangular screen area than XDA Stealth.

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 for XDA Stealth, A39, compared at the same storage capacity.
StorageXDA StealthA39
32 GB Unknown 3 GB RAM
XDA Stealth: 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. XDA Stealth

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

2. A39

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 Stealth

    1300 mAh

  2. 2. A39

    2900 mAh

    +1600 mAh versus XDA Stealth

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 Stealth2. A39

Everyday essentials
Everyday essentials — specifications for XDA Stealth, A39.
SpecificationXDA StealthA39
Dimensions (HxWxD)
  • 110 Х 53 Х 22.5 mm
  • 149.1 Х 72.9 Х 7.7 mm
Weight
  • 140 g
  • 147 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.4" inch
  • 5.2" inch
Screen resolution
  • 240 x 320 px
  • 720 x 1280 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
  • 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.
  • 1300 mAh
  • Removable Li-Po
  • 2900 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 5.1 (Lollipop); ColorOS 3
Chipset Unknown
  • Mediatek MT6750 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Stealth, A39.
SpecificationXDA StealthA39
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 17.8 cm2
  • 74.5 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 30.6%
  • 68.6%
PPI /points per inch/
  • 167 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for XDA Stealth, A39.
SpecificationXDA StealthA39
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • AF
  • 13 MP
  • f/2.2
  • 1/3''
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
  • f/2.4
  • 1/4''
  • 1.4µm
Performance

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

Performance — specifications for XDA Stealth, A39.
SpecificationXDA StealthA39
Processor CPU
  • Intel XScale PXA 272 416 MHz
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU Unknown
  • Mali-T860MP2
GeekBench 4 Single Core * Unknown
  • 639
GeekBench 4 Multi-Core * Unknown
  • 2481
GeekBench 4 RenderScript * Unknown
  • 1870
General specs
General specs — specifications for XDA Stealth, A39.
SpecificationXDA StealthA39
Release date
  • 2006
  • September
  • 2017
  • March
Colors
  • Silver
  • Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 4 h 30 min
Unknown
Body build Unknown
  • aluminum body
  • plastic ends
Communication and Connectivity
Communication and Connectivity — specifications for XDA Stealth, A39.
SpecificationXDA StealthA39
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 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500) LTE band 1(2100)
  • 20(800)
  • 28(700)
  • 39(1900)
  • 41(2500)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 1.2
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for XDA Stealth, A39.
SpecificationXDA StealthA39
Radio
  • No
  • FM radio
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for XDA Stealth, A39.
SpecificationXDA StealthA39
Dop
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Predictive text input -Voice dial
  • Sensors Accelerometer
  • proximity
  • compass