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Google Pixel XL vs O2 XDA Comet

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 Comet: 23 g lighter

    Pixel XL:
    168 g
    XDA Comet:
    145 g
  • Width

    XDA Comet: 17.7 mm narrower

    Pixel XL:
    75.7 mm
    XDA Comet:
    58 mm
  • Screen diagonal

    XDA Comet: 2.8 in smaller diagonal

    Pixel XL:
    5.5 in
    XDA Comet:
    2.7 in
  • Depth

    Pixel XL: 10.5 mm thinner

    Pixel XL:
    8.5 mm
    XDA Comet:
    19 mm
  • Height

    XDA Comet: 48.7 mm shorter

    Pixel XL:
    154.7 mm
    XDA Comet:
    106 mm
  • Release year

    Pixel XL:
    2016
    XDA Comet:
    2007

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. Pixel XL

    Height:
    154.7 mm +48.7 mm versus XDA Comet
    Width:
    75.7 mm +17.7 mm versus XDA Comet
    Depth:
    8.5 mm
  2. 2. XDA Comet

    Height:
    106 mm
    Width:
    58 mm
    Depth:
    19 mm +10.5 mm versus Pixel XL

Weight

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

  1. 1. Pixel XL

    168 g

    +23 g versus XDA Comet

  2. 2. XDA Comet

    145 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. Pixel XL

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. XDA Comet

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

Pixel XL has approximately 269.4% more rectangular screen area than XDA Comet.

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.

Pixel XL: Original memory entry

32/128 GB · 512GB 4GB

XDA Comet: Original memory entry

64 MB RAM · 1 GB 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. Pixel XL

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

2. XDA Comet

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

Battery capacity

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

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. Pixel XL2. XDA Comet

Everyday essentials
Everyday essentials — specifications for Pixel XL, XDA Comet.
SpecificationPixel XLXDA Comet
Dimensions (HxWxD)
  • 154.7 Х 75.7 Х 8.5 mm
  • 106 Х 58 Х 19 mm
Weight
  • 168 g
  • 145 g
Technology
  • AMOLED
  • TFT
Screen size
  • 5.5" inch
  • 2.7" inch
Screen resolution
  • 1440 x 2560 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32/128 GB
  • 512GB 4GB
  • 64 MB RAM
  • 1 GB ROM
Memory card support
  • No
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 3450 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 7.1 (Nougat)
  • upgradable to Android 9.0 (Pie)
  • Microsoft Windows Mobile 6.0 Professional
Chipset
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Pixel XL, XDA Comet.
SpecificationPixel XLXDA Comet
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 83.4 cm2
  • 22.6 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 71.2%
  • 36.7%
PPI /points per inch/
  • 534 PPI
  • 148 PPI
Screen protection
  • Corning Gorilla Glass 4
Unknown
Camera and Video
Camera and Video — specifications for Pixel XL, XDA Comet.
SpecificationPixel XLXDA Comet
Rear camera, main
  • 12.3 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 12.3 MP
  • f/2.0
  • 1/2.3''
  • 1.55µm
  • PDAF & laser AF
  • 2 MP
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.4
  • 1/3.2''
  • 1.4µm
  • VGA videocall camera
Performance
Performance — specifications for Pixel XL, XDA Comet.
SpecificationPixel XLXDA Comet
Processor CPU
  • Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
  • Intel XScale PXA 270 620 MHz
Graphics processor GPU
  • Adreno 530
Unknown
Antutu 7 score Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 145789
Unknown
GeekBench 4 Single Core Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 1627
Unknown
GeekBench 4 Multi-Core Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 4060
Unknown
GeekBench 4 RenderScript Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 7506
Unknown
GeekBench 4 Battery Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 2141
Unknown
GeekBench 5 Single Core Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 310
Unknown
GeekBench 5 Multi-Core Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 861
Unknown
General specs
General specs — specifications for Pixel XL, XDA Comet.
SpecificationPixel XLXDA Comet
Release date
  • 2016
  • October
  • 2007
  • September
Colors
  • Quite Black
  • Very Silver
  • Really Blue
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 380 EUR
Unknown
Battery life
  • Stand by time- Up to 552 h (3G) Talking time- Up to 32 h (3G) Music play - Up to 130 h
  • Stand by time- Up to 200 h Talking time- Up to 6 h
Body build
  • Front glass
  • aluminum body
  • partial glass back
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Pixel XL, XDA Comet.
SpecificationPixel XLXDA Comet
SIM card
  • Nano-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 21(1500)
  • 26(850)
  • 28(700)
  • 32(1500)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat9 450/50 Mbps or LTE-A (3CA) Cat11 600/75 Mbps
  • HSPA
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • 3.0
  • Type-C 1.0 reversible connector
  • miniUSB
Bluetooth
  • 4.2
  • A2DP
  • LE
  • aptX
  • 1.2
Harmful irradiation
  • SAR - 0.89 W/kg (head) 0.56 W/kg (body) SAR EU - 0.25 W/kg (head) 0.44 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Pixel XL, XDA Comet.
SpecificationPixel XLXDA Comet
Radio
  • No
  • Stereo FM radio
  • RDS
Others
  • Active noise cancellation with dedicated mic
  • Handwriting recognition
Other features
Other features — specifications for Pixel XL, XDA Comet.
SpecificationPixel XLXDA Comet
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer - Fast battery charging - Splash and dust resistant - Versions: Global
  • USA
  • North America
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player